gcc/libstdc++-v3/config/os/gnu-linux/bits/os_defines.h
Hans-Peter Nilsson d0c3e4f498 os_defines.h: Include <features.h>.
* config/os/gnu-linux/bits/os_defines.h: Include <features.h>.
	If not glibc 2.1 or higher, include <gnu/types.h> and define
	__off64_t as __loff_t and #define __THROW as empty.

	* libio/libio.h [__P]: Move __THROW and __PMT into their own
	ifndef:s.

From-SVN: r37695
2000-11-23 11:30:46 +00:00

72 lines
2.5 KiB
C++

// Specific definitions for GNU/Linux -*- C++ -*-
// Copyright (C) 2000 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)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// 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.
// 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.
#ifndef _GLIBCPP_OS_DEFINES
# define _GLIBCPP_OS_DEFINES
// By enabling this, all GNU extensions are enabled.
#define _GNU_SOURCE 1
// By enabling this, all ISO C99, ISO C9X functionality is enabled.
#define _ISOC99_SOURCE 1
// This keeps isanum, et al from being propagated as macros.
#define __NO_CTYPE 1
#include <features.h>
#if !defined (__GLIBC__) || (__GLIBC__ == 2 && __GLIBC_MINOR__+0 == 0)
// The types __off_t and __off64_t are not defined through <sys/types.h>
// as _G_config assumes. For libc5 and glibc 2.0 instead use
// <gnu/types.h> and the old name for __off64_t.
#include <gnu/types.h>
typedef __loff_t __off64_t;
// These systems have declarations mismatching those in libio.h by
// omitting throw qualifiers. Cleanest way out is to not provide
// throw-qualifiers at all. Defining it as empty here will make libio.h
// not define it.
#undef __THROW
#define __THROW
#endif /* not glibc 2.1 or higher. */
# if defined __GLIBC__ && __GLIBC__ >= 2
// We must not see the optimized string functions GNU libc defines.
# define __NO_STRING_INLINES
# endif
#endif