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/* c-std.h: the first header files.
Copyright 1992, 1993, 1994, 1995, 1996, 1997, 2008 Karl Berry.
Copyright 1999, 2005 Olaf Weber.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this library; if not, see <http://www.gnu.org/licenses/>. */
#ifndef KPATHSEA_C_STD_H
#define KPATHSEA_C_STD_H
/* Header files that essentially all of our sources need, and
that all implementations have. We include these first, to help with
NULL being defined multiple times. */
/* Workaround against a <math.h> MSVC bug : it can't be declared
extern "C" in a c++ source file. */
#ifndef __cplusplus
#include <math.h>
#endif
#include <stdio.h>
/* Be sure we have constants from <unistd.h>. */
#include <kpathsea/c-unistd.h>
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
/* Include <stdlib.h> before <stddef.h>, to help avoid NULL
redefinitions on some systems. (We don't include <stddef.h>
ourselves any more, but FYI.) */
#else
/* It's impossible to say for sure what the system will deign to put in
<stdlib.h>, but let's hope it's at least this. */
extern char *getenv ();
#endif /* not HAVE_STDLIB_H */
#ifdef WIN32
#include <malloc.h>
#else
#ifndef STDC_HEADERS
#ifndef ALLOC_RETURN_TYPE
#define ALLOC_RETURN_TYPE void
#endif /* not ALLOC_RETURN_TYPE */
extern ALLOC_RETURN_TYPE *calloc (), *malloc (), *realloc ();
#endif /* not STDC_HEADERS */
#endif /* not WIN32 */
/* SunOS 4.1.1 gets STDC_HEADERS defined, but it doesn't provide
EXIT_FAILURE. So far no system has defined one of EXIT_FAILURE and
EXIT_SUCCESS without the other. */
#ifndef EXIT_SUCCESS
#ifdef VMS
#define EXIT_SUCCESS 1
#define EXIT_FAILURE 0
#else
#define EXIT_SUCCESS 0
#define EXIT_FAILURE 1
#endif
#endif /* not EXIT_SUCCESS */
/* strchr vs. index, memcpy vs. bcopy, etc. */
#include <kpathsea/c-memstr.h>
/* Error numbers and errno declaration. */
#include <kpathsea/c-errno.h>
/* Numeric minima and maxima. */
#include <kpathsea/c-minmax.h>
/* Assertions are too useful to not make generally available. */
#ifdef HAVE_ASSERT_H
#include <assert.h>
#else
#define assert(expr) /* as nothing */
#endif
#ifdef VMS
#include <unixlib.h>
#include <unixio.h>
#else
#ifndef WIN32
/* `popen' and `pclose' are part of POSIX.2, not POSIX.1. So
STDC_HEADERS isn't enough. */
extern FILE *popen ();
extern int pclose ();
#endif /* not WIN32 */
#endif /* not VMS */
#endif /* not KPATHSEA_C_STD_H */
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