Commit | Line | Data |
dcf686c9 |
1 | #ifdef __cplusplus |
2 | extern "C" { |
3 | #endif |
4 | #include "EXTERN.h" |
5 | #include "perl.h" |
6 | #include "XSUB.h" |
7 | #ifdef WIN32 |
8 | #include <time.h> |
9 | #else |
10 | #include <sys/time.h> |
11 | #endif |
36df99d6 |
12 | #ifdef HAS_SELECT |
13 | # ifdef I_SYS_SELECT |
14 | # include <sys/select.h> |
15 | # endif |
16 | #endif |
dcf686c9 |
17 | #ifdef __cplusplus |
18 | } |
19 | #endif |
20 | |
3f2ee006 |
21 | #ifndef aTHX_ |
22 | # define aTHX_ |
23 | # define pTHX_ |
24 | #endif |
25 | |
26 | #ifndef NVTYPE |
27 | # if defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE) |
28 | # define NVTYPE long double |
29 | # else |
30 | # define NVTYPE double |
31 | # endif |
32 | typedef NVTYPE NV; |
33 | #endif |
34 | |
35 | #ifndef IVdf |
36 | # ifdef IVSIZE |
37 | # if IVSIZE == LONGSIZE |
38 | # define IVdf "ld" |
39 | # else |
40 | # if IVSIZE == INTSIZE |
41 | # define IVdf "d" |
42 | # endif |
43 | # endif |
44 | # else |
45 | # define IVdf "ld" |
46 | # endif |
47 | #endif |
48 | |
49 | #ifndef NVef |
50 | # if defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE) && \ |
51 | defined(PERL_PRIgldbl) /* Not very likely, but let's try anyway. */ |
52 | # define NVgf PERL_PRIgldbl |
53 | # else |
54 | # define NVgf "g" |
55 | # endif |
56 | #endif |
57 | |
58 | #ifndef INT2PTR |
59 | |
60 | #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE) |
61 | # define PTRV UV |
62 | # define INT2PTR(any,d) (any)(d) |
63 | #else |
64 | # if PTRSIZE == LONGSIZE |
65 | # define PTRV unsigned long |
66 | # else |
67 | # define PTRV unsigned |
68 | # endif |
69 | # define INT2PTR(any,d) (any)(PTRV)(d) |
70 | #endif |
71 | #define PTR2IV(p) INT2PTR(IV,p) |
72 | |
73 | #endif /* !INT2PTR */ |
74 | |
75 | #ifndef SvPV_nolen |
76 | static char * |
77 | sv_2pv_nolen(pTHX_ register SV *sv) |
78 | { |
79 | STRLEN n_a; |
80 | return sv_2pv(sv, &n_a); |
81 | } |
82 | # define SvPV_nolen(sv) \ |
83 | ((SvFLAGS(sv) & (SVf_POK)) == SVf_POK \ |
84 | ? SvPVX(sv) : sv_2pv_nolen(sv)) |
85 | #endif |
86 | |
87 | #ifndef PerlProc_pause |
88 | # define PerlProc_pause() Pause() |
89 | #endif |
90 | |
91 | /* Though the cpp define ITIMER_VIRTUAL is available the functionality |
92 | * is not supported in Cygwin as of August 2002, ditto for Win32. |
93 | * Neither are ITIMER_PROF or ITIMER_REALPROF implemented. --jhi |
94 | */ |
95 | #if defined(__CYGWIN__) || defined(WIN32) |
96 | # undef ITIMER_VIRTUAL |
97 | # undef ITIMER_PROF |
98 | # undef ITIMER_REALPROF |
99 | #endif |
100 | |
98b50af3 |
101 | /* 5.004 doesn't define PL_sv_undef */ |
102 | #ifndef ATLEASTFIVEOHOHFIVE |
103 | #ifndef PL_sv_undef |
104 | #define PL_sv_undef sv_undef |
3f2ee006 |
105 | #endif |
3c72ec00 |
106 | #endif |
3c72ec00 |
107 | |
98b50af3 |
108 | #include "const-c.inc" |
3c72ec00 |
109 | |
fd44fdfd |
110 | #if !defined(HAS_GETTIMEOFDAY) && defined(WIN32) |
111 | #define HAS_GETTIMEOFDAY |
112 | |
6e3b076d |
113 | /* shows up in winsock.h? |
114 | struct timeval { |
115 | long tv_sec; |
116 | long tv_usec; |
117 | } |
118 | */ |
119 | |
fd44fdfd |
120 | typedef union { |
121 | unsigned __int64 ft_i64; |
122 | FILETIME ft_val; |
123 | } FT_t; |
124 | |
