Commit | Line | Data |
---|---|---|
f8daf111 | 1 | /* |
708180a3 | 2 | * |
f8daf111 | 3 | * Copyright (c) 1996-2002 Douglas E. Wegscheid. All rights reserved. |
708180a3 | 4 | * |
68c5b4db | 5 | * Copyright (c) 2002-2010 Jarkko Hietaniemi. |
bf8300de | 6 | * All rights reserved. |
91a2e9f6 | 7 | * |
0f0eae2c | 8 | * Copyright (C) 2011, 2012, 2013 Andrew Main (Zefram) <zefram@fysh.org> |
708180a3 | 9 | * |
f8daf111 RGS |
10 | * This program is free software; you can redistribute it and/or modify |
11 | * it under the same terms as Perl itself. | |
12 | */ | |
13 | ||
dcf686c9 JH |
14 | #ifdef __cplusplus |
15 | extern "C" { | |
16 | #endif | |
0225372c | 17 | #define PERL_NO_GET_CONTEXT |
dcf686c9 JH |
18 | #include "EXTERN.h" |
19 | #include "perl.h" | |
20 | #include "XSUB.h" | |
cbc1b415 DD |
21 | #ifdef USE_PPPORT_H |
22 | # include "ppport.h" | |
23 | #endif | |
4ed0e2d4 | 24 | #if defined(__CYGWIN__) && defined(HAS_W32API_WINDOWS_H) |
708180a3 TK |
25 | # include <w32api/windows.h> |
26 | # define CYGWIN_WITH_W32API | |
4ed0e2d4 | 27 | #endif |
dcf686c9 | 28 | #ifdef WIN32 |
708180a3 | 29 | # include <time.h> |
dcf686c9 | 30 | #else |
708180a3 | 31 | # include <sys/time.h> |
dcf686c9 | 32 | #endif |
36df99d6 | 33 | #ifdef HAS_SELECT |
708180a3 TK |
34 | # ifdef I_SYS_SELECT |
35 | # include <sys/select.h> | |
36 | # endif | |
36df99d6 | 37 | #endif |
ced84e60 | 38 | #if defined(TIME_HIRES_CLOCK_GETTIME_SYSCALL) || defined(TIME_HIRES_CLOCK_GETRES_SYSCALL) |
708180a3 | 39 | # include <syscall.h> |
ced84e60 | 40 | #endif |
dcf686c9 JH |
41 | #ifdef __cplusplus |
42 | } | |
43 | #endif | |
44 | ||
0f0eae2c Z |
45 | #define PERL_VERSION_DECIMAL(r,v,s) (r*1000000 + v*1000 + s) |
46 | #define PERL_DECIMAL_VERSION \ | |
708180a3 | 47 | PERL_VERSION_DECIMAL(PERL_REVISION,PERL_VERSION,PERL_SUBVERSION) |
0f0eae2c | 48 | #define PERL_VERSION_GE(r,v,s) \ |
708180a3 | 49 | (PERL_DECIMAL_VERSION >= PERL_VERSION_DECIMAL(r,v,s)) |
0f0eae2c | 50 | |
7347ee54 | 51 | #ifndef GCC_DIAG_IGNORE |
708180a3 TK |
52 | # define GCC_DIAG_IGNORE(x) |
53 | # define GCC_DIAG_RESTORE | |
7347ee54 Z |
54 | #endif |
55 | #ifndef GCC_DIAG_IGNORE_STMT | |
708180a3 TK |
56 | # define GCC_DIAG_IGNORE_STMT(x) GCC_DIAG_IGNORE(x) NOOP |
57 | # define GCC_DIAG_RESTORE_STMT GCC_DIAG_RESTORE NOOP | |
7347ee54 Z |
58 | #endif |
59 | ||
0f0eae2c | 60 | #if PERL_VERSION_GE(5,7,3) && !PERL_VERSION_GE(5,10,1) |
708180a3 TK |
61 | # undef SAVEOP |
62 | # define SAVEOP() SAVEVPTR(PL_op) | |
0f0eae2c Z |
63 | #endif |
64 | ||
b69b1b83 SP |
65 | #define IV_1E6 1000000 |
66 | #define IV_1E7 10000000 | |
67 | #define IV_1E9 1000000000 | |
68 | ||
727404d0 TR |
