Commit | Line | Data |
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f8daf111 RGS |
1 | /* |
2 | * | |
3 | * Copyright (c) 1996-2002 Douglas E. Wegscheid. All rights reserved. | |
4 | * | |
f445b110 | 5 | * Copyright (c) 2002,2003,2004,2005,2006 Jarkko Hietaniemi. All rights reserved. |
f8daf111 RGS |
6 | * |
7 | * This program is free software; you can redistribute it and/or modify | |
8 | * it under the same terms as Perl itself. | |
9 | */ | |
10 | ||
dcf686c9 JH |
11 | #ifdef __cplusplus |
12 | extern "C" { | |
13 | #endif | |
0225372c | 14 | #define PERL_NO_GET_CONTEXT |
dcf686c9 JH |
15 | #include "EXTERN.h" |
16 | #include "perl.h" | |
17 | #include "XSUB.h" | |
1fbb4de4 | 18 | #include "ppport.h" |
4ed0e2d4 RGS |
19 | #if defined(__CYGWIN__) && defined(HAS_W32API_WINDOWS_H) |
20 | # include <w32api/windows.h> | |
21 | # define CYGWIN_WITH_W32API | |
22 | #endif | |
dcf686c9 | 23 | #ifdef WIN32 |
4ed0e2d4 | 24 | # include <time.h> |
dcf686c9 | 25 | #else |
4ed0e2d4 | 26 | # include <sys/time.h> |
dcf686c9 | 27 | #endif |
36df99d6 PG |
28 | #ifdef HAS_SELECT |
29 | # ifdef I_SYS_SELECT | |
30 | # include <sys/select.h> | |
31 | # endif | |
32 | #endif | |
ced84e60 SP |
33 | #if defined(TIME_HIRES_CLOCK_GETTIME_SYSCALL) || defined(TIME_HIRES_CLOCK_GETRES_SYSCALL) |
34 | #include <syscall.h> | |
35 | #endif | |
dcf686c9 JH |
36 | #ifdef __cplusplus |
37 | } | |
38 | #endif | |
39 | ||
b69b1b83 SP |
40 | #define IV_1E6 1000000 |
41 | #define IV_1E7 10000000 | |
42 | #define IV_1E9 1000000000 | |
43 | ||
47e797f6 SP |
44 | #define NV_1E6 1000000.0 |
45 | #define NV_1E7 10000000.0 | |
46 | #define NV_1E9 1000000000.0 | |
47 | ||
1fbb4de4 RGS |
48 | #ifndef PerlProc_pause |
49 | # define PerlProc_pause() Pause() | |
3f2ee006 HS |
50 | #endif |
51 | ||
1fbb4de4 RGS |
52 | #ifdef HAS_PAUSE |
53 | # define Pause pause | |
3f2ee006 | 54 | #else |
27da23d5 | 55 | # undef Pause /* In case perl.h did it already. */ |
64a7a97c | 56 | # define Pause() sleep(~0) /* Zzz for a long time. */ |
3f2ee006 HS |
57 | #endif |
58 | ||
59 | /* Though the cpp define ITIMER_VIRTUAL is available the functionality | |
4ed0e2d4 | 60 | * is not supported in Cygwin as of August 2004, ditto for Win32. |
3f2ee006 HS |
61 | * Neither are ITIMER_PROF or ITIMER_REALPROF implemented. --jhi |
62 | */ | |
63 | #if defined(__CYGWIN__) || defined(WIN32) | |
64 | # undef ITIMER_VIRTUAL | |
65 | # undef ITIMER_PROF | |
66 | # undef ITIMER_REALPROF | |
67 | #endif | |
68 | ||
98b50af3 JH |
69 | /* 5.004 doesn't define PL_sv_undef */ |
70 | #ifndef ATLEASTFIVEOHOHFIVE | |
4ed0e2d4 RGS |
71 | # ifndef PL_sv_undef |
72 | # define PL_sv_undef sv_undef | |
73 | # endif | |
3c72ec00 | 74 | #endif |
3c72ec00 | 75 | |
82cbdcc3 SP |
76 | #if defined(TIME_HIRES_CLOCK_GETTIME) && defined(_STRUCT_ITIMERSPEC) |
77 | ||
78 | /* HP-UX has CLOCK_XXX values but as enums, not as defines. | |
79 | * The only way to detect these would be to test compile for each. */ | |
80 | # ifdef __hpux | |
81 | # define CLOCK_REALTIME CLOCK_REALTIME | |
82 | # define CLOCK_VIRTUAL CLOCK_VIRTUAL | |
83 | # define CLOCK_PROFILE CLOCK_PROFILE | |
84 | # endif /* # ifdef __hpux */ | |
85 | ||
86 | #endif /* #if defined(TIME_HIRES_CLOCK_GETTIME) && defined(_STRUCT_ITIMERSPEC) */ | |
3c72ec00 | 87 | |
4ed0e2d4 | 88 | #if defined(WIN32) || defined(CYGWIN_WITH_W32API) |
0225372c RGS |
89 | |
90 | #ifndef HAS_GETTIMEOFDAY | |
91 | # define HAS_GETTIMEOFDAY | |
92 | #endif | |
fd44fdfd | 93 | |
6e3b076d JH |
94 | /* shows up in winsock.h? |
95 | struct timeval { | |
96 | long tv_sec; | |
97 | long tv_usec; | |
98 | } | |
99 | */ | |
100 | ||
fd44fdfd JH |
101 | typedef union { |
102 | unsigned __int64 ft_i64; | |
103 | FILETIME ft_val; | |
104 | } FT_t; | |
105 | ||
0225372c RGS |
106 | #define MY_CXT_KEY "Time::HiRes_" XS_VERSION |
107 | ||
108 | typedef struct { | |
109 | unsigned long run_count; | |
110 | unsigned __int64 base_ticks; | |
111 | unsigned __int64 tick_frequency; | |
112 | FT_t base_systime_as_filetime; | |
4ed0e2d4 | 113 | unsigned __int64 reset_time; |
0225372c RGS |
114 | } my_cxt_t; |
115 | ||
116 | START_MY_CXT | |
117 | ||
6e3b076d | 118 | /* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */ |
fd44fdfd | 119 | #ifdef __GNUC__ |
4ed0e2d4 | 120 | # define Const64(x) x##LL |
fd44fdfd | 121 | #else |
4ed0e2d4 | 122 | # define Const64(x) x##i64 |
fd44fdfd | 123 | #endif |
fd44fdfd JH |
124 | #define EPOCH_BIAS Const64(116444736000000000) |
125 | ||
f445b110 SP |
126 | #ifdef Const64 |
127 | # ifdef __GNUC__ | |
128 | # define IV_1E6LL 1000000LL /* Needed because of Const64() ##-appends LL (or i64). */ | |
129 | # define IV_1E7LL 10000000LL | |
130 | # define IV_1E9LL 1000000000LL | |
131 | # else | |
132 | # define IV_1E6i64 1000000i64 | |
133 | # define IV_1E7i64 10000000i64 | |
134 | # define IV_1E9i64 1000000000i64 | |
135 | # endif | |
136 | #endif | |
137 | ||
fd44fdfd JH |
138 | /* NOTE: This does not compute the timezone info (doing so can be expensive, |
139 | * and appears to be unsupported even by glibc) */ | |
0225372c RGS |
140 | |
141 | /* dMY_CXT needs a Perl context and we don't want to call PERL_GET_CONTEXT | |
142 | for performance reasons */ | |
143 | ||
144 | #undef gettimeofday | |
145 | #define gettimeofday(tp, not_used) _gettimeofday(aTHX_ tp, not_used) | |
146 | ||
d8cb5b61 RGS |
147 | /* If the performance counter delta drifts more than 0.5 seconds from the |
148 | * system time then we recalibrate to the system time. This means we may | |
