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2073fd0956
Signed-off-by: Amitay Isaacs <amitay@gmail.com> Reviewed-by: Andreas Schneider <asn@samba.org> Autobuild-User(master): Andreas Schneider <asn@cryptomilk.org> Autobuild-Date(master): Tue May 8 12:55:04 CEST 2018 on sn-devel-144
104 lines
2.7 KiB
C
104 lines
2.7 KiB
C
/**
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* \file popt/system.h
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*/
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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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#if defined(HAVE_UNISTD_H) && !defined(__LCLINT__)
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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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#if !defined(HAVE_STPCPY)
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/* Copy SRC to DEST, returning the address of the terminating '\0' in DEST. */
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static inline char * stpcpy (char *dest, const char * src) {
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register char *d = dest;
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register const char *s = src;
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do
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*d++ = *s;
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while (*s++ != '\0');
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return d - 1;
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}
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#endif
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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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#if !defined(__GNUC__) && !defined(__attribute__)
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#define __attribute__(x)
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#endif
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#define UNUSED(x) x __attribute__((__unused__))
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#include "popt.h"
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