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appendix_contributing.xml: Add docbook style sheet version information. 

2009-03-17  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/xml/manual/appendix_contributing.xml: Add docbook style
	sheet version information. Table-ize docbook element examples.
	* doc/xml/manual/using.xml: Human-readable header
	markup. Alphabetized. Add new headers.
	* doc/html: Regenerate.

From-SVN: r144923
parent 03f30216
Showing with 151 additions and 139 deletions
libstdc++-v3/ChangeLog
2009-03-17 Benjamin Kosnik <bkoz@redhat.com>
* doc/xml/manual/appendix_contributing.xml: Add docbook style
sheet version information. Table-ize docbook element examples.
* doc/xml/manual/using.xml: Human-readable header
markup. Alphabetized. Add new headers.
* doc/html: Regenerate.
2009-03-15 Paolo Carlini <paolo.carlini@oracle.com>
* doc/xml/faq.xml: Fix link to setup documentation.
......
libstdc++-v3/doc/html/api.html
<?xml version="1.0" encoding="UTF-8" standalone="no"?>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>API and Source Level Documentation</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><link rel="home" href="spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk02.html" title="" /><link rel="prev" href="bk02.html" title="" /><link rel="next" href="bk03.html" title="" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">API and Source Level Documentation</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk02.html">Prev</a> </td><th width="60%" align="center"></th><td width="20%" align="right"> <a accesskey="n" href="bk03.html">Next</a></td></tr></table><hr /></div><div class="article" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="api"></a>API and Source Level Documentation</h2></div><div><p class="copyright">Copyright ©
2008
<a class="ulink" href="http://www.fsf.org/" target="_top">FSF
</a>
</p></div><div><div class="legalnotice"><a id="id379601"></a><p>
</p></div><div><div class="legalnotice"><a id="id553756"></a><p>
<a class="ulink" href="17_intro/license.html" target="_top">License
</a>
</p></div></div></div><hr /></div><p>
......
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libstdc++-v3/doc/html/faq.html
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Frequently Asked Questions</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><link rel="home" href="spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk03.html" title="" /><link rel="prev" href="bk03.html" title="" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Frequently Asked Questions</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk03.html">Prev</a> </td><th width="60%" align="center"></th><td width="20%" align="right"> </td></tr></table><hr /></div><div class="article" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="faq"></a>Frequently Asked Questions</h2></div><div><p class="copyright">Copyright ©
2008
<a class="ulink" href="http://fsf.org" target="_top">FSF</a>
......@@ -243,7 +243,7 @@
the source: please consult your vendor for details.
</p><p>
To build and install from the GNU GCC sources, please consult the
<a class="ulink" href="http://gcc.gnu.org/onlinedocs/libstdc++/install.html" target="_top">install
<a class="link" href="manual/bk01pt01ch02.html" title="Chapter 2. Setup">setup
documentation</a> for detailed
instructions. You may wish to browse those files ahead
of time to get a feel for what's required.
......@@ -506,8 +506,9 @@
long</span> specializations, and details of thread support.
</p><p>
Long answer: See the implementation status pages for
<a class="ulink" href="http://gcc.gnu.org/onlinedocs/libstdc++/17_intro/c++1998_status.html" target="_top">C++98</a>,
<a class="ulink" href="http://gcc.gnu.org/onlinedocs/libstdc++/17_intro/tr1_status.html" target="_top">TR1</a>, and <a class="ulink" href="http://gcc.gnu.org/onlinedocs/libstdc++/17_intro/c++0x_status.html" target="_top">C++0x</a>.
<a class="link" href="manual/bk01pt01ch01.html#manual.intro.status.standard.1998" title="C++ 1998">C++98</a>,
<a class="link" href="manual/bk01pt01ch01.html#manual.intro.status.standard.tr1" title="C++ TR1">TR1</a>, and
<a class="link" href="manual/bk01pt01ch01.html#manual.intro.status.standard.200x" title="C++ 200x">C++0x</a>.
</p></td></tr><tr class="question"><td align="left" valign="top"><a id="faq.standard_bugs"></a><a id="q-standard_bugs"></a><p><b>5.2.</b></p></td><td align="left" valign="top"><p>
Bugs in the ISO C++ language or library specification
</p></td></tr><tr class="answer"><td align="left" valign="top"><a id="a-standard_bugs"></a></td><td align="left" valign="top"><p>
......
libstdc++-v3/doc/html/manual/abi.html
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>ABI Policy and Guidelines</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; C++&#10; , &#10; ABI&#10; , &#10; version&#10; , &#10; dynamic&#10; , &#10; shared&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="appendix_porting.html" title="Appendix B. Porting and Maintenance" /><link rel="prev" href="internals.html" title="Porting to New Hardware or Operating Systems" /><link rel="next" href="api.html" title="API Evolution and Deprecation History" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">ABI Policy and Guidelines</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="internals.html">Prev</a> </td><th width="60%" align="center">Appendix B. Porting and Maintenance</th><td width="20%" align="right"> <a accesskey="n" href="api.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="appendix.porting.abi"></a>ABI Policy and Guidelines</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>ABI Policy and Guidelines</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; C++&#10; , &#10; ABI&#10; , &#10; version&#10; , &#10; dynamic&#10; , &#10; shared&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="appendix_porting.html" title="Appendix B. Porting and Maintenance" /><link rel="prev" href="internals.html" title="Porting to New Hardware or Operating Systems" /><link rel="next" href="api.html" title="API Evolution and Deprecation History" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">ABI Policy and Guidelines</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="internals.html">Prev</a> </td><th width="60%" align="center">Appendix B. Porting and Maintenance</th><td width="20%" align="right"> <a accesskey="n" href="api.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="appendix.porting.abi"></a>ABI Policy and Guidelines</h2></div></div></div><p>
</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="abi.cxx_interface"></a>The C++ Interface</h3></div></div></div><p>
C++ applications often dependent on specific language support
routines, say for throwing exceptions, or catching exceptions, and
......@@ -461,54 +461,54 @@ gcc test.c -g -O2 -L. -lone -ltwo /usr/lib/libstdc++.so.5 /usr/lib/libstdc++.so.
<a class="ulink" href="http://gcc.gnu.org/PR24660" target="_top">24660: versioning weak symbols in libstdc++</a>
</p><p>
<a class="ulink" href="http://gcc.gnu.org/PR19664" target="_top">19664: libstdc++ headers should have pop/push of the visibility around the declarations</a>
</p></div><div class="bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="abi.biblio"></a>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id408983"></a><p><span class="title"><i>
</p></div><div class="bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="abi.biblio"></a>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id571553"></a><p><span class="title"><i>
ABIcheck, a vague idea of checking ABI compatibility
</i>. </span><span class="biblioid">
<a class="ulink" href="http://abicheck.sourceforge.net/" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id409000"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571570"></a><p><span class="title"><i>
C++ ABI Reference
</i>. </span><span class="biblioid">
<a class="ulink" href="http://www.codesourcery.com/cxx-abi" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id409018"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571588"></a><p><span class="title"><i>
Intel® Compilers for Linux* -Compatibility with the GNU Compilers
</i>. </span><span class="biblioid">
<a class="ulink" href="http://developer.intel.com/software/products/compilers/techtopics/LinuxCompilersCompatibility.htm" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id374004"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571606"></a><p><span class="title"><i>
Intel® Compilers for Linux* -Compatibility with the GNU Compilers
</i>. </span><span class="biblioid">
<a class="ulink" href="http://developer.intel.com/software/products/compilers/techtopics/LinuxCompilersCompatibility.htm" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id374022"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571623"></a><p><span class="title"><i>
Sun Solaris 2.9 : Linker and Libraries Guide (document 816-1386)
</i>. </span><span class="biblioid">
<a class="ulink" href="http://docs.sun.com/?p=/doc/816-1386&amp;a=load" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id374039"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571640"></a><p><span class="title"><i>
Sun Solaris 2.9 : C++ Migration Guide (document 816-2459)
</i>. </span><span class="biblioid">
<a class="ulink" href="http://docs.sun.com/db/prod/solaris.9" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id374056"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571658"></a><p><span class="title"><i>
ELF Symbol Versioning
</i>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="biblioid">
<a class="ulink" href="http://people.redhat.com/drepper/symbol-versioning" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id374085"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571686"></a><p><span class="title"><i>
C++ ABI for the ARM Architecture
</i>. </span><span class="biblioid">
<a class="ulink" href="http://www.arm.com/miscPDFs/8033.pdf" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id374102"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571703"></a><p><span class="title"><i>
Dynamic Shared Objects: Survey and Issues
</i>. </span><span class="subtitle">
ISO C++ J16/06-0046
. </span><span class="author"><span class="firstname">Benjamin</span> <span class="surname">Kosnik</span>. </span><span class="biblioid">
<a class="ulink" href="http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2006/n1976.html" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id374134"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id571735"></a><p><span class="title"><i>
Versioning With Namespaces
</i>. </span><span class="subtitle">
ISO C++ J16/06-0083
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Part IX. Algorithms</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; , &#10; algorithm&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="spine.html" title="The GNU C++ Library" /><link rel="prev" href="bk01pt08ch19s02.html" title="One Past the End" /><link rel="next" href="bk01pt09pr02.html" title="" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Part IX. Algorithms</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt08ch19s02.html">Prev</a> </td><th width="60%" align="center">The GNU C++ Library</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt09pr02.html">Next</a></td></tr></table><hr /></div><div class="part" lang="en" xml:lang="en"><div class="titlepage"><div><div><h1 class="title"><a id="manual.algorithms"></a>Part IX. Algorithms</h1></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="preface"><a href="bk01pt09pr02.html"></a></span></dt><dt><span class="chapter"><a href="bk01pt09ch20.html">20. Mutating</a></span></dt><dd><dl><dt><span class="sect1"><a href="bk01pt09ch20.html#algorithms.mutating.swap"><code class="function">swap</code></a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt09ch20.html#algorithms.swap.specializations">Specializations</a></span></dt></dl></dd></dl></dd></dl></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="bk01pt08ch19s02.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="spine.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="bk01pt09pr02.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">One Past the End </td><td width="20%" align="center"><a accesskey="h" href="../spine.html">Home</a></td><td width="40%" align="right" valign="top"> </td></tr></table></div></body></html>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>API Evolution and Deprecation History</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="ISO C++, api, evolution, deprecation, history" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="appendix_porting.html" title="Appendix B. Porting and Maintenance" /><link rel="prev" href="abi.html" title="ABI Policy and Guidelines" /><link rel="next" href="backwards.html" title="Backwards Compatibility" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">API Evolution and Deprecation History</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="abi.html">Prev</a> </td><th width="60%" align="center">Appendix B. Porting and Maintenance</th><td width="20%" align="right"> <a accesskey="n" href="backwards.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="appendix.porting.api"></a>API Evolution and Deprecation History</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>API Evolution and Deprecation History</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="ISO C++, api, evolution, deprecation, history" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="appendix_porting.html" title="Appendix B. Porting and Maintenance" /><link rel="prev" href="abi.html" title="ABI Policy and Guidelines" /><link rel="next" href="backwards.html" title="Backwards Compatibility" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">API Evolution and Deprecation History</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="abi.html">Prev</a> </td><th width="60%" align="center">Appendix B. Porting and Maintenance</th><td width="20%" align="right"> <a accesskey="n" href="backwards.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="appendix.porting.api"></a>API Evolution and Deprecation History</h2></div></div></div><p>
A list of user-visible changes, in chronological order
</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="api.rel_300"></a><code class="constant">3.0</code></h3></div></div></div><p>
Extensions moved to <code class="filename">include/ext</code>.