c1dc6e7c | 149 | * move *backwards* in time! */ |
4ed0e2d4 | 150 | #define MAX_PERF_COUNTER_SKEW Const64(5000000) /* 0.5 seconds */ |
c1dc6e7c | 151 | |
4ed0e2d4 RGS |
152 | /* Reset reading from the performance counter every five minutes. |
153 | * Many PC clocks just seem to be so bad. */ | |
154 | #define MAX_PERF_COUNTER_TICKS Const64(300000000) /* 300 seconds */ | |
c1dc6e7c | 155 | |
0225372c RGS |
156 | static int |
157 | _gettimeofday(pTHX_ struct timeval *tp, void *not_used) | |
fd44fdfd | 158 | { |
0225372c RGS |
159 | dMY_CXT; |
160 | ||
161 | unsigned __int64 ticks; | |
fd44fdfd JH |
162 | FT_t ft; |
163 | ||
4ed0e2d4 RGS |
164 | if (MY_CXT.run_count++ == 0 || |
165 | MY_CXT.base_systime_as_filetime.ft_i64 > MY_CXT.reset_time) { | |
166 | QueryPerformanceFrequency((LARGE_INTEGER*)&MY_CXT.tick_frequency); | |
167 | QueryPerformanceCounter((LARGE_INTEGER*)&MY_CXT.base_ticks); | |
168 | GetSystemTimeAsFileTime(&MY_CXT.base_systime_as_filetime.ft_val); | |
169 | ft.ft_i64 = MY_CXT.base_systime_as_filetime.ft_i64; | |
170 | MY_CXT.reset_time = ft.ft_i64 + MAX_PERF_COUNTER_TICKS; | |
171 | } | |
172 | else { | |
c1dc6e7c | 173 | __int64 diff; |
0225372c RGS |
174 | QueryPerformanceCounter((LARGE_INTEGER*)&ticks); |
175 | ticks -= MY_CXT.base_ticks; | |
176 | ft.ft_i64 = MY_CXT.base_systime_as_filetime.ft_i64 | |
47e797f6 SP |
177 | + Const64(IV_1E7) * (ticks / MY_CXT.tick_frequency) |
178 | +(Const64(IV_1E7) * (ticks % MY_CXT.tick_frequency)) / MY_CXT.tick_frequency; | |
c1dc6e7c | 179 | diff = ft.ft_i64 - MY_CXT.base_systime_as_filetime.ft_i64; |
4ed0e2d4 RGS |
180 | if (diff < -MAX_PERF_COUNTER_SKEW || diff > MAX_PERF_COUNTER_SKEW) { |
181 | MY_CXT.base_ticks += ticks; | |
182 | GetSystemTimeAsFileTime(&MY_CXT.base_systime_as_filetime.ft_val); | |
183 | ft.ft_i64 = MY_CXT.base_systime_as_filetime.ft_i64; | |
c1dc6e7c | 184 | } |
0225372c | 185 | } |
fd44fdfd JH |
186 | |
187 | /* seconds since epoch */ | |
47e797f6 | 188 | tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(IV_1E7)); |
fd44fdfd JH |
189 | |
190 | /* microseconds remaining */ | |
47e797f6 | 191 | tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(IV_1E6)); |
fd44fdfd JH |
192 | |
193 | return 0; | |
194 | } | |
6e3b076d | 195 | #endif |
fd44fdfd | 196 | |
0225372c RGS |
197 | #if defined(WIN32) && !defined(ATLEASTFIVEOHOHFIVE) |
198 | static unsigned int | |
199 | sleep(unsigned int t) | |
200 | { | |
201 | Sleep(t*1000); | |
202 | return 0; | |
203 | } | |
204 | #endif | |
205 | ||
dcf686c9 JH |
206 | #if !defined(HAS_GETTIMEOFDAY) && defined(VMS) |
207 | #define HAS_GETTIMEOFDAY | |
208 | ||
9b6f56ad | 209 | #include <lnmdef.h> |
dcf686c9 JH |
210 | #include <time.h> /* gettimeofday */ |
211 | #include <stdlib.h> /* qdiv */ | |
212 | #include <starlet.h> /* sys$gettim */ | |
213 | #include <descrip.h> | |
3785778e PP |
214 | #ifdef __VAX |
215 | #include <lib$routines.h> /* lib$ediv() */ | |
216 | #endif | |
dcf686c9 JH |
217 | |
218 | /* | |
219 | VMS binary time is expressed in 100 nano-seconds since | |
220 | system base time which is 17-NOV-1858 00:00:00.00 | |
221 | */ | |
222 | ||
223 | #define DIV_100NS_TO_SECS 10000000L | |
224 | #define DIV_100NS_TO_USECS 10L | |
225 | ||
226 | /* | |
227 | gettimeofday is supposed to return times since the epoch | |
228 | so need to determine this in terms of VMS base time | |
229 | */ | |
230 | static $DESCRIPTOR(dscepoch,"01-JAN-1970 00:00:00.00"); | |
231 | ||
5cdb7193 | 232 | #ifdef __VAX |
3785778e | 233 | static long base_adjust[2]={0L,0L}; |
5cdb7193 | 234 | #else |
dcf686c9 | 235 | static __int64 base_adjust=0; |
5cdb7193 | 236 | #endif |
dcf686c9 | 237 | |
9b6f56ad CL |
238 | /* |
239 | ||
240 | If we don't have gettimeofday, then likely we are on a VMS machine that | |
241 | operates on local time rather than UTC...so we have to zone-adjust. | |
242 | This code gleefully swiped from VMS.C | |
243 | ||
244 | */ | |
245 | /* method used to handle UTC conversions: | |
246 | * 1 == CRTL gmtime(); 2 == SYS$TIMEZONE_DIFFERENTIAL; 3 == no correction | |
247 | */ | |
248 | static int gmtime_emulation_type; | |
249 | /* number of secs to add to UTC POSIX-style time to get local time */ | |
250 | static long int utc_offset_secs; | |
251 | static struct dsc$descriptor_s fildevdsc = | |
252 | { 12, DSC$K_DTYPE_T, DSC$K_CLASS_S, "LNM$FILE_DEV" }; | |
253 | static struct dsc$descriptor_s *fildev[] = { &fildevdsc, NULL }; | |
254 | ||
255 | static time_t toutc_dst(time_t loc) { | |
256 | struct tm *rsltmp; | |
257 | ||
258 | if ((rsltmp = localtime(&loc)) == NULL) return -1; | |
259 | loc -= utc_offset_secs; | |
260 | if (rsltmp->tm_isdst) loc -= 3600; | |
261 | return loc; | |
262 | } | |
263 | ||
264 | static time_t toloc_dst(time_t utc) { | |
265 | struct tm *rsltmp; | |
266 | ||
267 | utc += utc_offset_secs; | |
268 | if ((rsltmp = localtime(&utc)) == NULL) return -1; | |
269 | if (rsltmp->tm_isdst) utc += 3600; | |
270 | return utc; | |
271 | } | |
272 | ||
273 | #define _toutc(secs) ((secs) == (time_t) -1 ? (time_t) -1 : \ | |
274 | ((gmtime_emulation_type || timezone_setup()), \ | |
275 | (gmtime_emulation_type == 1 ? toutc_dst(secs) : \ | |
276 | ((secs) - utc_offset_secs)))) | |
277 | ||
278 | #define _toloc(secs) ((secs) == (time_t) -1 ? (time_t) -1 : \ | |
279 | ((gmtime_emulation_type || timezone_setup()), \ | |
280 | (gmtime_emulation_type == 1 ? toloc_dst(secs) : \ | |
281 | ((secs) + utc_offset_secs)))) | |
