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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 #ifdef __WINE_BASETSD_H
29 # error You must include port.h before all other headers
32 #define _FILE_OFFSET_BITS 64
33 #define _GNU_SOURCE /* for pread/pwrite */
36 #include <sys/types.h>
53 /****************************************************************
57 #if !defined(_MSC_VER) && !defined(__int64)
58 # if defined(__x86_64__) || defined(_WIN64)
61 # define __int64 long long
75 typedef unsigned int size_t;
80 #ifndef HAVE_FSBLKCNT_T
81 typedef unsigned long fsblkcnt_t
;
83 #ifndef HAVE_FSFILCNT_T
84 typedef unsigned long fsfilcnt_t
;
87 #ifndef HAVE_STRUCT_STATVFS_F_BLOCKS
90 unsigned long f_bsize
;
91 unsigned long f_frsize
;
100 unsigned long f_namemax
;
102 #endif /* HAVE_STRUCT_STATVFS_F_BLOCKS */
105 /****************************************************************
112 #define RTLD_LAZY 0x001
113 #define RTLD_NOW 0x002
114 #define RTLD_GLOBAL 0x100
117 #if !defined(HAVE_FTRUNCATE) && defined(HAVE_CHSIZE)
118 #define ftruncate chsize
121 #if !defined(HAVE_POPEN) && defined(HAVE__POPEN)
125 #if !defined(HAVE_PCLOSE) && defined(HAVE__PCLOSE)
126 #define pclose _pclose
129 #if !defined(HAVE_STRDUP) && defined(HAVE__STRDUP)
130 #define strdup _strdup
133 #if !defined(HAVE_SNPRINTF) && defined(HAVE__SNPRINTF)
134 #define snprintf _snprintf
137 #if !defined(HAVE_VSNPRINTF) && defined(HAVE__VSNPRINTF)
138 #define vsnprintf _vsnprintf
142 # define S_ISLNK(mod) (0)
146 # define S_ISSOCK(mod) (0)
150 # define S_ISDIR(mod) (((mod) & _S_IFMT) == _S_IFDIR)
154 # define S_ISCHR(mod) (((mod) & _S_IFMT) == _S_IFCHR)
158 # define S_ISFIFO(mod) (((mod) & _S_IFMT) == _S_IFIFO)
162 # define S_ISREG(mod) (((mod) & _S_IFMT) == _S_IFREG)
169 /* So we open files in 64 bit access mode on Linux */
171 # define O_LARGEFILE 0
175 # define O_NONBLOCK 0
182 #if !defined(S_IXUSR) && defined(S_IEXEC)
183 # define S_IXUSR S_IEXEC
185 #if !defined(S_IXGRP) && defined(S_IEXEC)
186 # define S_IXGRP S_IEXEC
188 #if !defined(S_IXOTH) && defined(S_IEXEC)
189 # define S_IXOTH S_IEXEC
193 /****************************************************************
198 #define M_PI 3.14159265358979323846
202 #define M_PI_2 1.570796326794896619
206 /* Macros to define assembler functions somewhat portably */
208 #if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(__APPLE__)
209 # define __ASM_GLOBAL_FUNC(name,code) \
210 __asm__( ".text\n\t" \
212 ".globl " __ASM_NAME(#name) "\n\t" \
213 __ASM_FUNC(#name) "\n" \
214 __ASM_NAME(#name) ":\n\t" \
217 #else /* defined(__GNUC__) && !defined(__MINGW32__) && !defined(__APPLE__) */
218 # define __ASM_GLOBAL_FUNC(name,code) \
219 void __asm_dummy_##name(void) { \
220 asm( ".align 4\n\t" \
221 ".globl " __ASM_NAME(#name) "\n\t" \
222 __ASM_FUNC(#name) "\n" \
223 __ASM_NAME(#name) ":\n\t" \
226 #endif /* __GNUC__ */
229 /* Register functions */
232 #define DEFINE_REGS_ENTRYPOINT( name, args, pop_args ) \
233 __ASM_GLOBAL_FUNC( name, \
235 "call " __ASM_NAME("__wine_call_from_32_regs") "\n\t" \
236 ".long " __ASM_NAME("__regs_") #name "-.\n\t" \
