102 lines
3.4 KiB
C
102 lines
3.4 KiB
C
|
/* system.h - Get common system includes and various definitions and
|
||
|
|
declarations based on autoconf macros.
|
||
|
|
Copyright (C) 1998, 1999 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_SYSTEM_H__
|
||
|
|
#define __GCC_SYSTEM_H__
|
||
|
|
|
||
|
|
#include <stdarg.h>
|
||
|
|
#include <stdio.h>
|
||
|
|
|
||
|
|
#include <ctype.h>
|
||
|
|
|
||
|
|
# define IN_CTYPE_DOMAIN(c) 1
|
||
|
|
|
||
|
|
#ifdef isblank
|
||
|
|
# define ISBLANK(c) (IN_CTYPE_DOMAIN (c) && isblank (c))
|
||
|
|
#else
|
||
|
|
# define ISBLANK(c) ((c) == ' ' || (c) == '\t')
|
||
|
|
#endif
|
||
|
|
#ifdef isgraph
|
||
|
|
# define ISGRAPH(c) (IN_CTYPE_DOMAIN (c) && isgraph (c))
|
||
|
|
#else
|
||
|
|
# define ISGRAPH(c) (IN_CTYPE_DOMAIN (c) && isprint (c) && !isspace (c))
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define ISPRINT(c) (IN_CTYPE_DOMAIN (c) && isprint (c))
|
||
|
|
#define ISALNUM(c) (IN_CTYPE_DOMAIN (c) && isalnum (c))
|
||
|
|
#define ISALPHA(c) (IN_CTYPE_DOMAIN (c) && isalpha (c))
|
||
|
|
#define ISCNTRL(c) (IN_CTYPE_DOMAIN (c) && iscntrl (c))
|
||
|
|
#define ISLOWER(c) (IN_CTYPE_DOMAIN (c) && islower (c))
|
||
|
|
#define ISPUNCT(c) (IN_CTYPE_DOMAIN (c) && ispunct (c))
|
||
|
|
#define ISSPACE(c) (IN_CTYPE_DOMAIN (c) && isspace (c))
|
||
|
|
#define ISUPPER(c) (IN_CTYPE_DOMAIN (c) && isupper (c))
|
||
|
|
#define ISXDIGIT(c) (IN_CTYPE_DOMAIN (c) && isxdigit (c))
|
||
|
|
#define ISDIGIT_LOCALE(c) (IN_CTYPE_DOMAIN (c) && isdigit (c))
|
||
|
|
|
||
|
|
/* ISDIGIT differs from ISDIGIT_LOCALE, as follows:
|
||
|
|
- Its arg may be any int or unsigned int; it need not be an unsigned char.
|
||
|
|
- It's guaranteed to evaluate its argument exactly once.
|
||
|
|
- It's typically faster.
|
||
|
|
Posix 1003.2-1992 section 2.5.2.1 page 50 lines 1556-1558 says that
|
||
|
|
only '0' through '9' are digits. Prefer ISDIGIT to ISDIGIT_LOCALE unless
|
||
|
|
it's important to use the locale's definition of `digit' even when the
|
||
|
|
host does not conform to Posix. */
|
||
|
|
#define ISDIGIT(c) ((unsigned) (c) - '0' <= 9)
|
||
|
|
|
||
|
|
#include <stdlib.h>
|
||
|
|
#include <errno.h>
|
||
|
|
#include <string.h>
|
||
|
|
#include <time.h>
|
||
|
|
#include <limits.h>
|
||
|
|
|
||
|
|
/* 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
|
||
|
|
know they are correct. */
|
||
|
|
|
||
|
|
#undef MIN
|
||
|
|
#undef MAX
|
||
|
|
#define MIN(X,Y) ((X) < (Y) ? (X) : (Y))
|
||
|
|
#define MAX(X,Y) ((X) > (Y) ? (X) : (Y))
|
||
|
|
|
||
|
|
#define copy_memory(src,dst,len) memcpy((dst),(src),(len))
|
||
|
|
|
||
|
|
#define zero_memory(dst,len) memset((dst),0,(len))
|
||
|
|
|
||
|
|
/* Redefine abort to report an internal error w/o coredump, and reporting the
|
||
|
|
location of the error in the source file. */
|
||
|
|
|
||
|
|
#define abort() \
|
||
|
|
(fprintf (stderr, "%s:%d: Internal compiler error\n", __FILE__, __LINE__), \
|
||
|
|
exit (EXIT_FAILURE))
|
||
|
|
|
||
|
|
#define STRINGIFY(STRING) #STRING
|
||
|
|
|
||
|
|
/* These macros are here in preparation for the use of gettext in egcs. */
|
||
|
|
#define _(String) String
|
||
|
|
#define N_(String) String
|
||
|
|
|
||
|
|
extern void *xmalloc(size_t);
|
||
|
|
extern void *xrealloc(void *, size_t);
|
||
|
|
extern void *xcalloc(size_t, size_t);
|
||
|
|
extern char *xstrdup(const char *);
|
||
|
|
|
||
|
|
#endif /* __GCC_SYSTEM_H__ */
|