282 | ||
283 | static int | |
284 | timezone_setup(void) | |
285 | { | |
286 | struct tm *tm_p; | |
287 | ||
288 | if (gmtime_emulation_type == 0) { | |
289 | int dstnow; | |
290 | time_t base = 15 * 86400; /* 15jan71; to avoid month/year ends between */ | |
291 | /* results of calls to gmtime() and localtime() */ | |
292 | /* for same &base */ | |
293 | ||
294 | gmtime_emulation_type++; | |
295 | if ((tm_p = gmtime(&base)) == NULL) { /* CRTL gmtime() is a fake */ | |
296 | char off[LNM$C_NAMLENGTH+1];; | |
297 | ||
298 | gmtime_emulation_type++; | |
299 | if (!Perl_vmstrnenv("SYS$TIMEZONE_DIFFERENTIAL",off,0,fildev,0)) { | |
300 | gmtime_emulation_type++; | |
301 | utc_offset_secs = 0; | |
302 | Perl_warn(aTHX_ "no UTC offset information; assuming local time is UTC"); | |
303 | } | |
304 | else { utc_offset_secs = atol(off); } | |
305 | } | |
306 | else { /* We've got a working gmtime() */ | |
307 | struct tm gmt, local; | |
308 | ||
309 | gmt = *tm_p; | |
310 | tm_p = localtime(&base); | |
311 | local = *tm_p; | |
312 | utc_offset_secs = (local.tm_mday - gmt.tm_mday) * 86400; | |
313 | utc_offset_secs += (local.tm_hour - gmt.tm_hour) * 3600; | |
314 | utc_offset_secs += (local.tm_min - gmt.tm_min) * 60; | |
315 | utc_offset_secs += (local.tm_sec - gmt.tm_sec); | |
316 | } | |
317 | } | |
318 | return 1; | |
319 | } | |
320 | ||
321 | ||
dcf686c9 JH |
322 | int |
323 | gettimeofday (struct timeval *tp, void *tpz) | |
324 | { | |
325 | long ret; | |
5cdb7193 | 326 | #ifdef __VAX |
3785778e PP |
327 | long quad[2]; |
328 | long quad1[2]; | |
329 | long div_100ns_to_secs; | |
330 | long div_100ns_to_usecs; | |
331 | long quo,rem; | |
332 | long quo1,rem1; | |
5cdb7193 | 333 | #else |
dcf686c9 JH |
334 | __int64 quad; |
335 | __qdiv_t ans1,ans2; | |
5cdb7193 | 336 | #endif |
dcf686c9 JH |
337 | /* |
338 | In case of error, tv_usec = 0 and tv_sec = VMS condition code. | |
339 | The return from function is also set to -1. | |
340 | This is not exactly as per the manual page. | |
341 | */ | |
342 | ||
343 | tp->tv_usec = 0; | |
344 | ||
3785778e PP |
345 | #ifdef __VAX |
346 | if (base_adjust[0]==0 && base_adjust[1]==0) { | |
347 | #else | |
dcf686c9 | 348 | if (base_adjust==0) { /* Need to determine epoch adjustment */ |
3785778e | 349 | #endif |
dcf686c9 JH |
350 | ret=sys$bintim(&dscepoch,&base_adjust); |
351 | if (1 != (ret &&1)) { | |
352 | tp->tv_sec = ret; | |
353 | return -1; | |
354 | } | |
355 | } | |
356 | ||
357 | ret=sys$gettim(&quad); /* Get VMS system time */ | |
358 | if ((1 && ret) == 1) { | |
5cdb7193 | 359 | #ifdef __VAX |
3785778e PP |
360 | quad[0] -= base_adjust[0]; /* convert to epoch offset */ |
361 | quad[1] -= base_adjust[1]; /* convert 2nd half of quadword */ | |
362 | div_100ns_to_secs = DIV_100NS_TO_SECS; | |
363 | div_100ns_to_usecs = DIV_100NS_TO_USECS; | |
364 | lib$ediv(&div_100ns_to_secs,&quad,&quo,&rem); | |
365 | quad1[0] = rem; | |
366 | quad1[1] = 0L; | |
367 | lib$ediv(&div_100ns_to_usecs,&quad1,&quo1,&rem1); | |
368 | tp->tv_sec = quo; /* Whole seconds */ | |
369 | tp->tv_usec = quo1; /* Micro-seconds */ | |
5cdb7193 | 370 | #else |
3785778e | 371 | quad -= base_adjust; /* convert to epoch offset */ |
dcf686c9 JH |
372 | ans1=qdiv(quad,DIV_100NS_TO_SECS); |
373 | ans2=qdiv(ans1.rem,DIV_100NS_TO_USECS); | |
374 | tp->tv_sec = ans1.quot; /* Whole seconds */ | |
375 | tp->tv_usec = ans2.quot; /* Micro-seconds */ | |
3785778e | 376 | #endif |
dcf686c9 JH |
377 | } else { |
378 | tp->tv_sec = ret; | |
379 | return -1; | |
380 | } | |
9b6f56ad CL |
381 | # ifdef VMSISH_TIME |
382 | # ifdef RTL_USES_UTC | |
383 | if (VMSISH_TIME) tp->tv_sec = _toloc(tp->tv_sec); | |
384 | # else | |
385 | if (!VMSISH_TIME) tp->tv_sec = _toutc(tp->tv_sec); | |
386 | # endif | |
387 | # endif | |
dcf686c9 JH |
388 | return 0; |
389 | } | |
390 | #endif | |
391 | ||
3f2ee006 | 392 | |
046e3f33 | 393 | /* Do not use H A S _ N A N O S L E E P |
70cf0185 SP |
394 | * so that Perl Configure doesn't scan for it (and pull in -lrt and |
395 | * the like which are not usually good ideas for the default Perl). | |
e5433ad8 | 396 | * (We are part of the core perl now.) |
046e3f33 JH |
397 | * The TIME_HIRES_NANOSLEEP is set by Makefile.PL. */ |
398 | #if !defined(HAS_USLEEP) && defined(TIME_HIRES_NANOSLEEP) | |
3f2ee006 | 399 | #define HAS_USLEEP |
3d0346a5 | 400 | #define usleep hrt_nanosleep /* could conflict with ncurses for static build */ |
3f2ee006 HS |
401 | |
402 | void | |
3d0346a5 | 403 | hrt_nanosleep(unsigned long usec) /* This is used to emulate usleep. */ |
3f2ee006 HS |
404 | { |
405 | struct timespec res; | |
47e797f6 SP |
406 | res.tv_sec = usec / IV_1E6; |
407 | res.tv_nsec = ( usec - res.tv_sec * IV_1E6 ) * 1000; | |
3f2ee006 HS |
408 | nanosleep(&res, NULL); |
409 | } | |
3f2ee006 | 410 | |
44d3ce20 | 411 | #endif /* #if !defined(HAS_USLEEP) && defined(TIME_HIRES_NANOSLEEP) */ |
3f2ee006 | 412 | |
dcf686c9 JH |
413 | #if !defined(HAS_USLEEP) && defined(HAS_SELECT) |
414 | #ifndef SELECT_IS_BROKEN | |
415 | #define HAS_USLEEP | |
416 | #define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
417 | ||
418 | void | |
419 | hrt_usleep(unsigned long usec) | |
420 | { | |
421 | struct timeval tv; | |
422 | tv.tv_sec = 0; | |
423 | tv.tv_usec = usec; | |
424 | select(0, (Select_fd_set_t)NULL, (Select_fd_set_t)NULL, | |
425 | (Select_fd_set_t)NULL, &tv); | |
426 | } | |
427 | #endif | |
44d3ce20 | 428 | #endif /* #if !defined(HAS_USLEEP) && defined(HAS_SELECT) */ |