6e3b076d |
125 | /* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */ |
fd44fdfd |
126 | #ifdef __GNUC__ |
127 | #define Const64(x) x##LL |
128 | #else |
129 | #define Const64(x) x##i64 |
130 | #endif |
fd44fdfd |
131 | #define EPOCH_BIAS Const64(116444736000000000) |
132 | |
133 | /* NOTE: This does not compute the timezone info (doing so can be expensive, |
134 | * and appears to be unsupported even by glibc) */ |
6e3b076d |
135 | int |
136 | gettimeofday (struct timeval *tp, void *not_used) |
fd44fdfd |
137 | { |
138 | FT_t ft; |
139 | |
140 | /* this returns time in 100-nanosecond units (i.e. tens of usecs) */ |
141 | GetSystemTimeAsFileTime(&ft.ft_val); |
142 | |
143 | /* seconds since epoch */ |
144 | tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(10000000)); |
145 | |
146 | /* microseconds remaining */ |
147 | tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(1000000)); |
148 | |
149 | return 0; |
150 | } |
6e3b076d |
151 | #endif |
fd44fdfd |
152 | |
dcf686c9 |
153 | #if !defined(HAS_GETTIMEOFDAY) && defined(VMS) |
154 | #define HAS_GETTIMEOFDAY |
155 | |
9b6f56ad |
156 | #include <lnmdef.h> |
dcf686c9 |
157 | #include <time.h> /* gettimeofday */ |
158 | #include <stdlib.h> /* qdiv */ |
159 | #include <starlet.h> /* sys$gettim */ |
160 | #include <descrip.h> |
3785778e |
161 | #ifdef __VAX |
162 | #include <lib$routines.h> /* lib$ediv() */ |
163 | #endif |
dcf686c9 |
164 | |
165 | /* |
166 | VMS binary time is expressed in 100 nano-seconds since |
167 | system base time which is 17-NOV-1858 00:00:00.00 |
168 | */ |
169 | |
170 | #define DIV_100NS_TO_SECS 10000000L |
171 | #define DIV_100NS_TO_USECS 10L |
172 | |
173 | /* |
174 | gettimeofday is supposed to return times since the epoch |
175 | so need to determine this in terms of VMS base time |
176 | */ |
177 | static $DESCRIPTOR(dscepoch,"01-JAN-1970 00:00:00.00"); |
178 | |
5cdb7193 |
179 | #ifdef __VAX |
3785778e |
180 | static long base_adjust[2]={0L,0L}; |
5cdb7193 |
181 | #else |
dcf686c9 |
182 | static __int64 base_adjust=0; |
5cdb7193 |
183 | #endif |
dcf686c9 |
184 | |
9b6f56ad |
185 | /* |
186 | |
187 | If we don't have gettimeofday, then likely we are on a VMS machine that |
188 | operates on local time rather than UTC...so we have to zone-adjust. |
189 | This code gleefully swiped from VMS.C |
190 | |
191 | */ |
192 | /* method used to handle UTC conversions: |
193 | * 1 == CRTL gmtime(); 2 == SYS$TIMEZONE_DIFFERENTIAL; 3 == no correction |
194 | */ |
195 | static int gmtime_emulation_type; |
196 | /* number of secs to add to UTC POSIX-style time to get local time */ |
197 | static long int utc_offset_secs; |
198 | static struct dsc$descriptor_s fildevdsc = |
199 | { 12, DSC$K_DTYPE_T, DSC$K_CLASS_S, "LNM$FILE_DEV" }; |
200 | static struct dsc$descriptor_s *fildev[] = { &fildevdsc, NULL }; |
201 | |
202 | static time_t toutc_dst(time_t loc) { |
203 | struct tm *rsltmp; |
204 | |
205 | if ((rsltmp = localtime(&loc)) == NULL) return -1; |
206 | loc -= utc_offset_secs; |
207 | if (rsltmp->tm_isdst) loc -= 3600; |
208 | return loc; |
209 | } |
210 | |
211 | static time_t toloc_dst(time_t utc) { |
212 | struct tm *rsltmp; |
213 | |
214 | utc += utc_offset_secs; |
