| 1 | /* System description file for Windows NT. |
| 2 | |
| 3 | Copyright (C) 1993-1995, 2001-2012 Free Software Foundation, Inc. |
| 4 | |
| 5 | This file is part of GNU Emacs. |
| 6 | |
| 7 | GNU Emacs is free software: you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation, either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 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 |
| 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
| 19 | |
| 20 | /* Define symbols to identify the version of Unix this is. |
| 21 | Define all the symbols that apply correctly. */ |
| 22 | |
| 23 | #ifndef WINDOWSNT |
| 24 | #define WINDOWSNT |
| 25 | #endif |
| 26 | #ifndef DOS_NT |
| 27 | #define DOS_NT /* MSDOS or WINDOWSNT */ |
| 28 | #endif |
| 29 | |
| 30 | /* #undef const */ |
| 31 | |
| 32 | /* If you are compiling with a non-C calling convention but need to |
| 33 | declare vararg routines differently, put it here. */ |
| 34 | #define _VARARGS_ __cdecl |
| 35 | |
| 36 | /* If you are providing a function to something that will call the |
| 37 | function back (like a signal handler and signal, or main) its calling |
| 38 | convention must be whatever standard the libraries expect. */ |
| 39 | #define _CALLBACK_ __cdecl |
| 40 | |
| 41 | /* Define HAVE_TIMEVAL if the system supports the BSD style clock values. |
| 42 | Look in <sys/time.h> for a timeval structure. */ |
| 43 | #define HAVE_TIMEVAL 1 |
| 44 | |
| 45 | /* But our select implementation doesn't allow us to make non-blocking |
| 46 | connects. So until that is fixed, this is necessary: */ |
| 47 | #define BROKEN_NON_BLOCKING_CONNECT 1 |
| 48 | |
| 49 | /* And the select implementation does 1-byte read-ahead waiting |
| 50 | for received packets, so datagrams are broken too. */ |
| 51 | #define BROKEN_DATAGRAM_SOCKETS 1 |
| 52 | |
| 53 | #define MAIL_USE_SYSTEM_LOCK 1 |
| 54 | |
| 55 | /* Define to 1 if GCC-style __attribute__ ((__aligned__ (expr))) works. */ |
| 56 | #ifdef __GNUC__ |
| 57 | #define HAVE_ATTRIBUTE_ALIGNED 1 |
| 58 | #endif |
| 59 | |
| 60 | /* Define to 1 if strtold conforms to C99. */ |
| 61 | #ifdef __GNUC__ |
| 62 | #define HAVE_C99_STRTOLD 1 |
| 63 | #endif |
| 64 | |
| 65 | #if (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 8)) |
| 66 | #define HAVE___BUILTIN_UNWIND_INIT 1 |
| 67 | #endif |
| 68 | |
| 69 | /* ============================================================ */ |
| 70 | |
| 71 | /* Here, add any special hacks needed to make Emacs work on this |
| 72 | system. For example, you might define certain system call names |
| 73 | that don't exist on your system, or that do different things on |
| 74 | your system and must be used only through an encapsulation (which |
| 75 | you should place, by convention, in sysdep.c). */ |
| 76 | |
| 77 | /* Define this to be the separator between devices and paths. */ |
| 78 | #define DEVICE_SEP ':' |
| 79 | |
| 80 | /* We'll support either convention on NT. */ |
| 81 | #define IS_DIRECTORY_SEP(_c_) ((_c_) == '/' || (_c_) == '\\') |
| 82 | #define IS_ANY_SEP(_c_) (IS_DIRECTORY_SEP (_c_) || IS_DEVICE_SEP (_c_)) |
| 83 | |
| 84 | #ifdef __GNUC__ |
| 85 | #ifndef __cplusplus |
| 86 | #undef inline |
| 87 | #endif |
| 88 | #else /* MSVC */ |
| 89 | #define inline __inline |
| 90 | #endif |
| 91 | |
| 92 | #ifdef __GNUC__ |
| 93 | # define restrict __restrict__ |
| 94 | #else |
| 95 | # define restrict |
| 96 | #endif |
| 97 | |
| 98 | /* `mode_t' is not defined for MSVC. Define. */ |
| 99 | #ifdef _MSC_VER |
| 100 | typedef unsigned short mode_t; |
| 101 | #endif |
| 102 | |
| 103 | /* A va_copy replacement for MSVC. */ |
| 104 | #ifdef _MSC_VER |
| 105 | # ifdef _WIN64 |
| 106 | # ifndef va_copy /* Need to be checked (?) */ |
