/* Get common system includes and various definitions and declarations based
on autoconf macros.
- Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004
+ Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2009, 2010, 2011
Free Software Foundation, Inc.
-This file is part of libcpp (aka cpplib).
+This file is part of GCC.
GCC 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
+Software Foundation; either version 3, or (at your option) any later
version.
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to the Free
-Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
#ifndef LIBCPP_SYSTEM_H
#ifdef HAVE_STDDEF_H
# include <stddef.h>
#endif
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_INTTYPES_H
+# include <inttypes.h>
+#endif
#include <stdio.h>
#define NULL 0
#endif
+/* Use the unlocked open routines from libiberty. */
+
+/* Some of these are #define on some systems, e.g. on AIX to redirect
+ the names to 64bit capable functions for LARGE_FILES support. These
+ redefs are pointless here so we can override them. */
+
+#undef fopen
+#undef freopen
+
+#define fopen(PATH,MODE) fopen_unlocked(PATH,MODE)
+#define fdopen(FILDES,MODE) fdopen_unlocked(FILDES,MODE)
+#define freopen(PATH,MODE,STREAM) freopen_unlocked(PATH,MODE,STREAM)
+
/* The compiler is not a multi-threaded application and therefore we
do not have to use the locking functions. In fact, using the locking
functions can cause the compiler to be significantly slower under
# define fputc(C, Stream) fputc_unlocked (C, Stream)
# endif
+#ifdef __cplusplus
+extern "C" {
+#endif
+
# ifdef HAVE_CLEARERR_UNLOCKED
# undef clearerr
# define clearerr(Stream) clearerr_unlocked (Stream)
# endif
# endif
+#ifdef __cplusplus
+}
+#endif
+
#endif
/* ??? Glibc's fwrite/fread_unlocked macros cause
here. These checks will be in the undefined state while configure
is running so be careful to test "defined (HAVE_DECL_*)". */
+#ifdef __cplusplus
+extern "C" {
+#endif
+
#if defined (HAVE_DECL_ABORT) && !HAVE_DECL_ABORT
extern void abort (void);
#endif
+#ifdef __cplusplus
+}
+#endif
+
#if HAVE_SYS_STAT_H
# include <sys/stat.h>
#endif
#include "libiberty.h"
#include "safe-ctype.h"
-/* 1 if we have C99 designated initializers. */
+/* 1 if we have C99 designated initializers.
+
+ ??? C99 designated initializers are not supported by most C++
+ compilers, including G++. -- gdr, 2005-05-18 */
#if !defined(HAVE_DESIGNATED_INITIALIZERS)
#define HAVE_DESIGNATED_INITIALIZERS \
- ((GCC_VERSION >= 2007) || (__STDC_VERSION__ >= 199901L))
-#endif
-
-/* Be conservative and only use enum bitfields with GCC.
- FIXME: provide a complete autoconf test for buggy enum bitfields. */
-
-#if (GCC_VERSION > 2000)
-#define ENUM_BITFIELD(TYPE) __extension__ enum TYPE
-#else
-#define ENUM_BITFIELD(TYPE) unsigned int
+ (!defined(__cplusplus) \
+ && ((GCC_VERSION >= 2007) || (__STDC_VERSION__ >= 199901L)))
#endif
#ifndef offsetof
#undef TRUE
#undef FALSE
+#ifndef __cplusplus
#define bool unsigned char
+#endif
#define true 1
#define false 0