215 | if ((rsltmp = localtime(&utc)) == NULL) return -1; |
216 | if (rsltmp->tm_isdst) utc += 3600; |
217 | return utc; |
218 | } |
219 | |
220 | #define _toutc(secs) ((secs) == (time_t) -1 ? (time_t) -1 : \ |
221 | ((gmtime_emulation_type || timezone_setup()), \ |
222 | (gmtime_emulation_type == 1 ? toutc_dst(secs) : \ |
223 | ((secs) - utc_offset_secs)))) |
224 | |
225 | #define _toloc(secs) ((secs) == (time_t) -1 ? (time_t) -1 : \ |
226 | ((gmtime_emulation_type || timezone_setup()), \ |
227 | (gmtime_emulation_type == 1 ? toloc_dst(secs) : \ |
228 | ((secs) + utc_offset_secs)))) |
229 | |
230 | static int |
231 | timezone_setup(void) |
232 | { |
233 | struct tm *tm_p; |
234 | |
235 | if (gmtime_emulation_type == 0) { |
236 | int dstnow; |
237 | time_t base = 15 * 86400; /* 15jan71; to avoid month/year ends between */ |
238 | /* results of calls to gmtime() and localtime() */ |
239 | /* for same &base */ |
240 | |
241 | gmtime_emulation_type++; |
242 | if ((tm_p = gmtime(&base)) == NULL) { /* CRTL gmtime() is a fake */ |
243 | char off[LNM$C_NAMLENGTH+1];; |
244 | |
245 | gmtime_emulation_type++; |
246 | if (!Perl_vmstrnenv("SYS$TIMEZONE_DIFFERENTIAL",off,0,fildev,0)) { |
247 | gmtime_emulation_type++; |
248 | utc_offset_secs = 0; |
249 | Perl_warn(aTHX_ "no UTC offset information; assuming local time is UTC"); |
250 | } |
251 | else { utc_offset_secs = atol(off); } |
252 | } |
253 | else { /* We've got a working gmtime() */ |
254 | struct tm gmt, local; |
255 | |
256 | gmt = *tm_p; |
257 | tm_p = localtime(&base); |
258 | local = *tm_p; |
259 | utc_offset_secs = (local.tm_mday - gmt.tm_mday) * 86400; |
260 | utc_offset_secs += (local.tm_hour - gmt.tm_hour) * 3600; |
261 | utc_offset_secs += (local.tm_min - gmt.tm_min) * 60; |
262 | utc_offset_secs += (local.tm_sec - gmt.tm_sec); |
263 | } |
264 | } |
265 | return 1; |
266 | } |
267 | |
268 | |
dcf686c9 |
269 | int |
270 | gettimeofday (struct timeval *tp, void *tpz) |
271 | { |
272 | long ret; |
5cdb7193 |
273 | #ifdef __VAX |
3785778e |
274 | long quad[2]; |
275 | long quad1[2]; |
276 | long div_100ns_to_secs; |
277 | long div_100ns_to_usecs; |
278 | long quo,rem; |
279 | long quo1,rem1; |
5cdb7193 |
280 | #else |
dcf686c9 |
281 | __int64 quad; |
282 | __qdiv_t ans1,ans2; |
5cdb7193 |
283 | #endif |
dcf686c9 |
284 | /* |
285 | In case of error, tv_usec = 0 and tv_sec = VMS condition code. |
286 | The return from function is also set to -1. |
287 | This is not exactly as per the manual page. |
288 | */ |
289 | |
290 | tp->tv_usec = 0; |
291 | |
3785778e |
292 | #ifdef __VAX |
293 | if (base_adjust[0]==0 && base_adjust[1]==0) { |
294 | #else |
dcf686c9 |
295 | if (base_adjust==0) { /* Need to determine epoch adjustment */ |
3785778e |
296 | #endif |
dcf686c9 |
297 | ret=sys$bintim(&dscepoch,&base_adjust); |
298 | if (1 != (ret &&1)) { |
299 | tp->tv_sec = ret; |
300 | return -1; |
301 | } |
302 | } |
303 | |
304 | ret=sys$gettim(&quad); /* Get VMS system time */ |
305 | if ((1 && ret) == 1) { |
5cdb7193 |
306 | #ifdef __VAX |
3785778e |
307 | quad[0] -= base_adjust[0]; /* convert to epoch offset */ |
308 | quad[1] -= base_adjust[1]; /* convert 2nd half of quadword */ |
309 | div_100ns_to_secs = DIV_100NS_TO_SECS; |
