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(__CYGWIN__) && !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 */
291 int futimes(int fd, const struct timeval tv[2]);
294 #ifndef HAVE_GETPAGESIZE
295 size_t getpagesize(void);
296 #endif /* HAVE_GETPAGESIZE */
300 #endif /* HAVE_GETTID */
303 int lstat(const char *file_name, struct stat *buf);
304 #endif /* HAVE_LSTAT */
307 void *memmove(void *dest, const void *src, size_t len);
308 #endif /* !defined(HAVE_MEMMOVE) */
311 ssize_t pread( int fd, void *buf, size_t count, off_t offset );
312 #endif /* HAVE_PREAD */
315 ssize_t pwrite( int fd, const void *buf, size_t count, off_t offset );
316 #endif /* HAVE_PWRITE */
318 #ifndef HAVE_READLINK
319 int readlink( const char *path, char *buf, size_t size );
320 #endif /* HAVE_READLINK */
322 #ifndef HAVE_SIGSETJMP
324 typedef jmp_buf sigjmp_buf;
325 int sigsetjmp( sigjmp_buf buf, int savesigs );
326 void siglongjmp( sigjmp_buf buf, int val );
327 #endif /* HAVE_SIGSETJMP */
330 int statvfs( const char *path, struct statvfs *buf );
333 #ifndef HAVE_STRNCASECMP
334 # ifndef HAVE__STRNICMP
335 int strncasecmp(const char *str1, const char *str2, size_t n);
337 # define strncasecmp _strnicmp
339 #endif /* !defined(HAVE_STRNCASECMP) */
341 #ifndef HAVE_STRERROR
342 const char *strerror(int err);
343 #endif /* !defined(HAVE_STRERROR) */
345 #ifndef HAVE_STRCASECMP
346 # ifndef HAVE__STRICMP
347 int strcasecmp(const char *str1, const char *str2);
349 # define strcasecmp _stricmp
351 #endif /* !defined(HAVE_STRCASECMP) */
354 int usleep (unsigned int useconds);
355 #endif /* !defined(HAVE_USLEEP) */
358 static inline void *memcpy_unaligned( void *dst, const void *src, size_t size )
360 return memcpy( dst, src, size );
363 extern void *memcpy_unaligned( void *dst, const void *src, size_t size );
364 #endif /* __i386__ */
366 extern int mkstemps(char *template, int suffix_len);
368 /* Process creation flags */
372 # define _P_OVERLAY 2
373 # define _P_NOWAITO 3
377 extern int spawnvp(int mode, const char *cmdname, const char * const argv[]);
380 /* Interlocked functions */
382 #if defined(__i386__) && defined(__GNUC__)
384 extern inline long interlocked_cmpxchg( long *dest, long xchg, long compare );
385 extern inline void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare );
386 extern inline long interlocked_xchg( long *dest, long val );
387 extern inline void *interlocked_xchg_ptr( void **dest, void *val );
388 extern inline long interlocked_xchg_add( long *dest, long incr );
390 extern inline long interlocked_cmpxchg( long *dest, long xchg, long compare )
393 __asm__ __volatile__( "lock; cmpxchgl %2,(%1)"
394 : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" );
398 extern inline void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare )
401 __asm__ __volatile__( "lock; cmpxchgl %2,(%1)"
402 : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" );
406 extern inline long interlocked_xchg( long *dest, long val )
409 __asm__ __volatile__( "lock; xchgl %0,(%1)"
410 : "=r" (ret) : "r" (dest), "0" (val) : "memory" );
414 extern inline void *interlocked_xchg_ptr( void **dest, void *val )
417 __asm__ __volatile__( "lock; xchgl %0,(%1)"
418 : "=r" (ret) : "r" (dest), "0" (val) : "memory" );
422 extern inline long interlocked_xchg_add( long *dest, long incr )
425 __asm__ __volatile__( "lock; xaddl %0,(%1)"
426 : "=r" (ret) : "r" (dest), "0" (incr) : "memory" );
430 #else /* __i386___ && __GNUC__ */
432 extern long interlocked_cmpxchg( long *dest, long xchg, long compare );
433 extern void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare );
434 extern long interlocked_xchg( long *dest, long val );
435 extern void *interlocked_xchg_ptr( void **dest, void *val );
436 extern long interlocked_xchg_add( long *dest, long incr );
438 #endif /* __i386___ && __GNUC__ */
440 #else /* NO_LIBWINE_PORT */
442 #define __WINE_NOT_PORTABLE(func) func##_is_not_portable func##_is_not_portable
444 #define ffs __WINE_NOT_PORTABLE(ffs)
445 #define fstatvfs __WINE_NOT_PORTABLE(fstatvfs)
446 #define futimes __WINE_NOT_PORTABLE(futimes)
447 #define getopt_long __WINE_NOT_PORTABLE(getopt_long)
448 #define getopt_long_only __WINE_NOT_PORTABLE(getopt_long_only)
449 #define getpagesize __WINE_NOT_PORTABLE(getpagesize)
450 #define interlocked_cmpxchg __WINE_NOT_PORTABLE(interlocked_cmpxchg)
451 #define interlocked_cmpxchg_ptr __WINE_NOT_PORTABLE(interlocked_cmpxchg_ptr)
452 #define interlocked_xchg __WINE_NOT_PORTABLE(interlocked_xchg)
453 #define interlocked_xchg_ptr __WINE_NOT_PORTABLE(interlocked_xchg_ptr)
454 #define interlocked_xchg_add __WINE_NOT_PORTABLE(interlocked_xchg_add)
455 #define lstat __WINE_NOT_PORTABLE(lstat)
456 #define memcpy_unaligned __WINE_NOT_PORTABLE(memcpy_unaligned)
457 #define memmove __WINE_NOT_PORTABLE(memmove)
458 #define pread __WINE_NOT_PORTABLE(pread)
459 #define pwrite __WINE_NOT_PORTABLE(pwrite)
460 #define spawnvp __WINE_NOT_PORTABLE(spawnvp)
461 #define statvfs __WINE_NOT_PORTABLE(statvfs)
462 #define strcasecmp __WINE_NOT_PORTABLE(strcasecmp)
463 #define strerror __WINE_NOT_PORTABLE(strerror)
464 #define strncasecmp __WINE_NOT_PORTABLE(strncasecmp)
465 #define usleep __WINE_NOT_PORTABLE(usleep)
467 #endif /* NO_LIBWINE_PORT */
469 #endif /* !defined(__WINE_WINE_PORT_H) */