69 | #define NV_1E6 1000000.0 |
70 | #define NV_1E7 10000000.0 | |
71 | #define NV_1E9 1000000000.0 | |
47e797f6 | 72 | |
1fbb4de4 | 73 | #ifndef PerlProc_pause |
708180a3 | 74 | # define PerlProc_pause() Pause() |
3f2ee006 HS |
75 | #endif |
76 | ||
1fbb4de4 | 77 | #ifdef HAS_PAUSE |
708180a3 | 78 | # define Pause pause |
3f2ee006 | 79 | #else |
708180a3 TK |
80 | # undef Pause /* In case perl.h did it already. */ |
81 | # define Pause() sleep(~0) /* Zzz for a long time. */ | |
3f2ee006 HS |
82 | #endif |
83 | ||
84 | /* Though the cpp define ITIMER_VIRTUAL is available the functionality | |
4ed0e2d4 | 85 | * is not supported in Cygwin as of August 2004, ditto for Win32. |
3f2ee006 HS |
86 | * Neither are ITIMER_PROF or ITIMER_REALPROF implemented. --jhi |
87 | */ | |
88 | #if defined(__CYGWIN__) || defined(WIN32) | |
708180a3 TK |
89 | # undef ITIMER_VIRTUAL |
90 | # undef ITIMER_PROF | |
91 | # undef ITIMER_REALPROF | |
3f2ee006 HS |
92 | #endif |
93 | ||
69d1f2c2 JH |
94 | #ifndef TIME_HIRES_CLOCKID_T |
95 | typedef int clockid_t; | |
96 | #endif | |
97 | ||
82cbdcc3 SP |
98 | #if defined(TIME_HIRES_CLOCK_GETTIME) && defined(_STRUCT_ITIMERSPEC) |
99 | ||
100 | /* HP-UX has CLOCK_XXX values but as enums, not as defines. | |
101 | * The only way to detect these would be to test compile for each. */ | |
708180a3 | 102 | # ifdef __hpux |
bf8300de RGS |
103 | /* However, it seems that at least in HP-UX 11.31 ia64 there *are* |
104 | * defines for these, so let's try detecting them. */ | |
708180a3 TK |
105 | # ifndef CLOCK_REALTIME |
106 | # define CLOCK_REALTIME CLOCK_REALTIME | |
107 | # define CLOCK_VIRTUAL CLOCK_VIRTUAL | |
108 | # define CLOCK_PROFILE CLOCK_PROFILE | |
109 | # endif | |
110 | # endif /* # ifdef __hpux */ | |
82cbdcc3 SP |
111 | |
112 | #endif /* #if defined(TIME_HIRES_CLOCK_GETTIME) && defined(_STRUCT_ITIMERSPEC) */ | |
3c72ec00 | 113 | |
4ed0e2d4 | 114 | #if defined(WIN32) || defined(CYGWIN_WITH_W32API) |
0225372c | 115 | |
708180a3 TK |
116 | # ifndef HAS_GETTIMEOFDAY |
117 | # define HAS_GETTIMEOFDAY | |
118 | # endif | |
fd44fdfd | 119 | |
6e3b076d JH |
120 | /* shows up in winsock.h? |
121 | struct timeval { | |
708180a3 TK |
122 | long tv_sec; |
123 | long tv_usec; | |
6e3b076d JH |
124 | } |
125 | */ | |
126 | ||
fd44fdfd | 127 | typedef union { |
708180a3 TK |
128 | unsigned __int64 ft_i64; |
129 | FILETIME ft_val; | |
fd44fdfd JH |
130 | } FT_t; |
131 | ||
708180a3 | 132 | # define MY_CXT_KEY "Time::HiRes_" XS_VERSION |
0225372c RGS |
133 | |
134 | typedef struct { | |
135 | unsigned long run_count; | |
136 | unsigned __int64 base_ticks; | |
137 | unsigned __int64 tick_frequency; | |
