reactos/apps/utils/winetest/port.h

   1 /*
   2  * Wine porting definitions
   3  *
   4  * Copyright 1996 Alexandre Julliard
   5  *
   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.
  10  *
  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.
  15  *
  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
  19  */
  20
  21 #ifndef __WINE_WINE_PORT_H
  22 #define __WINE_WINE_PORT_H
  23
  24 #ifndef __WINE_CONFIG_H
  25 # error You must include config.h to use this header
  26 #endif
  27
  28 #define _GNU_SOURCE  /* for pread/pwrite */
  29 #include <fcntl.h>
  30 #include <math.h>
  31 #include <sys/types.h>
  32 #include <sys/stat.h>
  33 #ifdef HAVE_DIRECT_H
  34 # include <direct.h>
  35 #endif
  36 #ifdef HAVE_IO_H
  37 # include <io.h>
  38 #endif
  39 #ifdef HAVE_PROCESS_H
  40 # include <process.h>
  41 #endif
  42 #include <string.h>
  43 #ifdef HAVE_UNISTD_H
  44 # include <unistd.h>
  45 #endif
  46
  47
  48 /****************************************************************
  49  * Type definitions
  50  */
  51
  52 #ifndef HAVE_MODE_T
  53 typedef int mode_t;
  54 #endif
  55 #ifndef HAVE_OFF_T
  56 typedef long off_t;
  57 #endif
  58 #ifndef HAVE_PID_T
  59 typedef int pid_t;
  60 #endif
  61 #ifndef HAVE_SIZE_T
  62 typedef unsigned int size_t;
  63 #endif
  64 #ifndef HAVE_SSIZE_T
  65 typedef int ssize_t;
  66 #endif
  67 #ifndef HAVE_FSBLKCNT_T
  68 typedef unsigned long fsblkcnt_t;
  69 #endif
  70 #ifndef HAVE_FSFILCNT_T
  71 typedef unsigned long fsfilcnt_t;
  72 #endif
  73
  74 #ifndef HAVE_STRUCT_STATVFS_F_BLOCKS
  75 struct statvfs
  76 {
  77     unsigned long f_bsize;
  78     unsigned long f_frsize;
  79     fsblkcnt_t    f_blocks;
  80     fsblkcnt_t    f_bfree;
  81     fsblkcnt_t    f_bavail;
  82     fsfilcnt_t    f_files;
  83     fsfilcnt_t    f_ffree;
  84     fsfilcnt_t    f_favail;
  85     unsigned long f_fsid;
  86     unsigned long f_flag;
  87     unsigned long f_namemax;
  88 };
  89 #endif /* HAVE_STRUCT_STATVFS_F_BLOCKS */
  90
  91
  92 /****************************************************************
  93  * Macro definitions
  94  */
  95
  96 #ifdef HAVE_DLFCN_H
  97 #include <dlfcn.h>
  98 #else
  99 #define RTLD_LAZY    0x001
 100 #define RTLD_NOW     0x002
 101 #define RTLD_GLOBAL  0x100
 102 #endif
 103
 104 #if !defined(HAVE_FTRUNCATE) && defined(HAVE_CHSIZE)
 105 #define ftruncate chsize
 106 #endif
 107
 108 #if !defined(HAVE_POPEN) && defined(HAVE__POPEN)
 109 #define popen _popen
 110 #endif
 111
 112 #if !defined(HAVE_PCLOSE) && defined(HAVE__PCLOSE)
 113 #define pclose _pclose
 114 #endif
 115
 116 #if !defined(HAVE_SNPRINTF) && defined(HAVE__SNPRINTF)
 117 #define snprintf _snprintf
 118 #endif
 119
 120 #if !defined(HAVE_VSNPRINTF) && defined(HAVE__VSNPRINTF)
 121 #define vsnprintf _vsnprintf
 122 #endif
 123
 124 #ifndef S_ISLNK
 125 # define S_ISLNK(mod) (0)
 126 #endif
 127
 128 #ifndef S_ISSOCK
 129 # define S_ISSOCK(mod) (0)
 130 #endif
 131
 132 #ifndef S_ISDIR
 133 # define S_ISDIR(mod) (((mod) & _S_IFMT) == _S_IFDIR)
 134 #endif
 135
 136 #ifndef S_ISCHR
 137 # define S_ISCHR(mod) (((mod) & _S_IFMT) == _S_IFCHR)
 138 #endif
 139
 140 #ifndef S_ISFIFO
 141 # define S_ISFIFO(mod) (((mod) & _S_IFMT) == _S_IFIFO)
 142 #endif
 143
 144 #ifndef S_ISREG
 145 # define S_ISREG(mod) (((mod) & _S_IFMT) == _S_IFREG)
 146 #endif
 147
 148 #ifndef S_IWUSR
 149 # define S_IWUSR 0
 150 #endif
 151
 152 /* So we open files in 64 bit access mode on Linux */
 153 #ifndef O_LARGEFILE
 154 # define O_LARGEFILE 0
 155 #endif
