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Commit 6067f1fe by Loren J. Rittle Committed by Loren J. Rittle
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* docs/html/17_intro/porting.html: Rebuilt. 

From-SVN: r52643
parent c5ac5edb
Showing with 10 additions and 16 deletions
libstdc++-v3/ChangeLog
2002-04-22 Loren J. Rittle <ljrittle@acm.org> 2002-04-22 Loren J. Rittle <ljrittle@acm.org>
* docs/html/17_intro/porting.texi (_GLIBCPP_AVOID_FSEEK): Remove. * docs/html/17_intro/porting.texi (_GLIBCPP_AVOID_FSEEK): Remove.
* docs/html/17_intro/porting.html: Rebuilt.
2002-04-20 Jason Merrill <jason@redhat.com> 2002-04-20 Jason Merrill <jason@redhat.com>
......
libstdc++-v3/docs/html/17_intro/porting.html
<html lang="en"> <html lang="en"><head>
<head>
<title>Porting libstdc++-v3</title> <title>Porting libstdc++-v3</title>
<meta http-equiv="Content-Type" content="text/html"> <meta http-equiv="Content-Type" content="text/html">
<meta name=description content="Porting libstdc++-v3"> <meta name=description content="Porting libstdc++-v3">
<meta name=generator content="makeinfo 4.0b"> <meta name=generator content="makeinfo 4.0">
<link href="http://texinfo.org/" rel=generator-home> <link href="http://texinfo.org/" rel=generator-home>
</head> </head><body>
<body>
<p><hr> <p><hr>
Node:<a name="Top">Top</a>, Node:<a name="Top">Top</a>,
Next:<a rel=next href="#Operating%20system">Operating system</a> Next:<a rel=next href="#Operating%20system">Operating system</a>,
Up:<a rel=up href="#(dir)">(dir)</a>
<br> <br>
<h1>Porting libstdc++-v3</h1> <h1>Porting libstdc++-v3</h1>
...@@ -105,18 +104,11 @@ need to define. You will need to add them to the ...@@ -105,18 +104,11 @@ need to define. You will need to add them to the
target. It will not work to simply define these macros in target. It will not work to simply define these macros in
<code>os_defines.h</code>. <code>os_defines.h</code>.
<p>At this time, there are two libstdc++-v3-specific macros which may be <p>At this time, there is one libstdc++-v3-specific macro which may be
defined. <code>_G_USING_THUNKS</code> may be defined to 0 to express that the defined. <code>_G_USING_THUNKS</code> may be defined to 0 to express that the
port doesn't use thunks (although it is unclear that this is still port doesn't use thunks (although it is unclear that this is still
useful since libio support isn't currently working and the g++ v3 ABI useful since libio support isn't currently working and the g++ v3 ABI
invalidates the assumption that some ports don't use thunks). invalidates the assumption that some ports don't use thunks).
<code>_GLIBCPP_AVOID_FSEEK</code> may be defined if seeking on an interactive
stream (or one hooked to a pipe) is not allowed by the OS. In this
case, getc()/ungetc() will be used at some key locations in the library
implementation instead of fseek(). Currently, the code path to avoid
fseek() is only enabled when the seek size is 1 character away from the
current stream position. This is known to improve *-unknown-freebsd*,
sparc-sun-solaris2.* and *-*-mingw32*.
<p>Finally, you should bracket the entire file in an include-guard, like <p>Finally, you should bracket the entire file in an include-guard, like
this: this:
...@@ -459,7 +451,8 @@ Up:<a rel=up href="#Top">Top</a> ...@@ -459,7 +451,8 @@ Up:<a rel=up href="#Top">Top</a>
<h1>GNU Free Documentation License</h1> <h1>GNU Free Documentation License</h1>
<div align="center">Version 1.1, March 2000</div> <p align="center">Version 1.1, March 2000</p>
<pre>Copyright &copy; 2000 Free Software Foundation, Inc. <pre>Copyright &copy; 2000 Free Software Foundation, Inc.
59 Temple Place, Suite 330, Boston, MA 02111-1307, USA 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
......
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