310 | div_100ns_to_usecs = DIV_100NS_TO_USECS; |
311 | lib$ediv(&div_100ns_to_secs,&quad,&quo,&rem); |
312 | quad1[0] = rem; |
313 | quad1[1] = 0L; |
314 | lib$ediv(&div_100ns_to_usecs,&quad1,&quo1,&rem1); |
315 | tp->tv_sec = quo; /* Whole seconds */ |
316 | tp->tv_usec = quo1; /* Micro-seconds */ |
5cdb7193 |
317 | #else |
3785778e |
318 | quad -= base_adjust; /* convert to epoch offset */ |
dcf686c9 |
319 | ans1=qdiv(quad,DIV_100NS_TO_SECS); |
320 | ans2=qdiv(ans1.rem,DIV_100NS_TO_USECS); |
321 | tp->tv_sec = ans1.quot; /* Whole seconds */ |
322 | tp->tv_usec = ans2.quot; /* Micro-seconds */ |
3785778e |
323 | #endif |
dcf686c9 |
324 | } else { |
325 | tp->tv_sec = ret; |
326 | return -1; |
327 | } |
9b6f56ad |
328 | # ifdef VMSISH_TIME |
329 | # ifdef RTL_USES_UTC |
330 | if (VMSISH_TIME) tp->tv_sec = _toloc(tp->tv_sec); |
331 | # else |
332 | if (!VMSISH_TIME) tp->tv_sec = _toutc(tp->tv_sec); |
333 | # endif |
334 | # endif |
dcf686c9 |
335 | return 0; |
336 | } |
337 | #endif |
338 | |
3f2ee006 |
339 | |
340 | #if !defined(HAS_USLEEP) && defined(HAS_NANOSLEEP) |
341 | #define HAS_USLEEP |
342 | #define usleep hrt_nanosleep /* could conflict with ncurses for static build */ |
343 | |
344 | void |
345 | hrt_nanosleep(unsigned long usec) |
346 | { |
347 | struct timespec res; |
348 | res.tv_sec = usec/1000/1000; |
349 | res.tv_nsec = ( usec - res.tv_sec*1000*1000 ) * 1000; |
350 | nanosleep(&res, NULL); |
351 | } |
352 | #endif |
353 | |
354 | |
dcf686c9 |
355 | #if !defined(HAS_USLEEP) && defined(HAS_SELECT) |
356 | #ifndef SELECT_IS_BROKEN |
357 | #define HAS_USLEEP |
358 | #define usleep hrt_usleep /* could conflict with ncurses for static build */ |
359 | |
360 | void |
361 | hrt_usleep(unsigned long usec) |
362 | { |
363 | struct timeval tv; |
364 | tv.tv_sec = 0; |
365 | tv.tv_usec = usec; |
366 | select(0, (Select_fd_set_t)NULL, (Select_fd_set_t)NULL, |
367 | (Select_fd_set_t)NULL, &tv); |
368 | } |
369 | #endif |
370 | #endif |
371 | |
372 | #if !defined(HAS_USLEEP) && defined(WIN32) |
373 | #define HAS_USLEEP |
374 | #define usleep hrt_usleep /* could conflict with ncurses for static build */ |
375 | |
376 | void |
377 | hrt_usleep(unsigned long usec) |
378 | { |
379 | long msec; |
380 | msec = usec / 1000; |
381 | Sleep (msec); |
382 | } |
383 | #endif |
384 | |
385 | |
386 | #if !defined(HAS_UALARM) && defined(HAS_SETITIMER) |
387 | #define HAS_UALARM |
388 | #define ualarm hrt_ualarm /* could conflict with ncurses for static build */ |
389 | |
390 | int |
391 | hrt_ualarm(int usec, int interval) |
392 | { |
393 | struct itimerval itv; |
394 | itv.it_value.tv_sec = usec / 1000000; |
395 | itv.it_value.tv_usec = usec % 1000000; |
396 | itv.it_interval.tv_sec = interval / 1000000; |
397 | itv.it_interval.tv_usec = interval % 1000000; |
398 | return setitimer(ITIMER_REAL, &itv, 0); |
399 | } |
400 | #endif |
401 | |
ca40fe49 |
402 | #if !defined(HAS_UALARM) && defined(VMS) |
403 | #define HAS_UALARM |
404 | #define ualarm vms_ualarm |
405 | |
406 | #include <lib$routines.h> |
407 | #include <ssdef.h> |
408 | #include <starlet.h> |
409 | #include <descrip.h> |
410 | #include <signal.h> |
411 | #include <jpidef.h> |
412 | #include <psldef.h> |
413 | |
414 | #define VMSERR(s) (!((s)&1)) |