| 107 | # define va_copy(d,s) ((d) = (s)) |
| 108 | # endif |
| 109 | # else /* not _WIN64 */ |
| 110 | # define va_copy(d,s) ((d) = (s)) |
| 111 | # endif /* not _WIN64 */ |
| 112 | #endif /* _MSC_VER */ |
| 113 | |
| 114 | #ifndef WINDOWSNT |
| 115 | /* Some of the files of Emacs which are intended for use with other |
| 116 | programs assume that if you have a config.h file, you must declare |
| 117 | the type of getenv. */ |
| 118 | extern char *getenv (); |
| 119 | #endif |
| 120 | |
| 121 | #ifdef HAVE_STRINGS_H |
| 122 | #include "strings.h" |
| 123 | #endif |
| 124 | #include <sys/types.h> |
| 125 | |
| 126 | #ifdef _MSC_VER |
| 127 | typedef unsigned long sigset_t; |
| 128 | typedef int ssize_t; |
| 129 | #endif |
| 130 | |
| 131 | struct sigaction { |
| 132 | int sa_flags; |
| 133 | void (*sa_handler)(int); |
| 134 | sigset_t sa_mask; |
| 135 | }; |
| 136 | #define SIG_BLOCK 1 |
| 137 | #define SIG_SETMASK 2 |
| 138 | #define SIG_UNBLOCK 3 |
| 139 | |
| 140 | #ifndef MAXPATHLEN |
| 141 | #define MAXPATHLEN _MAX_PATH |
| 142 | #endif |
| 143 | |
| 144 | #ifdef HAVE_NTGUI |
| 145 | #define HAVE_WINDOW_SYSTEM 1 |
| 146 | #define HAVE_MENUS 1 |
| 147 | #endif |
| 148 | |
| 149 | /* Get some redefinitions in place. */ |
| 150 | |
| 151 | #ifdef emacs |
| 152 | |
| 153 | #ifdef _MSC_VER |
| 154 | #include <sys/timeb.h> |
| 155 | #include <sys/stat.h> |
| 156 | #include <signal.h> |
| 157 | |
| 158 | /* MSVC gets link-time errors without these redirections. */ |
| 159 | #define fstat(a, b) sys_fstat(a, b) |
| 160 | #define stat(a, b) sys_stat(a, b) |
| 161 | #define utime sys_utime |
| 162 | #endif |
| 163 | |
| 164 | /* Calls that are emulated or shadowed. */ |
| 165 | #undef access |
| 166 | #define access sys_access |
| 167 | #undef chdir |
| 168 | #define chdir sys_chdir |
| 169 | #undef chmod |
| 170 | #define chmod sys_chmod |
| 171 | #define chown sys_chown |
| 172 | #undef close |
| 173 | #define close sys_close |
| 174 | #undef creat |
| 175 | #define creat sys_creat |
| 176 | #define ctime sys_ctime |
| 177 | #undef dup |
| 178 | #define dup sys_dup |
| 179 | #undef dup2 |
| 180 | #define dup2 sys_dup2 |
| 181 | #define fopen sys_fopen |
| 182 | #define link sys_link |
| 183 | #define localtime sys_localtime |
| 184 | #define mkdir sys_mkdir |
| 185 | #undef mktemp |
| 186 | #define mktemp sys_mktemp |
| 187 | #undef open |
| 188 | #define open sys_open |
| 189 | #define pipe sys_pipe |
| 190 | #undef read |
| 191 | #define read sys_read |
| 192 | #define rename sys_rename |
| 193 | #define rmdir sys_rmdir |
| 194 | #define select sys_select |
| 195 | #define pselect sys_select |
| 196 | #define sleep sys_sleep |
| 197 | #define strerror sys_strerror |
| 198 | #undef unlink |
| 199 | #define unlink sys_unlink |
| 200 | #undef write |
| 201 | #define write sys_write |
| 202 | |
| 203 | /* Subprocess calls that are emulated. */ |
| 204 | #define spawnve sys_spawnve |
| 205 | #define wait sys_wait |
| 206 | #define kill sys_kill |
| 207 | #define signal sys_signal |
| 208 | |
| 209 | /* termcap.c calls that are emulated. */ |
| 210 | #define tputs sys_tputs |
| 211 | #define tgetstr sys_tgetstr |
| 212 | |
| 213 | /* cm.c calls that are emulated. */ |
| 214 | #define chcheckmagic sys_chcheckmagic |
| 215 | #define cmcostinit sys_cmcostinit |
| 216 | #define cmgoto sys_cmgoto |
| 217 | #define cmputc sys_cmputc |
| 218 | #define Wcm_clear sys_Wcm_clear |
| 219 | |
| 220 | #endif /* emacs */ |
| 221 | |
| 222 | /* Map to MSVC names. */ |
| 223 | #define execlp _execlp |
| 224 | #define execvp _execvp |
| 225 | #define fdopen _fdopen |
| 226 | #ifndef fileno |
| 227 | #define fileno _fileno |
| 228 | #endif |
