Commit | Line | Data |
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95ed0025 | 1 | /* System description file for Windows NT. |
7490175b | 2 | |
ab422c4d | 3 | Copyright (C) 1993-1995, 2001-2013 Free Software Foundation, Inc. |
95ed0025 RS |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
4b158629 | 7 | GNU Emacs is free software: you can redistribute it and/or modify |
95ed0025 | 8 | it under the terms of the GNU General Public License as published by |
4b158629 GM |
9 | the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. | |
95ed0025 RS |
11 | |
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
4b158629 | 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
95ed0025 | 19 | |
e05aebe9 GM |
20 | /* Define symbols to identify the version of Unix this is. |
21 | Define all the symbols that apply correctly. */ | |
95ed0025 | 22 | |
95ed0025 RS |
23 | #ifndef WINDOWSNT |
24 | #define WINDOWSNT | |
25 | #endif | |
95ed0025 | 26 | |
279066b2 | 27 | #include <mingw_time.h> |
2f4586ad | 28 | |
f247498e JB |
29 | /* #undef const */ |
30 | ||
a8ab93b0 JB |
31 | /* Number of chars of output in the buffer of a stdio stream. */ |
32 | #ifdef __GNU_LIBRARY__ | |
33 | #define PENDING_OUTPUT_COUNT(FILE) ((FILE)->__bufp - (FILE)->__buffer) | |
34 | #else | |
35 | #define PENDING_OUTPUT_COUNT(FILE) ((FILE)->_ptr - (FILE)->_base) | |
36 | #endif | |
37 | ||
3360970a | 38 | /* If you are compiling with a non-C calling convention but need to |
e05aebe9 | 39 | declare vararg routines differently, put it here. */ |
3360970a KH |
40 | #define _VARARGS_ __cdecl |
41 | ||
42 | /* If you are providing a function to something that will call the | |
43 | function back (like a signal handler and signal, or main) its calling | |
e05aebe9 | 44 | convention must be whatever standard the libraries expect. */ |
3360970a KH |
45 | #define _CALLBACK_ __cdecl |
46 | ||
e05aebe9 GM |
47 | /* Define HAVE_TIMEVAL if the system supports the BSD style clock values. |
48 | Look in <sys/time.h> for a timeval structure. */ | |
124abc74 | 49 | #define HAVE_TIMEVAL 1 |
95ed0025 | 50 | |
69fd7dbf KS |
51 | /* But our select implementation doesn't allow us to make non-blocking |
52 | connects. So until that is fixed, this is necessary: */ | |
69fd7dbf KS |
53 | #define BROKEN_NON_BLOCKING_CONNECT 1 |
54 | ||
401ea527 KS |
55 | /* And the select implementation does 1-byte read-ahead waiting |
56 | for received packets, so datagrams are broken too. */ | |
401ea527 KS |
57 | #define BROKEN_DATAGRAM_SOCKETS 1 |
58 | ||
124abc74 | 59 | #define MAIL_USE_SYSTEM_LOCK 1 |
95ed0025 | 60 | |
ef099b57 JB |
61 | /* Define to 1 if GCC-style __attribute__ ((__aligned__ (expr))) works. */ |
62 | #ifdef __GNUC__ | |
63 | #define HAVE_ATTRIBUTE_ALIGNED 1 | |
64 | #endif | |
65 | ||
66 | /* Define to 1 if strtold conforms to C99. */ | |
67 | #ifdef __GNUC__ | |
68 | #define HAVE_C99_STRTOLD 1 | |
69 | #endif | |
70 | ||
71 | #if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8)) | |
cb11bd95 EZ |
72 | # ifndef HAVE___BUILTIN_UNWIND_INIT |
73 | # define HAVE___BUILTIN_UNWIND_INIT 1 | |
74 | # endif | |
ef099b57 JB |
75 | #endif |
76 | ||
343a2aef EZ |
77 | /* This isn't perfect, as some systems might have the page file in |
78 | another place. Also, I suspect that the time stamp of that file | |