415 | |
416 | static void |
417 | us_to_VMS(useconds_t mseconds, unsigned long v[]) |
418 | { |
419 | int iss; |
420 | unsigned long qq[2]; |
421 | |
422 | qq[0] = mseconds; |
423 | qq[1] = 0; |
424 | v[0] = v[1] = 0; |
425 | |
426 | iss = lib$addx(qq,qq,qq); |
427 | if (VMSERR(iss)) lib$signal(iss); |
428 | iss = lib$subx(v,qq,v); |
429 | if (VMSERR(iss)) lib$signal(iss); |
430 | iss = lib$addx(qq,qq,qq); |
431 | if (VMSERR(iss)) lib$signal(iss); |
432 | iss = lib$subx(v,qq,v); |
433 | if (VMSERR(iss)) lib$signal(iss); |
434 | iss = lib$subx(v,qq,v); |
435 | if (VMSERR(iss)) lib$signal(iss); |
436 | } |
437 | |
438 | static int |
439 | VMS_to_us(unsigned long v[]) |
440 | { |
441 | int iss; |
442 | unsigned long div=10,quot, rem; |
443 | |
444 | iss = lib$ediv(&div,v,",&rem); |
445 | if (VMSERR(iss)) lib$signal(iss); |
446 | |
447 | return quot; |
448 | } |
449 | |
450 | typedef unsigned short word; |
451 | typedef struct _ualarm { |
452 | int function; |
453 | int repeat; |
454 | unsigned long delay[2]; |
455 | unsigned long interval[2]; |
456 | unsigned long remain[2]; |
457 | } Alarm; |
458 | |
459 | |
460 | static int alarm_ef; |
461 | static Alarm *a0, alarm_base; |
462 | #define UAL_NULL 0 |
463 | #define UAL_SET 1 |
464 | #define UAL_CLEAR 2 |
465 | #define UAL_ACTIVE 4 |
466 | static void ualarm_AST(Alarm *a); |
467 | |
468 | static int |
469 | vms_ualarm(int mseconds, int interval) |
470 | { |
471 | Alarm *a, abase; |
472 | struct item_list3 { |
473 | word length; |
474 | word code; |
475 | void *bufaddr; |
476 | void *retlenaddr; |
477 | } ; |
478 | static struct item_list3 itmlst[2]; |
479 | static int first = 1; |
480 | unsigned long asten; |
481 | int iss, enabled; |
482 | |
483 | if (first) { |
484 | first = 0; |
485 | itmlst[0].code = JPI$_ASTEN; |
486 | itmlst[0].length = sizeof(asten); |
487 | itmlst[0].retlenaddr = NULL; |
488 | itmlst[1].code = 0; |
489 | itmlst[1].length = 0; |
490 | itmlst[1].bufaddr = NULL; |
491 | itmlst[1].retlenaddr = NULL; |
492 | |
493 | iss = lib$get_ef(&alarm_ef); |
494 | if (VMSERR(iss)) lib$signal(iss); |
495 | |
496 | a0 = &alarm_base; |
497 | a0->function = UAL_NULL; |
498 | } |
499 | itmlst[0].bufaddr = &asten; |
500 | |
501 | iss = sys$getjpiw(0,0,0,itmlst,0,0,0); |
502 | if (VMSERR(iss)) lib$signal(iss); |
503 | if (!(asten&0x08)) return -1; |
504 | |
505 | a = &abase; |
506 | if (mseconds) { |
507 | a->function = UAL_SET; |
508 | } else { |
509 | a->function = UAL_CLEAR; |
510 | } |
511 | |
512 | us_to_VMS(mseconds, a->delay); |
513 | if (interval) { |
514 | us_to_VMS(interval, a->interval); |
515 | a->repeat = 1; |
516 | } else |
517 | a->repeat = 0; |
518 | |
519 | iss = sys$clref(alarm_ef); |
520 | if (VMSERR(iss)) lib$signal(iss); |
521 | |
522 | iss = sys$dclast(ualarm_AST,a,0); |
523 | if (VMSERR(iss)) lib$signal(iss); |
524 | |
525 | iss = sys$waitfr(alarm_ef); |
526 | if (VMSERR(iss)) lib$signal(iss); |
527 | |
528 | if (a->function == UAL_ACTIVE) |
529 | return VMS_to_us(a->remain); |
530 | else |
531 | return 0; |
532 | } |
533 | |
534 | |
535 | |
536 | static void |
537 | ualarm_AST(Alarm *a) |
538 | { |
539 | int iss; |
540 | unsigned long now[2]; |
541 | |
542 | iss = sys$gettim(now); |