 156
 157 #ifndef O_NONBLOCK
 158 # define O_NONBLOCK 0
 159 #endif
 160
 161 #ifndef O_BINARY
 162 # define O_BINARY 0
 163 #endif
 164
 165 #if !defined(S_IXUSR) && defined(S_IEXEC)
 166 # define S_IXUSR S_IEXEC
 167 #endif
 168 #if !defined(S_IXGRP) && defined(S_IEXEC)
 169 # define S_IXGRP S_IEXEC
 170 #endif
 171 #if !defined(S_IXOTH) && defined(S_IEXEC)
 172 # define S_IXOTH S_IEXEC
 173 #endif
 174
 175
 176 /****************************************************************
 177  * Constants
 178  */
 179
 180 #ifndef M_PI
 181 #define M_PI 3.14159265358979323846
 182 #endif
 183
 184 #ifndef M_PI_2
 185 #define M_PI_2 1.570796326794896619
 186 #endif
 187
 188
 189 /* Macros to define assembler functions somewhat portably */
 190
 191 #if defined(__GNUC__) && !defined(__MINGW32__) && !defined(__CYGWIN__) && !defined(__APPLE__)
 192 # define __ASM_GLOBAL_FUNC(name,code) \
 193       __asm__( ".text\n\t" \
 194                ".align 4\n\t" \
 195                ".globl " __ASM_NAME(#name) "\n\t" \
 196                __ASM_FUNC(#name) "\n" \
 197                __ASM_NAME(#name) ":\n\t" \
 198                code \
 199                "\n\t.previous" );
 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" \
 207                code ); \
 208       }
 209 #endif  /* __GNUC__ */
 210
 211
 212 /* Constructor functions */
 213
 214 #ifdef __GNUC__
 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" \
 223             ".previous"); } \
 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" \
 230             "\tnop\n" \
 231             "\t.section \".text\",#alloc,#execinstr\n" ); } \
 232     static void func(void)
 233 #else
 234 # error You must define the DECL_GLOBAL_CONSTRUCTOR macro for your platform
 235 #endif
 236
 237
 238 /* Register functions */
 239
 240 #ifdef __i386__
 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__ */
 248
 249
 250 /****************************************************************
 251  * Function definitions (only when using libwine_port)
 252  */
 253
 254 #ifndef NO_LIBWINE_PORT
 255
 256 #ifndef HAVE_FSTATVFS
 257 int fstatvfs( int fd, struct statvfs *buf );
 258 #endif
 259
 260 #ifndef HAVE_GETOPT_LONG
 261 extern char *optarg;
 262 extern int optind;
 263 extern int opterr;
 264 extern int optopt;
 265 struct option;
 266
 267 #ifndef HAVE_STRUCT_OPTION_NAME
 268 struct option
 269 {
 270     const char *name;
 271     int has_arg;
 272     int *flag;
 273     int val;
 274 };
 275 #endif
 276
 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 */
 284
 285 #ifndef HAVE_FFS
 286 int ffs( int x );
 287 #endif
 288
 289 #ifndef HAVE_FUTIMES
 290 struct timeval;
 291 int futimes(int fd, const struct timeval tv[2]);
 292 #endif
 293
 294 #ifndef HAVE_GETPAGESIZE
 295 size_t getpagesize(void);
 296 #endif  /* HAVE_GETPAGESIZE */
 297
 298 #ifndef HAVE_GETTID
 299 pid_t gettid(void);
 300 #endif /* HAVE_GETTID */
 301
 302 #ifndef HAVE_LSTAT
 303 int lstat(const char *file_name, struct stat *buf);
 304 #endif /* HAVE_LSTAT */
 305
 306 #ifndef HAVE_MEMMOVE
 307 void *memmove(void *dest, const void *src, size_t len);
 308 #endif /* !defined(HAVE_MEMMOVE) */
 309
 310 #ifndef HAVE_PREAD
 311 ssize_t pread( int fd, void *buf, size_t count, off_t offset );
 312 #endif /* HAVE_PREAD */
 313
 314 #ifndef HAVE_PWRITE
 315 ssize_t pwrite( int fd, const void *buf, size_t count, off_t offset );
 316 #endif /* HAVE_PWRITE */
 317
 318 #ifndef HAVE_READLINK
 319 int readlink( const char *path, char *buf, size_t size );
 320 #endif /* HAVE_READLINK */