79 | might also change when Windows enlarges the file due to | |
80 | insufficient VM. Still, this seems to be the most reliable way; | |
81 | the alternative (of using GetSystemTimes) won't work on laptops | |
82 | that hibernate, because the system clock is stopped then. Other | |
83 | possibility would be to run "net statistics workstation" and parse | |
84 | the output, but that's gross. So this should do; if the file is | |
85 | not there, the boot time will be returned as zero, and filelock.c | |
86 | already handles that. */ | |
87 | #define BOOT_TIME_FILE "C:/pagefile.sys" | |
88 | ||
95ed0025 RS |
89 | /* ============================================================ */ |
90 | ||
e05aebe9 GM |
91 | /* Here, add any special hacks needed to make Emacs work on this |
92 | system. For example, you might define certain system call names | |
93 | that don't exist on your system, or that do different things on | |
94 | your system and must be used only through an encapsulation (which | |
95 | you should place, by convention, in sysdep.c). */ | |
95ed0025 | 96 | |
f247498e JB |
97 | #ifdef __GNUC__ |
98 | #ifndef __cplusplus | |
99 | #undef inline | |
100 | #endif | |
101 | #else /* MSVC */ | |
102 | #define inline __inline | |
103 | #endif | |
104 | ||
105 | #ifdef __GNUC__ | |
5d611e04 EZ |
106 | /* config.h may have defined already. */ |
107 | # ifndef restrict | |
108 | # define restrict __restrict__ | |
109 | # endif | |
f247498e | 110 | #else |
5d611e04 | 111 | /* FIXME: should we define to __restrict, which MSVC supports? */ |
f247498e JB |
112 | # define restrict |
113 | #endif | |
114 | ||
115 | /* `mode_t' is not defined for MSVC. Define. */ | |
116 | #ifdef _MSC_VER | |
117 | typedef unsigned short mode_t; | |
118 | #endif | |
119 | ||
120 | /* A va_copy replacement for MSVC. */ | |
121 | #ifdef _MSC_VER | |
122 | # ifdef _WIN64 | |
123 | # ifndef va_copy /* Need to be checked (?) */ | |
124 | # define va_copy(d,s) ((d) = (s)) | |
125 | # endif | |
126 | # else /* not _WIN64 */ | |
127 | # define va_copy(d,s) ((d) = (s)) | |
128 | # endif /* not _WIN64 */ | |
129 | #endif /* _MSC_VER */ | |
130 | ||
131 | #ifndef WINDOWSNT | |
132 | /* Some of the files of Emacs which are intended for use with other | |
133 | programs assume that if you have a config.h file, you must declare | |
134 | the type of getenv. */ | |
135 | extern char *getenv (); | |
136 | #endif | |
137 | ||
553fabe7 EZ |
138 | /* Prevent accidental use of features unavailable in older Windows |
139 | versions we still support. MinGW64 defines this to a higher value | |
a18d7de6 EZ |
140 | in its system headers, and is not really compatible with values |
141 | lower than 0x0500, so leave it alone. */ | |
142 | #ifndef _W64 | |
143 | # define _WIN32_WINNT 0x0400 | |
144 | #endif | |
553fabe7 EZ |
145 | |
146 | /* Make a leaner executable. */ | |
147 | #define WIN32_LEAN_AND_MEAN 1 | |
148 | ||
d6dae14b | 149 | #include <sys/types.h> |
a6fc3b5c | 150 | |
95ed0025 RS |
151 | #ifndef MAXPATHLEN |
152 | #define MAXPATHLEN _MAX_PATH | |
153 | #endif | |
154 | ||
03d58cca EZ |
155 | /* This is used to hold UTF-8 encoded file names. */ |
156 | #define MAX_UTF8_PATH (MAXPATHLEN * 4) | |
157 | ||
4a1ba222 | 158 | #ifdef HAVE_NTGUI |
cb11bd95 EZ |