| 229 | #define fsync _commit |
| 230 | #define ftruncate _chsize |
| 231 | #define getpid _getpid |
| 232 | #ifdef _MSC_VER |
| 233 | typedef int pid_t; |
| 234 | #define snprintf _snprintf |
| 235 | #define strtoll _strtoi64 |
| 236 | #endif |
| 237 | #define isatty _isatty |
| 238 | #define logb _logb |
| 239 | #define _longjmp longjmp |
| 240 | #define lseek _lseek |
| 241 | #define popen _popen |
| 242 | #define pclose _pclose |
| 243 | #define umask _umask |
| 244 | #ifndef _MSC_VER |
| 245 | #define utimbuf _utimbuf |
| 246 | #endif |
| 247 | #define strdup _strdup |
| 248 | #define strupr _strupr |
| 249 | #define strnicmp _strnicmp |
| 250 | #define stricmp _stricmp |
| 251 | #define tzset _tzset |
| 252 | |
| 253 | /* Include time.h before redirecting tzname, since MSVC's time.h |
| 254 | defines _tzname to call a function, but also declares tzname a |
| 255 | 2-element array. Having the redirection before including the |
| 256 | header thus has the effect of declaring a function that returns an |
| 257 | array, and triggers an error message. */ |
| 258 | #include <time.h> |
| 259 | #define tzname _tzname |
| 260 | #if !defined (_MSC_VER) || (_MSC_VER < 1400) |
| 261 | #undef utime |
| 262 | #define utime _utime |
| 263 | #endif |
| 264 | |
| 265 | /* 'struct timespec' is used by time-related functions in lib/ and |
| 266 | elsewhere, but we don't use lib/time.h where the structure is |
| 267 | defined. */ |
| 268 | struct timespec |
| 269 | { |
| 270 | time_t tv_sec; /* seconds */ |
| 271 | long int tv_nsec; /* nanoseconds */ |
| 272 | }; |
| 273 | |
| 274 | /* This is hacky, but is necessary to avoid warnings about macro |
| 275 | redefinitions using the SDK compilers. */ |
| 276 | #ifndef __STDC__ |
| 277 | #define __STDC__ 1 |
| 278 | #define MUST_UNDEF__STDC__ |
| 279 | #endif |
| 280 | #include <direct.h> |
| 281 | #include <io.h> |
| 282 | #include <stdio.h> |
| 283 | #ifdef MUST_UNDEF__STDC__ |
| 284 | #undef __STDC__ |
| 285 | #undef MUST_UNDEF__STDC__ |
| 286 | #endif |
| 287 | |
| 288 | /* Defines that we need that aren't in the standard signal.h. */ |
| 289 | #define SIGHUP 1 /* Hang up */ |
| 290 | #define SIGQUIT 3 /* Quit process */ |
| 291 | #define SIGTRAP 5 /* Trace trap */ |
| 292 | #define SIGKILL 9 /* Die, die die */ |
| 293 | #define SIGPIPE 13 /* Write on pipe with no readers */ |
| 294 | #define SIGALRM 14 /* Alarm */ |
| 295 | #define SIGCHLD 18 /* Death of child */ |
| 296 | |
| 297 | #ifndef NSIG |
| 298 | #define NSIG 23 |
| 299 | #endif |
| 300 | |
| 301 | /* For integration with MSDOS support. */ |
| 302 | #define getdisk() (_getdrive () - 1) |
| 303 | #ifdef emacs |
| 304 | #define getdefdir(_drv, _buf) ((_buf[0] = (_drv + 'A' - 1), _buf[1] = ':', _buf[2] = '/', _buf[3] = 0), 1) |
| 305 | #else |
| 306 | #define getdefdir(_drv, _buf) _getdcwd (_drv, _buf, MAXPATHLEN) |
| 307 | #endif |
| 308 | |
| 309 | extern char *get_emacs_configuration (void); |
| 310 | extern char *get_emacs_configuration_options (void); |
| 311 | #define EMACS_CONFIGURATION get_emacs_configuration () |
| 312 | #define EMACS_CONFIG_OPTIONS get_emacs_configuration_options () |
| 313 | |
| 314 | /* Define this so that winsock.h definitions don't get included with |
| 315 | windows.h. For this to have proper effect, config.h must always be |
| 316 | included before windows.h. */ |
| 317 | #define _WINSOCKAPI_ 1 |
| 318 | #define _WINSOCK_H |
| 319 | |
| 320 | /* Prevent accidental use of features unavailable in |
| 321 | older Windows versions we still support. */ |
| 322 | #define _WIN32_WINNT 0x0400 |
| 323 | |
| 324 | /* Make a leaner executable. */ |
| 325 | #define WIN32_LEAN_AND_MEAN 1 |
| 326 | |
| 327 | /* Defines size_t and alloca (). */ |