dcf686c9 JH |
429 | |
430 | #if !defined(HAS_USLEEP) && defined(WIN32) | |
431 | #define HAS_USLEEP | |
432 | #define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
433 | ||
434 | void | |
435 | hrt_usleep(unsigned long usec) | |
436 | { | |
437 | long msec; | |
438 | msec = usec / 1000; | |
439 | Sleep (msec); | |
440 | } | |
44d3ce20 | 441 | #endif /* #if !defined(HAS_USLEEP) && defined(WIN32) */ |
dcf686c9 | 442 | |
70cf0185 | 443 | #if !defined(HAS_USLEEP) && defined(TIME_HIRES_NANOSLEEP) |
e5433ad8 SP |
444 | #define HAS_USLEEP |
445 | #define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
446 | ||
447 | void | |
448 | hrt_usleep(unsigned long usec) | |
449 | { | |
170c5524 SP |
450 | struct timespec ts1; |
451 | ts1.tv_sec = usec * 1000; /* Ignoring wraparound. */ | |
452 | ts1.tv_nsec = 0; | |
453 | nanosleep(&ts1, NULL); | |
e5433ad8 SP |
454 | } |
455 | ||
b311af62 | 456 | #endif /* #if !defined(HAS_USLEEP) && defined(TIME_HIRES_NANOSLEEP) */ |
e5433ad8 SP |
457 | |
458 | #if !defined(HAS_USLEEP) && defined(HAS_POLL) | |
459 | #define HAS_USLEEP | |
460 | #define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
461 | ||
462 | void | |
463 | hrt_usleep(unsigned long usec) | |
464 | { | |
465 | int msec = usec / 1000; | |
466 | poll(0, 0, msec); | |
467 | } | |
468 | ||
469 | #endif /* #if !defined(HAS_USLEEP) && defined(HAS_POLL) */ | |
dcf686c9 | 470 | |
34f69483 | 471 | #if defined(HAS_SETITIMER) && defined(ITIMER_REAL) |
dcf686c9 | 472 | int |
34f69483 | 473 | hrt_ualarm_itimer(int usec, int interval) |
dcf686c9 JH |
474 | { |
475 | struct itimerval itv; | |
47e797f6 SP |
476 | itv.it_value.tv_sec = usec / IV_1E6; |
477 | itv.it_value.tv_usec = usec % IV_1E6; | |
478 | itv.it_interval.tv_sec = interval / IV_1E6; | |
479 | itv.it_interval.tv_usec = interval % IV_1E6; | |
dcf686c9 JH |
480 | return setitimer(ITIMER_REAL, &itv, 0); |
481 | } | |
75d5269b SP |
482 | #ifdef HAS_UALARM |
483 | int | |
484 | hrt_ualarm(int usec, int interval) /* for binary compat before 1.91 */ | |
485 | { | |
486 | return hrt_ualarm_itimer(usec, interval); | |
487 | } | |
488 | #endif /* #ifdef HAS_UALARM */ | |
44d3ce20 | 489 | #endif /* #if !defined(HAS_UALARM) && defined(HAS_SETITIMER) */ |
dcf686c9 | 490 | |
34f69483 SP |
491 | #if !defined(HAS_UALARM) && defined(HAS_SETITIMER) |
492 | #define HAS_UALARM | |
493 | #define ualarm hrt_ualarm_itimer /* could conflict with ncurses for static build */ | |
494 | #endif | |
495 | ||
ca40fe49 CL |
496 | #if !defined(HAS_UALARM) && defined(VMS) |
497 | #define HAS_UALARM | |
498 | #define ualarm vms_ualarm | |
499 | ||
500 | #include <lib$routines.h> | |
501 | #include <ssdef.h> | |
502 | #include <starlet.h> | |
503 | #include <descrip.h> | |
504 | #include <signal.h> | |
505 | #include <jpidef.h> | |
506 | #include <psldef.h> | |
507 | ||
508 | #define VMSERR(s) (!((s)&1)) | |
509 | ||
510 | static void | |
511 | us_to_VMS(useconds_t mseconds, unsigned long v[]) | |
512 | { | |
513 | int iss; | |
514 | unsigned long qq[2]; | |
515 | ||
516 | qq[0] = mseconds; | |
517 | qq[1] = 0; | |
518 | v[0] = v[1] = 0; | |
519 | ||
520 | iss = lib$addx(qq,qq,qq); | |
521 | if (VMSERR(iss)) lib$signal(iss); | |
522 | iss = lib$subx(v,qq,v); | |
523 | if (VMSERR(iss)) lib$signal(iss); | |
524 | iss = lib$addx(qq,qq,qq); | |
525 | if (VMSERR(iss)) lib$signal(iss); | |
526 | iss = lib$subx(v,qq,v); | |
527 | if (VMSERR(iss)) lib$signal(iss); | |
528 | iss = lib$subx(v,qq,v); | |
529 | if (VMSERR(iss)) lib$signal(iss); | |
530 | } | |
531 | ||
532 | static int | |
533 | VMS_to_us(unsigned long v[]) | |
534 | { | |
535 | int iss; | |
536 | unsigned long div=10,quot, rem; | |
537 | ||
538 | iss = lib$ediv(&div,v,",&rem); | |
539 | if (VMSERR(iss)) lib$signal(iss); | |
540 | ||
541 | return quot; | |
542 | } | |
543 | ||
544 | typedef unsigned short word; | |
545 | typedef struct _ualarm { | |
546 | int function; | |
547 | int repeat; | |
548 | unsigned long delay[2]; | |
549 | unsigned long interval[2]; | |
550 | unsigned long remain[2]; | |
551 | } Alarm; | |
552 | ||
553 | ||
554 | static int alarm_ef; | |
555 | static Alarm *a0, alarm_base; | |
556 | #define UAL_NULL 0 | |
557 | #define UAL_SET 1 | |
558 | #define UAL_CLEAR 2 | |
559 | #define UAL_ACTIVE 4 | |
560 | static void ualarm_AST(Alarm *a); | |
561 | ||
562 | static int | |
563 | vms_ualarm(int mseconds, int interval) | |
564 | { | |
565 | Alarm *a, abase; | |
566 | struct item_list3 { | |
567 | word length; | |
568 | word code; | |
569 | void *bufaddr; | |
570 | void *retlenaddr; | |
571 | } ; | |
572 | static struct item_list3 itmlst[2]; | |
573 | static int first = 1; | |
574 | unsigned long asten; | |
575 | int iss, enabled; | |
576 | ||
577 | if (first) { | |
578 | first = 0; | |
579 | itmlst[0].code = JPI$_ASTEN; | |
580 | itmlst[0].length = sizeof(asten); | |
581 | itmlst[0].retlenaddr = NULL; | |
582 | itmlst[1].code = 0; | |
583 | itmlst[1].length = 0; | |
584 | itmlst[1].bufaddr = NULL; | |
585 | itmlst[1].retlenaddr = NULL; | |
586 | ||
587 | iss = lib$get_ef(&alarm_ef); | |
588 | if (VMSERR(iss)) lib$signal(iss); | |
589 | ||
590 | a0 = &alarm_base; | |
591 | a0->function = UAL_NULL; | |
592 | } | |
593 | itmlst[0].bufaddr = &asten; | |
594 | ||
595 | iss = sys$getjpiw(0,0,0,itmlst,0,0,0); | |
596 | if (VMSERR(iss)) lib$signal(iss); | |
597 | if (!(asten&0x08)) return -1; | |
598 | ||
599 | a = &abase; | |
600 | if (mseconds) { | |
601 | a->function = UAL_SET; | |
