Update copyright years.

[thirdparty/gcc.git] / libstdc++-v3 / config / os / hpux / os_defines.h

diff --git a/libstdc++-v3/config/os/hpux/os_defines.h b/libstdc++-v3/config/os/hpux/os_defines.h
index ed790645a7963c0d6f162dd34b2758a10ccd7a6f..38c1c38af0c77e0fbd641f4b8b0d0aeaa24f0161 100644 (file)
--- a/libstdc++-v3/config/os/hpux/os_defines.h
+++ b/libstdc++-v3/config/os/hpux/os_defines.h
@@ -1,11 +1,11 @@
 // Specific definitions for HPUX  -*- C++ -*-
 
-// Copyright (C) 2000, 2002, 2004, 2005 Free Software Foundation, Inc.
+// Copyright (C) 2000-2024 Free Software Foundation, Inc.
 //
 // This file is part of the GNU ISO C++ Library.  This library is free
 // software; you can redistribute it and/or modify it under the
 // terms of the GNU General Public License as published by the
-// Free Software Foundation; either version 2, or (at your option)
+// Free Software Foundation; either version 3, or (at your option)
 // any later version.
 
 // This library is distributed in the hope that it will be useful,
@@ -13,19 +13,19 @@
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 // GNU General Public License for more details.
 
-// You should have received a copy of the GNU General Public License along
-// with this library; see the file COPYING.  If not, write to the Free
-// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
-// USA.
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
 
-// As a special exception, you may use this file as part of a free software
-// library without restriction.  Specifically, if other files instantiate
-// templates or use macros or inline functions from this file, or you compile
-// this file and link it with other files to produce an executable, this
-// file does not by itself cause the resulting executable to be covered by
-// the GNU General Public License.  This exception does not however
-// invalidate any other reasons why the executable file might be covered by
-// the GNU General Public License.
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+/** @file bits/os_defines.h
+ *  This is an internal header file, included by other library headers.
+ *  Do not attempt to use it directly. @headername{iosfwd}
+ */
 
 #ifndef _GLIBCXX_OS_DEFINES
 #define _GLIBCXX_OS_DEFINES 1
@@ -43,7 +43,7 @@
    everyone else, they put them into a non-standard header
    <inttypes.h>.  Ugh.
 
-   <inttypes.h> defines a variety of things, some of which we 
+   <inttypes.h> defines a variety of things, some of which we
    probably do not want.  So we don't want to include it here.
 
    Luckily we can just declare strtoll and strtoull with the
@@ -56,25 +56,31 @@
 
    We also force _GLIBCXX_USE_LONG_LONG here so that we don't have
    to bastardize configure to deal with this sillyness.  */
-namespace std 
+
+#ifdef __cplusplus
+namespace std
 {
+  extern "C"
+  {
 #ifndef __LP64__
-  __extension__ extern "C" long long strtoll (const char *, char **, int)
+  __extension__ long long strtoll (const char *, char **, int)
     __asm  ("__strtoll");
-  __extension__ extern "C" unsigned long long strtoull (const char *, char **, int)
+  __extension__ unsigned long long strtoull (const char *, char **, int)
     __asm  ("__strtoull");
 #else
-  __extension__ extern "C" long long strtoll (const char *, char **, int)
+  __extension__ long long strtoll (const char *, char **, int)
     __asm  ("strtol");
-  __extension__ extern "C" unsigned long long strtoull (const char *, char **, int)
+  __extension__ unsigned long long strtoull (const char *, char **, int)
     __asm  ("strtoul");
 #endif
-}
+  }
+} // namespace std
+#endif // __cplusplus
 
 #define _GLIBCXX_USE_LONG_LONG 1
 
 // HPUX on IA64 requires vtable to be 64 bit aligned even at 32 bit
-// mode.  We need to pad the vtable structure to achieve this.  
+// mode.  We need to pad the vtable structure to achieve this.
 #if !defined(_LP64) && defined (__ia64__)
 #define _GLIBCXX_VTABLE_PADDING 8
 typedef long int __padding_type;
@@ -92,4 +98,20 @@ typedef long int __padding_type;
    are weak; gthread relies on such unsatisfied references being resolved
    to null pointers when weak symbol support is on.  */
 #define _GLIBCXX_GTHREAD_USE_WEAK 0
+
+// No support for referencing weak symbols without a definition.
+#define _GLIBCXX_USE_WEAK_REF 0
+
+// The strtold function is obsolete and not C99 conformant on PA HP-UX.
+// It returns plus or minus _LDBL_MAX instead of plus or minus HUGE_VALL
+// if the correct value would cause overflow.  It doesn't handle "inf",
+// "infinity" and "nan".  It is not thread safe.
+#if defined (__hppa__)
+#define _GLIBCXX_HAVE_BROKEN_STRTOLD 1
+#endif
+
+// The vnsprintf function returns -1 when the buffer is too small.
+// See PR libstdc++/68737.
+#define _GLIBCXX_HAVE_BROKEN_VSNPRINTF 1
+
 #endif