159 | # ifndef HAVE_WINDOW_SYSTEM |
160 | # define HAVE_WINDOW_SYSTEM 1 | |
161 | # endif | |
4a1ba222 GV |
162 | #endif |
163 | ||
e05aebe9 | 164 | /* Get some redefinitions in place. */ |
4e36126c | 165 | |
124abc74 AI |
166 | #ifdef emacs |
167 | ||
b88b62de EZ |
168 | #ifdef _W64 |
169 | /* MinGW64 specific stuff. */ | |
b88b62de EZ |
170 | /* Make sure 'struct timespec' and 'struct timezone' are defined. */ |
171 | #include <sys/types.h> | |
172 | #include <time.h> | |
e0c3eb89 EZ |
173 | /* This prototype avoids MinGW64 compiler warnings due to the fact |
174 | that time.h is included before localtime is redirected to | |
175 | sys_localtime below. */ | |
176 | extern struct tm * sys_localtime (const time_t *); | |
ee0fb40e EZ |
177 | /* MinGW64 uses a 2-argument _setjmp, and setjmp is a macro defined to |
178 | supply the 2nd arg correctly, so don't use _setjmp directly in that | |
7cdf484b | 179 | case. */ |
ee0fb40e | 180 | #undef HAVE__SETJMP |
b88b62de EZ |
181 | #endif |
182 | ||
a6fc3b5c EZ |
183 | #ifdef _MSC_VER |
184 | #include <sys/timeb.h> | |
185 | #include <sys/stat.h> | |
186 | #include <signal.h> | |
3ad924ba EZ |
187 | |
188 | /* MSVC gets link-time errors without these redirections. */ | |
189 | #define fstat(a, b) sys_fstat(a, b) | |
190 | #define stat(a, b) sys_stat(a, b) | |
191 | #define utime sys_utime | |
a6fc3b5c EZ |
192 | #endif |
193 | ||
e05aebe9 | 194 | /* Calls that are emulated or shadowed. */ |
7f470eff | 195 | #undef chdir |
4e36126c | 196 | #define chdir sys_chdir |
7f470eff | 197 | #undef chmod |
4e36126c | 198 | #define chmod sys_chmod |
7f470eff | 199 | #undef close |
4e36126c | 200 | #define close sys_close |
7f470eff | 201 | #undef creat |
4e36126c GV |
202 | #define creat sys_creat |
203 | #define ctime sys_ctime | |
7f470eff | 204 | #undef dup |
4e36126c | 205 | #define dup sys_dup |
7f470eff | 206 | #undef dup2 |
4e36126c GV |
207 | #define dup2 sys_dup2 |
208 | #define fopen sys_fopen | |
209 | #define link sys_link | |
97a93095 | 210 | #define localtime sys_localtime |
4e36126c | 211 | #define mkdir sys_mkdir |
7f470eff | 212 | #undef open |
4e36126c | 213 | #define open sys_open |
7f470eff | 214 | #undef read |
4e36126c GV |
215 | #define read sys_read |
216 | #define rename sys_rename | |
217 | #define rmdir sys_rmdir | |
218 | #define select sys_select | |
c9240d7a | 219 | #define pselect sys_select |
4e36126c | 220 | #define sleep sys_sleep |
a14724c8 | 221 | #define strerror sys_strerror |
7f470eff | 222 | #undef unlink |
4e36126c | 223 | #define unlink sys_unlink |
0b9de7cd EZ |
224 | #undef opendir |
225 | #define opendir sys_opendir | |
226 | #undef closedir | |
227 | #define closedir sys_closedir | |
228 | #undef readdir | |
229 | #define readdir sys_readdir | |
230 | #undef seekdir | |
231 | #define seekdir sys_seekdir | |
b0728617 EZ |
232 | /* This prototype is needed because some files include config.h |
233 | _after_ the standard headers, so sys_unlink gets no prototype from | |
234 | stdio.h or io.h. */ | |
235 | extern int sys_unlink (const char *); | |
7f470eff | 236 | #undef write |
4e36126c GV |
237 | #define write sys_write |
238 | ||
e05aebe9 | 239 | /* Subprocess calls that are emulated. */ |
4e36126c | 240 | #define spawnve sys_spawnve |
4e36126c GV |
241 | #define kill sys_kill |
