| /* Get common system includes and various definitions and declarations |
| based on target macros. |
| Copyright (C) 2000, 2001 Free Software Foundation, Inc. |
| |
| This file is part of GNU CC. |
| |
| GNU CC is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU CC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU CC; see the file COPYING. If not, write to |
| the Free Software Foundation, 59 Temple Place - Suite 330, |
| Boston, MA 02111-1307, USA. */ |
| |
| #ifndef __GCC_TSYSTEM_H__ |
| #define __GCC_TSYSTEM_H__ |
| |
| /* System headers (e.g. stdio.h, stdlib.h, unistd.h) sometimes |
| indirectly include getopt.h. Our -I flags will cause gcc's gnu |
| getopt.h to be included, not the platform's copy. In the default |
| case, gnu getopt.h will provide us with a no-argument prototype |
| which will generate -Wstrict-prototypes warnings. None of the |
| target files actually use getopt, so it is safe to tell gnu |
| getopt.h we never need this prototype. */ |
| #ifndef HAVE_DECL_GETOPT |
| #define HAVE_DECL_GETOPT 1 |
| #endif |
| |
| /* GCC supplies this header. */ |
| #include <stddef.h> |
| |
| #ifdef inhibit_libc |
| |
| #ifndef malloc |
| extern void *malloc (size_t); |
| #endif |
| |
| #ifndef free |
| extern void free (void *); |
| #endif |
| |
| #ifndef atexit |
| extern int atexit (void (*)(void)); |
| #endif |
| |
| #else /* ! inhibit_libc */ |
| /* We disable this when inhibit_libc, so that gcc can still be built without |
| needing header files first. */ |
| /* ??? This is not a good solution, since prototypes may be required in |
| some cases for correct code. */ |
| |
| /* GCC supplies this header. */ |
| #include <stdarg.h> |
| |
| /* All systems have this header. */ |
| #include <stdio.h> |
| |
| /* All systems have this header. */ |
| #include <sys/types.h> |
| |
| /* All systems have this header. */ |
| #include <errno.h> |
| |
| #ifndef errno |
| extern int errno; |
| #endif |
| |
| #if defined(POSIX) || defined(USG) |
| #include <string.h> |
| #endif |
| |
| /* GCC (fixproto) guarantees these system headers exist. */ |
| #include <stdlib.h> |
| #include <unistd.h> |
| |
| /* GCC supplies this header. */ |
| #include <limits.h> |
| |
| #if defined(POSIX) || defined(USG) |
| #include <time.h> |
| #endif |
| |
| #endif /* inhibit_libc */ |
| |
| /* Define a generic NULL if one hasn't already been defined. */ |
| #ifndef NULL |
| #define NULL 0 |
| #endif |
| |
| #endif /* __GCC_TSYSTEM_H__ */ |