138 | FT_t base_systime_as_filetime; | |
4ed0e2d4 | 139 | unsigned __int64 reset_time; |
0225372c RGS |
140 | } my_cxt_t; |
141 | ||
142 | START_MY_CXT | |
143 | ||
6e3b076d | 144 | /* Number of 100 nanosecond units from 1/1/1601 to 1/1/1970 */ |
708180a3 TK |
145 | # ifdef __GNUC__ |
146 | # define Const64(x) x##LL | |
147 | # else | |
148 | # define Const64(x) x##i64 | |
149 | # endif | |
150 | # define EPOCH_BIAS Const64(116444736000000000) | |
151 | ||
152 | # ifdef Const64 | |
153 | # ifdef __GNUC__ | |
154 | # define IV_1E6LL 1000000LL /* Needed because of Const64() ##-appends LL (or i64). */ | |
155 | # define IV_1E7LL 10000000LL | |
156 | # define IV_1E9LL 1000000000LL | |
157 | # else | |
158 | # define IV_1E6i64 1000000i64 | |
159 | # define IV_1E7i64 10000000i64 | |
160 | # define IV_1E9i64 1000000000i64 | |
161 | # endif | |
162 | # endif | |
f445b110 | 163 | |
fd44fdfd JH |
164 | /* NOTE: This does not compute the timezone info (doing so can be expensive, |
165 | * and appears to be unsupported even by glibc) */ | |
0225372c RGS |
166 | |
167 | /* dMY_CXT needs a Perl context and we don't want to call PERL_GET_CONTEXT | |
168 | for performance reasons */ | |
169 | ||
708180a3 TK |
170 | # undef gettimeofday |
171 | # define gettimeofday(tp, not_used) _gettimeofday(aTHX_ tp, not_used) | |
0225372c | 172 | |
d8cb5b61 RGS |
173 | /* If the performance counter delta drifts more than 0.5 seconds from the |
174 | * system time then we recalibrate to the system time. This means we may | |
c1dc6e7c | 175 | * move *backwards* in time! */ |
708180a3 | 176 | # define MAX_PERF_COUNTER_SKEW Const64(5000000) /* 0.5 seconds */ |
c1dc6e7c | 177 | |
4ed0e2d4 RGS |
178 | /* Reset reading from the performance counter every five minutes. |
179 | * Many PC clocks just seem to be so bad. */ | |
708180a3 | 180 | # define MAX_PERF_COUNTER_TICKS Const64(300000000) /* 300 seconds */ |
c1dc6e7c | 181 | |
0225372c RGS |
182 | static int |
183 | _gettimeofday(pTHX_ struct timeval *tp, void *not_used) | |
fd44fdfd | 184 | { |
0225372c RGS |
185 | dMY_CXT; |
186 | ||
187 | unsigned __int64 ticks; | |
fd44fdfd JH |
188 | FT_t ft; |
189 | ||
a914236c | 190 | PERL_UNUSED_ARG(not_used); |
4ed0e2d4 | 191 | if (MY_CXT.run_count++ == 0 || |
708180a3 TK |
192 | MY_CXT.base_systime_as_filetime.ft_i64 > MY_CXT.reset_time) { |
193 | ||
4ed0e2d4 RGS |
194 | QueryPerformanceFrequency((LARGE_INTEGER*)&MY_CXT.tick_frequency); |
195 | QueryPerformanceCounter((LARGE_INTEGER*)&MY_CXT.base_ticks); | |
196 | GetSystemTimeAsFileTime(&MY_CXT.base_systime_as_filetime.ft_val); | |
197 | ft.ft_i64 = MY_CXT.base_systime_as_filetime.ft_i64; | |