......@@ -72,11 +72,11 @@ _Alloc_traits</code> have been removed.
<span class="type">__alloc</span> to select an underlying allocator that
satisfied memory allocation requests. The selection of this
underlying allocator was not user-configurable.
</p><div class="table"><a id="id395095"></a><p class="title"><b>Table B.1. Extension Allocators</b></p><div class="table-contents"><table summary="Extension Allocators" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /><col align="left" /></colgroup><thead><tr><th align="left">Allocator (3.4)</th><th align="left">Header (3.4)</th><th align="left">Allocator (3.[0-3])</th><th align="left">Header (3.[0-3])</th></tr></thead><tbody><tr><td align="left"><code class="classname">__gnu_cxx::new_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/new_allocator.h</code></td><td align="left"><code class="classname">std::__new_alloc</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::malloc_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/malloc_allocator.h</code></td><td align="left"><code class="classname">std::__malloc_alloc_template&lt;int&gt;</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::debug_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/debug_allocator.h</code></td><td align="left"><code class="classname">std::debug_alloc&lt;T&gt;</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::__pool_alloc&lt;T&gt;</code></td><td align="left"><code class="filename">ext/pool_allocator.h</code></td><td align="left"><code class="classname">std::__default_alloc_template&lt;bool,int&gt;</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::__mt_alloc&lt;T&gt;</code></td><td align="left"><code class="filename">ext/mt_allocator.h</code></td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left"><code class="classname">__gnu_cxx::bitmap_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/bitmap_allocator.h</code></td><td align="left"> </td><td align="left"> </td></tr></tbody></table></div></div><br class="table-break" /><p> Releases after gcc-3.4 have continued to add to the collection
</p><div class="table"><a id="id549268"></a><p class="title"><b>Table B.1. Extension Allocators</b></p><div class="table-contents"><table summary="Extension Allocators" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /><col align="left" /></colgroup><thead><tr><th align="left">Allocator (3.4)</th><th align="left">Header (3.4)</th><th align="left">Allocator (3.[0-3])</th><th align="left">Header (3.[0-3])</th></tr></thead><tbody><tr><td align="left"><code class="classname">__gnu_cxx::new_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/new_allocator.h</code></td><td align="left"><code class="classname">std::__new_alloc</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::malloc_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/malloc_allocator.h</code></td><td align="left"><code class="classname">std::__malloc_alloc_template&lt;int&gt;</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::debug_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/debug_allocator.h</code></td><td align="left"><code class="classname">std::debug_alloc&lt;T&gt;</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::__pool_alloc&lt;T&gt;</code></td><td align="left"><code class="filename">ext/pool_allocator.h</code></td><td align="left"><code class="classname">std::__default_alloc_template&lt;bool,int&gt;</code></td><td align="left"><code class="filename">memory</code></td></tr><tr><td align="left"><code class="classname">__gnu_cxx::__mt_alloc&lt;T&gt;</code></td><td align="left"><code class="filename">ext/mt_allocator.h</code></td><td align="left"> </td><td align="left"> </td></tr><tr><td align="left"><code class="classname">__gnu_cxx::bitmap_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/bitmap_allocator.h</code></td><td align="left"> </td><td align="left"> </td></tr></tbody></table></div></div><br class="table-break" /><p> Releases after gcc-3.4 have continued to add to the collection
of available allocators. All of these new allocators are
standard-style. The following table includes details, along with
the first released version of GCC that included the extension allocator.
</p><div class="table"><a id="id487362"></a><p class="title"><b>Table B.2. Extension Allocators Continued</b></p><div class="table-contents"><table summary="Extension Allocators Continued" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /></colgroup><thead><tr><th align="left">Allocator</th><th align="left">Include</th><th align="left">Version</th></tr></thead><tbody><tr><td align="left"><code class="classname">__gnu_cxx::array_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/array_allocator.h</code></td><td align="left">4.0.0</td></tr><tr><td align="left"><code class="classname">__gnu_cxx::throw_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/throw_allocator.h</code></td><td align="left">4.2.0</td></tr></tbody></table></div></div><br class="table-break" /><p>
</p><div class="table"><a id="id502386"></a><p class="title"><b>Table B.2. Extension Allocators Continued</b></p><div class="table-contents"><table summary="Extension Allocators Continued" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /></colgroup><thead><tr><th align="left">Allocator</th><th align="left">Include</th><th align="left">Version</th></tr></thead><tbody><tr><td align="left"><code class="classname">__gnu_cxx::array_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/array_allocator.h</code></td><td align="left">4.0.0</td></tr><tr><td align="left"><code class="classname">__gnu_cxx::throw_allocator&lt;T&gt;</code></td><td align="left"><code class="filename">ext/throw_allocator.h</code></td><td align="left">4.2.0</td></tr></tbody></table></div></div><br class="table-break" /><p>
Debug mode first appears.
</p><p>
Precompiled header support <acronym class="acronym">PCH</acronym> support.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Appendix A. Contributing</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="spine.html" title="The GNU C++ Library" /><link rel="prev" href="bk01pt12ch40s03.html" title="Use" /><link rel="next" href="bk01apas02.html" title="Directory Layout and Source Conventions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix A. Contributing</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch40s03.html">Prev</a> </td><th width="60%" align="center">The GNU C++ Library</th><td width="20%" align="right"> <a accesskey="n" href="bk01apas02.html">Next</a></td></tr></table><hr /></div><div class="appendix" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="appendix.contrib"></a>Appendix A. Contributing</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="appendix_contributing.html#contrib.list">Contributor Checklist</a></span></dt><dd><dl><dt><span class="sect2"><a href="appendix_contributing.html#list.reading">Reading</a></span></dt><dt><span class="sect2"><a href="appendix_contributing.html#list.copyright">Assignment</a></span></dt><dt><span class="sect2"><a href="appendix_contributing.html#list.getting">Getting Sources</a></span></dt><dt><span class="sect2"><a href="appendix_contributing.html#list.patches">Submitting Patches</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01apas02.html">Directory Layout and Source Conventions</a></span></dt><dt><span class="sect1"><a href="bk01apas03.html">Coding Style</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01apas03.html#coding_style.bad_identifiers">Bad Identifiers</a></span></dt><dt><span class="sect2"><a href="bk01apas03.html#coding_style.example">By Example</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01apas04.html">Documentation Style</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01apas04.html#doc_style.doxygen">Doxygen</a></span></dt><dt><span class="sect2"><a href="bk01apas04.html#doc_style.docbook">Docbook</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01apas05.html">Design Notes</a></span></dt></dl></div><p>
The GNU C++ Library follows an open development model. Active
contributors are assigned maintainer-ship responsibility, and given
write access to the source repository. First time contributors
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The biggest deficiency in free operating systems is not in the
software--it is the lack of good free manuals that we can include in
these systems. Many of our most important programs do not come with
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>auto_ptr</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; auto_ptr&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt04ch11.html" title="Chapter 11. Memory" /><link rel="prev" href="bk01pt04ch11.html" title="Chapter 11. Memory" /><link rel="next" href="shared_ptr.html" title="shared_ptr" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">auto_ptr</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt04ch11.html">Prev</a> </td><th width="60%" align="center">Chapter 11. Memory</th><td width="20%" align="right"> <a accesskey="n" href="shared_ptr.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.util.memory.auto_ptr"></a>auto_ptr</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="auto_ptr.limitations"></a>Limitations</h3></div></div></div><p>Explaining all of the fun and delicious things that can
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happen with misuse of the <code class="classname">auto_ptr</code> class
template (called <acronym class="acronym">AP</acronym> here) would take some
time. Suffice it to say that the use of <acronym class="acronym">AP</acronym>
......
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</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.bitmap.design"></a>Design</h3></div></div></div><p>
As this name suggests, this allocator uses a bit-map to keep track
of the used and unused memory locations for it's book-keeping
......@@ -103,7 +103,7 @@ else return false.</p></li></ol></div><p>
</p><p>
Consider a block of size 64 ints. In memory, it would look like this:
(assume a 32-bit system where, size_t is a 32-bit entity).
</p><div class="table"><a id="id403407"></a><p class="title"><b>Table 32.1. Bitmap Allocator Memory Map</b></p><div class="table-contents"><table summary="Bitmap Allocator Memory Map" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /><col align="left" /><col align="left" /></colgroup><tbody><tr><td align="left">268</td><td align="left">0</td><td align="left">4294967295</td><td align="left">4294967295</td><td align="left">Data -&gt; Space for 64 ints</td></tr></tbody></table></div></div><br class="table-break" /><p>
</p><div class="table"><a id="id461252"></a><p class="title"><b>Table 32.1. Bitmap Allocator Memory Map</b></p><div class="table-contents"><table summary="Bitmap Allocator Memory Map" border="1"><colgroup><col align="left" /><col align="left" /><col align="left" /><col align="left" /><col align="left" /></colgroup><tbody><tr><td align="left">268</td><td align="left">0</td><td align="left">4294967295</td><td align="left">4294967295</td><td align="left">Data -&gt; Space for 64 ints</td></tr></tbody></table></div></div><br class="table-break" /><p>
The first Column(268) represents the size of the Block in bytes as
seen by the Bitmap Allocator. Internally, a global free list is
used to keep track of the free blocks used and given back by the
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The unpacked source directory of libstdc++ contains the files
needed to create the GNU C++ Library.
</p><div class="literallayout"><p><br />
......@@ -74,12 +74,7 @@ Currently these are:<br />
  config/locale<br />
  config/os<br />
<br />
In addition, two subdirectories are convenience libraries:<br />
<br />
  libmath<br />
    Support routines needed for C++ math. Only needed if the<br />
    underlying "C" implementation is non-existent, in particular<br />
    required or optimal long double, long long, and C99 functionality.<br />
In addition, a subdirectory holds the convenience library libsupc++.<br />
<br />
  libsupc++<br />
    Contains the runtime library for C++, including exception<br />
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</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="coding_style.bad_identifiers"></a>Bad Identifiers</h3></div></div></div><p>
Identifiers that conflict and should be avoided.
