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system.h [...]: Wrap C function declarations in extern "C".

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gcc:
	* system.h [__cplusplus]: Wrap C function declarations in extern "C".

	include:
	* xregex.h (regoff_t): Define.

From-SVN: r176747
This commit is contained in:
Rainer Orth 2011-07-25 14:24:59 +00:00 committed by Rainer Orth
parent 7fdab8d4fc
commit 4d1c74214e
4 changed files with 41 additions and 0 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* system.h [__cplusplus]: Wrap C function declarations in extern "C".
2011-07-25 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49822

32
gcc/system.h
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@ -90,6 +90,10 @@ along with GCC; see the file COPYING3. If not see
# 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)
@ -170,6 +174,10 @@ extern int fprintf_unlocked (FILE *, const char *, ...);
# endif
# endif
#ifdef __cplusplus
}
#endif
#endif
/* ??? Glibc's fwrite/fread_unlocked macros cause
@ -390,6 +398,10 @@ extern int errno;
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_ATOF) && !HAVE_DECL_ATOF
extern double atof (const char *);
#endif
@ -430,10 +442,18 @@ extern void *sbrk (int);
extern char *strstr (const char *, const char *);
#endif
#ifdef __cplusplus
}
#endif
#ifdef HAVE_MALLOC_H
#include <malloc.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
#if defined (HAVE_DECL_MALLOC) && !HAVE_DECL_MALLOC
extern void *malloc (size_t);
#endif
@ -446,6 +466,10 @@ extern void *calloc (size_t, size_t);
extern void *realloc (void *, size_t);
#endif
#ifdef __cplusplus
}
#endif
#ifdef HAVE_STDINT_H
#include <stdint.h>
#endif
@ -454,6 +478,10 @@ extern void *realloc (void *, size_t);
#include <inttypes.h>
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* If the system doesn't provide strsignal, we get it defined in
libiberty but no declaration is supplied. */
#if !defined (HAVE_STRSIGNAL) \
@ -493,6 +521,10 @@ extern int snprintf (char *, size_t, const char *, ...);
extern int vsnprintf(char *, size_t, const char *, va_list);
#endif
#ifdef __cplusplus
}
#endif
/* 1 if we have C99 designated initializers. */
#if !defined(HAVE_DESIGNATED_INITIALIZERS)
#define HAVE_DESIGNATED_INITIALIZERS \

4
include/ChangeLog
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@ -1,3 +1,7 @@
2011-07-25 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* xregex.h (regoff_t): Define.
2011-07-22 Jakub Jelinek <jakub@redhat.com>
* dwarf2.h (DW_AT_GNU_macros): New.

1
include/xregex.h
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@ -8,6 +8,7 @@
# define regexec xregexec
# define regcomp xregcomp
# define regerror xregerror
# define regoff_t xregoff_t
# define re_set_registers xre_set_registers
# define re_match_2 xre_match_2
# define re_match xre_match