 321
 322 #ifndef HAVE_SIGSETJMP
 323 # include <setjmp.h>
 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 */
 328
 329 #ifndef HAVE_STATVFS
 330 int statvfs( const char *path, struct statvfs *buf );
 331 #endif
 332
 333 #ifndef HAVE_STRNCASECMP
 334 # ifndef HAVE__STRNICMP
 335 int strncasecmp(const char *str1, const char *str2, size_t n);
 336 # else
 337 # define strncasecmp _strnicmp
 338 # endif
 339 #endif /* !defined(HAVE_STRNCASECMP) */
 340
 341 #ifndef HAVE_STRERROR
 342 const char *strerror(int err);
 343 #endif /* !defined(HAVE_STRERROR) */
 344
 345 #ifndef HAVE_STRCASECMP
 346 # ifndef HAVE__STRICMP
 347 int strcasecmp(const char *str1, const char *str2);
 348 # else
 349 # define strcasecmp _stricmp
 350 # endif
 351 #endif /* !defined(HAVE_STRCASECMP) */
 352
 353 #ifndef HAVE_USLEEP
 354 int usleep (unsigned int useconds);
 355 #endif /* !defined(HAVE_USLEEP) */
 356
 357 #ifdef __i386__
 358 static inline void *memcpy_unaligned( void *dst, const void *src, size_t size )
 359 {
 360     return memcpy( dst, src, size );
 361 }
 362 #else
 363 extern void *memcpy_unaligned( void *dst, const void *src, size_t size );
 364 #endif /* __i386__ */
 365
 366 extern int mkstemps(char *template, int suffix_len);
 367
 368 /* Process creation flags */
 369 #ifndef _P_WAIT
 370 # define _P_WAIT    0
 371 # define _P_NOWAIT  1
 372 # define _P_OVERLAY 2
 373 # define _P_NOWAITO 3
 374 # define _P_DETACH  4
 375 #endif
 376 #ifndef HAVE_SPAWNVP
 377 extern int spawnvp(int mode, const char *cmdname, const char * const argv[]);
 378 #endif
 379
 380 /* Interlocked functions */
 381
 382 #if defined(__i386__) && defined(__GNUC__)
 383
 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 );
 389
 390 extern inline long interlocked_cmpxchg( long *dest, long xchg, long compare )
 391 {
 392     long ret;
 393     __asm__ __volatile__( "lock; cmpxchgl %2,(%1)"
 394                           : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" );
 395     return ret;
 396 }
 397
 398 extern inline void *interlocked_cmpxchg_ptr( void **dest, void *xchg, void *compare )
 399 {
 400     void *ret;
 401     __asm__ __volatile__( "lock; cmpxchgl %2,(%1)"
 402                           : "=a" (ret) : "r" (dest), "r" (xchg), "0" (compare) : "memory" );
 403     return ret;
 404 }
 405
 406 extern inline long interlocked_xchg( long *dest, long val )
 407 {
 408     long ret;
 409     __asm__ __volatile__( "lock; xchgl %0,(%1)"
 410                           : "=r" (ret) : "r" (dest), "0" (val) : "memory" );
 411     return ret;
 412 }
 413
 414 extern inline void *interlocked_xchg_ptr( void **dest, void *val )
 415 {
 416     void *ret;
 417     __asm__ __volatile__( "lock; xchgl %0,(%1)"
 418                           : "=r" (ret) : "r" (dest), "0" (val) : "memory" );
 419     return ret;
 420 }
 421
 422 extern inline long interlocked_xchg_add( long *dest, long incr )
 423 {
 424     long ret;
 425     __asm__ __volatile__( "lock; xaddl %0,(%1)"
 426                           : "=r" (ret) : "r" (dest), "0" (incr) : "memory" );
 427     return ret;
 428 }
 429
 430 #else  /* __i386___ && __GNUC__ */
 431
 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 );
 437
 438 #endif  /* __i386___ && __GNUC__ */
 439
 440 #else /* NO_LIBWINE_PORT */
 441
 442 #define __WINE_NOT_PORTABLE(func) func##_is_not_portable func##_is_not_portable
 443
 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)
 466
 467 #endif /* NO_LIBWINE_PORT */
 468
 469 #endif /* !defined(__WINE_WINE_PORT_H) */