</p><div class="literallayout"><p><br />
......@@ -46,6 +46,9 @@
      _res_ext<br />
      __tg_*<br />
<br />
      SPU adds:<br />
      __ea<br />
<br />
      For GCC:<br />
<br />
      [Note that this list is out of date. It applies to the old<br />
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<br />
    The Library<br />
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</p><div class="address"><p>Free Software Foundation, Inc. <br />
  <span class="street">51 Franklin Street, Fifth Floor</span>, <br />
  <span class="city">Boston</span>, <span class="state">MA</span> <span class="postcode">02110-1301</span><br />
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placed by the copyright holder saying it may be distributed under the terms
of this General Public License. The “<span class="quote">Program</span>”, below, refers to any such
program or work, and a
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>How to Apply These Terms to Your New Programs</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01apd.html" title="Appendix D. GNU General Public License" /><link rel="prev" href="bk01apds02.html" title="TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION" /><link rel="next" href="bk01ape.html" title="Appendix E. GNU Free Documentation License" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">How to Apply These Terms to Your New Programs</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01apds02.html">Prev</a> </td><th width="60%" align="center">Appendix D. GNU General Public License</th><td width="20%" align="right"> <a accesskey="n" href="bk01ape.html">Next</a></td></tr></table><hr /></div><div class="section" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="gpl-3"></a>How to Apply These Terms to Your New Programs</h2></div></div></div><p>If you develop a new program, and you want it to be of the greatest
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>How to Apply These Terms to Your New Programs</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01apd.html" title="Appendix D. GNU General Public License" /><link rel="prev" href="bk01apds02.html" title="TERMS AND CONDITIONS FOR COPYING, DISTRIBUTION AND MODIFICATION" /><link rel="next" href="bk01ape.html" title="Appendix E. GNU Free Documentation License" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">How to Apply These Terms to Your New Programs</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01apds02.html">Prev</a> </td><th width="60%" align="center">Appendix D. GNU General Public License</th><td width="20%" align="right"> <a accesskey="n" href="bk01ape.html">Next</a></td></tr></table><hr /></div><div class="section" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="gpl-3"></a>How to Apply These Terms to Your New Programs</h2></div></div></div><p>If you develop a new program, and you want it to be of the greatest
possible use to the public, the best way to achieve this is to make it
free software which everyone can redistribute and change under these terms.</p><p>To do so, attach the following notices to the program. It is safest
to attach them to the start of each source file to most effectively
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Appendix E. GNU Free Documentation License</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="spine.html" title="The GNU C++ Library" /><link rel="prev" href="bk01apds03.html" title="How to Apply These Terms to Your New Programs" /><link rel="next" href="../bk02.html" title="" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix E. GNU Free Documentation License</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01apds03.html">Prev</a> </td><th width="60%" align="center">The GNU C++ Library</th><td width="20%" align="right"> <a accesskey="n" href="../bk02.html">Next</a></td></tr></table><hr /></div><div class="appendix" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="appendix.gfdl-1.2"></a>Appendix E. GNU Free Documentation License</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Appendix E. GNU Free Documentation License</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="spine.html" title="The GNU C++ Library" /><link rel="prev" href="bk01apds03.html" title="How to Apply These Terms to Your New Programs" /><link rel="next" href="../bk02.html" title="" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Appendix E. GNU Free Documentation License</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01apds03.html">Prev</a> </td><th width="60%" align="center">The GNU C++ Library</th><td width="20%" align="right"> <a accesskey="n" href="../bk02.html">Next</a></td></tr></table><hr /></div><div class="appendix" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="appendix.gfdl-1.2"></a>Appendix E. GNU Free Documentation License</h2></div></div></div><p>
Copyright (C) 2000, 2001, 2002 Free Software Foundation,
<abbr class="abbrev">Inc.</abbr> 51 Franklin <abbr class="abbrev">St</abbr>, Fifth Floor,
Boston, <abbr class="abbrev">MA</abbr> 02110-1301 <abbr class="abbrev">USA</abbr>. Everyone is permitted to copy and
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>License</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt01ch01.html" title="Chapter 1. Status" /><link rel="prev" href="bk01pt01ch01.html" title="Chapter 1. Status" /><link rel="next" href="bk01pt01ch01s03.html" title="Bugs" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">License</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch01.html">Prev</a> </td><th width="60%" align="center">Chapter 1. Status</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch01s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.status.license"></a>License</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>License</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt01ch01.html" title="Chapter 1. Status" /><link rel="prev" href="bk01pt01ch01.html" title="Chapter 1. Status" /><link rel="next" href="bk01pt01ch01s03.html" title="Bugs" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">License</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch01.html">Prev</a> </td><th width="60%" align="center">Chapter 1. Status</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch01s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.status.license"></a>License</h2></div></div></div><p>
There are two licenses affecting GNU libstdc++: one for the code,
and one for the documentation.
</p><p>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Bugs</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt01ch01.html" title="Chapter 1. Status" /><link rel="prev" href="bk01pt01ch01s02.html" title="License" /><link rel="next" href="bk01pt01ch02.html" title="Chapter 2. Setup" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Bugs</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch01s02.html">Prev</a> </td><th width="60%" align="center">Chapter 1. Status</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch02.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.status.bugs"></a>Bugs</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.status.bugs.impl"></a>Implementation Bugs</h3></div></div></div><p>
Information on known bugs, details on efforts to fix them, and
fixed bugs are all available as part of the GCC bug tracking
system, <a class="ulink" href="http://gcc.gnu.org/bugzilla" target="_top">bugzilla</a>, with the
......@@ -49,6 +49,9 @@
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#22" target="_top">22</a>:
<span class="emphasis"><em>Member open vs flags</em></span>
</span></dt><dd><p>Re-opening a file stream does <span class="emphasis"><em>not</em></span> clear the state flags.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#23" target="_top">23</a>:
<span class="emphasis"><em>Num_get overflow result</em></span>
</span></dt><dd><p>Implement the proposed resolution.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#25" target="_top">25</a>:
<span class="emphasis"><em>String operator&lt;&lt; uses width() value wrong</em></span>
</span></dt><dd><p>Padding issues.
......@@ -228,6 +231,9 @@
<span class="emphasis"><em>Const overload of valarray::operator[] returns
by value</em></span>
</span></dt><dd><p>Change it to return a <code class="code">const T&amp;</code>.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#396" target="_top">396</a>:
<span class="emphasis"><em>what are characters zero and one</em></span>
</span></dt><dd><p>Implement the proposed resolution.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#402" target="_top">402</a>:
<span class="emphasis"><em>Wrong new expression in [some_]allocator::construct</em></span>
</span></dt><dd><p>Replace "new" with "::new".
......@@ -278,13 +284,13 @@
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#543" target="_top">543</a>:
<span class="emphasis"><em>valarray slice default constructor</em></span>
</span></dt><dd><p>Follow the straightforward proposed resolution.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#550" target="_top">550</a>:
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#550" target="_top">550</a>:
<span class="emphasis"><em>What should the return type of pow(float,int) be?</em></span>
</span></dt><dd><p>In C++0x mode, remove the pow(float,int), etc., signatures.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#586" target="_top">586</a>:
<span class="emphasis"><em>string inserter not a formatted function</em></span>
</span></dt><dd><p>Change it to be a formatted output function (i.e. catch exceptions).
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#596" target="_top">596</a>:
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#596" target="_top">596</a>:
<span class="emphasis"><em>27.8.1.3 Table 112 omits "a+" and "a+b" modes</em></span>
</span></dt><dd><p>Add the missing modes to fopen_mode.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#660" target="_top">660</a>:
......@@ -300,20 +306,16 @@
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#695" target="_top">695</a>:
<span class="emphasis"><em>ctype&lt;char&gt;::classic_table() not accessible</em></span>
</span></dt><dd><p>Make the member functions table and classic_table public.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#761" target="_top">761</a>:
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#761" target="_top">761</a>:
<span class="emphasis"><em>unordered_map needs an at() member function</em></span>
</span></dt><dd><p>In C++0x mode, add at() and at() const.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#775" target="_top">775</a>:
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#775" target="_top">775</a>:
<span class="emphasis"><em>Tuple indexing should be unsigned?</em></span>
</span></dt><dd><p>Implement the int -&gt; size_t replacements.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#776" target="_top">776</a>:
<span class="emphasis"><em>Undescribed assign function of std::array</em></span>
</span></dt><dd><p>In C++0x mode, remove assign, add fill.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#778" target="_top">778</a>:
<span class="emphasis"><em>std::bitset does not have any constructor taking a string
literal</em></span>
</span></dt><dd><p>Add it.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#781" target="_top">781</a>:
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-defects.html#781" target="_top">781</a>:
<span class="emphasis"><em>std::complex should add missing C99 functions</em></span>
</span></dt><dd><p>In C++0x mode, add std::proj.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#809" target="_top">809</a>:
......@@ -322,4 +324,7 @@
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#844" target="_top">844</a>:
<span class="emphasis"><em>complex pow return type is ambiguous</em></span>
</span></dt><dd><p>In C++0x mode, remove the pow(complex&lt;T&gt;, int) signature.
</p></dd><dt><span class="term"><a class="ulink" href="../ext/lwg-active.html#853" target="_top">853</a>:
<span class="emphasis"><em>to_string needs updating with zero and one</em></span>
</span></dt><dd><p>Update / add the signatures.
</p></dd></dl></div></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="bk01pt01ch01s02.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="bk01pt01ch01.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="bk01pt01ch02.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">License </td><td width="20%" align="center"><a accesskey="h" href="../spine.html">Home</a></td><td width="40%" align="right" valign="top"> Chapter 2. Setup</td></tr></table></div></body></html>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 2. Setup</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="intro.html" title="Part I. Introduction" /><link rel="prev" href="bk01pt01ch01s03.html" title="Bugs" /><link rel="next" href="configure.html" title="Configure" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 2. Setup</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch01s03.html">Prev</a> </td><th width="60%" align="center">Part I. Introduction</th><td width="20%" align="right"> <a accesskey="n" href="configure.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup"></a>Chapter 2. Setup</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt01ch02.html#manual.intro.setup.prereq">Prerequisites</a></span></dt><dt><span class="sect1"><a href="configure.html">Configure</a></span></dt><dt><span class="sect1"><a href="bk01pt01ch02s03.html">Make</a></span></dt><dt><span class="sect1"><a href="test.html">Test</a></span></dt><dd><dl><dt><span class="sect2"><a href="test.html#test.organization">Organization</a></span></dt><dt><span class="sect2"><a href="test.html#test.run">Running the Testsuite</a></span></dt><dt><span class="sect2"><a href="test.html#test.new_tests">Writing a new test case</a></span></dt><dt><span class="sect2"><a href="test.html#test.harness">Test Harness and Utilities</a></span></dt></dl></dd></dl></div><p>To transform libstdc++ sources into installed include files
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 2. Setup</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="intro.html" title="Part I. Introduction" /><link rel="prev" href="bk01pt01ch01s03.html" title="Bugs" /><link rel="next" href="configure.html" title="Configure" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 2. Setup</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch01s03.html">Prev</a> </td><th width="60%" align="center">Part I. Introduction</th><td width="20%" align="right"> <a accesskey="n" href="configure.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.intro.setup"></a>Chapter 2. Setup</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt01ch02.html#manual.intro.setup.prereq">Prerequisites</a></span></dt><dt><span class="sect1"><a href="configure.html">Configure</a></span></dt><dt><span class="sect1"><a href="bk01pt01ch02s03.html">Make</a></span></dt><dt><span class="sect1"><a href="test.html">Test</a></span></dt><dd><dl><dt><span class="sect2"><a href="test.html#test.organization">Organization</a></span></dt><dt><span class="sect2"><a href="test.html#test.run">Running the Testsuite</a></span></dt><dt><span class="sect2"><a href="test.html#test.new_tests">Writing a new test case</a></span></dt><dt><span class="sect2"><a href="test.html#test.harness">Test Harness and Utilities</a></span></dt></dl></dd></dl></div><p>To transform libstdc++ sources into installed include files
and properly built binaries useful for linking to other software is
a multi-step process. Steps include getting the sources,
configuring and building the sources, testing, and installation.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Make</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt01ch02.html" title="Chapter 2. Setup" /><link rel="prev" href="configure.html" title="Configure" /><link rel="next" href="test.html" title="Test" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Make</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="configure.html">Prev</a> </td><th width="60%" align="center">Chapter 2. Setup</th><td width="20%" align="right"> <a accesskey="n" href="test.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.setup.make"></a>Make</h2></div></div></div><p>If you have never done this before, you should read the basic
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Make</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt01ch02.html" title="Chapter 2. Setup" /><link rel="prev" href="configure.html" title="Configure" /><link rel="next" href="test.html" title="Test" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Make</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="configure.html">Prev</a> </td><th width="60%" align="center">Chapter 2. Setup</th><td width="20%" align="right"> <a accesskey="n" href="test.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.setup.make"></a>Make</h2></div></div></div><p>If you have never done this before, you should read the basic
<a class="ulink" href="http://gcc.gnu.org/install/" target="_top">GCC Installation
Instructions</a> first. Read <span class="emphasis"><em>all of them</em></span>.
