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