237 ".byte " #args "," #pop_args )
238 /* FIXME: add support for other CPUs */
239 #endif /* __i386__ */
242 /****************************************************************
243 * Function definitions (only when using libwine_port)
246 #ifndef NO_LIBWINE_PORT
248 #ifndef HAVE_FSTATVFS
249 int fstatvfs( int fd
, struct statvfs
*buf
);
252 #ifndef HAVE_GETOPT_LONG
259 #ifndef HAVE_STRUCT_OPTION_NAME
269 extern int getopt_long (int ___argc
, char *const *___argv
,
270 const char *__shortopts
,
271 const struct option
*__longopts
, int *__longind
);
272 extern int getopt_long_only (int ___argc
, char *const *___argv
,
273 const char *__shortopts
,
274 const struct option
*__longopts
, int *__longind
);
275 #endif /* HAVE_GETOPT_LONG */
283 int futimes(int fd
, const struct timeval
*tv
);
286 #ifndef HAVE_GETPAGESIZE
287 size_t getpagesize(void);
288 #endif /* HAVE_GETPAGESIZE */
292 #endif /* HAVE_GETTID */
295 int lstat(const char *file_name
, struct stat
*buf
);
296 #endif /* HAVE_LSTAT */
299 void *memmove(void *dest
, const void *src
, size_t len
);
300 #endif /* !defined(HAVE_MEMMOVE) */
303 ssize_t
pread( int fd
, void *buf
, size_t count
, off_t offset
);
304 #endif /* HAVE_PREAD */
307 ssize_t
pwrite( int fd
, const void *buf
, size_t count
, off_t offset
);
308 #endif /* HAVE_PWRITE */
310 #ifndef HAVE_READLINK
311 int readlink( const char *path
, char *buf
, size_t size
);
312 #endif /* HAVE_READLINK */
314 #ifndef HAVE_SIGSETJMP
316 typedef jmp_buf sigjmp_buf
;
317 int sigsetjmp( sigjmp_buf buf
, int savesigs
);
318 void siglongjmp( sigjmp_buf buf
, int val
);
319 #endif /* HAVE_SIGSETJMP */
322 int statvfs( const char *path
, struct statvfs
*buf
);
325 #ifndef HAVE_STRNCASECMP
326 # ifndef HAVE__STRNICMP
327 int strncasecmp(const char *str1
, const char *str2
, size_t n
);
329 # define strncasecmp _strnicmp
331 #endif /* !defined(HAVE_STRNCASECMP) */
333 #ifndef HAVE_STRERROR
334 const char *strerror(int err
);
335 #endif /* !defined(HAVE_STRERROR) */
337 #ifndef HAVE_STRCASECMP
338 # ifndef HAVE__STRICMP
339 int strcasecmp(const char *str1
, const char *str2
);
341 # define strcasecmp _stricmp
343 #endif /* !defined(HAVE_STRCASECMP) */
346 int usleep (unsigned int useconds
);
347 #endif /* !defined(HAVE_USLEEP) */
350 static inline void *memcpy_unaligned( void *dst
, const void *src
, size_t size
)
352 return memcpy( dst
, src
, size
);
355 extern void *memcpy_unaligned( void *dst
, const void *src
, size_t size
);
356 #endif /* __i386__ */
358 extern int mkstemps(char *template, int suffix_len
);
360 /* Process creation flags */
364 # define _P_OVERLAY 2
365 # define _P_NOWAITO 3
369 extern int spawnvp(int mode
, const char *cmdname
, const char * const argv
[]);
372 /* Interlocked functions */
374 #if defined(__i386__) && defined(__GNUC__)
376 extern inline int interlocked_cmpxchg( int *dest
, int xchg
, int compare
);
377 extern inline void *interlocked_cmpxchg_ptr( void **dest
, void *xchg
, void *compare
);
378 extern __int64
interlocked_cmpxchg64( __int64
*dest
, __int64 xchg
, __int64 compare
);