602 | } else { | |
603 | a->function = UAL_CLEAR; | |
604 | } | |
605 | ||
606 | us_to_VMS(mseconds, a->delay); | |
607 | if (interval) { | |
608 | us_to_VMS(interval, a->interval); | |
609 | a->repeat = 1; | |
610 | } else | |
611 | a->repeat = 0; | |
612 | ||
613 | iss = sys$clref(alarm_ef); | |
614 | if (VMSERR(iss)) lib$signal(iss); | |
615 | ||
616 | iss = sys$dclast(ualarm_AST,a,0); | |
617 | if (VMSERR(iss)) lib$signal(iss); | |
618 | ||
619 | iss = sys$waitfr(alarm_ef); | |
620 | if (VMSERR(iss)) lib$signal(iss); | |
621 | ||
622 | if (a->function == UAL_ACTIVE) | |
623 | return VMS_to_us(a->remain); | |
624 | else | |
625 | return 0; | |
626 | } | |
627 | ||
628 | ||
629 | ||
630 | static void | |
631 | ualarm_AST(Alarm *a) | |
632 | { | |
633 | int iss; | |
634 | unsigned long now[2]; | |
635 | ||
636 | iss = sys$gettim(now); | |
637 | if (VMSERR(iss)) lib$signal(iss); | |
638 | ||
639 | if (a->function == UAL_SET || a->function == UAL_CLEAR) { | |
640 | if (a0->function == UAL_ACTIVE) { | |
641 | iss = sys$cantim(a0,PSL$C_USER); | |
642 | if (VMSERR(iss)) lib$signal(iss); | |
643 | ||
644 | iss = lib$subx(a0->remain, now, a->remain); | |
645 | if (VMSERR(iss)) lib$signal(iss); | |
646 | ||
647 | if (a->remain[1] & 0x80000000) | |
648 | a->remain[0] = a->remain[1] = 0; | |
649 | } | |
650 | ||
651 | if (a->function == UAL_SET) { | |
652 | a->function = a0->function; | |
653 | a0->function = UAL_ACTIVE; | |
654 | a0->repeat = a->repeat; | |
655 | if (a0->repeat) { | |
656 | a0->interval[0] = a->interval[0]; | |
657 | a0->interval[1] = a->interval[1]; | |
658 | } | |
659 | a0->delay[0] = a->delay[0]; | |
660 | a0->delay[1] = a->delay[1]; | |
661 | ||
662 | iss = lib$subx(now, a0->delay, a0->remain); | |
663 | if (VMSERR(iss)) lib$signal(iss); | |
664 | ||
665 | iss = sys$setimr(0,a0->delay,ualarm_AST,a0); | |
666 | if (VMSERR(iss)) lib$signal(iss); | |
667 | } else { | |
668 | a->function = a0->function; | |
669 | a0->function = UAL_NULL; | |
670 | } | |
671 | iss = sys$setef(alarm_ef); | |
672 | if (VMSERR(iss)) lib$signal(iss); | |
673 | } else if (a->function == UAL_ACTIVE) { | |
674 | if (a->repeat) { | |
675 | iss = lib$subx(now, a->interval, a->remain); | |
676 | if (VMSERR(iss)) lib$signal(iss); | |
677 | ||
678 | iss = sys$setimr(0,a->interval,ualarm_AST,a); | |
679 | if (VMSERR(iss)) lib$signal(iss); | |
680 | } else { | |
681 | a->function = UAL_NULL; | |
682 | } | |
683 | iss = sys$wake(0,0); | |
684 | if (VMSERR(iss)) lib$signal(iss); | |
685 | lib$signal(SS$_ASTFLT); | |
686 | } else { | |
687 | lib$signal(SS$_BADPARAM); | |
688 | } | |
689 | } | |
690 | ||
44d3ce20 | 691 | #endif /* #if !defined(HAS_UALARM) && defined(VMS) */ |
ca40fe49 | 692 | |
dcf686c9 JH |
693 | #ifdef HAS_GETTIMEOFDAY |
694 | ||
a2e20b18 | 695 | static int |
0225372c | 696 | myU2time(pTHX_ UV *ret) |
dcf686c9 JH |
697 | { |
698 | struct timeval Tp; | |
699 | int status; | |
6e3b076d | 700 | status = gettimeofday (&Tp, NULL); |
dcf686c9 JH |
701 | ret[0] = Tp.tv_sec; |
702 | ret[1] = Tp.tv_usec; | |
a2e20b18 | 703 | return status; |
dcf686c9 JH |
704 | } |
705 | ||
3c72ec00 | 706 | static NV |
dcf686c9 JH |
707 | myNVtime() |
708 | { | |
0225372c | 709 | #ifdef WIN32 |
4ed0e2d4 | 710 | dTHX; |
0225372c | 711 | #endif |
dcf686c9 JH |
712 | struct timeval Tp; |
713 | int status; | |
6e3b076d | 714 | status = gettimeofday (&Tp, NULL); |
47e797f6 | 715 | return status == 0 ? Tp.tv_sec + (Tp.tv_usec / NV_1E6) : -1.0; |
dcf686c9 JH |
716 | } |
717 | ||
44d3ce20 | 718 | #endif /* #ifdef HAS_GETTIMEOFDAY */ |
dcf686c9 | 719 | |
75d5269b SP |
720 | static void |
721 | hrstatns(UV atime, UV mtime, UV ctime, UV *atime_nsec, UV *mtime_nsec, UV *ctime_nsec) | |
722 | { | |
723 | dTHX; | |
724 | *atime_nsec = 0; | |
725 | *mtime_nsec = 0; | |
726 | *ctime_nsec = 0; | |
727 | #ifdef TIME_HIRES_STAT | |
728 | #if TIME_HIRES_STAT == 1 | |
729 | *atime_nsec = PL_statcache.st_atimespec.tv_nsec; | |
730 | *mtime_nsec = PL_statcache.st_mtimespec.tv_nsec; | |
731 | *ctime_nsec = PL_statcache.st_ctimespec.tv_nsec; | |
732 | #endif | |
733 | #if TIME_HIRES_STAT == 2 | |
734 | *atime_nsec = PL_statcache.st_atimensec; | |
735 | *mtime_nsec = PL_statcache.st_mtimensec; | |
736 | *ctime_nsec = PL_statcache.st_ctimensec; | |
737 | #endif | |
738 | #if TIME_HIRES_STAT == 3 | |
739 | *atime_nsec = PL_statcache.st_atime_n; | |
740 | *mtime_nsec = PL_statcache.st_mtime_n; | |
741 | *ctime_nsec = PL_statcache.st_ctime_n; | |
742 | #endif | |
743 | #if TIME_HIRES_STAT == 4 | |
744 | *atime_nsec = PL_statcache.st_atim.tv_nsec; | |
745 | *mtime_nsec = PL_statcache.st_mtim.tv_nsec; | |
746 | *ctime_nsec = PL_statcache.st_ctim.tv_nsec; | |
747 | #endif | |
748 | #if TIME_HIRES_STAT == 5 | |
749 | *atime_nsec = PL_statcache.st_uatime * 1000; | |
750 | *mtime_nsec = PL_statcache.st_umtime * 1000; | |
751 | *ctime_nsec = PL_statcache.st_uctime * 1000; | |
752 | #endif | |
753 | #endif | |
754 | } | |
755 | ||
82cbdcc3 SP |
756 | #include "const-c.inc" |
757 | ||
dcf686c9 JH |
758 | MODULE = Time::HiRes PACKAGE = Time::HiRes |
759 | ||
760 | PROTOTYPES: ENABLE | |
761 | ||
762 | BOOT: | |
0225372c RGS |
763 | { |
764 | #ifdef MY_CXT_KEY | |
765 | MY_CXT_INIT; | |
766 | #endif | |
3f2ee006 | 767 | #ifdef ATLEASTFIVEOHOHFIVE |
dcf686c9 | 768 | #ifdef HAS_GETTIMEOFDAY |
0225372c | 769 | { |
0225372c | 770 | hv_store(PL_modglobal, "Time::NVtime", 12, newSViv(PTR2IV(myNVtime)), 0); |