<span class="emphasis"><em>Twice.</em></span>
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libstdc++-v3/doc/html/manual/bk01pt01ch03s03.html
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Namespaces</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s02.html" title="Headers" /><link rel="next" href="bk01pt01ch03s04.html" title="Macros" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Namespaces</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s02.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch03s04.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.namespaces"></a>Namespaces</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.namespaces.all"></a>Available Namespaces</h3></div></div></div><p> There are three main namespaces.
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Namespaces</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s02.html" title="Headers" /><link rel="next" href="bk01pt01ch03s04.html" title="Macros" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Namespaces</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s02.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch03s04.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.namespaces"></a>Namespaces</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.intro.using.namespaces.all"></a>Available Namespaces</h3></div></div></div><p> There are three main namespaces.
</p><div class="itemizedlist"><ul type="disc"><li><p>std</p><p>The ISO C++ standards specify that "all library entities are defined
within namespace std." This includes namespaces nested
within <code class="code">namespace std</code>, such as <code class="code">namespace
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Macros</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s03.html" title="Namespaces" /><link rel="next" href="bk01pt01ch03s05.html" title="Concurrency" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Macros</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s03.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch03s05.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.macros"></a>Macros</h2></div></div></div><p>All pre-processor switches and configurations are all gathered
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Macros</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s03.html" title="Namespaces" /><link rel="next" href="bk01pt01ch03s05.html" title="Concurrency" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Macros</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s03.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch03s05.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.macros"></a>Macros</h2></div></div></div><p>All pre-processor switches and configurations are all gathered
in the file <code class="code">c++config.h</code>, which is generated during
the libstdc++ configuration and build process, and included by
files part of the public libstdc++ API. Most of these macros
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Concurrency</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s04.html" title="Macros" /><link rel="next" href="bk01pt01ch03s06.html" title="Exceptions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Concurrency</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s04.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch03s06.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.concurrency"></a>Concurrency</h2></div></div></div><p>This section discusses issues surrounding the proper compilation
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Concurrency</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s04.html" title="Macros" /><link rel="next" href="bk01pt01ch03s06.html" title="Exceptions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Concurrency</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s04.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt01ch03s06.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.concurrency"></a>Concurrency</h2></div></div></div><p>This section discusses issues surrounding the proper compilation
of multithreaded applications which use the Standard C++
library. This information is GCC-specific since the C++
standard does not address matters of multithreaded applications.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Exceptions</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s05.html" title="Concurrency" /><link rel="next" href="debug.html" title="Debugging Support" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Exceptions</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s05.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="debug.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.exception"></a>Exceptions</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="intro.using.exception.propagating"></a>Propagating Exceptions aka Exception Neutrality</h3></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Exceptions</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="using.html" title="Chapter 3. Using" /><link rel="prev" href="bk01pt01ch03s05.html" title="Concurrency" /><link rel="next" href="debug.html" title="Debugging Support" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Exceptions</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt01ch03s05.html">Prev</a> </td><th width="60%" align="center">Chapter 3. Using</th><td width="20%" align="right"> <a accesskey="n" href="debug.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.intro.using.exception"></a>Exceptions</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="intro.using.exception.propagating"></a>Propagating Exceptions aka Exception Neutrality</h3></div></div></div><p>
</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="intro.using.exception.safety"></a>Exception Safety</h3></div></div></div><p>
</p></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="intro.using.exception.no"></a>Support for <code class="literal">-fno-exceptions</code></h3></div></div></div><p>
</p></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="bk01pt01ch03s05.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="using.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="debug.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">Concurrency </td><td width="20%" align="center"><a accesskey="h" href="../spine.html">Home</a></td><td width="40%" align="right" valign="top"> Debugging Support</td></tr></table></div></body></html>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 4. Types</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="support.html" title="Part II. Support" /><link rel="prev" href="bk01pt02pr01.html" title="" /><link rel="next" href="bk01pt02ch04s02.html" title="Numeric Properties" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 4. Types</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt02pr01.html">Prev</a> </td><th width="60%" align="center">Part II. Support</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt02ch04s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.support.types"></a>Chapter 4. Types</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt02ch04.html#manual.support.types.fundamental">Fundamental Types</a></span></dt><dt><span class="sect1"><a href="bk01pt02ch04s02.html">Numeric Properties</a></span></dt><dt><span class="sect1"><a href="bk01pt02ch04s03.html">NULL</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.support.types.fundamental"></a>Fundamental Types</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 4. Types</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="support.html" title="Part II. Support" /><link rel="prev" href="bk01pt02pr01.html" title="" /><link rel="next" href="bk01pt02ch04s02.html" title="Numeric Properties" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 4. Types</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt02pr01.html">Prev</a> </td><th width="60%" align="center">Part II. Support</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt02ch04s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.support.types"></a>Chapter 4. Types</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt02ch04.html#manual.support.types.fundamental">Fundamental Types</a></span></dt><dt><span class="sect1"><a href="bk01pt02ch04s02.html">Numeric Properties</a></span></dt><dt><span class="sect1"><a href="bk01pt02ch04s03.html">NULL</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.support.types.fundamental"></a>Fundamental Types</h2></div></div></div><p>
C++ has the following builtin types:
</p><div class="itemizedlist"><ul type="disc"><li><p>
char
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Numeric Properties</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt02ch04.html" title="Chapter 4. Types" /><link rel="prev" href="bk01pt02ch04.html" title="Chapter 4. Types" /><link rel="next" href="bk01pt02ch04s03.html" title="NULL" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Numeric Properties</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt02ch04.html">Prev</a> </td><th width="60%" align="center">Chapter 4. Types</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt02ch04s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.support.types.numeric_limits"></a>Numeric Properties</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Numeric Properties</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt02ch04.html" title="Chapter 4. Types" /><link rel="prev" href="bk01pt02ch04.html" title="Chapter 4. Types" /><link rel="next" href="bk01pt02ch04s03.html" title="NULL" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Numeric Properties</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt02ch04.html">Prev</a> </td><th width="60%" align="center">Chapter 4. Types</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt02ch04s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.support.types.numeric_limits"></a>Numeric Properties</h2></div></div></div><p>
The header <code class="filename">limits</code> defines
traits classes to give access to various implementation
defined-aspects of the fundamental types. The traits classes --
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>NULL</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt02ch04.html" title="Chapter 4. Types" /><link rel="prev" href="bk01pt02ch04s02.html" title="Numeric Properties" /><link rel="next" href="bk01pt02ch05.html" title="Chapter 5. Dynamic Memory" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">NULL</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt02ch04s02.html">Prev</a> </td><th width="60%" align="center">Chapter 4. Types</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt02ch05.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.support.types.null"></a>NULL</h2></div></div></div><p>
The only change that might affect people is the type of
<code class="constant">NULL</code>: while it is required to be a macro,
the definition of that macro is <span class="emphasis"><em>not</em></span> allowed
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There are six flavors each of <code class="function">new</code> and
<code class="function">delete</code>, so make certain that you're using the right
ones. Here are quickie descriptions of <code class="function">new</code>:
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Not many changes here to <code class="filename">cstdlib</code>. You should note that the
<code class="function">abort()</code> function does not call the
destructors of automatic nor static objects, so if you're
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If you are having difficulty with uncaught exceptions and want a
little bit of help debugging the causes of the core dumps, you can
make use of a GNU extension, the verbose terminate handler.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title></title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="support.html" title="Part II. Support" /><link rel="prev" href="support.html" title="Part II. Support" /><link rel="next" href="bk01pt02ch04.html" title="Chapter 4. Types" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="support.html">Prev</a> </td><th width="60%" align="center">Part II. Support</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt02ch04.html">Next</a></td></tr></table><hr /></div><div class="preface" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="id449160"></a></h2></div></div></div><p>
This part deals with the functions called and objects created
automatically during the course of a program's existence.
</p><p>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 7. Exceptions</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="diagnostics.html" title="Part III. Diagnostics" /><link rel="prev" href="diagnostics.html" title="Part III. Diagnostics" /><link rel="next" href="bk01pt03ch07s02.html" title="Adding Data to Exceptions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 7. Exceptions</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="diagnostics.html">Prev</a> </td><th width="60%" align="center">Part III. Diagnostics</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt03ch07s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.diagnostics.exceptions"></a>Chapter 7. Exceptions</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt03ch07.html#manual.diagnostics.exceptions.hierarchy">Exception Classes</a></span></dt><dt><span class="sect1"><a href="bk01pt03ch07s02.html">Adding Data to Exceptions</a></span></dt><dt><span class="sect1"><a href="bk01pt03ch07s03.html">Cancellation</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.diagnostics.exceptions.hierarchy"></a>Exception Classes</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 7. Exceptions</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="diagnostics.html" title="Part III. Diagnostics" /><link rel="prev" href="diagnostics.html" title="Part III. Diagnostics" /><link rel="next" href="bk01pt03ch07s02.html" title="Adding Data to Exceptions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 7. Exceptions</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="diagnostics.html">Prev</a> </td><th width="60%" align="center">Part III. Diagnostics</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt03ch07s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.diagnostics.exceptions"></a>Chapter 7. Exceptions</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt03ch07.html#manual.diagnostics.exceptions.hierarchy">Exception Classes</a></span></dt><dt><span class="sect1"><a href="bk01pt03ch07s02.html">Adding Data to Exceptions</a></span></dt><dt><span class="sect1"><a href="bk01pt03ch07s03.html">Cancellation</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.diagnostics.exceptions.hierarchy"></a>Exception Classes</h2></div></div></div><p>
All exception objects are defined in one of the standard header
files: <code class="filename">exception</code>,
<code class="filename">stdexcept</code>, <code class="filename">new</code>, and
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Adding Data to Exceptions</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt03ch07.html" title="Chapter 7. Exceptions" /><link rel="prev" href="bk01pt03ch07.html" title="Chapter 7. Exceptions" /><link rel="next" href="bk01pt03ch07s03.html" title="Cancellation" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Adding Data to Exceptions</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt03ch07.html">Prev</a> </td><th width="60%" align="center">Chapter 7. Exceptions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt03ch07s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.diagnostics.exceptions.data"></a>Adding Data to Exceptions</h2></div></div></div><p>
The standard exception classes carry with them a single string as
data (usually describing what went wrong or where the 'throw' took
place). It's good to remember that you can add your own data to
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libstdc++-v3/doc/html/manual/bk01pt03ch08.html
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In 1999, SGI added “<span class="quote">concept checkers</span>” to their
implementation of the STL: code which checked the template
parameters of instantiated pieces of the STL, in order to insure
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libstdc++-v3/doc/html/manual/bk01pt04ch09.html
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 9. Functors</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="utilities.html" title="Part IV. Utilities" /><link rel="prev" href="utilities.html" title="Part IV. Utilities" /><link rel="next" href="bk01pt04ch10.html" title="Chapter 10. Pairs" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 9. Functors</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="utilities.html">Prev</a> </td><th width="60%" align="center">Part IV. Utilities</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt04ch10.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.util.functors"></a>Chapter 9. Functors</h2></div></div></div><p>If you don't know what functors are, you're not alone. Many people
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 9. Functors</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="utilities.html" title="Part IV. Utilities" /><link rel="prev" href="utilities.html" title="Part IV. Utilities" /><link rel="next" href="bk01pt04ch10.html" title="Chapter 10. Pairs" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 9. Functors</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="utilities.html">Prev</a> </td><th width="60%" align="center">Part IV. Utilities</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt04ch10.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.util.functors"></a>Chapter 9. Functors</h2></div></div></div><p>If you don't know what functors are, you're not alone. Many people
get slightly the wrong idea. In the interest of not reinventing
the wheel, we will refer you to the introduction to the functor
concept written by SGI as part of their STL, in
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 10. Pairs</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="utilities.html" title="Part IV. Utilities" /><link rel="prev" href="bk01pt04ch09.html" title="Chapter 9. Functors" /><link rel="next" href="bk01pt04ch11.html" title="Chapter 11. Memory" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 10. Pairs</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt04ch09.html">Prev</a> </td><th width="60%" align="center">Part IV. Utilities</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt04ch11.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.util.pairs"></a>Chapter 10. Pairs</h2></div></div></div><p>The <code class="code">pair&lt;T1,T2&gt;</code> is a simple and handy way to
carry around a pair of objects. One is of type T1, and another of
type T2; they may be the same type, but you don't get anything
extra if they are. The two members can be accessed directly, as
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</p></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="shared_ptr.html">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="utilities.html">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="strings.html">Next</a></td></tr><tr><td width="40%" align="left" valign="top">shared_ptr </td><td width="20%" align="center"><a accesskey="h" href="../spine.html">Home</a></td><td width="40%" align="right" valign="top"> Part V. Strings</td></tr></table></div></body></html>
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Here are Standard, simple, and portable ways to perform common
transformations on a <code class="code">string</code> instance, such as
"convert to all upper case." The word transformations
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libstdc++-v3/doc/html/manual/bk01pt05ch13s02.html
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</p><p>The well-known-and-if-it-isn't-well-known-it-ought-to-be
<a class="ulink" href="http://www.gotw.ca/gotw/" target="_top">Guru of the Week</a>
discussions held on Usenet covered this topic in January of 1998.
