gcc/

[pf3gnuchains/gcc-fork.git] / gcc / system.h

diff --git a/gcc/system.h b/gcc/system.h
index d081661..51520e1 100644 (file)
--- a/gcc/system.h
+++ b/gcc/system.h
@@ -47,9 +47,14 @@ along with GCC; see the file COPYING3.  If not see
 #endif
 
 /* Use the unlocked open routines from libiberty.  */
-#ifdef fopen /* fopen is a #define on VMS.  */
-#undef fopen
-#endif
+
+/* 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)
@@ -90,6 +95,10 @@ 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 +179,10 @@ extern int fprintf_unlocked (FILE *, const char *, ...);
 #  endif
 # endif
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif
 
 /* ??? Glibc's fwrite/fread_unlocked macros cause
@@ -390,6 +403,10 @@ 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 +447,22 @@ extern void *sbrk (int);
 extern char *strstr (const char *, const char *);
 #endif
 
+#if defined (HAVE_DECL_STPCPY) && !HAVE_DECL_STPCPY
+extern char *stpcpy (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 +475,10 @@ 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 +487,10 @@ 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 +530,10 @@ 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 \
@@ -500,6 +541,12 @@ extern int vsnprintf(char *, size_t, const char *, va_list);
    && !defined(__cplusplus))
 #endif
 
+#if !defined(HAVE_DESIGNATED_UNION_INITIALIZERS)
+#define HAVE_DESIGNATED_UNION_INITIALIZERS \
+  (((GCC_VERSION >= 2007) || (__STDC_VERSION__ >= 199901L)) \
+   && (!defined(__cplusplus) || (GCC_VERSION >= 4007)))
+#endif
+
 #if HAVE_SYS_STAT_H
 # include <sys/stat.h>
 #endif
@@ -759,12 +806,14 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
        LABEL_ALIGN_MAX_SKIP LOOP_ALIGN_MAX_SKIP                        \
        LABEL_ALIGN_AFTER_BARRIER_MAX_SKIP JUMP_ALIGN_MAX_SKIP          \
        CAN_DEBUG_WITHOUT_FP UNLIKELY_EXECUTED_TEXT_SECTION_NAME        \
-       HOT_TEXT_SECTION_NAME LEGITIMATE_CONSTANT_P
+       HOT_TEXT_SECTION_NAME LEGITIMATE_CONSTANT_P ALWAYS_STRIP_DOTDOT \
+       OUTPUT_ADDR_CONST_EXTRA
 
 /* Target macros only used for code built for the target, that have
    moved to libgcc-tm.h or have never been present elsewhere.  */
  #pragma GCC poison DECLARE_LIBRARY_RENAMES LIBGCC2_GNU_PREFIX         \
-       MD_UNWIND_SUPPORT
+       MD_UNWIND_SUPPORT MD_FROB_UPDATE_CONTEXT ENABLE_EXECUTE_STACK   \
+       REG_VALUE_IN_UNWIND_CONTEXT ASSUME_EXTENDED_UNWIND_CONTEXT
 
 /* Other obsolete target macros, or macros that used to be in target
    headers and were not used, and may be obsolete or may never have
@@ -826,7 +875,10 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
        FUNCTION_ARG_BOUNDARY MUST_USE_SJLJ_EXCEPTIONS US_SOFTWARE_GOFAST  \
        USING_SVR4_H SVR4_ASM_SPEC FUNCTION_ARG FUNCTION_ARG_ADVANCE       \
        FUNCTION_INCOMING_ARG IRA_COVER_CLASSES TARGET_VERSION             \
-       MACHINE_TYPE TARGET_HAS_TARGETCM ASM_OUTPUT_BSS
+       MACHINE_TYPE TARGET_HAS_TARGETCM ASM_OUTPUT_BSS                    \
+       SETJMP_VIA_SAVE_AREA FORBIDDEN_INC_DEC_CLASSES                     \
+       PREFERRED_OUTPUT_RELOAD_CLASS SYSTEM_INCLUDE_DIR                   \
+       STANDARD_INCLUDE_DIR STANDARD_INCLUDE_COMPONENT
 
 /* Hooks that are no longer used.  */
  #pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE  \
@@ -838,7 +890,10 @@ extern void fancy_abort (const char *, int, const char *) ATTRIBUTE_NORETURN;
        TARGET_PROMOTE_FUNCTION_ARGS TARGET_PROMOTE_FUNCTION_RETURN \
        LANG_HOOKS_MISSING_ARGUMENT LANG_HOOKS_HASH_TYPES \
        TARGET_HANDLE_OFAST TARGET_OPTION_OPTIMIZATION \
-        TARGET_IRA_COVER_CLASSES
+        TARGET_IRA_COVER_CLASSES TARGET_HELP
+
+/* Arrays that were deleted in favor of a functional interface.  */
+ #pragma GCC poison built_in_decls implicit_built_in_decls
 
 /* Hooks into libgcc2.  */
  #pragma GCC poison LIBGCC2_DOUBLE_TYPE_SIZE LIBGCC2_WORDS_BIG_ENDIAN \