06252d99 | 771 | hv_store(PL_modglobal, "Time::U2time", 12, newSViv(PTR2IV(myU2time)), 0); |
0225372c RGS |
772 | } |
773 | #endif | |
dcf686c9 | 774 | #endif |
0225372c RGS |
775 | } |
776 | ||
777 | #if defined(USE_ITHREADS) && defined(MY_CXT_KEY) | |
778 | ||
779 | void | |
780 | CLONE(...) | |
781 | CODE: | |
782 | MY_CXT_CLONE; | |
783 | ||
3f2ee006 | 784 | #endif |
dcf686c9 | 785 | |
98b50af3 | 786 | INCLUDE: const-xs.inc |
3c72ec00 | 787 | |
52d72fba | 788 | #if defined(HAS_USLEEP) && defined(HAS_GETTIMEOFDAY) |
dcf686c9 | 789 | |
92bc48ca | 790 | NV |
dcf686c9 | 791 | usleep(useconds) |
92bc48ca | 792 | NV useconds |
52d72fba JH |
793 | PREINIT: |
794 | struct timeval Ta, Tb; | |
795 | CODE: | |
6e3b076d | 796 | gettimeofday(&Ta, NULL); |
52d72fba | 797 | if (items > 0) { |
92bc48ca JH |
798 | if (useconds > 1E6) { |
799 | IV seconds = (IV) (useconds / 1E6); | |
f7916ddb JH |
800 | /* If usleep() has been implemented using setitimer() |
801 | * then this contortion is unnecessary-- but usleep() | |
802 | * may be implemented in some other way, so let's contort. */ | |
803 | if (seconds) { | |
804 | sleep(seconds); | |
805 | useconds -= 1E6 * seconds; | |
806 | } | |
807 | } else if (useconds < 0.0) | |
808 | croak("Time::HiRes::usleep(%"NVgf"): negative time not invented yet", useconds); | |
9a2ac92c | 809 | usleep((U32)useconds); |
52d72fba JH |
810 | } else |
811 | PerlProc_pause(); | |
6e3b076d | 812 | gettimeofday(&Tb, NULL); |
92bc48ca JH |
813 | #if 0 |
814 | printf("[%ld %ld] [%ld %ld]\n", Tb.tv_sec, Tb.tv_usec, Ta.tv_sec, Ta.tv_usec); | |
815 | #endif | |
816 | RETVAL = 1E6*(Tb.tv_sec-Ta.tv_sec)+(NV)((IV)Tb.tv_usec-(IV)Ta.tv_usec); | |
dcf686c9 | 817 | |
52d72fba JH |
818 | OUTPUT: |
819 | RETVAL | |
820 | ||
44d3ce20 RGS |
821 | #if defined(TIME_HIRES_NANOSLEEP) |
822 | ||
823 | NV | |
170c5524 SP |
824 | nanosleep(nsec) |
825 | NV nsec | |
44d3ce20 | 826 | PREINIT: |
170c5524 | 827 | int status = -1; |
44d3ce20 RGS |
828 | struct timeval Ta, Tb; |
829 | CODE: | |
830 | gettimeofday(&Ta, NULL); | |
831 | if (items > 0) { | |
170c5524 SP |
832 | struct timespec ts1; |
833 | if (nsec > 1E9) { | |
834 | IV sec = (IV) (nsec / 1E9); | |
835 | if (sec) { | |
836 | sleep(sec); | |
837 | nsec -= 1E9 * sec; | |
44d3ce20 | 838 | } |
170c5524 SP |
839 | } else if (nsec < 0.0) |
840 | croak("Time::HiRes::nanosleep(%"NVgf"): negative time not invented yet", nsec); | |
841 | ts1.tv_sec = (IV) (nsec / 1E9); | |
47e797f6 | 842 | ts1.tv_nsec = (IV) nsec - (IV) (ts1.tv_sec * NV_1E9); |
170c5524 SP |
843 | status = nanosleep(&ts1, NULL); |
844 | } else { | |
44d3ce20 | 845 | PerlProc_pause(); |
170c5524 SP |
846 | status = 0; |
847 | } | |
44d3ce20 | 848 | gettimeofday(&Tb, NULL); |
170c5524 | 849 | RETVAL = status == 0 ? 1E3*(1E6*(Tb.tv_sec-Ta.tv_sec)+(NV)((IV)Tb.tv_usec-(IV)Ta.tv_usec)) : -1; |
44d3ce20 RGS |
850 | |
851 | OUTPUT: | |
852 | RETVAL | |
853 | ||
ced84e60 SP |
854 | #else /* #if defined(TIME_HIRES_NANOSLEEP) */ |
855 | ||
856 | NV | |
170c5524 SP |
857 | nanosleep(nsec) |
858 | NV nsec | |
ced84e60 SP |
859 | CODE: |
860 | croak("Time::HiRes::nanosleep(): unimplemented in this platform"); | |
861 | RETVAL = 0.0; | |
862 | ||
44d3ce20 RGS |
863 | #endif /* #if defined(TIME_HIRES_NANOSLEEP) */ |
864 | ||
52d72fba | 865 | NV |
f9d00e57 | 866 | sleep(...) |
52d72fba JH |
867 | PREINIT: |
868 | struct timeval Ta, Tb; | |
dcf686c9 | 869 | CODE: |
6e3b076d | 870 | gettimeofday(&Ta, NULL); |
92bc48ca JH |
871 | if (items > 0) { |
872 | NV seconds = SvNV(ST(0)); | |
f7916ddb | 873 | if (seconds >= 0.0) { |
7c436af3 | 874 | UV useconds = (UV)(1E6 * (seconds - (UV)seconds)); |
4880edd6 | 875 | if (seconds >= 1.0) |
9a2ac92c | 876 | sleep((U32)seconds); |
db0b859f JH |
877 | if ((IV)useconds < 0) { |
878 | #if defined(__sparc64__) && defined(__GNUC__) | |
879 | /* Sparc64 gcc 2.95.3 (e.g. on NetBSD) has a bug | |
880 | * where (0.5 - (UV)(0.5)) will under certain | |
881 | * circumstances (if the double is cast to UV more | |
882 | * than once?) evaluate to -0.5, instead of 0.5. */ | |
883 | useconds = -(IV)useconds; | |
44d3ce20 | 884 | #endif /* #if defined(__sparc64__) && defined(__GNUC__) */ |
db0b859f JH |
885 | if ((IV)useconds < 0) |
886 | croak("Time::HiRes::sleep(%"NVgf"): internal error: useconds < 0 (unsigned %"UVuf" signed %"IVdf")", seconds, useconds, (IV)useconds); | |
887 | } | |
f7916ddb JH |
888 | usleep(useconds); |
889 | } else | |
890 | croak("Time::HiRes::sleep(%"NVgf"): negative time not invented yet", seconds); | |
92bc48ca | 891 | } else |
f9d00e57 | 892 | PerlProc_pause(); |
6e3b076d | 893 | gettimeofday(&Tb, NULL); |
92bc48ca JH |
894 | #if 0 |
895 | printf("[%ld %ld] [%ld %ld]\n", Tb.tv_sec, Tb.tv_usec, Ta.tv_sec, Ta.tv_usec); | |
896 | #endif | |
52d72fba JH |
897 | RETVAL = (NV)(Tb.tv_sec-Ta.tv_sec)+0.000001*(NV)(Tb.tv_usec-Ta.tv_usec); |
898 | ||
899 | OUTPUT: | |
900 | RETVAL | |
dcf686c9 | 901 | |
ced84e60 SP |
902 | #else /* #if defined(HAS_USLEEP) && defined(HAS_GETTIMEOFDAY) */ |
903 | ||
904 | NV | |
905 | usleep(useconds) | |
906 | NV useconds | |
907 | CODE: | |
908 | croak("Time::HiRes::usleep(): unimplemented in this platform"); | |
909 | RETVAL = 0.0; | |
910 | ||
44d3ce20 | 911 | #endif /* #if defined(HAS_USLEEP) && defined(HAS_GETTIMEOFDAY) */ |
dcf686c9 JH |
912 | |
913 | #ifdef HAS_UALARM | |
914 | ||
3de7a4ec | 915 | int |
dcf686c9 JH |
916 | ualarm(useconds,interval=0) |
917 | int useconds | |
918 | int interval | |
f7916ddb JH |
919 | CODE: |
