vlc_fixups.h 7.18 KB
Newer Older
1 2 3
/*****************************************************************************
 * fixups.h: portability fixups included from config.h
 *****************************************************************************
4
 * Copyright © 1998-2008 the VideoLAN project
5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
 *****************************************************************************/

/**
 * \file
 * This file is a collection of portability fixes
 */

26 27 28
#ifndef LIBVLC_FIXUPS_H
# define LIBVLC_FIXUPS_H 1

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
29 30 31 32 33 34 35 36 37 38 39 40
#if !defined (HAVE_GMTIME_R) || !defined (HAVE_LOCALTIME_R)
# include <time.h> /* time_t */
#endif

#ifndef HAVE_LLDIV
typedef struct
{
    long long quot; /* Quotient. */
    long long rem;  /* Remainder. */
} lldiv_t;
#endif

41 42
#if !defined(HAVE_GETENV) || \
    !defined(HAVE_USELOCALE)
Rafaël Carré's avatar
Rafaël Carré committed
43
# include <stddef.h> /* NULL */
44 45
#endif

46 47
#if !defined (HAVE_REWIND) || \
    !defined (HAVE_GETDELIM)
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
48 49 50 51 52
# include <stdio.h> /* FILE */
#endif

#if !defined (HAVE_STRLCPY) || \
    !defined (HAVE_STRNDUP) || \
53
    !defined (HAVE_STRNLEN)
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
54 55 56 57 58 59 60
# include <stddef.h> /* size_t */
#endif

#ifndef HAVE_VASPRINTF
# include <stdarg.h> /* va_list */
#endif

61 62 63 64
#if !defined (HAVE_GETDELIM) || \
    !defined (HAVE_GETPID)   || \
    !defined (HAVE_SWAB)
# include <sys/types.h> /* ssize_t, pid_t */
65 66
#endif

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
67 68 69 70
#ifndef HAVE_DIRFD
# include <dirent.h>
#endif

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
71 72 73 74
#ifdef __cplusplus
extern "C" {
#endif

75 76 77 78 79
/* stdio.h */
#ifndef HAVE_ASPRINTF
int asprintf (char **, const char *, ...);
#endif

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
80 81 82 83 84 85 86 87 88 89
#ifndef HAVE_FLOCKFILE
void flockfile (FILE *);
int ftrylockfile (FILE *);
void funlockfile (FILE *);
int getc_unlocked (FILE *);
int getchar_unlocked (void);
int putc_unlocked (int, FILE *);
int putchar_unlocked (int);
#endif

90 91 92 93 94 95 96
#ifndef HAVE_GETDELIM
ssize_t getdelim (char **, size_t *, int, FILE *);
ssize_t getline (char **, size_t *, FILE *);
#endif

#ifndef HAVE_REWIND
void rewind (FILE *);
97 98 99
#endif

#ifndef HAVE_VASPRINTF
100
int vasprintf (char **, const char *, va_list);
101 102
#endif

103 104 105 106 107 108 109 110 111 112 113 114 115 116 117
/* string.h */
#ifndef HAVE_STRCASECMP
int strcasecmp (const char *, const char *);
#endif

#ifndef HAVE_STRCASESTR
char *strcasestr (const char *, const char *);
#endif

#ifndef HAVE_STRDUP
char *strdup (const char *);
#endif

#ifndef HAVE_STRNCASECMP
int strncasecmp (const char *, const char *, size_t);
118 119
#endif

120
#ifndef HAVE_STRNLEN
121
size_t strnlen (const char *, size_t);
122 123
#endif

124
#ifndef HAVE_STRNDUP
125
char *strndup (const char *, size_t);
126 127 128
#endif

#ifndef HAVE_STRLCPY
129
size_t strlcpy (char *, const char *, size_t);
130 131
#endif

132 133
#ifndef HAVE_STRSEP
char *strsep (char **, const char *);
134
#endif
135 136 137

#ifndef HAVE_STRTOK_R
char *strtok_r(char *, const char *, char **);
138
#endif
139

140
/* stdlib.h */
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
141
#ifndef HAVE_ATOF
142
#ifndef __ANDROID__
143
double atof (const char *);
144
#endif
145
#endif
146

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
147
#ifndef HAVE_ATOLL
148
long long atoll (const char *);
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
149 150
#endif

151
#ifndef HAVE_LLDIV
152
lldiv_t lldiv (long long, long long);
153 154
#endif

155 156 157
#ifndef HAVE_STRTOF
#ifndef __ANDROID__
float strtof (const char *, char **);
158 159 160
#endif
#endif

161 162
#ifndef HAVE_STRTOLL
long long int strtoll (const char *, char **, int);
163 164
#endif

165
/* time.h */
166 167 168
#ifndef HAVE_GMTIME_R
struct tm *gmtime_r (const time_t *, struct tm *);
#endif
169

170 171 172
#ifndef HAVE_LOCALTIME_R
struct tm *localtime_r (const time_t *, struct tm *);
#endif
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
173

174
/* unistd.h */
175 176 177 178
#ifndef HAVE_GETPID
pid_t getpid (void);
#endif

