X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=gcc%2Ftsystem.h;h=bc8384e1739477cb041775f64f7ee7b6dccc1830;hb=aff6b8e2844233bb221f10575b29eaa2841d033a;hp=f36510b15aee4c506bcc6727f64ca06441cb6e8a;hpb=b5c673fc200fdd02f27e9a3a42f53eca2b3b6ae9;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/gcc/tsystem.h b/gcc/tsystem.h
index f36510b15ae..bc8384e1739 100644
--- a/gcc/tsystem.h
+++ b/gcc/tsystem.h
@@ -1,6 +1,6 @@
 /* Get common system includes and various definitions and declarations
    based on target macros.
-   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2004, 2005 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -40,6 +40,9 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #define HAVE_DECL_GETOPT 1
 #endif
 
+/* We want everything from the glibc headers.  */
+#define _GNU_SOURCE 1
+
 /* GCC supplies these headers.  */
 #include <stddef.h>
 #include <float.h>
@@ -58,6 +61,22 @@ extern void free (void *);
 extern int atexit (void (*)(void));
 #endif
 
+#ifndef abort
+extern void abort (void) __attribute__ ((__noreturn__));
+#endif
+
+#ifndef strlen
+extern size_t strlen (const char *);
+#endif
+
+#ifndef memcpy
+extern void *memcpy (void *, const void *, size_t);
+#endif
+
+#ifndef memset
+extern void *memset (void *, int, size_t);
+#endif
+
 #else /* ! inhibit_libc */
 /* We disable this when inhibit_libc, so that gcc can still be built without
    needing header files first.  */
@@ -98,4 +117,21 @@ extern int errno;
 #define NULL 0
 #endif
 
+/* GCC always provides __builtin_alloca(x).  */
+#undef alloca
+#define alloca(x) __builtin_alloca(x)
+
+#ifdef ENABLE_RUNTIME_CHECKING
+#define gcc_assert(EXPR) ((void)(!(EXPR) ? abort (), 0 : 0))
+#else
+/* Include EXPR, so that unused variable warnings do not occur.  */
+#define gcc_assert(EXPR) ((void)(0 && (EXPR)))
+#endif
+/* Use gcc_unreachable() to mark unreachable locations (like an
+   unreachable default case of a switch.  Do not use gcc_assert(0).  */
+#define gcc_unreachable() (abort ())
+
+/* Filename handling macros.  */
+#include "filenames.h"
+
 #endif /* ! GCC_TSYSTEM_H */