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comparison src/systty.h @ 442:abe6d1db359e r21-2-36

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Import from CVS: tag r21-2-36
author cvs
date Mon, 13 Aug 2007 11:35:02 +0200
parents 8de8e3f6228a
children e159a0b4bed4
comparison
equal deleted inserted replaced
441:72a7cfa4a488 442:abe6d1db359e
92 # ifndef INCLUDED_FCNTL 92 # ifndef INCLUDED_FCNTL
93 # define INCLUDED_FCNTL 93 # define INCLUDED_FCNTL
94 # include <fcntl.h> 94 # include <fcntl.h>
95 # endif 95 # endif
96 96
97 #elif defined (DOS_NT) 97 #elif defined (WIN32_NATIVE)
98 98
99 /***** (3) The MSDOS/NT way *****/ 99 /***** (3) The WIN32_NATIVE way *****/
100 100
101 /* Nothing doing */ 101 /* Nothing doing */
102 102
103 #else 103 #else
104 104
122 USG5_4 was defined, but this is already included in s/usg5-4.h */ 122 USG5_4 was defined, but this is already included in s/usg5-4.h */
123 123
124 /* Generally useful to include this file: */ 124 /* Generally useful to include this file: */
125 125
126 /* But Sun OS has broken include files and doesn't want it included */ 126 /* But Sun OS has broken include files and doesn't want it included */
127 #if !defined (DOS_NT) && !defined (WIN32) && !defined (SUNOS4) 127 #if !defined (WIN32_NATIVE) && !defined (SUNOS4)
128 # include <sys/ioctl.h> 128 # include <sys/ioctl.h>
129 #endif 129 #endif
130 /* UNIPLUS systems may have FIONREAD. */ 130 /* UNIPLUS systems may have FIONREAD. */
131 #ifdef UNIPLUS 131 #ifdef UNIPLUS
132 #include <sys.ioctl.h> 132 #include <sys.ioctl.h>
244 244
245 /* -------------------------------------------------------------------- */ 245 /* -------------------------------------------------------------------- */
246 /* Manipulate a terminal's current (foreground) process group */ 246 /* Manipulate a terminal's current (foreground) process group */
247 /* -------------------------------------------------------------------- */ 247 /* -------------------------------------------------------------------- */
248 248
249 /* EMACS_HAVE_TTY_PGRP is true if we can get and set the tty's current 249 /* EMACS_GET_TTY_PGRP(int FD, pid_t *PGID) sets *PGID to the terminal
250 controlling process group. 250 FD's current foreground process group. Return -1 if there is an error.
251 251
252 EMACS_GET_TTY_PGRP(int FD, int *PGID) sets *PGID the terminal FD's 252 EMACS_SET_TTY_PGRP(int FD, pid_t *PGID) sets the terminal FD's current
253 current process group. Return -1 if there is an error. 253 foreground process group to *PGID. Return -1 if there is an error.
254 254
255 EMACS_SET_TTY_PGRP(int FD, int *PGID) sets the terminal FD's 255 We prefer using the ioctl (BSD) interface instead of its Posix
256 current process group to *PGID. Return -1 if there is an error. */ 256 replacement tgetpgrp/tcsetpgrp since that is documented as being
257 257 restricted to processes sharing the same controlling tty. */
258 /* HPUX tty process group stuff doesn't work, says the anonymous voice 258
259 from the past. */ 259 #if defined (TIOCGPGRP)
260 /* But HPUX people say it does, so I've removed it. --ben */ 260
261 # ifdef TIOCGPGRP 261 #define EMACS_GET_TTY_PROCESS_GROUP(fd, pgid) ioctl (fd, TIOCGPGRP, pgid)
262 # define EMACS_HAVE_TTY_PGRP 262 #define EMACS_SET_TTY_PROCESS_GROUP(fd, pgid) ioctl (fd, TIOCSPGRP, pgid)
263 # else 263
264 # ifdef HAVE_TERMIOS 264 #elif defined (HAVE_TCGETPGRP)
265 # define EMACS_HAVE_TTY_PGRP 265
266 # endif 266 #define EMACS_GET_TTY_PROCESS_GROUP(fd, pgid) (*(pgid) = tcgetpgrp (fd))
267 # endif 267 #define EMACS_SET_TTY_PROCESS_GROUP(fd, pgid) tcsetpgrp (fd, *(pgid))
268 268
269 #ifdef EMACS_HAVE_TTY_PGRP 269 #else
270
271 #if defined (HAVE_TERMIOS) && ! defined (BSD_TERMIOS)
272
273 /* Resist the urge to insert needless extra parentheses. */
274 #define EMACS_GET_TTY_PGRP(fd, pgid) (*(pgid) = tcgetpgrp (fd))
275 #define EMACS_SET_TTY_PGRP(fd, pgid) tcsetpgrp (fd, *(pgid))
276
277 #elif defined (TIOCSPGRP)
278
279 #define EMACS_GET_TTY_PGRP(fd, pgid) (ioctl ((fd), TIOCGPGRP, (pgid)))
280 #define EMACS_SET_TTY_PGRP(fd, pgid) (ioctl ((fd), TIOCSPGRP, (pgid)))
281
282 #endif
283
284 #endif /* EMACS_HAVE_TTY_PGRP */
285
286 #ifndef EMACS_GET_TTY_PGRP
287 270
288 /* Just ignore this for now and hope for the best */ 271 /* Just ignore this for now and hope for the best */
289 #define EMACS_GET_TTY_PGRP(fd, pgid) 0 272 #define EMACS_GET_TTY_PROCESS_GROUP(fd, pgid) 0
290 #define EMACS_SET_TTY_PGRP(fd, pgif) 0 273 #define EMACS_SET_TTY_PROCESS_GROUP(fd, pgif) 0
291 274
292 #endif 275 #endif
293
294 /* XEmacs interim backward-compatibility */
295 #define EMACS_GET_TTY_PROCESS_GROUP EMACS_GET_TTY_PGRP
296 #define EMACS_SET_TTY_PROCESS_GROUP EMACS_SET_TTY_PGRP
297 276
298 /* EMACS_GETPGRP (arg) returns the process group of the terminal. */ 277 /* EMACS_GETPGRP (arg) returns the process group of the terminal. */
299 278
300 #ifdef GETPGRP_VOID 279 #ifdef GETPGRP_VOID
301 #define EMACS_GETPGRP(x) getpgrp() 280 #define EMACS_GETPGRP(x) getpgrp()
331 # define EMACS_SEPARATE_PROCESS_GROUP() setpgrp () 310 # define EMACS_SEPARATE_PROCESS_GROUP() setpgrp ()
332 /* old (pre-SVR4) USG's don't provide any way to do this. 311 /* old (pre-SVR4) USG's don't provide any way to do this.