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</p><p>The <code class="code">std::basic_string</code> is tantalizingly general, in that
it is parameterized on the type of the characters which it holds.
In theory, you could whip up a Unicode character class and instantiate
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</p><p>The Standard C (and C++) function <code class="code">strtok()</code> leaves a lot to
be desired in terms of user-friendliness. It's unintuitive, it
destroys the character string on which it operates, and it requires
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Shrink to Fit</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt05ch13.html" title="Chapter 13. String Classes" /><link rel="prev" href="bk01pt05ch13s04.html" title="Tokenizing" /><link rel="next" href="bk01pt05ch13s06.html" title="CString (MFC)" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Shrink to Fit</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt05ch13s04.html">Prev</a> </td><th width="60%" align="center">Chapter 13. String Classes</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt05ch13s06.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="strings.string.shrink"></a>Shrink to Fit</h2></div></div></div><p>
</p><p>From GCC 3.4 calling <code class="code">s.reserve(res)</code> on a
<code class="code">string s</code> with <code class="code">res &lt; s.capacity()</code> will
reduce the string's capacity to <code class="code">std::max(s.size(), res)</code>.
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</p><p>A common lament seen in various newsgroups deals with the Standard
string class as opposed to the Microsoft Foundation Class called
CString. Often programmers realize that a standard portable
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 14. Locales</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="localization.html" title="Part VI. Localization" /><link rel="prev" href="localization.html" title="Part VI. Localization" /><link rel="next" href="bk01pt06ch15.html" title="Chapter 15. Facets aka Categories" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 14. Locales</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="localization.html">Prev</a> </td><th width="60%" align="center">Part VI. Localization</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt06ch15.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.localization.locales"></a>Chapter 14. Locales</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt06ch14.html#manual.localization.locales.locale">locale</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.req">Requirements</a></span></dt><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.design">Design</a></span></dt><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.impl">Implementation</a></span></dt><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.future">Future</a></span></dt></dl></dd></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.localization.locales.locale"></a>locale</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 14. Locales</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="localization.html" title="Part VI. Localization" /><link rel="prev" href="localization.html" title="Part VI. Localization" /><link rel="next" href="bk01pt06ch15.html" title="Chapter 15. Facets aka Categories" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 14. Locales</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="localization.html">Prev</a> </td><th width="60%" align="center">Part VI. Localization</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt06ch15.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.localization.locales"></a>Chapter 14. Locales</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt06ch14.html#manual.localization.locales.locale">locale</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.req">Requirements</a></span></dt><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.design">Design</a></span></dt><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.impl">Implementation</a></span></dt><dt><span class="sect2"><a href="bk01pt06ch14.html#locales.locale.future">Future</a></span></dt></dl></dd></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.localization.locales.locale"></a>locale</h2></div></div></div><p>
Describes the basic locale object, including nested
classes id, facet, and the reference-counted implementation object,
class _Impl.
......@@ -395,25 +395,25 @@ global locale" (emphasis Paolo), that is:
What should non-required facet instantiations do? If the
generic implementation is provided, then how to end-users
provide specializations?
</p></li></ul></div></div><div class="bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="locales.locale.biblio"></a>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id439218"></a><p><span class="title"><i>
</p></li></ul></div></div><div class="bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="locales.locale.biblio"></a>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id459942"></a><p><span class="title"><i>
The GNU C Library
</i>. </span><span class="author"><span class="firstname">Roland</span> <span class="surname">McGrath</span>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2007 FSF. </span><span class="pagenums">Chapters 6 Character Set Handling and 7 Locales and Internationalization. </span></p></div><div class="biblioentry"><a id="id376176"></a><p><span class="title"><i>
</i>. </span><span class="author"><span class="firstname">Roland</span> <span class="surname">McGrath</span>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2007 FSF. </span><span class="pagenums">Chapters 6 Character Set Handling and 7 Locales and Internationalization. </span></p></div><div class="biblioentry"><a id="id551010"></a><p><span class="title"><i>
Correspondence
</i>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2002 . </span></p></div><div class="biblioentry"><a id="id440311"></a><p><span class="title"><i>
</i>. </span><span class="author"><span class="firstname">Ulrich</span> <span class="surname">Drepper</span>. </span><span class="copyright">Copyright © 2002 . </span></p></div><div class="biblioentry"><a id="id551039"></a><p><span class="title"><i>
ISO/IEC 14882:1998 Programming languages - C++
</i>. </span><span class="copyright">Copyright © 1998 ISO. </span></p></div><div class="biblioentry"><a id="id440329"></a><p><span class="title"><i>
</i>. </span><span class="copyright">Copyright © 1998 ISO. </span></p></div><div class="biblioentry"><a id="id474312"></a><p><span class="title"><i>
ISO/IEC 9899:1999 Programming languages - C
</i>. </span><span class="copyright">Copyright © 1999 ISO. </span></p></div><div class="biblioentry"><a id="id382447"></a><p><span class="title"><i>
</i>. </span><span class="copyright">Copyright © 1999 ISO. </span></p></div><div class="biblioentry"><a id="id474331"></a><p><span class="title"><i>
System Interface Definitions, Issue 6 (IEEE Std. 1003.1-200x)
</i>. </span><span class="copyright">Copyright © 1999
The Open Group/The Institute of Electrical and Electronics Engineers, Inc.. </span><span class="biblioid">
<a class="ulink" href="http://www.opennc.org/austin/docreg.html" target="_top">
</a>
. </span></p></div><div class="biblioentry"><a id="id433204"></a><p><span class="title"><i>
. </span></p></div><div class="biblioentry"><a id="id516648"></a><p><span class="title"><i>
The C++ Programming Language, Special Edition
</i>. </span><span class="author"><span class="firstname">Bjarne</span> <span class="surname">Stroustrup</span>. </span><span class="copyright">Copyright © 2000 Addison Wesley, Inc.. </span><span class="pagenums">Appendix D. </span><span class="publisher"><span class="publishername">
Addison Wesley
. </span></span></p></div><div class="biblioentry"><a id="id381489"></a><p><span class="title"><i>
. </span></span></p></div><div class="biblioentry"><a id="id481148"></a><p><span class="title"><i>
Standard C++ IOStreams and Locales
</i>. </span><span class="subtitle">
Advanced Programmer's Guide and Reference
......
