rely on configure less

1 files changed, 7 insertions, 163 deletions

diff --git a/gcc/system.h b/gcc/system.h
index 58b2e9c..e56eb8c 100755
--- a/gcc/system.h
+++ b/gcc/system.h
@@ -22,20 +22,9 @@ Boston, MA 02111-1307, USA.  */
 #ifndef __GCC_SYSTEM_H__
 #define __GCC_SYSTEM_H__
 
-/* We must include stdarg.h/varargs.h before stdio.h. */
-#ifdef ANSI_PROTOTYPES
 #include <stdarg.h>
-#else
-#include <varargs.h>
-#endif
-
 #include <stdio.h>
 
-/* Define a generic NULL if one hasn't already been defined.  */
-#ifndef NULL
-#define NULL 0
-#endif
-
 /* The compiler is not a multi-threaded application and therefore we
    do not have to use the locking functions.  */
 #ifdef HAVE_PUTC_UNLOCKED
@@ -113,21 +102,15 @@ Boston, MA 02111-1307, USA.  */
 
 #include <sys/types.h>
 #include <errno.h>
-
-#ifndef errno
-extern int errno;
-#endif
-
 #include <string.h>
-
-#ifdef HAVE_STDLIB_H
-# include <stdlib.h>
-#endif
+#include <stdlib.h>
 
 #ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif
 
+#include <sys/stat.h>
+
 #ifdef HAVE_SYS_PARAM_H
 # include <sys/param.h>
 #endif
@@ -157,11 +140,6 @@ extern int errno;
 # endif
 #endif
 
-#ifndef SEEK_SET
-# define SEEK_SET 0
-# define SEEK_CUR 1
-# define SEEK_END 2
-#endif
 #ifndef F_OK
 # define F_OK 0
 # define X_OK 1
@@ -205,153 +183,19 @@ extern int errno;
 
 #define zero_memory(dst,len) memset((dst),0,(len))
 
-#ifdef NEED_DECLARATION_ATOF
-extern double atof ();
-#endif
-
-#ifdef NEED_DECLARATION_ATOL
-extern long atol();
-#endif
-
-#ifdef NEED_DECLARATION_FREE
-extern void free ();
-#endif
-
-#ifdef NEED_DECLARATION_GETCWD
-extern char *getcwd ();
-#endif
-
-#ifdef NEED_DECLARATION_GETENV
-extern char *getenv ();
-#endif
-
-#ifdef NEED_DECLARATION_GETWD
-extern char *getwd ();
-#endif
-
-#ifdef NEED_DECLARATION_SBRK
-extern char *sbrk ();
-#endif
-
-#ifdef HAVE_STRERROR
-# ifdef NEED_DECLARATION_STRERROR
-#  ifndef strerror
-extern char *strerror ();
-#  endif
-# endif
-#else /* ! HAVE_STRERROR */
-extern int sys_nerr;
-extern char *sys_errlist[];
-#endif /* HAVE_STRERROR */
-
-#ifdef HAVE_STRSIGNAL
-# ifdef NEED_DECLARATION_STRSIGNAL
-#  ifndef strsignal
-extern char * strsignal ();
-#  endif
-# endif
-#else /* ! HAVE_STRSIGNAL */
-# ifndef SYS_SIGLIST_DECLARED
-#  ifndef NO_SYS_SIGLIST
-extern char * sys_siglist[];
-#  endif
-# endif
-#endif /* HAVE_STRSIGNAL */
-
-#ifdef HAVE_GETRLIMIT
-# ifdef NEED_DECLARATION_GETRLIMIT
-#  ifndef getrlimit
-extern int getrlimit ();
-#  endif
-# endif
-#endif
-
-#ifdef HAVE_SETRLIMIT
-# ifdef NEED_DECLARATION_SETRLIMIT
-#  ifndef setrlimit
-extern int setrlimit ();
-#  endif
-# endif
-#endif
-
-/* HAVE_VOLATILE only refers to the stage1 compiler.  We also check
-   __STDC__ and assume gcc sets it and has volatile in stage >=2. */
-#if !defined(HAVE_VOLATILE) && !defined(__STDC__) && !defined(volatile)
-#define volatile
-#endif
-
 /* Redefine abort to report an internal error w/o coredump, and reporting the
    location of the error in the source file.  */
-#ifndef abort
-#ifndef __STDC__
-#ifndef __GNUC__
-#ifndef USE_SYSTEM_ABORT
-#define USE_SYSTEM_ABORT
-#endif /* !USE_SYSTEM_ABORT */
-#endif /* !__GNUC__ */
-#endif /* !__STDC__ */
-
-#ifdef USE_SYSTEM_ABORT
-# ifdef NEED_DECLARATION_ABORT
-extern void abort ();
-# endif
-#else
-#if __GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ < 7)
-#define abort()								\
-(fprintf (stderr,							\
-	  "%s:%d: Internal compiler error\n", __FILE__, __LINE__),	\
- exit (FATAL_EXIT_CODE))
 
-#else
-#if 1
-/* CYGNUS LOCAL where to report bugs -- general */
-#define abort()								\
-(fprintf (stderr,							\
-	  "%s:%d: Internal compiler error in function %s\n"             \
-	  "Please submit a Problem Report to Cygnus Solutions with send-pr.\n",  \
-	  __FILE__, __LINE__, __PRETTY_FUNCTION__),			\
- exit (FATAL_EXIT_CODE))
-#else
-#define abort()								\
-(fprintf (stderr,							\
-	  "%s:%d: Internal compiler error in function %s\n"             \
-	  "Please submit a full bug report to `egcs-bugs@cygnus.com'.\n"  \
-	  "See <URL:http://egcs.cygnus.com/faq.html#bugreport> for details.\n", \
-	  __FILE__, __LINE__, __PRETTY_FUNCTION__),			\
- exit (FATAL_EXIT_CODE))
-#endif
-/* END CYGNUS LOCAL */
-#endif /* recent gcc */
-#endif /* USE_SYSTEM_ABORT */
-#endif /* !abort */
-
-
-/* Define a STRINGIFY macro that's right for ANSI or traditional C.
-   HAVE_CPP_STRINGIFY only refers to the stage1 compiler.  Assume that
-   (non-traditional) gcc used in stage2 or later has this feature.
-
-   Note: if the argument passed to STRINGIFY is itself a macro, eg
-   #define foo bar, STRINGIFY(foo) will produce "foo", not "bar".
-   Although the __STDC__ case could be made to expand this via a layer
-   of indirection, the traditional C case can not do so.  Therefore
-   this behavior is not supported. */
-#ifndef STRINGIFY
-# if defined(HAVE_CPP_STRINGIFY) || (defined(__GNUC__) && defined(__STDC__))
-#  define STRINGIFY(STRING) #STRING
-# else
-#  define STRINGIFY(STRING) "STRING"
-# endif
-#endif /* ! STRINGIFY */
+#define abort() \
+    (fprintf (stderr, "%s:%d: Internal compiler error\n", __FILE__, __LINE__), \
+     exit (FATAL_EXIT_CODE))
 
+#define STRINGIFY(STRING) #STRING
 
 /* These macros are here in preparation for the use of gettext in egcs.  */
 #define _(String) String
 #define N_(String) String
 
-#if HAVE_SYS_STAT_H
-# include <sys/stat.h>
-#endif
-
 /* Test if something is a normal file.  */
 #ifndef S_ISREG
 #define S_ISREG(m) (((m) & S_IFMT) == S_IFREG)