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/**
* \file popt/system.h
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#if defined (__GLIBC__) && defined(__LCLINT__)
/*@-declundef@*/
/*@unchecked@*/
extern __const __int32_t *__ctype_tolower;
/*@unchecked@*/
extern __const __int32_t *__ctype_toupper;
/*@=declundef@*/
#endif
#include <ctype.h>
/* XXX isspace(3) has i18n encoding signednesss issues on Solaris. */
#define _isspaceptr(_chp) isspace((int)(*(unsigned char *)(_chp)))
#include <errno.h>
#include <fcntl.h>
#include <limits.h>
#ifdef HAVE_MCHECK_H
#include <mcheck.h>
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#if defined(HAVE_UNISTD_H) && !defined(__LCLINT__)
#include <unistd.h>
#endif
#ifdef __NeXT
/* access macros are not declared in non posix mode in unistd.h -
don't try to use posix on NeXTstep 3.3 ! */
#include <libc.h>
#endif
/*@-incondefs@*/
/*@mayexit@*/ /*@only@*/ /*@out@*/ /*@unused@*/
void * xmalloc (size_t size)
/*@globals errno @*/
/*@ensures maxSet(result) == (size - 1) @*/
/*@modifies errno @*/;
/*@mayexit@*/ /*@only@*/ /*@unused@*/
void * xcalloc (size_t nmemb, size_t size)
/*@ensures maxSet(result) == (nmemb - 1) @*/
/*@*/;
/*@mayexit@*/ /*@only@*/ /*@unused@*/
void * xrealloc (/*@null@*/ /*@only@*/ void * ptr, size_t size)
/*@ensures maxSet(result) == (size - 1) @*/
/*@modifies *ptr @*/;
/*@mayexit@*/ /*@only@*/ /*@unused@*/
char * xstrdup (const char *str)
/*@*/;
/*@=incondefs@*/
#if !defined(HAVE_STPCPY)
/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST. */
static inline char * stpcpy (char *dest, const char * src) {
register char *d = dest;
register const char *s = src;
do
*d++ = *s;
while (*s++ != '\0');
return d - 1;
}
#endif
/* Memory allocation via macro defs to get meaningful locations from mtrace() */
#if defined(HAVE_MCHECK_H) && defined(__GNUC__)
#define vmefail() (fprintf(stderr, "virtual memory exhausted.\n"), exit(EXIT_FAILURE), NULL)
#define xmalloc(_size) (malloc(_size) ? : vmefail())
#define xcalloc(_nmemb, _size) (calloc((_nmemb), (_size)) ? : vmefail())
#define xrealloc(_ptr, _size) (realloc((_ptr), (_size)) ? : vmefail())
#define xstrdup(_str) (strcpy((malloc(strlen(_str)+1) ? : vmefail()), (_str)))
#else
#define xmalloc(_size) malloc(_size)
#define xcalloc(_nmemb, _size) calloc((_nmemb), (_size))
#define xrealloc(_ptr, _size) realloc((_ptr), (_size))
#define xstrdup(_str) strdup(_str)
#endif /* defined(HAVE_MCHECK_H) && defined(__GNUC__) */
#if defined(HAVE___SECURE_GETENV) && !defined(__LCLINT__)
#define getenv(_s) __secure_getenv(_s)
#endif
#if !defined(__GNUC__) && !defined(__attribute__)
#define __attribute__(x)
#endif
#define UNUSED(x) x __attribute__((__unused__))
#include "popt.h"
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