920 | if (useconds < 0 || interval < 0) | |
3de7a4ec | 921 | croak("Time::HiRes::ualarm(%d, %d): negative time not invented yet", useconds, interval); |
34f69483 SP |
922 | if (useconds >= IV_1E6 || interval >= IV_1E6) |
923 | #if defined(HAS_SETITIMER) && defined(ITIMER_REAL) | |
924 | RETVAL = hrt_ualarm_itimer(useconds, interval); | |
925 | #else | |
926 | croak("Time::HiRes::ualarm(%d, %d): useconds or interval equal or more than %"IVdf, useconds, interval, IV_1E6); | |
927 | #endif | |
928 | else | |
929 | RETVAL = ualarm(useconds, interval); | |
dcf686c9 | 930 | |
f7916ddb JH |
931 | OUTPUT: |
932 | RETVAL | |
933 | ||
934 | NV | |
935 | alarm(seconds,interval=0) | |
936 | NV seconds | |
937 | NV interval | |
dcf686c9 | 938 | CODE: |
f7916ddb JH |
939 | if (seconds < 0.0 || interval < 0.0) |
940 | croak("Time::HiRes::alarm(%"NVgf", %"NVgf"): negative time not invented yet", seconds, interval); | |
47e797f6 SP |
941 | RETVAL = (NV)ualarm((IV)(seconds * IV_1E6), |
942 | (IV)(interval * IV_1E6)) / NV_1E6; | |
dcf686c9 | 943 | |
c6c619a9 DM |
944 | OUTPUT: |
945 | RETVAL | |
946 | ||
ced84e60 SP |
947 | #else |
948 | ||
949 | int | |
950 | ualarm(useconds,interval=0) | |
951 | int useconds | |
952 | int interval | |
953 | CODE: | |
954 | croak("Time::HiRes::ualarm(): unimplemented in this platform"); | |
955 | RETVAL = -1; | |
956 | ||
957 | NV | |
958 | alarm(seconds,interval=0) | |
959 | NV seconds | |
960 | NV interval | |
961 | CODE: | |
962 | croak("Time::HiRes::alarm(): unimplemented in this platform"); | |
963 | RETVAL = 0.0; | |
964 | ||
44d3ce20 | 965 | #endif /* #ifdef HAS_UALARM */ |
dcf686c9 JH |
966 | |
967 | #ifdef HAS_GETTIMEOFDAY | |
db835671 JH |
968 | # ifdef MACOS_TRADITIONAL /* fix epoch TZ and use unsigned time_t */ |
969 | void | |
970 | gettimeofday() | |
971 | PREINIT: | |
972 | struct timeval Tp; | |
973 | struct timezone Tz; | |
974 | PPCODE: | |
975 | int status; | |
6e3b076d | 976 | status = gettimeofday (&Tp, &Tz); |
db835671 | 977 | |
993164ab RGS |
978 | if (status == 0) { |
979 | Tp.tv_sec += Tz.tz_minuteswest * 60; /* adjust for TZ */ | |
980 | if (GIMME == G_ARRAY) { | |
981 | EXTEND(sp, 2); | |
982 | /* Mac OS (Classic) has unsigned time_t */ | |
983 | PUSHs(sv_2mortal(newSVuv(Tp.tv_sec))); | |
984 | PUSHs(sv_2mortal(newSViv(Tp.tv_usec))); | |
985 | } else { | |
986 | EXTEND(sp, 1); | |
47e797f6 | 987 | PUSHs(sv_2mortal(newSVnv(Tp.tv_sec + (Tp.tv_usec / NV_1E6)))); |
993164ab | 988 | } |
db835671 JH |
989 | } |
990 | ||
991 | NV | |
992 | time() | |
993 | PREINIT: | |
994 | struct timeval Tp; | |
995 | struct timezone Tz; | |
996 | CODE: | |
997 | int status; | |
6e3b076d | 998 | status = gettimeofday (&Tp, &Tz); |
993164ab RGS |
999 | if (status == 0) { |
1000 | Tp.tv_sec += Tz.tz_minuteswest * 60; /* adjust for TZ */ | |
47e797f6 | 1001 | RETVAL = Tp.tv_sec + (Tp.tv_usec / NV_1E6); |
993164ab RGS |
1002 | } else { |
1003 | RETVAL = -1.0; | |
1004 | } | |
db835671 JH |
1005 | OUTPUT: |
1006 | RETVAL | |
dcf686c9 | 1007 | |
db835671 | 1008 | # else /* MACOS_TRADITIONAL */ |
dcf686c9 JH |
1009 | void |
1010 | gettimeofday() | |
1011 | PREINIT: | |
1012 | struct timeval Tp; | |
1013 | PPCODE: | |
1014 | int status; | |
6e3b076d | 1015 | status = gettimeofday (&Tp, NULL); |
993164ab RGS |
1016 | if (status == 0) { |
1017 | if (GIMME == G_ARRAY) { | |
1018 | EXTEND(sp, 2); | |
1019 | PUSHs(sv_2mortal(newSViv(Tp.tv_sec))); | |
1020 | PUSHs(sv_2mortal(newSViv(Tp.tv_usec))); | |
1021 | } else { | |
1022 | EXTEND(sp, 1); | |
47e797f6 | 1023 | PUSHs(sv_2mortal(newSVnv(Tp.tv_sec + (Tp.tv_usec / NV_1E6)))); |
993164ab | 1024 | } |
dcf686c9 JH |
1025 | } |
1026 | ||
3c72ec00 | 1027 | NV |
dcf686c9 JH |
1028 | time() |
1029 | PREINIT: | |
1030 | struct timeval Tp; | |
1031 | CODE: | |
1032 | int status; | |
6e3b076d | 1033 | status = gettimeofday (&Tp, NULL); |
993164ab | 1034 | if (status == 0) { |
47e797f6 | 1035 | RETVAL = Tp.tv_sec + (Tp.tv_usec / NV_1E6); |
993164ab RGS |
1036 | } else { |
1037 | RETVAL = -1.0; | |
1038 | } | |
dcf686c9 JH |
1039 | OUTPUT: |
1040 | RETVAL | |
1041 | ||
db835671 | 1042 | # endif /* MACOS_TRADITIONAL */ |
44d3ce20 | 1043 | #endif /* #ifdef HAS_GETTIMEOFDAY */ |
dcf686c9 | 1044 | |
3c72ec00 JH |
1045 | #if defined(HAS_GETITIMER) && defined(HAS_SETITIMER) |
1046 | ||
1047 | #define TV2NV(tv) ((NV)((tv).tv_sec) + 0.000001 * (NV)((tv).tv_usec)) | |
1048 | ||
1049 | void | |
1050 | setitimer(which, seconds, interval = 0) | |
1051 | int which | |
1052 | NV seconds | |
1053 | NV interval | |
1054 | PREINIT: | |
1055 | struct itimerval newit; | |
1056 | struct itimerval oldit; | |
1057 | PPCODE: | |
f7916ddb | 1058 | if (seconds < 0.0 || interval < 0.0) |
436c6dd3 | 1059 | croak("Time::HiRes::setitimer(%"IVdf", %"NVgf", %"NVgf"): negative time not invented yet", (IV)which, seconds, interval); |
47e797f6 | 1060 | newit.it_value.tv_sec = (IV)seconds; |
3c72ec00 | 1061 | newit.it_value.tv_usec = |
47e797f6 SP |
1062 | (IV)((seconds - (NV)newit.it_value.tv_sec) * NV_1E6); |
1063 | newit.it_interval.tv_sec = (IV)interval; | |
3c72ec00 | 1064 | newit.it_interval.tv_usec = |
47e797f6 | 1065 | (IV)((interval - (NV)newit.it_interval.tv_sec) * NV_1E6); |
3c72ec00 JH |
1066 | if (setitimer(which, &newit, &oldit) == 0) { |
1067 | EXTEND(sp, 1); | |
1068 | PUSHs(sv_2mortal(newSVnv(TV2NV(oldit.it_value)))); | |
1069 | if (GIMME == G_ARRAY) { | |
1070 | EXTEND(sp, 1); | |
1071 | PUSHs(sv_2mortal(newSVnv(TV2NV(oldit.it_interval)))); | |
1072 | } | |
