ios_base.h (ios_base::failure): Tighten up throw specs.

2001-01-16  Benjamin Kosnik  <bkoz@redhat.com>

	libstdc++/1605
	* include/bits/ios_base.h (ios_base::failure): Tighten up throw specs.
	* src/ios.cc (ios_base::failure): Make definitions match.
        * libsupc++/typeinfo (class bad_typeid): Add throw specs.
        (class bad_cast): Same.
        * libsupc++/exception (class exception): Add throw specs.
        * libsupc++/exception_support.cc (set_terminate): Add throw specs.
        (set_unexpected): Same.
        (uncaught_exception): Same.
        (what): Same.

	* docs/html/17_intro/C++STYLE (classname): Fix.

From-SVN: r39087

libstdc++-v3/ChangeLog

+2001-01-16  Benjamin Kosnik  <bkoz@redhat.com>
+
+	libstdc++/1605
+	* include/bits/ios_base.h (ios_base::failure): Tighten up throw specs.
+	* src/ios.cc (ios_base::failure): Make definitions match.
+        * libsupc++/typeinfo (class bad_typeid): Add throw specs.
+        (class bad_cast): Same.
+        * libsupc++/exception (class exception): Add throw specs.
+        * libsupc++/exception_support.cc (set_terminate): Add throw specs.
+        (set_unexpected): Same.
+        (uncaught_exception): Same.
+        (what): Same.
+
+	* docs/html/17_intro/C++STYLE (classname): Fix.
+	
 2001-01-16  Mark Mitchell  <mark@codesourcery.com>
 
 	* src/gen-num-limits.cc (INSTANTIATIONS): New macro.

libstdc++-v3/docs/html/17_intro/C++STYLE

@@ -99,8 +99,8 @@ Notable areas of divergence from what may be previous local practice
 07. Member initialization lists
    All one line, separate from class name.
 
-  gribble::gribble() :
-  _M_private_data(0), _M_more_stuff(0), _M_helper(0);
+  gribble::gribble() 
+  : _M_private_data(0), _M_more_stuff(0), _M_helper(0);
   { }
   -NOT-
   gribble::gribble() : _M_private_data(0), _M_more_stuff(0), _M_helper(0);

libstdc++-v3/include/bits/ios_base.h

@@ -146,10 +146,10 @@ namespace std {
 #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
       // Can't do exception(_msg) as defined in 27.4.2.1.1
       explicit 
-      failure(const string& __str);
+      failure(const string& __str) throw();
 
       virtual 
-      ~failure();
+      ~failure() throw();
 
       virtual const char*
       what() const throw();

libstdc++-v3/libsupc++/exception

 // Exception Handling support header for -*- C++ -*-
-// Copyright (C) 1995, 1996, 1997, 1998, 2000 Free Software Foundation
+
+// Copyright (C) 1995, 1996, 1997, 1998, 2000, 2001 Free Software Foundation
 
 // This file is part of GNU CC.
 //
@@ -34,30 +35,33 @@
 
 extern "C++" {
 
-namespace std {
+namespace std 
+{
+  class exception 
+  {
+  public:
+    exception() throw() { }
+    virtual ~exception() throw() { }
+    virtual const char* what() const throw();
+  };
 
-class exception {
-public:
-  exception () { }
-  virtual ~exception () { }
-  virtual const char* what () const;
-};
+  class bad_exception : public exception 
+  {
+  public:
+    bad_exception() throw() { }
+    virtual ~bad_exception() throw() { }
+  };
 
-class bad_exception : public exception {
-public:
-  bad_exception () { }
-  virtual ~bad_exception () { }
-};
+  typedef void (*terminate_handler) ();
+  typedef void (*unexpected_handler) ();
 
-typedef void (*terminate_handler) ();
-typedef void (*unexpected_handler) ();
+  terminate_handler set_terminate(terminate_handler) throw();
+  void terminate() __attribute__ ((__noreturn__));
 
