2 * Wine porting definitions
4 * Copyright 1996 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library 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 GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef __WINE_WINE_PORT_H
22 #define __WINE_WINE_PORT_H
24 #ifndef __WINE_CONFIG_H
25 # error You must include config.h to use this header
28 #define _GNU_SOURCE /* for pread/pwrite */
31 #include <sys/types.h>
48 /****************************************************************
62 typedef unsigned int size_t;
67 #ifndef HAVE_FSBLKCNT_T
68 typedef unsigned long fsblkcnt_t
;
70 #ifndef HAVE_FSFILCNT_T
71 typedef unsigned long fsfilcnt_t
;
74 #ifndef HAVE_STRUCT_STATVFS_F_BLOCKS
77 unsigned long f_bsize
;
78 unsigned long f_frsize
;
87 unsigned long f_namemax
;
89 #endif /* HAVE_STRUCT_STATVFS_F_BLOCKS */
92 /****************************************************************
99 #define RTLD_LAZY 0x001
100 #define RTLD_NOW 0x002
101 #define RTLD_GLOBAL 0x100
104 #if !defined(HAVE_FTRUNCATE) && defined(HAVE_CHSIZE)
105 #define ftruncate chsize
108 #if !defined(HAVE_POPEN) && defined(HAVE__POPEN)
112 #if !defined(HAVE_PCLOSE) && defined(HAVE__PCLOSE)
113 #define pclose _pclose
116 #if !defined(HAVE_SNPRINTF) && defined(HAVE__SNPRINTF)
117 #define snprintf _snprintf
120 #if !defined(HAVE_VSNPRINTF) && defined(HAVE__VSNPRINTF)
121 #define vsnprintf _vsnprintf
125 # define S_ISLNK(mod) (0)
129 # define S_ISSOCK(mod) (0)
133 # define S_ISDIR(mod) (((mod) & _S_IFMT) == _S_IFDIR)
137 # define S_ISCHR(mod) (((mod) & _S_IFMT) == _S_IFCHR)
141 # define S_ISFIFO(mod) (((mod) & _S_IFMT) == _S_IFIFO)
145 # define S_ISREG(mod) (((mod) & _S_IFMT) == _S_IFREG)
152 /* So we open files in 64 bit access mode on Linux */
154 # define O_LARGEFILE 0
158 # define O_NONBLOCK 0
165 #if !defined(S_IXUSR) && defined(S_IEXEC)
166 # define S_IXUSR S_IEXEC
168 #if !defined(S_IXGRP) && defined(S_IEXEC)
169 # define S_IXGRP S_IEXEC
171 #if !defined(S_IXOTH) && defined(S_IEXEC)
172 # define S_IXOTH S_IEXEC
176 /****************************************************************
181 #define M_PI 3.14159265358979323846
185 #define M_PI_2 1.570796326794896619
189 /* Macros to define assembler functions somewhat portably */
191 #if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__APPLE__)
192 # define __ASM_GLOBAL_FUNC(name,code) \
193 __asm__( ".text\n\t" \
195 ".globl " __ASM_NAME(#name) "\n\t" \
196 __ASM_FUNC(#name) "\n" \
197 __ASM_NAME(#name) ":\n\t" \
200 #else /* defined(__GNUC__) && !defined(__MINGW32__) && !defined(__APPLE__) */
201 # define __ASM_GLOBAL_FUNC(name,code) \
202 void __asm_dummy_##name(void) { \
203 asm( ".align 4\n\t" \
204 ".globl " __ASM_NAME(#name) "\n\t" \
205 __ASM_FUNC(#name) "\n" \
206 __ASM_NAME(#name) ":\n\t" \
209 #endif /* __GNUC__ */
212 /* Constructor functions */
215 # define DECL_GLOBAL_CONSTRUCTOR(func) \
216 static void func(void) __attribute__((constructor)); \
217 static void func(void)
218 #elif defined(__i386__)
219 # define DECL_GLOBAL_CONSTRUCTOR(func) \
220 static void __dummy_init_##func(void) { \