543 | if (VMSERR(iss)) lib$signal(iss); |
544 | |
545 | if (a->function == UAL_SET || a->function == UAL_CLEAR) { |
546 | if (a0->function == UAL_ACTIVE) { |
547 | iss = sys$cantim(a0,PSL$C_USER); |
548 | if (VMSERR(iss)) lib$signal(iss); |
549 | |
550 | iss = lib$subx(a0->remain, now, a->remain); |
551 | if (VMSERR(iss)) lib$signal(iss); |
552 | |
553 | if (a->remain[1] & 0x80000000) |
554 | a->remain[0] = a->remain[1] = 0; |
555 | } |
556 | |
557 | if (a->function == UAL_SET) { |
558 | a->function = a0->function; |
559 | a0->function = UAL_ACTIVE; |
560 | a0->repeat = a->repeat; |
561 | if (a0->repeat) { |
562 | a0->interval[0] = a->interval[0]; |
563 | a0->interval[1] = a->interval[1]; |
564 | } |
565 | a0->delay[0] = a->delay[0]; |
566 | a0->delay[1] = a->delay[1]; |
567 | |
568 | iss = lib$subx(now, a0->delay, a0->remain); |
569 | if (VMSERR(iss)) lib$signal(iss); |
570 | |
571 | iss = sys$setimr(0,a0->delay,ualarm_AST,a0); |
572 | if (VMSERR(iss)) lib$signal(iss); |
573 | } else { |
574 | a->function = a0->function; |
575 | a0->function = UAL_NULL; |
576 | } |
577 | iss = sys$setef(alarm_ef); |
578 | if (VMSERR(iss)) lib$signal(iss); |
579 | } else if (a->function == UAL_ACTIVE) { |
580 | if (a->repeat) { |
581 | iss = lib$subx(now, a->interval, a->remain); |
582 | if (VMSERR(iss)) lib$signal(iss); |
583 | |
584 | iss = sys$setimr(0,a->interval,ualarm_AST,a); |
585 | if (VMSERR(iss)) lib$signal(iss); |
586 | } else { |
587 | a->function = UAL_NULL; |
588 | } |
589 | iss = sys$wake(0,0); |
590 | if (VMSERR(iss)) lib$signal(iss); |
591 | lib$signal(SS$_ASTFLT); |
592 | } else { |
593 | lib$signal(SS$_BADPARAM); |
594 | } |
595 | } |
596 | |
597 | #endif /* !HAS_UALARM && VMS */ |
598 | |
dcf686c9 |
599 | #ifdef HAS_GETTIMEOFDAY |
600 | |
a2e20b18 |
601 | static int |
dcf686c9 |
602 | myU2time(UV *ret) |
603 | { |
604 | struct timeval Tp; |
605 | int status; |
6e3b076d |
606 | status = gettimeofday (&Tp, NULL); |
dcf686c9 |
607 | ret[0] = Tp.tv_sec; |
608 | ret[1] = Tp.tv_usec; |
a2e20b18 |
609 | return status; |
dcf686c9 |
610 | } |
611 | |
3c72ec00 |
612 | static NV |
dcf686c9 |
613 | myNVtime() |
614 | { |
615 | struct timeval Tp; |
616 | int status; |
6e3b076d |
617 | status = gettimeofday (&Tp, NULL); |
a2e20b18 |
618 | return status == 0 ? Tp.tv_sec + (Tp.tv_usec / 1000000.) : -1.0; |
dcf686c9 |
619 | } |
620 | |
621 | #endif |
622 | |
623 | MODULE = Time::HiRes PACKAGE = Time::HiRes |
624 | |
625 | PROTOTYPES: ENABLE |
626 | |
627 | BOOT: |
3f2ee006 |
628 | #ifdef ATLEASTFIVEOHOHFIVE |
dcf686c9 |
629 | #ifdef HAS_GETTIMEOFDAY |
a2e20b18 |
630 | { |
631 | UV auv[2]; |
cfb1f18c |
632 | hv_store(PL_modglobal, "Time::NVtime", 12, newSViv(PTR2IV(myNVtime)), 0); |
a2e20b18 |
633 | if (myU2time(auv) == 0) |
634 | hv_store(PL_modglobal, "Time::U2time", 12, newSViv((IV) auv[0]), 0); |
635 | } |
dcf686c9 |
636 | #endif |
3f2ee006 |
637 | #endif |
dcf686c9 |
638 | |
98b50af3 |
639 | INCLUDE: const-xs.inc |
3c72ec00 |
640 | |
52d72fba |
641 | #if defined(HAS_USLEEP) && defined(HAS_GETTIMEOFDAY) |
dcf686c9 |
642 | |
92bc48ca |
643 | NV |
dcf686c9 |
644 | usleep(useconds) |
92bc48ca |
645 | NV useconds |
52d72fba |
646 | PREINIT: |
647 | struct timeval Ta, Tb; |