179 180 181 182
#ifndef HAVE_FSYNC
int fsync (int fd);
#endif

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
183 184
/* dirent.h */
#ifndef HAVE_DIRFD
185 186 187
#ifdef __APPLE__
#undef dirfd
#endif
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
188 189 190
int dirfd (DIR *);
#endif

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
191 192 193 194
#ifdef __cplusplus
} /* extern "C" */
#endif

195
/* stdlib.h */
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
196 197 198 199 200 201 202 203
#ifndef HAVE_GETENV
static inline char *getenv (const char *name)
{
    (void)name;
    return NULL;
}
#endif

204 205 206 207 208
#ifndef HAVE_SETENV
int setenv (const char *, const char *, int);
int unsetenv (const char *);
#endif

209
/* locale.h */
210
#ifndef HAVE_USELOCALE
211 212
#define LC_NUMERIC_MASK  0
#define LC_MESSAGES_MASK 0
213
typedef void *locale_t;
214 215
static inline locale_t uselocale(locale_t loc)
{
216
    (void)loc;
217 218 219 220
    return NULL;
}
static inline void freelocale(locale_t loc)
{
221
    (void)loc;
222
}
223
static inline locale_t newlocale(int mask, const char * locale, locale_t base)
224
{
225
    (void)mask; (void)locale; (void)base;
226 227
    return NULL;
}
228 229
#endif

230 231 232 233 234 235 236
/* Alignment of critical static data structures */
#ifdef ATTRIBUTE_ALIGNED_MAX
#   define ATTR_ALIGN(align) __attribute__ ((__aligned__ ((ATTRIBUTE_ALIGNED_MAX < align) ? ATTRIBUTE_ALIGNED_MAX : align)))
#else
#   define ATTR_ALIGN(align)
#endif

237
/* libintl support */
238 239
#define _(str)            vlc_gettext (str)
#define N_(str)           gettext_noop (str)
240 241
#define gettext_noop(str) (str)

242 243 244 245
#ifndef HAVE_SWAB
void swab (const void *, void *, ssize_t);
#endif

246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273
/* Socket stuff */
#ifndef HAVE_INET_PTON
# define inet_pton vlc_inet_pton
#endif

#ifndef HAVE_INET_NTOP
# define inet_ntop vlc_inet_ntop
#endif

#ifndef HAVE_POLL
enum
{
    POLLIN=1,
    POLLOUT=2,
    POLLPRI=4,
    POLLERR=8,  // unsupported stub
    POLLHUP=16, // unsupported stub
    POLLNVAL=32 // unsupported stub
};

struct pollfd
{
    int fd;
    unsigned events;
    unsigned revents;
};

# define poll(a, b, c) vlc_poll(a, b, c)
274 275 276 277
#elif defined (HAVE_MAEMO)
# include <poll.h>
# define poll(a, b, c) vlc_poll(a, b, c)
int vlc_poll (struct pollfd *, unsigned, int);
278 279
#endif

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
280
#ifndef HAVE_IF_NAMEINDEX
281
#include <errno.h>
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
282 283 284 285 286
struct if_nameindex
{
    unsigned if_index;
    char    *if_name;
};
287 288 289
# ifndef HAVE_IF_NAMETOINDEX
#  define if_nametoindex(name)   atoi(name)
# endif
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
290 291 292 293
# define if_nameindex()         (errno = ENOBUFS, NULL)
# define if_freenameindex(list) (void)0
#endif

294
/* search.h */
295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316
#ifndef HAVE_SEARCH_H
typedef struct entry {
    char *key;
    void *data;
} ENTRY;

typedef enum {
    FIND, ENTER
} ACTION;

typedef enum {
    preorder,
    postorder,
    endorder,
    leaf
} VISIT;

void *tsearch( const void *key, void **rootp, int(*cmp)(const void *, const void *) );
void *tfind( const void *key, const void **rootp, int(*cmp)(const void *, const void *) );
void *tdelete( const void *key, void **rootp, int(*cmp)(const void *, const void *) );
void twalk( const void *root, void(*action)(const void *nodep, VISIT which, int depth) );
void tdestroy( void *root, void (*free_node)(void *nodep) );
Rémi Duraffort's avatar
Rémi Duraffort committed
317 318
#else // HAVE_SEARCH_H
# ifndef HAVE_TDESTROY
319
#  define tdestroy vlc_tdestroy
320
# endif
321 322
#endif

Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
323 324
/* Random numbers */
#ifndef HAVE_NRAND48
325 326
double erand48 (unsigned short subi[3]);
long jrand48 (unsigned short subi[3]);
Rémi Denis-Courmont's avatar
Rémi Denis-Courmont committed
327 328 329
long nrand48 (unsigned short subi[3]);
#endif

330 331 332 333 334 335 336 337 338 339 340 341
#ifdef __ANDROID__
# undef __linux__
# ifndef __cplusplus
#  define __cplusplus 0
# endif
# include <pthread.h>
# if __cplusplus == 0
#  undef __cplusplus
# endif
char *tempnam(const char *, const char *);
#endif // ANDROID

Rémi Duraffort's avatar
Rémi Duraffort committed
342 343 344 345
#ifdef __OS2__
# undef HAVE_FORK   /* Implementation of fork() is imperfect on OS/2 */
#endif

346
#endif /* !LIBVLC_FIXUPS_H */