221 asm(".section .init,\"ax\"\n\t" \
222 "call " #func "\n\t" \
224 static void func(void)
225 #elif defined(__sparc__)
226 # define DECL_GLOBAL_CONSTRUCTOR(func) \
227 static void __dummy_init_##func(void) { \
228 asm("\t.section \".init\",#alloc,#execinstr\n" \
229 "\tcall " #func "\n" \
231 "\t.section \".text\",#alloc,#execinstr\n" ); } \
232 static void func(void)
234 # error You must define the DECL_GLOBAL_CONSTRUCTOR macro for your platform
238 /* Register functions */
241 #define DEFINE_REGS_ENTRYPOINT( name, fn, args, pop_args ) \
242 __ASM_GLOBAL_FUNC( name, \
243 "call " __ASM_NAME("__wine_call_from_32_regs") "\n\t" \
244 ".long " __ASM_NAME(#fn) "\n\t" \
245 ".byte " #args "," #pop_args )
246 /* FIXME: add support for other CPUs */
247 #endif /* __i386__ */
250 /****************************************************************
251 * Function definitions (only when using libwine_port)
254 #ifndef NO_LIBWINE_PORT
256 #ifndef HAVE_FSTATVFS
257 int fstatvfs( int fd
, struct statvfs
*buf
);
260 #ifndef HAVE_GETOPT_LONG
267 #ifndef HAVE_STRUCT_OPTION_NAME
277 extern int getopt_long (int ___argc
, char *const *___argv
,
278 const char *__shortopts
,
279 const struct option
*__longopts
, int *__longind
);
280 extern int getopt_long_only (int ___argc
, char *const *___argv
,
281 const char *__shortopts
,
282 const struct option
*__longopts
, int *__longind
);
283 #endif /* HAVE_GETOPT_LONG */
285 #ifndef HAVE_GETPAGESIZE
286 size_t getpagesize(void);
287 #endif /* HAVE_GETPAGESIZE */
291 #endif /* HAVE_GETTID */
294 int lstat(const char *file_name
, struct stat
*buf
);
295 #endif /* HAVE_LSTAT */
298 void *memmove(void *dest
, const void *src
, size_t len
);
299 #endif /* !defined(HAVE_MEMMOVE) */
302 ssize_t
pread( int fd
, void *buf
, size_t count
, off_t offset
);
303 #endif /* HAVE_PREAD */
306 ssize_t
pwrite( int fd
, const void *buf
, size_t count
, off_t offset
);
307 #endif /* HAVE_PWRITE */
309 #ifndef HAVE_READLINK
310 int readlink( const char *path
, char *buf
, size_t size
);
311 #endif /* HAVE_READLINK */
313 #ifndef HAVE_SIGSETJMP
315 typedef jmp_buf sigjmp_buf
;
316 int sigsetjmp( sigjmp_buf buf
, int savesigs
);
317 void siglongjmp( sigjmp_buf buf
, int val
);
318 #endif /* HAVE_SIGSETJMP */
321 int statvfs( const char *path
, struct statvfs
*buf
);
324 #ifndef HAVE_STRNCASECMP
325 # ifndef HAVE__STRNICMP
326 int strncasecmp(const char *str1
, const char *str2
, size_t n
);
328 # define strncasecmp _strnicmp
330 #endif /* !defined(HAVE_STRNCASECMP) */
332 #ifndef HAVE_STRERROR
333 const char *strerror(int err
);
334 #endif /* !defined(HAVE_STRERROR) */
336 #ifndef HAVE_STRCASECMP
337 # ifndef HAVE__STRICMP
338 int strcasecmp(const char *str1
, const char *str2
);
340 # define strcasecmp _stricmp
342 #endif /* !defined(HAVE_STRCASECMP) */
345 int usleep (unsigned int useconds
);
346 #endif /* !defined(HAVE_USLEEP) */
349 static inline void *memcpy_unaligned( void *dst
, const void *src
, size_t size
)
351 return memcpy( dst
, src
, size
);
354 extern void *memcpy_unaligned( void *dst
, const void *src
, size_t size