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 16. Sequences</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="containers.html" title="Part VII. Containers" /><link rel="prev" href="containers.html" title="Part VII. Containers" /><link rel="next" href="bk01pt07ch16s02.html" title="vector" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 16. Sequences</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="containers.html">Prev</a> </td><th width="60%" align="center">Part VII. Containers</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt07ch16s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.containers.sequences"></a>Chapter 16. Sequences</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt07ch16.html#containers.sequences.list">list</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt07ch16.html#sequences.list.size">list::size() is O(n)</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt07ch16s02.html">vector</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt07ch16s02.html#sequences.vector.management">Space Overhead Management</a></span></dt></dl></dd></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="containers.sequences.list"></a>list</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="sequences.list.size"></a>list::size() is O(n)</h3></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 16. Sequences</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="containers.html" title="Part VII. Containers" /><link rel="prev" href="containers.html" title="Part VII. Containers" /><link rel="next" href="bk01pt07ch16s02.html" title="vector" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 16. Sequences</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="containers.html">Prev</a> </td><th width="60%" align="center">Part VII. Containers</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt07ch16s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.containers.sequences"></a>Chapter 16. Sequences</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt07ch16.html#containers.sequences.list">list</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt07ch16.html#sequences.list.size">list::size() is O(n)</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt07ch16s02.html">vector</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt07ch16s02.html#sequences.vector.management">Space Overhead Management</a></span></dt></dl></dd></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="containers.sequences.list"></a>list</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="sequences.list.size"></a>list::size() is O(n)</h3></div></div></div><p>
Yes it is, and that's okay. This is a decision that we preserved
when we imported SGI's STL implementation. The following is
quoted from <a class="ulink" href="http://www.sgi.com/tech/stl/FAQ.html" target="_top">their FAQ</a>:
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</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="sequences.vector.management"></a>Space Overhead Management</h3></div></div></div><p>
In <a class="ulink" href="http://gcc.gnu.org/ml/libstdc++/2002-04/msg00105.html" target="_top">this
message to the list</a>, Daniel Kostecky announced work on an
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 17. Associative</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="containers.html" title="Part VII. Containers" /><link rel="prev" href="bk01pt07ch16s02.html" title="vector" /><link rel="next" href="bk01pt07ch17s02.html" title="bitset" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 17. Associative</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt07ch16s02.html">Prev</a> </td><th width="60%" align="center">Part VII. Containers</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt07ch17s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.containers.associative"></a>Chapter 17. Associative</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt07ch17.html#containers.associative.insert_hints">Insertion Hints</a></span></dt><dt><span class="sect1"><a href="bk01pt07ch17s02.html">bitset</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt07ch17s02.html#associative.bitset.size_variable">Size Variable</a></span></dt><dt><span class="sect2"><a href="bk01pt07ch17s02.html#associative.bitset.type_string">Type String</a></span></dt></dl></dd></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="containers.associative.insert_hints"></a>Insertion Hints</h2></div></div></div><p>
Section [23.1.2], Table 69, of the C++ standard lists this
function for all of the associative containers (map, set, etc):
</p><pre class="programlisting">
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>bitset</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt07ch17.html" title="Chapter 17. Associative" /><link rel="prev" href="bk01pt07ch17.html" title="Chapter 17. Associative" /><link rel="next" href="bk01pt07ch18.html" title="Chapter 18. Interacting with C" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">bitset</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt07ch17.html">Prev</a> </td><th width="60%" align="center">Chapter 17. Associative</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt07ch18.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="containers.associative.bitset"></a>bitset</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="associative.bitset.size_variable"></a>Size Variable</h3></div></div></div><p>
No, you cannot write code of the form
</p><pre class="programlisting">
#include &lt;bitset&gt;
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 18. Interacting with C</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="containers.html" title="Part VII. Containers" /><link rel="prev" href="bk01pt07ch17s02.html" title="bitset" /><link rel="next" href="iterators.html" title="Part VIII. Iterators" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 18. Interacting with C</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt07ch17s02.html">Prev</a> </td><th width="60%" align="center">Part VII. Containers</th><td width="20%" align="right"> <a accesskey="n" href="iterators.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.containers.c"></a>Chapter 18. Interacting with C</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt07ch18.html#containers.c.vs_array">Containers vs. Arrays</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="containers.c.vs_array"></a>Containers vs. Arrays</h2></div></div></div><p>
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You're writing some code and can't decide whether to use builtin
arrays or some kind of container. There are compelling reasons
to use one of the container classes, but you're afraid that
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 19. Predefined</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="iterators.html" title="Part VIII. Iterators" /><link rel="prev" href="iterators.html" title="Part VIII. Iterators" /><link rel="next" href="bk01pt08ch19s02.html" title="One Past the End" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 19. Predefined</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="iterators.html">Prev</a> </td><th width="60%" align="center">Part VIII. Iterators</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt08ch19s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.iterators.predefined"></a>Chapter 19. Predefined</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt08ch19.html#iterators.predefined.vs_pointers">Iterators vs. Pointers</a></span></dt><dt><span class="sect1"><a href="bk01pt08ch19s02.html">One Past the End</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="iterators.predefined.vs_pointers"></a>Iterators vs. Pointers</h2></div></div></div><p><a class="ulink" href="../faq/index.html#5_1" target="_top">FAQ 5.1</a> points out that iterators
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are not implemented as pointers. They are a generalization of
pointers, but they are implemented in libstdc++ as separate classes.
</p><p>Keeping that simple fact in mind as you design your code will
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especially towards the end. Trust me.
</p><p>Beginners usually have a little trouble understand the whole
'past-the-end' thing, until they remember their early algebra classes
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 20. Mutating</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; , &#10; algorithm&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="algorithms.html" title="Part IX. Algorithms" /><link rel="prev" href="bk01pt09pr02.html" title="" /><link rel="next" href="numerics.html" title="Part X. Numerics" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 20. Mutating</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt09pr02.html">Prev</a> </td><th width="60%" align="center">Part IX. Algorithms</th><td width="20%" align="right"> <a accesskey="n" href="numerics.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.algorithms.mutating"></a>Chapter 20. Mutating</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt09ch20.html#algorithms.mutating.swap"><code class="function">swap</code></a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt09ch20.html#algorithms.swap.specializations">Specializations</a></span></dt></dl></dd></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="algorithms.mutating.swap"></a><code class="function">swap</code></h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="algorithms.swap.specializations"></a>Specializations</h3></div></div></div><p>If you call <code class="code"> std::swap(x,y); </code> where x and y are standard
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 20. Mutating</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; , &#10; algorithm&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="algorithms.html" title="Part IX. Algorithms" /><link rel="prev" href="bk01pt09pr02.html" title="" /><link rel="next" href="numerics.html" title="Part X. Numerics" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 20. Mutating</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt09pr02.html">Prev</a> </td><th width="60%" align="center">Part IX. Algorithms</th><td width="20%" align="right"> <a accesskey="n" href="numerics.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.algorithms.mutating"></a>Chapter 20. Mutating</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt09ch20.html#algorithms.mutating.swap">swap</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt09ch20.html#algorithms.swap.specializations">Specializations</a></span></dt></dl></dd></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="algorithms.mutating.swap"></a><code class="function">swap</code></h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="algorithms.swap.specializations"></a>Specializations</h3></div></div></div><p>If you call <code class="code"> std::swap(x,y); </code> where x and y are standard
containers, then the call will automatically be replaced by a call to
<code class="code"> x.swap(y); </code> instead.
</p><p>This allows member functions of each container class to take over, and
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The neatest accomplishment of the algorithms chapter is that all the
work is done via iterators, not containers directly. This means two
important things:
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 21. Complex</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="numerics.html" title="Part X. Numerics" /><link rel="prev" href="numerics.html" title="Part X. Numerics" /><link rel="next" href="bk01pt10ch22.html" title="Chapter 22. Generalized Operations" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 21. Complex</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="numerics.html">Prev</a> </td><th width="60%" align="center">Part X. Numerics</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt10ch22.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.numerics.complex"></a>Chapter 21. Complex</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt10ch21.html#numerics.complex.processing">complex Processing</a></span></dt></dl></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 21. Complex</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="numerics.html" title="Part X. Numerics" /><link rel="prev" href="numerics.html" title="Part X. Numerics" /><link rel="next" href="bk01pt10ch22.html" title="Chapter 22. Generalized Operations" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 21. Complex</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="numerics.html">Prev</a> </td><th width="60%" align="center">Part X. Numerics</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt10ch22.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.numerics.complex"></a>Chapter 21. Complex</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt10ch21.html#numerics.complex.processing">complex Processing</a></span></dt></dl></div><p>
</p><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="numerics.complex.processing"></a>complex Processing</h2></div></div></div><p>
</p><p>Using <code class="code">complex&lt;&gt;</code> becomes even more comple- er, sorry,
<span class="emphasis"><em>complicated</em></span>, with the not-quite-gratuitously-incompatible
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 22. Generalized Operations</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="numerics.html" title="Part X. Numerics" /><link rel="prev" href="bk01pt10ch21.html" title="Chapter 21. Complex" /><link rel="next" href="bk01pt10ch23.html" title="Chapter 23. Interacting with C" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 22. Generalized Operations</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt10ch21.html">Prev</a> </td><th width="60%" align="center">Part X. Numerics</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt10ch23.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.numerics.generalized_ops"></a>Chapter 22. Generalized Operations</h2></div></div></div><p>
</p><p>There are four generalized functions in the &lt;numeric&gt; header
that follow the same conventions as those in &lt;algorithm&gt;. Each
of them is overloaded: one signature for common default operations,
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 23. Interacting with C</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="numerics.html" title="Part X. Numerics" /><link rel="prev" href="bk01pt10ch22.html" title="Chapter 22. Generalized Operations" /><link rel="next" href="bk01pt10ch23s02.html" title="C99" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 23. Interacting with C</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt10ch22.html">Prev</a> </td><th width="60%" align="center">Part X. Numerics</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt10ch23s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.numerics.c"></a>Chapter 23. Interacting with C</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt10ch23.html#numerics.c.array">Numerics vs. Arrays</a></span></dt><dt><span class="sect1"><a href="bk01pt10ch23s02.html">C99</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="numerics.c.array"></a>Numerics vs. Arrays</h2></div></div></div><p>One of the major reasons why FORTRAN can chew through numbers so well
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 23. Interacting with C</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="numerics.html" title="Part X. Numerics" /><link rel="prev" href="bk01pt10ch22.html" title="Chapter 22. Generalized Operations" /><link rel="next" href="bk01pt10ch23s02.html" title="C99" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 23. Interacting with C</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt10ch22.html">Prev</a> </td><th width="60%" align="center">Part X. Numerics</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt10ch23s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.numerics.c"></a>Chapter 23. Interacting with C</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt10ch23.html#numerics.c.array">Numerics vs. Arrays</a></span></dt><dt><span class="sect1"><a href="bk01pt10ch23s02.html">C99</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="numerics.c.array"></a>Numerics vs. Arrays</h2></div></div></div><p>One of the major reasons why FORTRAN can chew through numbers so well
is that it is defined to be free of pointer aliasing, an assumption
that C89 is not allowed to make, and neither is C++98. C99 adds a new
keyword, <code class="code">restrict</code>, to apply to individual pointers. The
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>C99</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt10ch23.html" title="Chapter 23. Interacting with C" /><link rel="prev" href="bk01pt10ch23.html" title="Chapter 23. Interacting with C" /><link rel="next" href="io.html" title="Part XI. Input and Output" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">C99</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt10ch23.html">Prev</a> </td><th width="60%" align="center">Chapter 23. Interacting with C</th><td width="20%" align="right"> <a accesskey="n" href="io.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="numerics.c.c99"></a>C99</h2></div></div></div><p>In addition to the other topics on this page, we'll note here some
of the C99 features that appear in libstdc++.
</p><p>The C99 features depend on the <code class="code">--enable-c99</code> configure flag.
This flag is already on by default, but it can be disabled by the
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 24. Iostream Objects</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="io.html" title="Part XI. Input and Output" /><link rel="next" href="bk01pt11ch25.html" title="Chapter 25. Stream Buffers" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 24. Iostream Objects</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="io.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch25.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.objects"></a>Chapter 24. Iostream Objects</h2></div></div></div><p>To minimize the time you have to wait on the compiler, it's good to
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 24. Iostream Objects</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="io.html" title="Part XI. Input and Output" /><link rel="next" href="bk01pt11ch25.html" title="Chapter 25. Stream Buffers" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 24. Iostream Objects</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="io.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch25.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.objects"></a>Chapter 24. Iostream Objects</h2></div></div></div><p>To minimize the time you have to wait on the compiler, it's good to
only include the headers you really need. Many people simply include
&lt;iostream&gt; when they don't need to -- and that can <span class="emphasis"><em>penalize
your runtime as well.</em></span> Here are some tips on which header to use
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 25. Stream Buffers</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch24.html" title="Chapter 24. Iostream Objects" /><link rel="next" href="bk01pt11ch25s02.html" title="Buffering" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 25. Stream Buffers</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch24.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch25s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.streambufs"></a>Chapter 25. Stream Buffers</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch25.html#io.streambuf.derived">Derived streambuf Classes</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch25s02.html">Buffering</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="io.streambuf.derived"></a>Derived streambuf Classes</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 25. Stream Buffers</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch24.html" title="Chapter 24. Iostream Objects" /><link rel="next" href="bk01pt11ch25s02.html" title="Buffering" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 25. Stream Buffers</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch24.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch25s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.streambufs"></a>Chapter 25. Stream Buffers</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch25.html#io.streambuf.derived">Derived streambuf Classes</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch25s02.html">Buffering</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="io.streambuf.derived"></a>Derived streambuf Classes</h2></div></div></div><p>
</p><p>Creating your own stream buffers for I/O can be remarkably easy.