-terminate_handler set_terminate (terminate_handler);
-void terminate () __attribute__ ((__noreturn__));
-unexpected_handler set_unexpected (unexpected_handler);
-void unexpected () __attribute__ ((__noreturn__));
-bool uncaught_exception ();
+  unexpected_handler set_unexpected(unexpected_handler) throw();
+  void unexpected() __attribute__ ((__noreturn__));
 
+  bool uncaught_exception() throw();
 } // namespace std
 
 } // extern "C++"

libstdc++-v3/libsupc++/exception_support.cc

 // Functions for Exception Support for -*- C++ -*-
-// Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001 Free Software Foundation
+
+// Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000,
+// 2001 Free Software Foundation
 
 // This file is part of GNU CC.
 
@@ -56,7 +58,7 @@ static std::unexpected_handler __unexpected_func __attribute__((__noreturn__))
   = __default_unexpected;
 
 std::terminate_handler
-std::set_terminate (std::terminate_handler func)
+std::set_terminate (std::terminate_handler func) throw()
 {
   std::terminate_handler old = __terminate_func;
 
@@ -65,7 +67,7 @@ std::set_terminate (std::terminate_handler func)
 }
 
 std::unexpected_handler
-std::set_unexpected (std::unexpected_handler func)
+std::set_unexpected (std::unexpected_handler func) throw()
 {
   std::unexpected_handler old = __unexpected_func;
 
@@ -374,14 +376,15 @@ THROW_BAD_TYPEID ()
 /* Has the current exception been caught?  */
 
 bool
-std::uncaught_exception ()
+std::uncaught_exception () throw()
 {
   cp_eh_info *p = CP_EH_INFO;
   return p && ! p->caught;
 }
 
-const char * std::exception::
-what () const
+const char * 
+std::exception::
+what () const throw()
 {
   return typeid (*this).name ();
 }

libstdc++-v3/libsupc++/typeinfo

@@ -48,86 +48,90 @@ namespace __cxxabiv1
 } // namespace __cxxabiv1
 #endif
 
-namespace std {
-
-class type_info {
-public:
-  // Destructor. Being the first non-inline virtual function, this controls in
-  // which translation unit the vtable is emitted. The compiler makes use of
-  // that information to know where to emit the runtime-mandated type_info
-  // structures in the new-abi.
-  virtual ~type_info ();
-
-private:
-  // Assigning type_info is not supported.  made private.
-  type_info& operator= (const type_info&);
-  type_info (const type_info&);
-
-protected:
-  const char *__name;
-
-protected:
-  explicit type_info (const char *__n): __name (__n) { }
-
-public:
-  // the public interface
+namespace std 
+{
+  class type_info 
+  {
+  public:
+    // Destructor. Being the first non-inline virtual function, this
+    // controls in which translation unit the vtable is emitted. The
+    // compiler makes use of that information to know where to emit
+    // the runtime-mandated type_info structures in the new-abi.
+    virtual ~type_info();
+
+  private:
+    // Assigning type_info is not supported.  made private.
+    type_info& operator=(const type_info&);
+    type_info(const type_info&);
+    
+  protected:
+    const char *__name;
+    
+  protected:
+    explicit type_info(const char *__n): __name(__n) { }
+    
+  public:
+    // the public interface
 #if !defined(__GXX_ABI_VERSION) || __GXX_ABI_VERSION < 100
-  // In old abi, there can be multiple instances of a type_info object for one
-  // type. Uniqueness must use the _name value, not object address.
-  bool before (const type_info& arg) const;
-  const char* name () const
+    // In old abi, there can be multiple instances of a type_info
+    // object for one type. Uniqueness must use the _name value, not
+    // object address.
+    bool before(const type_info& arg) const;
+    const char* name() const
     { return __name; }
-  bool operator== (const type_info& __arg) const;
-  bool operator!= (const type_info& __arg) const
-    { return !operator== (__arg); }
+    bool operator==(const type_info& __arg) const;
+    bool operator!=(const type_info& __arg) const
+    { return !operator==(__arg); }
 