1073 | } | |
1074 | ||
1075 | void | |
1076 | getitimer(which) | |
1077 | int which | |
1078 | PREINIT: | |
1079 | struct itimerval nowit; | |
1080 | PPCODE: | |
1081 | if (getitimer(which, &nowit) == 0) { | |
1082 | EXTEND(sp, 1); | |
1083 | PUSHs(sv_2mortal(newSVnv(TV2NV(nowit.it_value)))); | |
1084 | if (GIMME == G_ARRAY) { | |
1085 | EXTEND(sp, 1); | |
1086 | PUSHs(sv_2mortal(newSVnv(TV2NV(nowit.it_interval)))); | |
1087 | } | |
1088 | } | |
1089 | ||
44d3ce20 RGS |
1090 | #endif /* #if defined(HAS_GETITIMER) && defined(HAS_SETITIMER) */ |
1091 | ||
ced84e60 SP |
1092 | #if defined(TIME_HIRES_CLOCK_GETTIME) |
1093 | ||
1094 | NV | |
1095 | clock_gettime(clock_id = CLOCK_REALTIME) | |
1096 | int clock_id | |
1097 | PREINIT: | |
1098 | struct timespec ts; | |
1099 | int status = -1; | |
1100 | CODE: | |
1101 | #ifdef TIME_HIRES_CLOCK_GETTIME_SYSCALL | |
1102 | status = syscall(SYS_clock_gettime, clock_id, &ts); | |
1103 | #else | |
1104 | status = clock_gettime(clock_id, &ts); | |
1105 | #endif | |
1106 | RETVAL = status == 0 ? ts.tv_sec + (NV) ts.tv_nsec / (NV) 1e9 : -1; | |
1107 | ||
1108 | OUTPUT: | |
1109 | RETVAL | |
1110 | ||
1111 | #else /* if defined(TIME_HIRES_CLOCK_GETTIME) */ | |
1112 | ||
1113 | NV | |
1114 | clock_gettime(clock_id = 0) | |
1115 | int clock_id | |
1116 | CODE: | |
1117 | croak("Time::HiRes::clock_gettime(): unimplemented in this platform"); | |
1118 | RETVAL = 0.0; | |
1119 | ||
1120 | #endif /* #if defined(TIME_HIRES_CLOCK_GETTIME) */ | |
1121 | ||
1122 | #if defined(TIME_HIRES_CLOCK_GETRES) | |
1123 | ||
1124 | NV | |
1125 | clock_getres(clock_id = CLOCK_REALTIME) | |
1126 | int clock_id | |
1127 | PREINIT: | |
1128 | int status = -1; | |
1129 | struct timespec ts; | |
1130 | CODE: | |
1131 | #ifdef TIME_HIRES_CLOCK_GETRES_SYSCALL | |
1132 | status = syscall(SYS_clock_getres, clock_id, &ts); | |
1133 | #else | |
1134 | status = clock_getres(clock_id, &ts); | |
1135 | #endif | |
1136 | RETVAL = status == 0 ? ts.tv_sec + (NV) ts.tv_nsec / (NV) 1e9 : -1; | |
1137 | ||
1138 | OUTPUT: | |
1139 | RETVAL | |
1140 | ||
1141 | #else /* if defined(TIME_HIRES_CLOCK_GETRES) */ | |
1142 | ||
1143 | NV | |
1144 | clock_getres(clock_id = 0) | |
1145 | int clock_id | |
1146 | CODE: | |
1147 | croak("Time::HiRes::clock_getres(): unimplemented in this platform"); | |
1148 | RETVAL = 0.0; | |
1149 | ||
1150 | #endif /* #if defined(TIME_HIRES_CLOCK_GETRES) */ | |
1151 | ||
170c5524 SP |
1152 | #if defined(TIME_HIRES_CLOCK_NANOSLEEP) && defined(TIMER_ABSTIME) |
1153 | ||
1154 | NV | |
1155 | clock_nanosleep(clock_id = CLOCK_REALTIME, sec = 0.0, flags = 0) | |
1156 | int clock_id | |
1157 | NV sec | |
1158 | int flags | |
1159 | PREINIT: | |
1160 | int status = -1; | |
1161 | struct timespec ts; | |
1162 | struct timeval Ta, Tb; | |
1163 | CODE: | |
1164 | gettimeofday(&Ta, NULL); | |
1165 | if (items > 1) { | |
1166 | ts.tv_sec = (IV) sec; | |
1167 | ts.tv_nsec = (sec - (NV) ts.tv_sec) * (NV) 1E9; | |
1168 | status = clock_nanosleep(clock_id, flags, &ts, NULL); | |
1169 | } else { | |
1170 | PerlProc_pause(); | |
1171 | status = 0; | |
1172 | } | |
1173 | gettimeofday(&Tb, NULL); | |
1174 | RETVAL = status == 0 ? 1E3*(1E6*(Tb.tv_sec-Ta.tv_sec)+(NV)((IV)Tb.tv_usec-(IV)Ta.tv_usec)) : -1; | |
1175 | ||
1176 | OUTPUT: | |
1177 | RETVAL | |
1178 | ||
1179 | #else /* if defined(TIME_HIRES_CLOCK_NANOSLEEP) && defined(TIMER_ABSTIME) */ | |
1180 | ||
1181 | NV | |
1182 | clock_nanosleep() | |
1183 | CODE: | |
1184 | croak("Time::HiRes::clock_nanosleep(): unimplemented in this platform"); | |
1185 | RETVAL = 0.0; | |
1186 | ||
1187 | #endif /* #if defined(TIME_HIRES_CLOCK_NANOSLEEP) && defined(TIMER_ABSTIME) */ | |
1188 | ||
1189 | #if defined(TIME_HIRES_CLOCK) && defined(CLOCKS_PER_SEC) | |
1190 | ||
1191 | NV | |
1192 | clock() | |
1193 | PREINIT: | |
1194 | clock_t clocks; | |
1195 | CODE: | |
1196 | clocks = clock(); | |
1197 | RETVAL = clocks == -1 ? -1 : (NV)clocks / (NV)CLOCKS_PER_SEC; | |
1198 | ||
1199 | OUTPUT: | |
1200 | RETVAL | |
1201 | ||
1202 | #else /* if defined(TIME_HIRES_CLOCK) && defined(CLOCKS_PER_SEC) */ | |
1203 | ||
1204 | NV | |
1205 | clock() | |
1206 | CODE: | |
1207 | croak("Time::HiRes::clock(): unimplemented in this platform"); | |
1208 | RETVAL = 0.0; | |
1209 | ||
1210 | #endif /* #if defined(TIME_HIRES_CLOCK) && defined(CLOCKS_PER_SEC) */ | |
1211 | ||
86413ec0 | 1212 | void |
75d5269b SP |
1213 | stat(...) |
1214 | PROTOTYPE: ;$ | |
1215 | PPCODE: | |
1216 | PUSHMARK(SP); | |
1217 | XPUSHs(sv_2mortal(newSVsv(items == 1 ? ST(0) : DEFSV))); | |
1218 | PUTBACK; | |
1219 | ENTER; | |
1220 | PL_laststatval = -1; | |
1221 | (void)*(PL_ppaddr[OP_STAT])(aTHX); | |
1222 | SPAGAIN; | |
1223 | LEAVE; | |
1224 | if (PL_laststatval == 0) { | |
1225 | /* We assume that pp_stat() left us with 13 valid stack items. */ | |
1226 | UV atime = SvUV(ST( 8)); | |
1227 | UV mtime = SvUV(ST( 9)); | |
1228 | UV ctime = SvUV(ST(10)); | |
1229 | UV atime_nsec; | |
1230 | UV mtime_nsec; | |
1231 | UV ctime_nsec; | |
1232 | hrstatns(atime, mtime, ctime, | |
1233 | &atime_nsec, &mtime_nsec, &ctime_nsec); | |
1234 | if (atime_nsec) | |
1235 | ST( 8) = sv_2mortal(newSVnv(atime + 1e-9 * (NV) atime_nsec)); | |
1236 | if (mtime_nsec) | |
1237 | ST( 9) = sv_2mortal(newSVnv(mtime + 1e-9 * (NV) mtime_nsec)); | |
1238 | if (ctime_nsec) | |
1239 | ST(10) = sv_2mortal(newSVnv(ctime + 1e-9 * (NV) ctime_nsec)); | |
1240 | XSRETURN(13); | |
1241 | } | |
1242 | XSRETURN(0); |