242 | #define signal sys_signal | |
243 | ||
4d7e6e51 | 244 | /* Internal signals. */ |
5101529e | 245 | #define emacs_raise(sig) emacs_abort() |
4d7e6e51 | 246 | |
e05aebe9 | 247 | /* termcap.c calls that are emulated. */ |
91eac4bb JB |
248 | #define tputs sys_tputs |
249 | #define tgetstr sys_tgetstr | |
250 | ||
e05aebe9 | 251 | /* cm.c calls that are emulated. */ |
91eac4bb JB |
252 | #define chcheckmagic sys_chcheckmagic |
253 | #define cmcostinit sys_cmcostinit | |
254 | #define cmgoto sys_cmgoto | |
255 | #define cmputc sys_cmputc | |
256 | #define Wcm_clear sys_Wcm_clear | |
257 | ||
124abc74 AI |
258 | #endif /* emacs */ |
259 | ||
e05aebe9 | 260 | /* Map to MSVC names. */ |
4e36126c GV |
261 | #define execlp _execlp |
262 | #define execvp _execvp | |
47d7532e | 263 | #define fdatasync _commit |
4e36126c | 264 | #define fdopen _fdopen |
a5a7d30f AI |
265 | #define fsync _commit |
266 | #define ftruncate _chsize | |
4e36126c | 267 | #define getpid _getpid |
9b67f3aa EZ |
268 | #ifdef _MSC_VER |
269 | typedef int pid_t; | |
8c9afb46 EZ |
270 | #define snprintf _snprintf |
271 | #define strtoll _strtoi64 | |
66828436 | 272 | #define copysign _copysign |
9b67f3aa | 273 | #endif |
4e36126c | 274 | #define isatty _isatty |
4e36126c GV |
275 | #define _longjmp longjmp |
276 | #define lseek _lseek | |
277 | #define popen _popen | |
278 | #define pclose _pclose | |
4e36126c | 279 | #define umask _umask |
bfba227f AI |
280 | #define strdup _strdup |
281 | #define strupr _strupr | |
282 | #define strnicmp _strnicmp | |
283 | #define stricmp _stricmp | |
284 | #define tzset _tzset | |
e37b3faf | 285 | |
a68089e4 EZ |
286 | /* We cannot include system header process.h, since there's src/process.h. */ |
287 | int _getpid (void); | |
288 | ||
8a0c01dd EZ |
289 | /* Include time.h before redirecting tzname, since MSVC's time.h |
290 | defines _tzname to call a function, but also declares tzname a | |
291 | 2-element array. Having the redirection before including the | |
292 | header thus has the effect of declaring a function that returns an | |
293 | array, and triggers an error message. */ | |
294 | #include <time.h> | |
bfba227f | 295 | #define tzname _tzname |
95ed0025 | 296 | |
696056c2 EZ |
297 | /* 'struct timespec' is used by time-related functions in lib/ and |
298 | elsewhere, but we don't use lib/time.h where the structure is | |
299 | defined. */ | |
553fabe7 EZ |
300 | /* MinGW64 defines 'struct timespec' and _TIMESPEC_DEFINED in sys/types.h. */ |
301 | #ifndef _TIMESPEC_DEFINED | |
696056c2 EZ |
302 | struct timespec |
303 | { | |
304 | time_t tv_sec; /* seconds */ | |
305 | long int tv_nsec; /* nanoseconds */ | |
306 | }; | |
553fabe7 | 307 | #endif |
696056c2 | 308 | |
a68089e4 EZ |
309 | /* Required for functions in lib/time_r.c, since we don't use lib/time.h. */ |
310 | extern struct tm *gmtime_r (time_t const * restrict, struct tm * restrict); | |
311 | extern struct tm *localtime_r (time_t const * restrict, struct tm * restrict); | |
312 | ||
cd91fb4b | 313 | #ifdef _MSC_VER |
e05aebe9 | 314 | /* This is hacky, but is necessary to avoid warnings about macro |
cd91fb4b EZ |
315 | redefinitions using the MSVC compilers, since, when __STDC__ is |
316 | undefined or zero, those compilers declare functions like fileno, | |
