/* Get common system includes and various definitions and declarations based
on autoconf macros.
Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008,
- 2009, 2010
+ 2009, 2010, 2011
Free Software Foundation, Inc.
This file is part of GCC.
# 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
/* There are an extraordinary number of issues with <ctype.h>.
The last straw is that it varies with the locale. Use libiberty's
replacement instead. */
-#include <safe-ctype.h>
+#include "safe-ctype.h"
#include <sys/types.h>
extern int errno;
#endif
+#ifdef __cplusplus
+# include <cstring>
+#endif
+
/* Some of glibc's string inlines cause warnings. Plus we'd rather
rely on (and therefore test) GCC's string builtins. */
#define __NO_STRING_INLINES
#ifndef O_WRONLY
# define O_WRONLY 1
#endif
+#ifndef O_BINARY
+# define O_BINARY 0
+#endif
/* Some systems define these in, e.g., param.h. We undefine these names
here to avoid the warnings. We prefer to use our definitions since we
#define WCOREFLG 0200
#endif
+#include <signal.h>
+#if !defined (SIGCHLD) && defined (SIGCLD)
+# define SIGCHLD SIGCLD
+#endif
+
+#ifdef HAVE_SYS_MMAN_H
+# include <sys/mman.h>
+#endif
+
+#ifndef MAP_FAILED
+# define MAP_FAILED ((void *)-1)
+#endif
+
+#if !defined (MAP_ANONYMOUS) && defined (MAP_ANON)
+# define MAP_ANONYMOUS MAP_ANON
+#endif
+
+#ifdef HAVE_SYS_RESOURCE_H
+# include <sys/resource.h>
+#endif
+
+#ifdef HAVE_SYS_TIMES_H
+# include <sys/times.h>
+#endif
+
/* The HAVE_DECL_* macros are three-state, undefined, 0 or 1. If they
are defined to 0 then we must provide the relevant declaration
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
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
extern void *realloc (void *, size_t);
#endif
+#ifdef __cplusplus
+}
+#endif
+
#ifdef HAVE_STDINT_H
#include <stdint.h>
#endif
#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) \
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 \
&& !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
# define mkdir(a,b) mkdir(a)
#endif
+#ifndef HAVE_KILL
+# define kill(p,s) raise(s)
+#endif
+
/* Provide a way to print an address via printf. */
#ifndef HOST_PTR_PRINTF
#define HOST_PTR_PRINTF "%p"
# endif
#endif
+#if defined (ENABLE_PLUGIN) && defined (HAVE_DLFCN_H)
+/* If plugin support is enabled, we could use libdl. */
+#include <dlfcn.h>
+#endif
+
/* Get libiberty declarations. */
#include "libiberty.h"
#define HOST_BIT_BUCKET "/dev/null"
#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
-#endif
-
#ifndef offsetof
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *) 0)->MEMBER)
#endif
#pragma GCC poison malloc realloc
#endif
+/* The %m format should be used when GCC's main diagnostic functions
+ supporting %m are available, and xstrerror from libiberty
+ otherwise. */
+#undef strerror
+ #pragma GCC poison strerror
+
/* Old target macros that have moved to the target hooks structure. */
#pragma GCC poison ASM_OPEN_PAREN ASM_CLOSE_PAREN \
FUNCTION_PROLOGUE FUNCTION_EPILOGUE \
ALLOCATE_INITIAL_VALUE LEGITIMIZE_ADDRESS FRAME_POINTER_REQUIRED \
CAN_ELIMINATE TRAMPOLINE_TEMPLATE INITIALIZE_TRAMPOLINE \
TRAMPOLINE_ADJUST_ADDRESS STATIC_CHAIN STATIC_CHAIN_INCOMING \
- RETURN_POPS_ARGS
+ RETURN_POPS_ARGS UNITS_PER_SIMD_WORD OVERRIDE_OPTIONS \
+ OPTIMIZATION_OPTIONS CLASS_LIKELY_SPILLED_P \
+ USING_SJLJ_EXCEPTIONS TARGET_UNWIND_INFO \
+ 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 ALWAYS_STRIP_DOTDOT
+
+/* 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_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
ASM_OUTPUT_SHARED_LOCAL ASM_MAKE_LABEL_LINKONCE \
STACK_CHECK_PROBE_INTERVAL STACK_CHECK_PROBE_LOAD \
ORDER_REGS_FOR_LOCAL_ALLOC FUNCTION_OUTGOING_VALUE \
- ASM_DECLARE_CONSTANT_NAME MODIFY_TARGET_NAME SWITCHES_NEED_SPACES
+ ASM_DECLARE_CONSTANT_NAME MODIFY_TARGET_NAME SWITCHES_NEED_SPACES \
+ SWITCH_CURTAILS_COMPILATION SWITCH_TAKES_ARG WORD_SWITCH_TAKES_ARG \
+ TARGET_OPTION_TRANSLATE_TABLE HANDLE_PRAGMA_PACK_PUSH_POP \
+ HANDLE_SYSV_PRAGMA HANDLE_PRAGMA_WEAK CONDITIONAL_REGISTER_USAGE \
+ 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 \
+ SETJMP_VIA_SAVE_AREA FORBIDDEN_INC_DEC_CLASSES \
+ PREFERRED_OUTPUT_RELOAD_CLASS
/* Hooks that are no longer used. */
#pragma GCC poison LANG_HOOKS_FUNCTION_MARK LANG_HOOKS_FUNCTION_FREE \
LANG_HOOKS_PUSHLEVEL LANG_HOOKS_SET_BLOCK \
LANG_HOOKS_MAYBE_BUILD_CLEANUP LANG_HOOKS_UPDATE_DECL_AFTER_SAVING \
LANG_HOOKS_POPLEVEL LANG_HOOKS_TRUTHVALUE_CONVERSION \
- TARGET_PROMOTE_FUNCTION_ARGS TARGET_PROMOTE_FUNCTION_RETURN
+ 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_HELP
+
+/* Hooks into libgcc2. */
+ #pragma GCC poison LIBGCC2_DOUBLE_TYPE_SIZE LIBGCC2_WORDS_BIG_ENDIAN \
+ LIBGCC2_FLOAT_WORDS_BIG_ENDIAN
/* Miscellaneous macros that are no longer used. */
- #pragma GCC poison USE_MAPPED_LOCATION
+ #pragma GCC poison USE_MAPPED_LOCATION GET_ENVIRONMENT
/* Libiberty macros that are no longer used in GCC. */
#undef ANSI_PROTOTYPES
/* Front ends should never have to include middle-end headers. Enforce
this by poisoning the header double-include protection defines. */
#ifdef IN_GCC_FRONTEND
-#pragma GCC poison GCC_RTL_H GCC_EXCEPT_H
+#pragma GCC poison GCC_RTL_H GCC_EXCEPT_H GCC_EXPR_H
#endif
/* Note: not all uses of the `index' token (e.g. variable names and