648 | CODE: |
6e3b076d |
649 | gettimeofday(&Ta, NULL); |
52d72fba |
650 | if (items > 0) { |
92bc48ca |
651 | if (useconds > 1E6) { |
652 | IV seconds = (IV) (useconds / 1E6); |
f7916ddb |
653 | /* If usleep() has been implemented using setitimer() |
654 | * then this contortion is unnecessary-- but usleep() |
655 | * may be implemented in some other way, so let's contort. */ |
656 | if (seconds) { |
657 | sleep(seconds); |
658 | useconds -= 1E6 * seconds; |
659 | } |
660 | } else if (useconds < 0.0) |
661 | croak("Time::HiRes::usleep(%"NVgf"): negative time not invented yet", useconds); |
9a2ac92c |
662 | usleep((U32)useconds); |
52d72fba |
663 | } else |
664 | PerlProc_pause(); |
6e3b076d |
665 | gettimeofday(&Tb, NULL); |
92bc48ca |
666 | #if 0 |
667 | printf("[%ld %ld] [%ld %ld]\n", Tb.tv_sec, Tb.tv_usec, Ta.tv_sec, Ta.tv_usec); |
668 | #endif |
669 | RETVAL = 1E6*(Tb.tv_sec-Ta.tv_sec)+(NV)((IV)Tb.tv_usec-(IV)Ta.tv_usec); |
dcf686c9 |
670 | |
52d72fba |
671 | OUTPUT: |
672 | RETVAL |
673 | |
674 | NV |
f9d00e57 |
675 | sleep(...) |
52d72fba |
676 | PREINIT: |
677 | struct timeval Ta, Tb; |
dcf686c9 |
678 | CODE: |
6e3b076d |
679 | gettimeofday(&Ta, NULL); |
92bc48ca |
680 | if (items > 0) { |
681 | NV seconds = SvNV(ST(0)); |
f7916ddb |
682 | if (seconds >= 0.0) { |
7c436af3 |
683 | UV useconds = (UV)(1E6 * (seconds - (UV)seconds)); |
4880edd6 |
684 | if (seconds >= 1.0) |
9a2ac92c |
685 | sleep((U32)seconds); |
f7916ddb |
686 | usleep(useconds); |
687 | } else |
688 | croak("Time::HiRes::sleep(%"NVgf"): negative time not invented yet", seconds); |
92bc48ca |
689 | } else |
f9d00e57 |
690 | PerlProc_pause(); |
6e3b076d |
691 | gettimeofday(&Tb, NULL); |
92bc48ca |
692 | #if 0 |
693 | printf("[%ld %ld] [%ld %ld]\n", Tb.tv_sec, Tb.tv_usec, Ta.tv_sec, Ta.tv_usec); |
694 | #endif |
52d72fba |
695 | RETVAL = (NV)(Tb.tv_sec-Ta.tv_sec)+0.000001*(NV)(Tb.tv_usec-Ta.tv_usec); |
696 | |
697 | OUTPUT: |
698 | RETVAL |
dcf686c9 |
699 | |
700 | #endif |
701 | |
702 | #ifdef HAS_UALARM |
703 | |
3de7a4ec |
704 | int |
dcf686c9 |
705 | ualarm(useconds,interval=0) |
706 | int useconds |
707 | int interval |
f7916ddb |
708 | CODE: |
709 | if (useconds < 0 || interval < 0) |
3de7a4ec |
710 | croak("Time::HiRes::ualarm(%d, %d): negative time not invented yet", useconds, interval); |
f7916ddb |
711 | RETVAL = ualarm(useconds, interval); |
dcf686c9 |
712 | |
f7916ddb |
713 | OUTPUT: |
714 | RETVAL |
715 | |
716 | NV |
717 | alarm(seconds,interval=0) |
718 | NV seconds |
719 | NV interval |
dcf686c9 |
720 | CODE: |
f7916ddb |
721 | if (seconds < 0.0 || interval < 0.0) |
722 | croak("Time::HiRes::alarm(%"NVgf", %"NVgf"): negative time not invented yet", seconds, interval); |
723 | RETVAL = (NV)ualarm(seconds * 1000000, |
724 | interval * 1000000) / 1E6; |
dcf686c9 |
725 | |
c6c619a9 |
726 | OUTPUT: |
727 | RETVAL |
728 | |
dcf686c9 |
729 | #endif |
730 | |
731 | #ifdef HAS_GETTIMEOFDAY |
db835671 |
732 | # ifdef MACOS_TRADITIONAL /* fix epoch TZ and use unsigned time_t */ |
733 | void |
734 | gettimeofday() |
735 | PREINIT: |
736 | struct timeval Tp; |
737 | struct timezone Tz; |
738 | PPCODE: |
739 | int status; |
6e3b076d |
740 | status = gettimeofday (&Tp, &Tz); |
db835671 |