317 | lseek, and chdir, for which we defined macros above. */ | |
7f470eff GV |
318 | #ifndef __STDC__ |
319 | #define __STDC__ 1 | |
320 | #define MUST_UNDEF__STDC__ | |
321 | #endif | |
322 | #include <direct.h> | |
323 | #include <io.h> | |
324 | #include <stdio.h> | |
325 | #ifdef MUST_UNDEF__STDC__ | |
326 | #undef __STDC__ | |
327 | #undef MUST_UNDEF__STDC__ | |
328 | #endif | |
cd91fb4b EZ |
329 | #else /* !_MSC_VER */ |
330 | #include <direct.h> | |
331 | #include <io.h> | |
332 | #include <stdio.h> | |
333 | #endif /* !_MSC_VER */ | |
86e93460 EZ |
334 | #ifndef fileno |
335 | #define fileno _fileno | |
336 | #endif | |
7f470eff | 337 | |
e05aebe9 | 338 | /* Defines that we need that aren't in the standard signal.h. */ |
95ed0025 RS |
339 | #define SIGHUP 1 /* Hang up */ |
340 | #define SIGQUIT 3 /* Quit process */ | |
341 | #define SIGTRAP 5 /* Trace trap */ | |
342 | #define SIGKILL 9 /* Die, die die */ | |
343 | #define SIGPIPE 13 /* Write on pipe with no readers */ | |
344 | #define SIGALRM 14 /* Alarm */ | |
345 | #define SIGCHLD 18 /* Death of child */ | |
c06c382a | 346 | #define SIGPROF 19 /* Profiling */ |
95ed0025 | 347 | |
bfba227f AI |
348 | #ifndef NSIG |
349 | #define NSIG 23 | |
350 | #endif | |
351 | ||
66447e07 EZ |
352 | #ifndef ENOTSUP |
353 | #define ENOTSUP ENOSYS | |
354 | #endif | |
355 | ||
9e5b5c79 EZ |
356 | /* In case lib/errno.h is not used. */ |
357 | #ifndef EOPNOTSUPP | |
ffdc270a | 358 | #define EOPNOTSUPP 130 |
9e5b5c79 | 359 | #endif |
ffdc270a | 360 | |
a68089e4 EZ |
361 | #ifdef _MSC_VER |
362 | typedef int sigset_t; | |
363 | typedef int ssize_t; | |
364 | #endif | |
365 | ||
7c4026b6 EZ |
366 | #ifdef _W64 /* MinGW64 */ |
367 | #ifndef _POSIX | |
553fabe7 EZ |
368 | typedef _sigset_t sigset_t; |
369 | #endif | |
7c4026b6 | 370 | #endif |
553fabe7 | 371 | |
a68089e4 EZ |
372 | typedef void (_CALLBACK_ *signal_handler) (int); |
373 | extern signal_handler sys_signal (int, signal_handler); | |
374 | ||
375 | struct sigaction { | |
376 | int sa_flags; | |
377 | void (_CALLBACK_ *sa_handler)(int); | |
378 | sigset_t sa_mask; | |
379 | }; | |
380 | #define SA_RESTART 0 | |
381 | #define SIG_BLOCK 1 | |
382 | #define SIG_SETMASK 2 | |
383 | #define SIG_UNBLOCK 3 | |
384 | ||
385 | extern int sigemptyset (sigset_t *); | |
386 | extern int sigaddset (sigset_t *, int); | |
387 | extern int sigfillset (sigset_t *); | |
388 | extern int sigprocmask (int, const sigset_t *, sigset_t *); | |
389 | extern int pthread_sigmask (int, const sigset_t *, sigset_t *); | |
390 | extern int sigismember (const sigset_t *, int); | |
391 | extern int setpgrp (int, int); | |
392 | extern int sigaction (int, const struct sigaction *, struct sigaction *); | |
393 | extern int alarm (int); | |
394 | ||
395 | extern int sys_kill (int, int); | |
396 | ||
397 | ||
95ed0025 RS |
398 | /* For integration with MSDOS support. */ |
399 | #define getdisk() (_getdrive () - 1) | |
445f44d2 RS |
400 | #ifdef emacs |
401 | #define getdefdir(_drv, _buf) ((_buf[0] = (_drv + 'A' - 1), _buf[1] = ':', _buf[2] = '/', _buf[3] = 0), 1) | |
402 | #else | |
95ed0025 | 403 | #define getdefdir(_drv, _buf) _getdcwd (_drv, _buf, MAXPATHLEN) |
445f44d2 | 404 | #endif |
95ed0025 | 405 | |
8934438a | 406 | #ifndef EMACS_CONFIGURATION |
bfba227f AI |