379 extern inline int interlocked_xchg( int *dest
, int val
);
380 extern inline void *interlocked_xchg_ptr( void **dest
, void *val
);
381 extern inline int interlocked_xchg_add( int *dest
, int incr
);
383 extern inline int interlocked_cmpxchg( int *dest
, int xchg
, int compare
)
386 __asm__
__volatile__( "lock; cmpxchgl %2,(%1)"
387 : "=a" (ret
) : "r" (dest
), "r" (xchg
), "0" (compare
) : "memory" );
391 extern inline void *interlocked_cmpxchg_ptr( void **dest
, void *xchg
, void *compare
)
394 __asm__
__volatile__( "lock; cmpxchgl %2,(%1)"
395 : "=a" (ret
) : "r" (dest
), "r" (xchg
), "0" (compare
) : "memory" );
399 extern inline int interlocked_xchg( int *dest
, int val
)
402 __asm__
__volatile__( "lock; xchgl %0,(%1)"
403 : "=r" (ret
) : "r" (dest
), "0" (val
) : "memory" );
407 extern inline void *interlocked_xchg_ptr( void **dest
, void *val
)
410 __asm__
__volatile__( "lock; xchgl %0,(%1)"
411 : "=r" (ret
) : "r" (dest
), "0" (val
) : "memory" );
415 extern inline int interlocked_xchg_add( int *dest
, int incr
)
418 __asm__
__volatile__( "lock; xaddl %0,(%1)"
419 : "=r" (ret
) : "r" (dest
), "0" (incr
) : "memory" );
423 #else /* __i386___ && __GNUC__ */
425 extern int interlocked_cmpxchg( int *dest
, int xchg
, int compare
);
426 extern void *interlocked_cmpxchg_ptr( void **dest
, void *xchg
, void *compare
);
427 extern __int64
interlocked_cmpxchg64( __int64
*dest
, __int64 xchg
, __int64 compare
);
428 extern int interlocked_xchg( int *dest
, int val
);
429 extern void *interlocked_xchg_ptr( void **dest
, void *val
);
430 extern int interlocked_xchg_add( int *dest
, int incr
);
432 #endif /* __i386___ && __GNUC__ */
434 #else /* NO_LIBWINE_PORT */
436 #define __WINE_NOT_PORTABLE(func) func##_is_not_portable func##_is_not_portable
438 #define ffs __WINE_NOT_PORTABLE(ffs)
439 #define fstatvfs __WINE_NOT_PORTABLE(fstatvfs)
440 #define futimes __WINE_NOT_PORTABLE(futimes)
441 #define getopt_long __WINE_NOT_PORTABLE(getopt_long)
442 #define getopt_long_only __WINE_NOT_PORTABLE(getopt_long_only)
443 #define getpagesize __WINE_NOT_PORTABLE(getpagesize)
444 #define interlocked_cmpxchg __WINE_NOT_PORTABLE(interlocked_cmpxchg)
445 #define interlocked_cmpxchg_ptr __WINE_NOT_PORTABLE(interlocked_cmpxchg_ptr)
446 #define interlocked_xchg __WINE_NOT_PORTABLE(interlocked_xchg)
447 #define interlocked_xchg_ptr __WINE_NOT_PORTABLE(interlocked_xchg_ptr)
448 #define interlocked_xchg_add __WINE_NOT_PORTABLE(interlocked_xchg_add)
449 #define lstat __WINE_NOT_PORTABLE(lstat)
450 #define memcpy_unaligned __WINE_NOT_PORTABLE(memcpy_unaligned)
452 #define memmove __WINE_NOT_PORTABLE(memmove)
453 #define pread __WINE_NOT_PORTABLE(pread)
454 #define pwrite __WINE_NOT_PORTABLE(pwrite)
455 #define spawnvp __WINE_NOT_PORTABLE(spawnvp)
456 #define statvfs __WINE_NOT_PORTABLE(statvfs)
457 #define strcasecmp __WINE_NOT_PORTABLE(strcasecmp)
458 #define strerror __WINE_NOT_PORTABLE(strerror)
459 #define strncasecmp __WINE_NOT_PORTABLE(strncasecmp)
460 #define usleep __WINE_NOT_PORTABLE(usleep)
462 #endif /* NO_LIBWINE_PORT */
464 #endif /* !defined(__WINE_WINE_PORT_H) */