 #else
-  // In new abi we can rely on type_info's NTBS being unique,
-  // and therefore address comparisons are sufficient.
-  bool before (const type_info& __arg) const
+    // In new abi we can rely on type_info's NTBS being unique,
+    // and therefore address comparisons are sufficient.
+    bool before(const type_info& __arg) const
     { return __name < __arg.__name; }
-  const char* name () const
+    const char* name() const
     { return __name; }
-  bool operator== (const type_info& __arg) const
+    bool operator==(const type_info& __arg) const
     { return __name == __arg.__name; }
-  bool operator!= (const type_info& __arg) const
-    { return !operator== (__arg); }
+    bool operator!=(const type_info& __arg) const
+    { return !operator==(__arg); }
 #endif
-
-  // the internal interface
+    
+    // the internal interface
 #if defined(__GXX_ABI_VERSION) && __GXX_ABI_VERSION >= 100
-public:
-  // return true if this is a pointer type of some kind
-  virtual bool __is_pointer_p () const;
-  // return true if this is a function type
-  virtual bool __is_function_p () const;
-
-  // Try and catch a thrown type. Store an adjusted pointer to the caught type
-  // in THR_OBJ. If THR_TYPE is not a pointer type, then THR_OBJ points to the
-  // thrown object. If THR_TYPE is a pointer type, then THR_OBJ is the pointer
-  // itself. OUTER indicates the number of outer pointers, and whether they
-  // were const qualified.
-  virtual bool __do_catch (const type_info *__thr_type, void **__thr_obj,
-                         unsigned __outer) const;
-
-  // internally used during catch matching
-  virtual bool __do_upcast (const __cxxabiv1::__class_type_info *__target,
-			    void **__obj_ptr) const;
+  public:
+    // return true if this is a pointer type of some kind
+    virtual bool __is_pointer_p() const;
+    // return true if this is a function type
+    virtual bool __is_function_p() const;
+
+    // Try and catch a thrown type. Store an adjusted pointer to the
+    // caught type in THR_OBJ. If THR_TYPE is not a pointer type, then
+    // THR_OBJ points to the thrown object. If THR_TYPE is a pointer
+    // type, then THR_OBJ is the pointer itself. OUTER indicates the
+    // number of outer pointers, and whether they were const
+    // qualified.
+    virtual bool __do_catch(const type_info *__thr_type, void **__thr_obj,
+			    unsigned __outer) const;
+
+    // internally used during catch matching
+    virtual bool __do_upcast(const __cxxabiv1::__class_type_info *__target,
+			     void **__obj_ptr) const;
 #endif
-};
-
-class bad_cast : public exception {
-public:
-  bad_cast() { }
-  virtual ~bad_cast() { }
-};
-
-class bad_typeid : public exception {
- public:
-  bad_typeid () { }
-  virtual ~bad_typeid () { }
-};
-
+  };
+
+  class bad_cast : public exception 
+  {
+  public:
+    bad_cast() throw() { }
+    virtual ~bad_cast() throw() { }
+  };
+  
+  class bad_typeid : public exception 
+  {
+  public:
+    bad_typeid () throw() { }
+    virtual ~bad_typeid () throw() { }
+  };
 } // namespace std
 
 } // extern "C++"

libstdc++-v3/src/ios.cc

@@ -120,13 +120,13 @@ namespace std
   wostream wclog(NULL);
 #endif
 
-  ios_base::failure::failure(const string& __str)
+  ios_base::failure::failure(const string& __str) throw()
   {
     strncpy(_M_name, __str.c_str(), _M_bufsize);
     _M_name[_M_bufsize - 1] = '\0';
   }
 
-  ios_base::failure::~failure()
+  ios_base::failure::~failure() throw()
   { }
 
   const char*