407 | extern char *get_emacs_configuration (void); |
408 | extern char *get_emacs_configuration_options (void); | |
3360970a | 409 | #define EMACS_CONFIGURATION get_emacs_configuration () |
bfba227f | 410 | #define EMACS_CONFIG_OPTIONS get_emacs_configuration_options () |
8934438a | 411 | #endif |
3360970a | 412 | |
4e36126c GV |
413 | /* Define this so that winsock.h definitions don't get included with |
414 | windows.h. For this to have proper effect, config.h must always be | |
415 | included before windows.h. */ | |
95ed0025 | 416 | #define _WINSOCKAPI_ 1 |
bfba227f | 417 | #define _WINSOCK_H |
95ed0025 | 418 | |
1cd47f14 | 419 | /* Defines size_t and alloca (). */ |
8c9afb46 | 420 | #ifdef emacs |
bfba227f AI |
421 | #define malloc e_malloc |
422 | #define free e_free | |
423 | #define realloc e_realloc | |
424 | #define calloc e_calloc | |
425 | #endif | |
a6fc3b5c EZ |
426 | #ifdef _MSC_VER |
427 | #define alloca _alloca | |
428 | #else | |
1cd47f14 | 429 | #include <malloc.h> |
a6fc3b5c | 430 | #endif |
1cd47f14 | 431 | |
f247498e | 432 | #include <stdlib.h> |
3360970a | 433 | #include <sys/stat.h> |
3360970a | 434 | |
e05aebe9 | 435 | /* Define for those source files that do not include enough NT system files. */ |
3360970a KH |
436 | #ifndef NULL |
437 | #ifdef __cplusplus | |
438 | #define NULL 0 | |
439 | #else | |
440 | #define NULL ((void *)0) | |
441 | #endif | |
442 | #endif | |
896c0d8b | 443 | |
4a1ba222 | 444 | /* For proper declaration of environ. */ |
bfba227f AI |
445 | #ifndef sys_nerr |
446 | #define sys_nerr _sys_nerr | |
447 | #endif | |
4a1ba222 | 448 | |
75ceee05 EZ |
449 | /* This must be after including stdlib.h, which defines putenv on MinGW. */ |
450 | #ifdef putenv | |
451 | # undef putenv | |
452 | #endif | |
453 | #define putenv sys_putenv | |
a16e75cd | 454 | extern int sys_putenv (char *); |
75ceee05 | 455 | |
eef5ce6e | 456 | extern int getloadavg (double *, int); |
a68089e4 | 457 | extern int getpagesize (void); |
eef5ce6e | 458 | |
8c0905ac EZ |
459 | extern void * memrchr (void const *, int, size_t); |
460 | ||
63f5c6c2 EZ |
461 | extern int mkostemp (char *, int); |
462 | ||
8c0905ac | 463 | |
62aba0d4 | 464 | #if defined (__MINGW32__) |
f247498e JB |
465 | |
466 | /* Define to 1 if the system has the type `long long int'. */ | |
cb11bd95 EZ |
467 | # ifndef HAVE_LONG_LONG_INT |
468 | # define HAVE_LONG_LONG_INT 1 | |
469 | # endif | |
f247498e JB |
470 | |
471 | /* Define to 1 if the system has the type `unsigned long long int'. */ | |
cb11bd95 EZ |
472 | # ifndef HAVE_UNSIGNED_LONG_LONG_INT |
473 | # define HAVE_UNSIGNED_LONG_LONG_INT 1 | |
474 | # endif | |
f247498e | 475 | |
62aba0d4 | 476 | #endif |
f247498e | 477 | |
62aba0d4 FP |
478 | #ifdef _MSC_VER |
479 | # if defined(_WIN64) | |
480 | typedef __int64 EMACS_INT; | |
481 | typedef unsigned __int64 EMACS_UINT; | |
482 | # define EMACS_INT_MAX LLONG_MAX | |
483 | # define PRIuMAX "llu" | |
484 | # define pI "ll" | |
485 | /* Fix a bug in MSVC headers : stdint.h */ | |
486 | # define _INTPTR 2 | |
487 | # elif defined(_WIN32) | |
f247498e JB |
488 | /* Temporarily disable wider-than-pointer integers until they're tested more. |
489 | Build with CFLAGS='-DWIDE_EMACS_INT' to try them out. */ | |
490 | ||
62aba0d4 | 491 | # ifdef WIDE_EMACS_INT |