| 328 | #ifdef emacs |
| 329 | #define malloc e_malloc |
| 330 | #define free e_free |
| 331 | #define realloc e_realloc |
| 332 | #define calloc e_calloc |
| 333 | #endif |
| 334 | #ifdef _MSC_VER |
| 335 | #define alloca _alloca |
| 336 | #else |
| 337 | #include <malloc.h> |
| 338 | #endif |
| 339 | |
| 340 | /* stdlib.h must be included after redefining malloc & friends, but |
| 341 | before redefining abort. Isn't library redefinition funny? */ |
| 342 | #include <stdlib.h> |
| 343 | |
| 344 | /* Redefine abort. */ |
| 345 | #ifdef HAVE_NTGUI |
| 346 | #define abort w32_abort |
| 347 | extern _Noreturn void w32_abort (void); |
| 348 | #endif |
| 349 | |
| 350 | #include <sys/stat.h> |
| 351 | |
| 352 | /* Define for those source files that do not include enough NT system files. */ |
| 353 | #ifndef NULL |
| 354 | #ifdef __cplusplus |
| 355 | #define NULL 0 |
| 356 | #else |
| 357 | #define NULL ((void *)0) |
| 358 | #endif |
| 359 | #endif |
| 360 | |
| 361 | /* For proper declaration of environ. */ |
| 362 | #ifndef sys_nerr |
| 363 | #define sys_nerr _sys_nerr |
| 364 | #endif |
| 365 | |
| 366 | extern int getloadavg (double *, int); |
| 367 | |
| 368 | #if defined (__MINGW32__) || _MSC_VER >= 1400 |
| 369 | |
| 370 | /* Define to 1 if the system has the type `long long int'. */ |
| 371 | # define HAVE_LONG_LONG_INT 1 |
| 372 | |
| 373 | /* Define to 1 if the system has the type `unsigned long long int'. */ |
| 374 | # define HAVE_UNSIGNED_LONG_LONG_INT 1 |
| 375 | |
| 376 | #elif _MSC_VER >= 1200 |
| 377 | |
| 378 | /* Temporarily disable wider-than-pointer integers until they're tested more. |
| 379 | Build with CFLAGS='-DWIDE_EMACS_INT' to try them out. */ |
| 380 | |
| 381 | # ifdef WIDE_EMACS_INT |
| 382 | |
| 383 | /* Use pre-C99-style 64-bit integers. */ |
| 384 | typedef __int64 EMACS_INT; |
| 385 | typedef unsigned __int64 EMACS_UINT; |
| 386 | # define EMACS_INT_MAX _I64_MAX |
| 387 | # define pI "I64" |
| 388 | |
| 389 | # endif |
| 390 | |
| 391 | #endif |
| 392 | |
| 393 | /* We need a little extra space, see ../../lisp/loadup.el. */ |
| 394 | #define SYSTEM_PURESIZE_EXTRA 50000 |
| 395 | |
| 396 | #define DATA_START get_data_start () |
| 397 | |
| 398 | /* For unexec to work on Alpha systems, we need to put Emacs' |
| 399 | initialized data into a separate section from the CRT initialized |
| 400 | data (because the Alpha linker freely reorders data variables, even |
| 401 | across libraries, so our data and the CRT data get intermingled). |
| 402 | |
| 403 | Starting with MSVC 5.0, we must also place the uninitialized data |
| 404 | into its own section. VC5 intermingles uninitialized data from the CRT |
| 405 | between Emacs' static uninitialized data and its public uninitialized |
| 406 | data. A separate .bss section for Emacs groups both static and |
| 407 | public uninitialized together. |
| 408 | |
| 409 | Note that unexw32.c relies on this fact, and must be modified |
| 410 | accordingly if this section name is changed, or if this pragma is |
| 411 | removed. Also, obviously, all files that define initialized data |
| 412 | must include config.h to pick up this pragma. */ |
| 413 | |
| 414 | /* Names must be < 8 bytes. */ |
| 415 | #ifdef _MSC_VER |
| 416 | #pragma data_seg("EMDATA") |
| 417 | #pragma bss_seg("EMBSS") |
| 418 | #endif |
| 419 | |
| 420 | /* #define FULL_DEBUG */ |
| 421 | /* #define EMACSDEBUG */ |
| 422 | |
| 423 | #ifdef EMACSDEBUG |
| 424 | extern void _DebPrint (const char *fmt, ...); |
| 425 | #define DebPrint(stuff) _DebPrint stuff |
| 426 | #else |
| 427 | #define DebPrint(stuff) |
| 428 | #endif |
| 429 | |
| 430 | /* ============================================================ */ |