include/vlc_fixups.h

   1 /*****************************************************************************
   2  * fixups.h: portability fixups included from config.h
   3  *****************************************************************************
   4  * Copyright © 1998-2008 the VideoLAN project
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  19  *****************************************************************************/
  20
  21 /**
  22  * \file
  23  * This file is a collection of portability fixes
  24  */
  25
  26 #ifndef LIBVLC_FIXUPS_H
  27 # define LIBVLC_FIXUPS_H 1
  28
  29 #if !defined (HAVE_GMTIME_R) || !defined (HAVE_LOCALTIME_R)
  30 # include <time.h> /* time_t */
  31 #endif
  32
  33 #ifndef HAVE_LLDIV
  34 typedef struct
  35 {
  36     long long quot; /* Quotient. */
  37     long long rem;  /* Remainder. */
  38 } lldiv_t;
  39 #endif
  40
  41 #if !defined(HAVE_GETENV) || \
  42     !defined(HAVE_USELOCALE)
  43 # include <stddef.h> /* NULL */
  44 #endif
  45
  46 #ifndef HAVE_REWIND
  47 # include <stdio.h> /* FILE */
  48 #endif
  49
  50 #if !defined (HAVE_STRLCPY) || \
  51     !defined (HAVE_STRNDUP) || \
  52     !defined (HAVE_STRNLEN) || \
  53     !defined (HAVE_GETCWD)
  54 # include <stddef.h> /* size_t */
  55 #endif
  56
  57 #ifndef HAVE_VASPRINTF
  58 # include <stdarg.h> /* va_list */
  59 #endif
  60
  61 #ifndef HAVE_GETPID
  62 # include <sys/types.h> /* pid_t */
  63 #endif
  64
  65 #ifdef __cplusplus
  66 extern "C" {
  67 #endif
  68
  69 #ifndef HAVE_STRDUP
  70 char *strdup (const char *);
  71 #endif
  72
  73 #ifndef HAVE_VASPRINTF
  74 int vasprintf (char **, const char *, va_list);
  75 #endif
  76
  77 #ifndef HAVE_ASPRINTF
  78 int asprintf (char **, const char *, ...);
  79 #endif
  80
  81 #ifndef HAVE_STRNLEN
  82 size_t strnlen (const char *, size_t);
  83 #endif
  84
  85 #ifndef HAVE_STRNDUP
  86 char *strndup (const char *, size_t);
  87 #endif
  88
  89 #ifndef HAVE_STRLCPY
  90 size_t strlcpy (char *, const char *, size_t);
  91 #endif
  92
  93 #ifndef HAVE_STRTOF
  94 float strtof (const char *, char **);
  95 #endif
  96
  97 #ifndef HAVE_ATOF
  98 double atof (const char *);
  99 #endif
 100
 101 #ifndef HAVE_STRTOLL
 102 long long int strtoll (const char *, char **, int);
 103 #endif
 104
 105 #ifndef HAVE_STRSEP
 106 char *strsep (char **, const char *);
 107 #endif
 108
 109 #ifndef HAVE_ATOLL
 110 long long atoll (const char *);
 111 #endif
 112
 113 #ifndef HAVE_LLDIV
 114 lldiv_t lldiv (long long, long long);
 115 #endif
 116
 117 #ifndef HAVE_STRCASECMP
 118 int strcasecmp (const char *, const char *);
 119 #endif
 120
 121 #ifndef HAVE_STRNCASECMP
 122 int strncasecmp (const char *, const char *, size_t);
 123 #endif
 124
 125 #ifndef HAVE_STRCASESTR
 126 char *strcasestr (const char *, const char *);
 127 #endif
 128
 129 #ifndef HAVE_GMTIME_R
 130 struct tm *gmtime_r (const time_t *, struct tm *);
 131 #endif
 132
 133 #ifndef HAVE_LOCALTIME_R
 134 struct tm *localtime_r (const time_t *, struct tm *);
 135 #endif
 136
 137 #ifndef HAVE_REWIND
 138 void rewind (FILE *);
 139 #endif
 140
 141 #ifndef HAVE_GETCWD
 142 char *getcwd (char *buf, size_t size);
 143 #endif
 144
 145 #ifndef HAVE_GETPID
 146 pid_t getpid (void);
 147 #endif
 148
 149 #ifndef HAVE_STRTOK_R
 150 char *strtok_r(char *, const char *, char **);
 151 #endif
 152
 153 #ifdef __cplusplus
 154 } /* extern "C" */
 155 #endif
 156
 157 #ifndef HAVE_GETENV
 158 static inline char *getenv (const char *name)
 159 {
 160     (void)name;
 161     return NULL;
 162 }
 163 #endif
 164
 165 /* Alignment of critical static data structures */
 166 #ifdef ATTRIBUTE_ALIGNED_MAX
 167 #   define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
 168 #else
 169 #   define ATTR_ALIGN(align)
 170 #endif
 171
 172 #ifndef HAVE_USELOCALE
 173 #define LC_NUMERIC_MASK 0
 174 typedef void *locale_t;
 175 static inline locale_t uselocale(locale_t loc)
 176 {
 177     (void)loc;
 178     return NULL;
 179 }
 180 static inline void freelocale(locale_t loc)
 181 {
 182     (void)loc;
 183 }
 184 static inline locale_t newlocale(int mask, const char * locale, locale_t base)
 185 {
 186     (void)mask; (void)locale; (void)base;
 187     return NULL;
 188 }
 189 #endif
 190
 191 #ifdef WIN32
 192 # include <dirent.h>
 193 # define opendir Use_utf8_opendir_or_vlc_wopendir_instead!
 194 # define readdir Use_utf8_readdir_or_vlc_wreaddir_instead!
 195 # define closedir vlc_wclosedir
 196 #endif
 197
 198 /* libintl support */
 199 #define _(str)            vlc_gettext (str)
 200 #define N_(str)           gettext_noop (str)
 201 #define gettext_noop(str) (str)
 202
 203 #ifndef HAVE_SWAB
 204 void swab (const void *, void *, ssize_t);
 205 #endif
 206
 207 /* Socket stuff */
 208 #ifndef HAVE_INET_PTON
 209 # define inet_pton vlc_inet_pton
 210 #endif
 211
 212 #ifndef HAVE_INET_NTOP
 213 # define inet_ntop vlc_inet_ntop
 214 #endif
 215
 216 #ifndef HAVE_POLL
 217 enum
 218 {
 219     POLLIN=1,
 220     POLLOUT=2,
 221     POLLPRI=4,
 222     POLLERR=8,  // unsupported stub
 223     POLLHUP=16, // unsupported stub
 224     POLLNVAL=32 // unsupported stub
 225 };
 226
 227 struct pollfd
 228 {
 229     int fd;
 230     unsigned events;
 231     unsigned revents;
 232 };
 233
 234 # define poll(a, b, c) vlc_poll(a, b, c)
 235 #endif
 236
 237 #ifndef HAVE_TDESTROY
 238 # define tdestroy vlc_tdestroy
 239 #endif
 240
 241 #endif /* !LIBVLC_FIXUPS_H */