mirror of
https://code.videolan.org/videolan/vlc
synced 2024-10-03 01:31:53 +02:00
2d652d01aa
This reverts commit d934fc525f
.
239 lines
5.4 KiB
C
239 lines
5.4 KiB
C
/*****************************************************************************
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* fixups.h: portability fixups included from config.h
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*****************************************************************************
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* Copyright © 1998-2008 the VideoLAN project
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
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*****************************************************************************/
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/**
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* \file
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* This file is a collection of portability fixes
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*/
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#ifndef LIBVLC_FIXUPS_H
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# define LIBVLC_FIXUPS_H 1
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#ifndef HAVE_STRDUP
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# include <string.h>
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# include <stdlib.h>
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static inline char *strdup (const char *str)
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{
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size_t len = strlen (str) + 1;
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char *res = (char *)malloc (len);
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if (res) memcpy (res, str, len);
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return res;
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}
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#endif
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#ifndef HAVE_VASPRINTF
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# include <stdio.h>
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# include <stdlib.h>
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# include <stdarg.h>
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static inline int vasprintf (char **strp, const char *fmt, va_list ap)
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{
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int len = vsnprintf (NULL, 0, fmt, ap) + 1;
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char *res = (char *)malloc (len);
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if (res == NULL)
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return -1;
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*strp = res;
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return vsprintf (res, fmt, ap);
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}
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#endif
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#ifndef HAVE_ASPRINTF
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# include <stdio.h>
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# include <stdarg.h>
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static inline int asprintf (char **strp, const char *fmt, ...)
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{
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va_list ap;
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int ret;
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va_start (ap, fmt);
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ret = vasprintf (strp, fmt, ap);
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va_end (ap);
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return ret;
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}
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#endif
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#ifndef HAVE_STRNLEN
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# include <string.h>
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static inline size_t strnlen (const char *str, size_t max)
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{
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const char *end = (const char *) memchr (str, 0, max);
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return end ? (size_t)(end - str) : max;
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}
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#endif
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#ifndef HAVE_STRNDUP
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# include <string.h>
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# include <stdlib.h>
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static inline char *strndup (const char *str, size_t max)
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{
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size_t len = strnlen (str, max);
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char *res = (char *) malloc (len + 1);
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if (res)
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{
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memcpy (res, str, len);
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res[len] = '\0';
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}
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return res;
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}
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#endif
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#ifndef HAVE_STRLCPY
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# define strlcpy vlc_strlcpy
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#endif
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#ifndef HAVE_STRTOF
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# define strtof( a, b ) ((float)strtod (a, b))
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#endif
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#ifndef HAVE_ATOF
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# define atof( str ) (strtod ((str), (char **)NULL, 10))
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#endif
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#ifndef HAVE_STRTOLL
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# define strtoll vlc_strtoll
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#endif
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#ifndef HAVE_ATOLL
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# define atoll( str ) (strtoll ((str), (char **)NULL, 10))
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#endif
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#ifndef HAVE_LLDIV
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typedef struct {
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long long quot; /* Quotient. */
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long long rem; /* Remainder. */
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} lldiv_t;
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static inline lldiv_t lldiv (long long numer, long long denom)
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{
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lldiv_t d = { .quot = numer / denom, .rem = numer % denom };
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return d;
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}
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#endif
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#ifndef HAVE_SCANDIR
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# define scandir vlc_scandir
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# define alphasort vlc_alphasort
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#endif
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#ifndef HAVE_GETENV
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static inline getenv (const char *name)
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{
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(void)name;
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return NULL;
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}
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#endif
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#ifndef HAVE_STRCASECMP
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# ifndef HAVE_STRICMP
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# include <ctype.h>
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static inline int strcasecmp (const char *s1, const char *s2)
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{
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for (size_t i = 0;; i++)
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{
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int d = tolower (s1[i]) - tolower (s2[i]);
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if (d || !s1[i]) return d;
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}
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return 0;
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}
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# else
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# define strcasecmp stricmp
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# endif
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#endif
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#ifndef HAVE_STRNCASECMP
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# ifndef HAVE_STRNICMP
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# include <ctype.h>
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static inline int strncasecmp (const char *s1, const char *s2, size_t n)
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{
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for (size_t i = 0; i < n; i++)
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{
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int d = tolower (s1[i]) - tolower (s2[i]);
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if (d || !s1[i]) return d;
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}
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return 0;
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}
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# else
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# define strncasecmp strnicmp
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# endif
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#endif
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#ifndef HAVE_STRCASESTR
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# ifndef HAVE_STRISTR
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# define strcasestr vlc_strcasestr
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# else
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# define strcasestr stristr
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# endif
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#endif
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#ifndef HAVE_LOCALTIME_R
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/* If localtime_r() is not provided, we assume localtime() uses
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* thread-specific storage. */
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# include <time.h>
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static inline struct tm *localtime_r (const time_t *timep, struct tm *result)
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{
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struct tm *s = localtime (timep);
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if (s == NULL)
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return NULL;
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*result = *s;
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return result;
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}
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static inline struct tm *gmtime_r (const time_t *timep, struct tm *result)
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{
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struct tm *s = gmtime (timep);
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if (s == NULL)
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return NULL;
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*result = *s;
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return result;
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}
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#endif
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/* Alignment of critical static data structures */
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#ifdef ATTRIBUTE_ALIGNED_MAX
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# define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
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#else
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# define ATTR_ALIGN(align)
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#endif
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#ifndef HAVE_USELOCALE
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typedef void *locale_t;
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# define newlocale( a, b, c ) ((locale_t)0)
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# define uselocale( a ) ((locale_t)0)
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# define freelocale( a ) (void)0
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#endif
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#ifdef WIN32
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# include <dirent.h>
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# define opendir Use_utf8_opendir_or_vlc_wopendir_instead!
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# define readdir Use_utf8_readdir_or_vlc_wreaddir_instead!
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# define closedir vlc_wclosedir
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#endif
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/* libintl support */
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#define _(str) vlc_gettext (str)
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#if defined (ENABLE_NLS)
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# include <libintl.h>
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#endif
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#define N_(str) gettext_noop (str)
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#define gettext_noop(str) (str)
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#endif /* !LIBVLC_FIXUPS_H */
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