333 No big loss -- it just means that ^Z won't work right 312 No big loss -- it just means that ^Z won't work right
334 if we're run from sh. */ 313 if we're run from sh. */
335 # define EMACS_SET_PROCESS_GROUP(pg) 314 # define EMACS_SET_PROCESS_GROUP(pg)
336 #elif defined(__MINGW32__) 315 #elif defined(MINGW)
337 # define EMACS_SEPARATE_PROCESS_GROUP() 316 # define EMACS_SEPARATE_PROCESS_GROUP()
338 #else 317 #else
339 /* Under NeXTstep, a process group of 0 is not the same as specifying 318 /* Under NeXTstep, a process group of 0 is not the same as specifying
340 your own process ID, so we go ahead and specify it explicitly. */ 319 your own process ID, so we go ahead and specify it explicitly. */
341 # define EMACS_SEPARATE_PROCESS_GROUP() setpgrp (0, getpid ()) 320 # define EMACS_SEPARATE_PROCESS_GROUP() setpgrp (0, getpid ())
382 struct termios main; 361 struct termios main;
383 #else /* !HAVE_TCATTR */ 362 #else /* !HAVE_TCATTR */
384 #ifdef HAVE_TERMIO 363 #ifdef HAVE_TERMIO
385 struct termio main; 364 struct termio main;
386 #else /* !HAVE_TERMIO */ 365 #else /* !HAVE_TERMIO */
387 #ifdef DOS_NT 366 #ifdef WIN32_NATIVE
388 int main; 367 int main;
389 #else /* not DOS_NT */ 368 #else /* not WIN32_NATIVE */
390 struct sgttyb main; 369 struct sgttyb main;
391 #endif /* not DOS_NT */ 370 #endif /* not WIN32_NATIVE */
392 #endif /* !HAVE_TERMIO */ 371 #endif /* !HAVE_TERMIO */
393 #endif /* !HAVE_TCATTR */ 372 #endif /* !HAVE_TCATTR */
394 373
395 /* If we have TERMIOS, we don't need to do this - they're taken care of 374 /* If we have TERMIOS, we don't need to do this - they're taken care of
396 by the tc*attr calls. */ 375 by the tc*attr calls. */
426 #ifdef HAVE_TERMIO 405 #ifdef HAVE_TERMIO
427 406
428 #define EMACS_TTY_TABS_OK(p) (((p)->main.c_oflag & TABDLY) != TAB3) 407 #define EMACS_TTY_TABS_OK(p) (((p)->main.c_oflag & TABDLY) != TAB3)
429 408
430 #else /* neither HAVE_TERMIO nor HAVE_TERMIOS */ 409 #else /* neither HAVE_TERMIO nor HAVE_TERMIOS */
431 #ifdef DOS_NT 410 #ifdef WIN32_NATIVE
432 #define EMACS_TTY_TABS_OK(p) 0 411 #define EMACS_TTY_TABS_OK(p) 0
433 #else /* not DOS_NT */ 412 #else /* not WIN32_NATIVE */
434 #define EMACS_TTY_TABS_OK(p) (((p)->main.sg_flags & XTABS) != XTABS) 413 #define EMACS_TTY_TABS_OK(p) (((p)->main.sg_flags & XTABS) != XTABS)
435 #endif /* not DOS_NT */ 414 #endif /* not WIN32_NATIVE */
436 415
437 #endif /* not def HAVE_TERMIO */ 416 #endif /* not def HAVE_TERMIO */
438 #endif /* not def HAVE_TERMIOS */ 417 #endif /* not def HAVE_TERMIOS */
439 418
440 #endif /* INCLUDED_systty_h_ */ 419 #endif /* INCLUDED_systty_h_ */