If you are interested in doing so, we highly recommend two very
excellent books:
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Buffering</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt11ch25.html" title="Chapter 25. Stream Buffers" /><link rel="prev" href="bk01pt11ch25.html" title="Chapter 25. Stream Buffers" /><link rel="next" href="bk01pt11ch26.html" title="Chapter 26. Memory Based Streams" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Buffering</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch25.html">Prev</a> </td><th width="60%" align="center">Chapter 25. Stream Buffers</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch26.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="io.streambuf.buffering"></a>Buffering</h2></div></div></div><p>First, are you sure that you understand buffering? Particularly
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Buffering</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt11ch25.html" title="Chapter 25. Stream Buffers" /><link rel="prev" href="bk01pt11ch25.html" title="Chapter 25. Stream Buffers" /><link rel="next" href="bk01pt11ch26.html" title="Chapter 26. Memory Based Streams" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Buffering</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch25.html">Prev</a> </td><th width="60%" align="center">Chapter 25. Stream Buffers</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch26.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="io.streambuf.buffering"></a>Buffering</h2></div></div></div><p>First, are you sure that you understand buffering? Particularly
the fact that C++ may not, in fact, have anything to do with it?
</p><p>The rules for buffering can be a little odd, but they aren't any
different from those of C. (Maybe that's why they can be a bit
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 26. Memory Based Streams</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch25s02.html" title="Buffering" /><link rel="next" href="bk01pt11ch27.html" title="Chapter 27. File Based Streams" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 26. Memory Based Streams</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch25s02.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch27.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.memstreams"></a>Chapter 26. Memory Based Streams</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch26.html#manual.io.memstreams.compat">Compatibility With strstream</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.memstreams.compat"></a>Compatibility With strstream</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 26. Memory Based Streams</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch25s02.html" title="Buffering" /><link rel="next" href="bk01pt11ch27.html" title="Chapter 27. File Based Streams" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 26. Memory Based Streams</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch25s02.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch27.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.memstreams"></a>Chapter 26. Memory Based Streams</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch26.html#manual.io.memstreams.compat">Compatibility With strstream</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.memstreams.compat"></a>Compatibility With strstream</h2></div></div></div><p>
</p><p>Stringstreams (defined in the header <code class="code">&lt;sstream&gt;</code>)
are in this author's opinion one of the coolest things since
sliced time. An example of their use is in the Received Wisdom
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 27. File Based Streams</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch26.html" title="Chapter 26. Memory Based Streams" /><link rel="next" href="bk01pt11ch27s02.html" title="Binary Input and Output" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 27. File Based Streams</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch26.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch27s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.filestreams"></a>Chapter 27. File Based Streams</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch27.html#manual.io.filestreams.copying_a_file">Copying a File</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch27s02.html">Binary Input and Output</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch27s03.html">More Binary Input and Output</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.filestreams.copying_a_file"></a>Copying a File</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 27. File Based Streams</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch26.html" title="Chapter 26. Memory Based Streams" /><link rel="next" href="bk01pt11ch27s02.html" title="Binary Input and Output" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 27. File Based Streams</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch26.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch27s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.filestreams"></a>Chapter 27. File Based Streams</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch27.html#manual.io.filestreams.copying_a_file">Copying a File</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch27s02.html">Binary Input and Output</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch27s03.html">More Binary Input and Output</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.filestreams.copying_a_file"></a>Copying a File</h2></div></div></div><p>
</p><p>So you want to copy a file quickly and easily, and most important,
completely portably. And since this is C++, you have an open
ifstream (call it IN) and an open ofstream (call it OUT):
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Binary Input and Output</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt11ch27.html" title="Chapter 27. File Based Streams" /><link rel="prev" href="bk01pt11ch27.html" title="Chapter 27. File Based Streams" /><link rel="next" href="bk01pt11ch27s03.html" title="More Binary Input and Output" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Binary Input and Output</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch27.html">Prev</a> </td><th width="60%" align="center">Chapter 27. File Based Streams</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch27s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.filestreams.binary"></a>Binary Input and Output</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Binary Input and Output</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt11ch27.html" title="Chapter 27. File Based Streams" /><link rel="prev" href="bk01pt11ch27.html" title="Chapter 27. File Based Streams" /><link rel="next" href="bk01pt11ch27s03.html" title="More Binary Input and Output" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Binary Input and Output</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch27.html">Prev</a> </td><th width="60%" align="center">Chapter 27. File Based Streams</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch27s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.filestreams.binary"></a>Binary Input and Output</h2></div></div></div><p>
</p><p>The first and most important thing to remember about binary I/O is
that opening a file with <code class="code">ios::binary</code> is not, repeat
<span class="emphasis"><em>not</em></span>, the only thing you have to do. It is not a silver
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>More Binary Input and Output</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt11ch27.html" title="Chapter 27. File Based Streams" /><link rel="prev" href="bk01pt11ch27s02.html" title="Binary Input and Output" /><link rel="next" href="bk01pt11ch28.html" title="Chapter 28. Interacting with C" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">More Binary Input and Output</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch27s02.html">Prev</a> </td><th width="60%" align="center">Chapter 27. File Based Streams</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch28.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.filestreams.binary2"></a>More Binary Input and Output</h2></div></div></div><p>Towards the beginning of February 2001, the subject of
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"binary" I/O was brought up in a couple of places at the
same time. One notable place was Usenet, where James Kanze and
Dietmar Kühl separately posted articles on why attempting
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 28. Interacting with C</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch27s03.html" title="More Binary Input and Output" /><link rel="next" href="bk01pt11ch28s02.html" title="Performance" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 28. Interacting with C</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch27s03.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch28s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.c"></a>Chapter 28. Interacting with C</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch28.html#manual.io.c.FILE">Using FILE* and file descriptors</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch28s02.html">Performance</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.c.FILE"></a>Using FILE* and file descriptors</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 28. Interacting with C</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="io.html" title="Part XI. Input and Output" /><link rel="prev" href="bk01pt11ch27s03.html" title="More Binary Input and Output" /><link rel="next" href="bk01pt11ch28s02.html" title="Performance" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 28. Interacting with C</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch27s03.html">Prev</a> </td><th width="60%" align="center">Part XI. Input and Output</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt11ch28s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.io.c"></a>Chapter 28. Interacting with C</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt11ch28.html#manual.io.c.FILE">Using FILE* and file descriptors</a></span></dt><dt><span class="sect1"><a href="bk01pt11ch28s02.html">Performance</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.c.FILE"></a>Using FILE* and file descriptors</h2></div></div></div><p>
See the <a class="link" href="bk01pt12ch38.html" title="Chapter 38. Input and Output">extensions</a> for using
<span class="type">FILE</span> and <span class="type">file descriptors</span> with
<code class="classname">ofstream</code> and
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Performance</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt11ch28.html" title="Chapter 28. Interacting with C" /><link rel="prev" href="bk01pt11ch28.html" title="Chapter 28. Interacting with C" /><link rel="next" href="extensions.html" title="Part XII. Extensions" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Performance</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt11ch28.html">Prev</a> </td><th width="60%" align="center">Chapter 28. Interacting with C</th><td width="20%" align="right"> <a accesskey="n" href="extensions.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.io.c.sync"></a>Performance</h2></div></div></div><p>
Pathetic Performance? Ditch C.
</p><p>It sounds like a flame on C, but it isn't. Really. Calm down.
I'm just saying it to get your attention.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 29. Compile Time Checks</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12pr03.html" title="" /><link rel="next" href="debug_mode.html" title="Chapter 30. Debug Mode" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 29. Compile Time Checks</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12pr03.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="debug_mode.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.compile_checks"></a>Chapter 29. Compile Time Checks</h2></div></div></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 29. Compile Time Checks</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12pr03.html" title="" /><link rel="next" href="debug_mode.html" title="Chapter 30. Debug Mode" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 29. Compile Time Checks</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12pr03.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="debug_mode.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.compile_checks"></a>Chapter 29. Compile Time Checks</h2></div></div></div><p>
Also known as concept checking.
</p><p>In 1999, SGI added <span class="emphasis"><em>concept checkers</em></span> to their implementation
of the STL: code which checked the template parameters of
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Semantics</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; debug&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="debug_mode.html" title="Chapter 30. Debug Mode" /><link rel="prev" href="debug_mode.html" title="Chapter 30. Debug Mode" /><link rel="next" href="bk01pt12ch30s03.html" title="Using" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Semantics</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="debug_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 30. Debug Mode</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch30s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.debug_mode.semantics"></a>Semantics</h2></div></div></div><p>
</p><p>A program that uses the C++ standard library correctly
will maintain the same semantics under debug mode as it had with
the normal (release) library. All functional and exception-handling
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Design</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; debug&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="debug_mode.html" title="Chapter 30. Debug Mode" /><link rel="prev" href="bk01pt12ch30s03.html" title="Using" /><link rel="next" href="parallel_mode.html" title="Chapter 31. Parallel Mode" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Design</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch30s03.html">Prev</a> </td><th width="60%" align="center">Chapter 30. Debug Mode</th><td width="20%" align="right"> <a accesskey="n" href="parallel_mode.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.debug_mode.design"></a>Design</h2></div></div></div><p>
</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.debug_mode.design.goals"></a>Goals</h3></div></div></div><p>
</p><p> The libstdc++ debug mode replaces unsafe (but efficient) standard
containers and iterators with semantically equivalent safe standard
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Semantics</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="parallel_mode.html" title="Chapter 31. Parallel Mode" /><link rel="prev" href="parallel_mode.html" title="Chapter 31. Parallel Mode" /><link rel="next" href="bk01pt12ch31s03.html" title="Using" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Semantics</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="parallel_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 31. Parallel Mode</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch31s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.parallel_mode.semantics"></a>Semantics</h2></div></div></div><p> The parallel mode STL algorithms are currently not exception-safe,
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Semantics</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; C++&#10; , &#10; library&#10; , &#10; parallel&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="parallel_mode.html" title="Chapter 31. Parallel Mode" /><link rel="prev" href="parallel_mode.html" title="Chapter 31. Parallel Mode" /><link rel="next" href="bk01pt12ch31s03.html" title="Using" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Semantics</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="parallel_mode.html">Prev</a> </td><th width="60%" align="center">Chapter 31. Parallel Mode</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch31s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.parallel_mode.semantics"></a>Semantics</h2></div></div></div><p> The parallel mode STL algorithms are currently not exception-safe,
i.e. user-defined functors must not throw exceptions.
Also, the order of execution is not guaranteed for some functions, of course.
Therefore, user-defined functors should not have any concurrent side effects.
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</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.parallel_mode.design.intro"></a>Interface Basics</h3></div></div></div><p>
All parallel algorithms are intended to have signatures that are
equivalent to the ISO C++ algorithms replaced. For instance, the
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Both the normal conformance and regression tests and the
supplemental performance tests work.
</p><p>
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</p><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="allocator.mt.intro"></a>Intro</h3></div></div></div><p>
The mt allocator [hereinafter referred to simply as "the allocator"]
is a fixed size (power of two) allocator that was initially
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</p><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.containers.pbds"></a>Policy Based Data Structures</h2></div></div></div><p>
<a class="ulink" href="http://gcc.gnu.org/onlinedocs/libstdc++/ext/pb_ds/index.html" target="_top">More details here</a>.