);
355 #endif /* __i386__ */
357 extern int mkstemps(char *template, int suffix_len
);
359 /* Process creation flags */
363 # define _P_OVERLAY 2
364 # define _P_NOWAITO 3
368 extern int spawnvp(int mode
, const char *cmdname
, const char * const argv
[]);
371 /* Interlocked functions */
373 #if defined(__i386__) && defined(__GNUC__)
375 extern inline long interlocked_cmpxchg( long *dest
, long xchg
, long compare
)
378 __asm__
__volatile__( "lock; cmpxchgl %2,(%1)"
379 : "=a" (ret
) : "r" (dest
), "r" (xchg
), "0" (compare
) : "memory" );
383 extern inline void *interlocked_cmpxchg_ptr( void **dest
, void *xchg
, void *compare
)
386 __asm__
__volatile__( "lock; cmpxchgl %2,(%1)"
387 : "=a" (ret
) : "r" (dest
), "r" (xchg
), "0" (compare
) : "memory" );
391 extern inline long interlocked_xchg( long *dest
, long val
)
394 __asm__
__volatile__( "lock; xchgl %0,(%1)"
395 : "=r" (ret
) : "r" (dest
), "0" (val
) : "memory" );
399 extern inline void *interlocked_xchg_ptr( void **dest
, void *val
)
402 __asm__
__volatile__( "lock; xchgl %0,(%1)"
403 : "=r" (ret
) : "r" (dest
), "0" (val
) : "memory" );
407 extern inline long interlocked_xchg_add( long *dest
, long incr
)
410 __asm__
__volatile__( "lock; xaddl %0,(%1)"
411 : "=r" (ret
) : "r" (dest
), "0" (incr
) : "memory" );
415 #else /* __i386___ && __GNUC__ */
417 extern long interlocked_cmpxchg( long *dest
, long xchg
, long compare
);
418 extern void *interlocked_cmpxchg_ptr( void **dest
, void *xchg
, void *compare
);
419 extern long interlocked_xchg( long *dest
, long val
);
420 extern void *interlocked_xchg_ptr( void **dest
, void *val
);
421 extern long interlocked_xchg_add( long *dest
, long incr
);
423 #endif /* __i386___ && __GNUC__ */
425 #else /* NO_LIBWINE_PORT */
427 #define __WINE_NOT_PORTABLE(func) func##_is_not_portable func##_is_not_portable
429 #define fstatvfs __WINE_NOT_PORTABLE(fstatvfs)
430 #define getopt_long __WINE_NOT_PORTABLE(getopt_long)
431 #define getopt_long_only __WINE_NOT_PORTABLE(getopt_long_only)
432 #define getpagesize __WINE_NOT_PORTABLE(getpagesize)
433 #define interlocked_cmpxchg __WINE_NOT_PORTABLE(interlocked_cmpxchg)
434 #define interlocked_cmpxchg_ptr __WINE_NOT_PORTABLE(interlocked_cmpxchg_ptr)
435 #define interlocked_xchg __WINE_NOT_PORTABLE(interlocked_xchg)
436 #define interlocked_xchg_ptr __WINE_NOT_PORTABLE(interlocked_xchg_ptr)
437 #define interlocked_xchg_add __WINE_NOT_PORTABLE(interlocked_xchg_add)
438 #define lstat __WINE_NOT_PORTABLE(lstat)
439 #define memcpy_unaligned __WINE_NOT_PORTABLE(memcpy_unaligned)
440 #define memmove __WINE_NOT_PORTABLE(memmove)
441 #define pread __WINE_NOT_PORTABLE(pread)
442 #define pwrite __WINE_NOT_PORTABLE(pwrite)
443 #define spawnvp __WINE_NOT_PORTABLE(spawnvp)
444 #define statvfs __WINE_NOT_PORTABLE(statvfs)
445 #define strcasecmp __WINE_NOT_PORTABLE(strcasecmp)
446 #define strerror __WINE_NOT_PORTABLE(strerror)
447 #define strncasecmp __WINE_NOT_PORTABLE(strncasecmp)
448 #define usleep __WINE_NOT_PORTABLE(usleep)
450 #endif /* NO_LIBWINE_PORT */
452 #endif /* !defined(__WINE_WINE_PORT_H) */