f247498e JB |
492 | |
493 | /* Use pre-C99-style 64-bit integers. */ | |
71f88e00 PE |
494 | typedef __int64 EMACS_INT; |
495 | typedef unsigned __int64 EMACS_UINT; | |
62aba0d4 FP |
496 | # define EMACS_INT_MAX LLONG_MAX |
497 | # define PRIuMAX "llu" | |
498 | # define pI "I64" | |
499 | # else | |
500 | typedef int EMACS_INT; | |
501 | typedef unsigned int EMACS_UINT; | |
502 | # define EMACS_INT_MAX LONG_MAX | |
503 | # define PRIuMAX "lu" | |
504 | # define pI "l" | |
505 | # endif | |
f247498e | 506 | # endif |
f247498e JB |
507 | #endif |
508 | ||
517d7b9f | 509 | /* We need a little extra space, see ../../lisp/loadup.el. */ |
ff709c3a | 510 | #define SYSTEM_PURESIZE_EXTRA 50000 |
e3be3bfd | 511 | |
34374650 PE |
512 | #define DATA_START get_data_start () |
513 | ||
7f470eff GV |
514 | /* For unexec to work on Alpha systems, we need to put Emacs' |
515 | initialized data into a separate section from the CRT initialized | |
516 | data (because the Alpha linker freely reorders data variables, even | |
517 | across libraries, so our data and the CRT data get intermingled). | |
518 | ||
519 | Starting with MSVC 5.0, we must also place the uninitialized data | |
520 | into its own section. VC5 intermingles uninitialized data from the CRT | |
521 | between Emacs' static uninitialized data and its public uninitialized | |
522 | data. A separate .bss section for Emacs groups both static and | |
517d7b9f | 523 | public uninitialized together. |
7f470eff | 524 | |
517d7b9f | 525 | Note that unexw32.c relies on this fact, and must be modified |
7f470eff GV |
526 | accordingly if this section name is changed, or if this pragma is |
527 | removed. Also, obviously, all files that define initialized data | |
528 | must include config.h to pick up this pragma. */ | |
529 | ||
e05aebe9 | 530 | /* Names must be < 8 bytes. */ |
52c7f9ee | 531 | #ifdef _MSC_VER |
7f470eff GV |
532 | #pragma data_seg("EMDATA") |
533 | #pragma bss_seg("EMBSS") | |
52c7f9ee | 534 | #endif |
7f470eff GV |
535 | |
536 | /* #define FULL_DEBUG */ | |
537 | /* #define EMACSDEBUG */ | |
538 | ||
539 | #ifdef EMACSDEBUG | |
540 | extern void _DebPrint (const char *fmt, ...); | |
541 | #define DebPrint(stuff) _DebPrint stuff | |
542 | #else | |
543 | #define DebPrint(stuff) | |
544 | #endif | |
545 | ||
62aba0d4 FP |
546 | #ifdef _MSC_VER |
547 | #if _MSC_VER >= 800 && !defined(__cplusplus) | |
548 | /* Unnamed type definition in parentheses. | |
549 | A structure, union, or enumerated type with no name is defined in a | |
550 | parenthetical expression. The type definition is meaningless. */ | |
551 | #pragma warning(disable:4116) | |
552 | /* 'argument' : conversion from 'type1' to 'type2', possible loss of | |
553 | data A floating point type was converted to an integer type. A | |
554 | possible loss of data may have occurred. */ | |
555 | #pragma warning(disable:4244) | |
556 | /* Negative integral constant converted to unsigned type. | |
557 | An expression converts a negative integer constant to an unsigned type. | |
558 | The result of the expression is probably meaningless. */ | |
559 | #pragma warning(disable:4308) | |
560 | #endif | |
561 | #endif | |
17a2cbbd DC |
562 | |
563 | ||
3360970a | 564 | /* ============================================================ */ |