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</p><p>A few extensions and nods to backwards-compatibility have been made with
containers. Those dealing with older SGI-style allocators are dealt with
elsewhere. The remaining ones all deal with bits:
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The SGI hashing classes <code class="classname">hash_set</code> and
<code class="classname">hash_set</code> have been deprecated by the
unordered_set, unordered_multiset, unordered_map,
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The &lt;functional&gt; header contains many additional functors
and helper functions, extending section 20.3. They are
implemented in the file stl_function.h:
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 35. Algorithms</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch34.html" title="Chapter 34. Utilities" /><link rel="next" href="bk01pt12ch36.html" title="Chapter 36. Numerics" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 35. Algorithms</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch34.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch36.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.algorithms"></a>Chapter 35. Algorithms</h2></div></div></div><p>25.1.6 (count, count_if) is extended with two more versions of count
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 35. Algorithms</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch34.html" title="Chapter 34. Utilities" /><link rel="next" href="bk01pt12ch36.html" title="Chapter 36. Numerics" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 35. Algorithms</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch34.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch36.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.algorithms"></a>Chapter 35. Algorithms</h2></div></div></div><p>25.1.6 (count, count_if) is extended with two more versions of count
and count_if. The standard versions return their results. The
additional signatures return void, but take a final parameter by
reference to which they assign their results, e.g.,
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 36. Numerics</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch35.html" title="Chapter 35. Algorithms" /><link rel="next" href="bk01pt12ch37.html" title="Chapter 37. Iterators" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 36. Numerics</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch35.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch37.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.numerics"></a>Chapter 36. Numerics</h2></div></div></div><p>26.4, the generalized numeric operations such as accumulate, are extended
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 36. Numerics</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch35.html" title="Chapter 35. Algorithms" /><link rel="next" href="bk01pt12ch37.html" title="Chapter 37. Iterators" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 36. Numerics</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch35.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch37.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.numerics"></a>Chapter 36. Numerics</h2></div></div></div><p>26.4, the generalized numeric operations such as accumulate, are extended
with the following functions:
</p><pre class="programlisting">
power (x, n);
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 37. Iterators</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch36.html" title="Chapter 36. Numerics" /><link rel="next" href="bk01pt12ch38.html" title="Chapter 38. Input and Output" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 37. Iterators</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch36.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch38.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.iterators"></a>Chapter 37. Iterators</h2></div></div></div><p>24.3.2 describes <code class="code">struct iterator</code>, which didn't exist in the
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 37. Iterators</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch36.html" title="Chapter 36. Numerics" /><link rel="next" href="bk01pt12ch38.html" title="Chapter 38. Input and Output" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 37. Iterators</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch36.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch38.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.iterators"></a>Chapter 37. Iterators</h2></div></div></div><p>24.3.2 describes <code class="code">struct iterator</code>, which didn't exist in the
original HP STL implementation (the language wasn't rich enough at the
time). For backwards compatibility, base classes are provided which
declare the same nested typedefs:
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 38. Input and Output</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch37.html" title="Chapter 37. Iterators" /><link rel="next" href="bk01pt12ch39.html" title="Chapter 39. Demangling" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 38. Input and Output</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch37.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch39.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.io"></a>Chapter 38. Input and Output</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt12ch38.html#manual.ext.io.filebuf_derived">Derived filebufs</a></span></dt></dl></div><p>
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 38. Input and Output</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch37.html" title="Chapter 37. Iterators" /><link rel="next" href="bk01pt12ch39.html" title="Chapter 39. Demangling" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 38. Input and Output</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch37.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch39.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.io"></a>Chapter 38. Input and Output</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="bk01pt12ch38.html#manual.ext.io.filebuf_derived">Derived filebufs</a></span></dt></dl></div><p>
Extensions allowing <code class="code">filebuf</code>s to be constructed from
"C" types like FILE*s and file descriptors.
</p><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.io.filebuf_derived"></a>Derived filebufs</h2></div></div></div><p>The v2 library included non-standard extensions to construct
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Transforming C++ ABI identifiers (like RTTI symbols) into the
original C++ source identifiers is called
“<span class="quote">demangling.</span>”
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Implementation</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="concurrency.html" title="Chapter 40. Concurrency" /><link rel="prev" href="concurrency.html" title="Chapter 40. Concurrency" /><link rel="next" href="bk01pt12ch40s03.html" title="Use" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Implementation</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="concurrency.html">Prev</a> </td><th width="60%" align="center">Chapter 40. Concurrency</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch40s03.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.concurrency.impl"></a>Implementation</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.impl.atomic_fallbacks"></a>Using Builtin Atomic Functions</h3></div></div></div><p>The functions for atomic operations described above are either
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implemented via compiler intrinsics (if the underlying host is
capable) or by library fallbacks.</p><p>Compiler intrinsics (builtins) are always preferred. However, as
the compiler builtins for atomics are not universally implemented,
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Use</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="concurrency.html" title="Chapter 40. Concurrency" /><link rel="prev" href="bk01pt12ch40s02.html" title="Implementation" /><link rel="next" href="appendix_contributing.html" title="Appendix A. Contributing" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Use</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch40s02.html">Prev</a> </td><th width="60%" align="center">Chapter 40. Concurrency</th><td width="20%" align="right"> <a accesskey="n" href="appendix_contributing.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.concurrency.use"></a>Use</h2></div></div></div><p>Typical usage of the last two constructs is demonstrated as follows:
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Use</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="concurrency.html" title="Chapter 40. Concurrency" /><link rel="prev" href="bk01pt12ch40s02.html" title="Implementation" /><link rel="next" href="appendix_contributing.html" title="Appendix A. Contributing" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Use</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch40s02.html">Prev</a> </td><th width="60%" align="center">Chapter 40. Concurrency</th><td width="20%" align="right"> <a accesskey="n" href="appendix_contributing.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.concurrency.use"></a>Use</h2></div></div></div><p>Typical usage of the last two constructs is demonstrated as follows:
</p><pre class="programlisting">
#include &lt;ext/concurrence.h&gt;
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title></title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="extensions.html" title="Part XII. Extensions" /><link rel="next" href="bk01pt12ch29.html" title="Chapter 29. Compile Time Checks" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center"></th></tr><tr><td width="20%" align="left"><a accesskey="p" href="extensions.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch29.html">Next</a></td></tr></table><hr /></div><div class="preface" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="id513886"></a></h2></div></div></div><p>
Here we will make an attempt at describing the non-Standard extensions to
the library. Some of these are from SGI's STL, some of these are GNU's,
and some just seemed to appear on the doorstep.
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>codecvt</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; codecvt&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="bk01pt06ch15.html" title="Chapter 15. Facets aka Categories" /><link rel="prev" href="bk01pt06ch15.html" title="Chapter 15. Facets aka Categories" /><link rel="next" href="messages.html" title="messages" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">codecvt</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt06ch15.html">Prev</a> </td><th width="60%" align="center">Chapter 15. Facets aka Categories</th><td width="20%" align="right"> <a accesskey="n" href="messages.html">Next</a></td></tr></table><hr /></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.localization.facet.codecvt"></a>codecvt</h2></div></div></div><p>
The standard class codecvt attempts to address conversions between
different character encoding schemes. In particular, the standard
attempts to detail conversions between the implementation-defined wide
......@@ -337,41 +337,41 @@ codecvt usage.
</p></li><li><p>
wchar_t/char internal buffers and conversions between
internal/external buffers?
</p></li></ul></div></li></ul></div></div><div class="bibliography"><div class="titlepage"><div><div><h3 class="title"><a id="facet.codecvt.biblio"></a>Bibliography</h3></div></div></div><div class="biblioentry"><a id="id392866"></a><p><span class="title"><i>
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<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 40. Concurrency</title><meta name="generator" content="DocBook XSL Stylesheets V1.73.2" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="start" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch39.html" title="Chapter 39. Demangling" /><link rel="next" href="bk01pt12ch40s02.html" title="Implementation" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 40. Concurrency</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch39.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch40s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency"></a>Chapter 40. Concurrency</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="concurrency.html#manual.ext.concurrency.design">Design</a></span></dt><dd><dl><dt><span class="sect2"><a href="concurrency.html#manual.ext.concurrency.design.threads">Interface to Locks and Mutexes</a></span></dt><dt><span class="sect2"><a href="concurrency.html#manual.ext.concurrency.design.atomics">Interface to Atomic Functions</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt12ch40s02.html">Implementation</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt12ch40s02.html#manual.ext.concurrency.impl.atomic_fallbacks">Using Builtin Atomic Functions</a></span></dt><dt><span class="sect2"><a href="bk01pt12ch40s02.html#manual.ext.concurrency.impl.thread">Thread Abstraction</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt12ch40s03.html">Use</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.concurrency.design"></a>Design</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.threads"></a>Interface to Locks and Mutexes</h3></div></div></div><p>The file &lt;ext/concurrence.h&gt; contains all the higher-level
<html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>Chapter 40. Concurrency</title><meta name="generator" content="DocBook XSL Stylesheets V1.74.0" /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><meta name="keywords" content="&#10; ISO C++&#10; , &#10; library&#10; " /><link rel="home" href="../spine.html" title="The GNU C++ Library Documentation" /><link rel="up" href="extensions.html" title="Part XII. Extensions" /><link rel="prev" href="bk01pt12ch39.html" title="Chapter 39. Demangling" /><link rel="next" href="bk01pt12ch40s02.html" title="Implementation" /></head><body><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="3" align="center">Chapter 40. Concurrency</th></tr><tr><td width="20%" align="left"><a accesskey="p" href="bk01pt12ch39.html">Prev</a> </td><th width="60%" align="center">Part XII. Extensions</th><td width="20%" align="right"> <a accesskey="n" href="bk01pt12ch40s02.html">Next</a></td></tr></table><hr /></div><div class="chapter" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title"><a id="manual.ext.concurrency"></a>Chapter 40. Concurrency</h2></div></div></div><div class="toc"><p><b>Table of Contents</b></p><dl><dt><span class="sect1"><a href="concurrency.html#manual.ext.concurrency.design">Design</a></span></dt><dd><dl><dt><span class="sect2"><a href="concurrency.html#manual.ext.concurrency.design.threads">Interface to Locks and Mutexes</a></span></dt><dt><span class="sect2"><a href="concurrency.html#manual.ext.concurrency.design.atomics">Interface to Atomic Functions</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt12ch40s02.html">Implementation</a></span></dt><dd><dl><dt><span class="sect2"><a href="bk01pt12ch40s02.html#manual.ext.concurrency.impl.atomic_fallbacks">Using Builtin Atomic Functions</a></span></dt><dt><span class="sect2"><a href="bk01pt12ch40s02.html#manual.ext.concurrency.impl.thread">Thread Abstraction</a></span></dt></dl></dd><dt><span class="sect1"><a href="bk01pt12ch40s03.html">Use</a></span></dt></dl></div><div class="sect1" lang="en" xml:lang="en"><div class="titlepage"><div><div><h2 class="title" style="clear: both"><a id="manual.ext.concurrency.design"></a>Design</h2></div></div></div><div class="sect2" lang="en" xml:lang="en"><div class="titlepage"><div><div><h3 class="title"><a id="manual.ext.concurrency.design.threads"></a>Interface to Locks and Mutexes</h3></div></div></div><p>The file &lt;ext/concurrence.h&gt; contains all the higher-level
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