741 | Tp.tv_sec += Tz.tz_minuteswest * 60; /* adjust for TZ */ |
742 | |
743 | if (GIMME == G_ARRAY) { |
744 | EXTEND(sp, 2); |
745 | /* Mac OS (Classic) has unsigned time_t */ |
746 | PUSHs(sv_2mortal(newSVuv(Tp.tv_sec))); |
747 | PUSHs(sv_2mortal(newSViv(Tp.tv_usec))); |
748 | } else { |
749 | EXTEND(sp, 1); |
750 | PUSHs(sv_2mortal(newSVnv(Tp.tv_sec + (Tp.tv_usec / 1000000.0)))); |
751 | } |
752 | |
753 | NV |
754 | time() |
755 | PREINIT: |
756 | struct timeval Tp; |
757 | struct timezone Tz; |
758 | CODE: |
759 | int status; |
6e3b076d |
760 | status = gettimeofday (&Tp, &Tz); |
db835671 |
761 | Tp.tv_sec += Tz.tz_minuteswest * 60; /* adjust for TZ */ |
762 | RETVAL = Tp.tv_sec + (Tp.tv_usec / 1000000.0); |
763 | OUTPUT: |
764 | RETVAL |
dcf686c9 |
765 | |
db835671 |
766 | # else /* MACOS_TRADITIONAL */ |
dcf686c9 |
767 | void |
768 | gettimeofday() |
769 | PREINIT: |
770 | struct timeval Tp; |
771 | PPCODE: |
772 | int status; |
6e3b076d |
773 | status = gettimeofday (&Tp, NULL); |
dcf686c9 |
774 | if (GIMME == G_ARRAY) { |
775 | EXTEND(sp, 2); |
776 | PUSHs(sv_2mortal(newSViv(Tp.tv_sec))); |
777 | PUSHs(sv_2mortal(newSViv(Tp.tv_usec))); |
778 | } else { |
779 | EXTEND(sp, 1); |
780 | PUSHs(sv_2mortal(newSVnv(Tp.tv_sec + (Tp.tv_usec / 1000000.0)))); |
781 | } |
782 | |
3c72ec00 |
783 | NV |
dcf686c9 |
784 | time() |
785 | PREINIT: |
786 | struct timeval Tp; |
787 | CODE: |
788 | int status; |
6e3b076d |
789 | status = gettimeofday (&Tp, NULL); |
dcf686c9 |
790 | RETVAL = Tp.tv_sec + (Tp.tv_usec / 1000000.); |
791 | OUTPUT: |
792 | RETVAL |
793 | |
db835671 |
794 | # endif /* MACOS_TRADITIONAL */ |
dcf686c9 |
795 | #endif |
796 | |
3c72ec00 |
797 | #if defined(HAS_GETITIMER) && defined(HAS_SETITIMER) |
798 | |
799 | #define TV2NV(tv) ((NV)((tv).tv_sec) + 0.000001 * (NV)((tv).tv_usec)) |
800 | |
801 | void |
802 | setitimer(which, seconds, interval = 0) |
803 | int which |
804 | NV seconds |
805 | NV interval |
806 | PREINIT: |
807 | struct itimerval newit; |
808 | struct itimerval oldit; |
809 | PPCODE: |
f7916ddb |
810 | if (seconds < 0.0 || interval < 0.0) |
436c6dd3 |
811 | croak("Time::HiRes::setitimer(%"IVdf", %"NVgf", %"NVgf"): negative time not invented yet", (IV)which, seconds, interval); |
3c72ec00 |
812 | newit.it_value.tv_sec = seconds; |
813 | newit.it_value.tv_usec = |
814 | (seconds - (NV)newit.it_value.tv_sec) * 1000000.0; |
815 | newit.it_interval.tv_sec = interval; |
816 | newit.it_interval.tv_usec = |
817 | (interval - (NV)newit.it_interval.tv_sec) * 1000000.0; |
818 | if (setitimer(which, &newit, &oldit) == 0) { |
819 | EXTEND(sp, 1); |
820 | PUSHs(sv_2mortal(newSVnv(TV2NV(oldit.it_value)))); |
821 | if (GIMME == G_ARRAY) { |
822 | EXTEND(sp, 1); |
823 | PUSHs(sv_2mortal(newSVnv(TV2NV(oldit.it_interval)))); |
824 | } |
825 | } |
826 | |
827 | void |
828 | getitimer(which) |
829 | int which |
830 | PREINIT: |
831 | struct itimerval nowit; |
832 | PPCODE: |
833 | if (getitimer(which, &nowit) == 0) { |
834 | EXTEND(sp, 1); |
835 | PUSHs(sv_2mortal(newSVnv(TV2NV(nowit.it_value)))); |
836 | if (GIMME == G_ARRAY) { |
837 | EXTEND(sp, 1); |
838 | PUSHs(sv_2mortal(newSVnv(TV2NV(nowit.it_interval)))); |
839 | } |
840 | } |
841 | |
842 | #endif |
843 | |