708180a3 | 198 | MY_CXT.reset_time = ft.ft_i64 + MAX_PERF_COUNTER_TICKS; |
4ed0e2d4 RGS |
199 | } |
200 | else { | |
708180a3 | 201 | __int64 diff; |
0225372c RGS |
202 | QueryPerformanceCounter((LARGE_INTEGER*)&ticks); |
203 | ticks -= MY_CXT.base_ticks; | |
204 | ft.ft_i64 = MY_CXT.base_systime_as_filetime.ft_i64 | |
47e797f6 SP |
205 | + Const64(IV_1E7) * (ticks / MY_CXT.tick_frequency) |
206 | +(Const64(IV_1E7) * (ticks % MY_CXT.tick_frequency)) / MY_CXT.tick_frequency; | |
708180a3 TK |
207 | diff = ft.ft_i64 - MY_CXT.base_systime_as_filetime.ft_i64; |
208 | if (diff < -MAX_PERF_COUNTER_SKEW || diff > MAX_PERF_COUNTER_SKEW) { | |
209 | MY_CXT.base_ticks += ticks; | |
4ed0e2d4 RGS |
210 | GetSystemTimeAsFileTime(&MY_CXT.base_systime_as_filetime.ft_val); |
211 | ft.ft_i64 = MY_CXT.base_systime_as_filetime.ft_i64; | |
708180a3 | 212 | } |
0225372c | 213 | } |
fd44fdfd JH |
214 | |
215 | /* seconds since epoch */ | |
47e797f6 | 216 | tp->tv_sec = (long)((ft.ft_i64 - EPOCH_BIAS) / Const64(IV_1E7)); |
fd44fdfd JH |
217 | |
218 | /* microseconds remaining */ | |
47e797f6 | 219 | tp->tv_usec = (long)((ft.ft_i64 / Const64(10)) % Const64(IV_1E6)); |
fd44fdfd JH |
220 | |
221 | return 0; | |
222 | } | |
708180a3 | 223 | #endif /* #if defined(WIN32) || defined(CYGWIN_WITH_W32API) */ |
fd44fdfd | 224 | |
dcf686c9 | 225 | #if !defined(HAS_GETTIMEOFDAY) && defined(VMS) |
708180a3 TK |
226 | # define HAS_GETTIMEOFDAY |
227 | ||
228 | # include <lnmdef.h> | |
229 | # include <time.h> /* gettimeofday */ | |
230 | # include <stdlib.h> /* qdiv */ | |
231 | # include <starlet.h> /* sys$gettim */ | |
232 | # include <descrip.h> | |
233 | # ifdef __VAX | |
234 | # include <lib$routines.h> /* lib$ediv() */ | |
235 | # endif | |
dcf686c9 JH |
236 | |
237 | /* | |
238 | VMS binary time is expressed in 100 nano-seconds since | |
239 | system base time which is 17-NOV-1858 00:00:00.00 | |
240 | */ | |
241 | ||
708180a3 TK |
242 | # define DIV_100NS_TO_SECS 10000000L |
243 | # define DIV_100NS_TO_USECS 10L | |
dcf686c9 | 244 | |
708180a3 | 245 | /* |
dcf686c9 JH |
246 | gettimeofday is supposed to return times since the epoch |
247 | so need to determine this in terms of VMS base time | |
248 | */ | |
249 | static $DESCRIPTOR(dscepoch,"01-JAN-1970 00:00:00.00"); | |
250 | ||
708180a3 | 251 | # ifdef __VAX |
3785778e | 252 | static long base_adjust[2]={0L,0L}; |
708180a3 | 253 | # else |
dcf686c9 | 254 | static __int64 base_adjust=0; |
708180a3 | 255 | # endif |
dcf686c9 | 256 | |
708180a3 | 257 | /* |
9b6f56ad CL |
258 | |
259 | If we don't have gettimeofday, then likely we are on a VMS machine that | |
260 | operates on local time rather than UTC...so we have to zone-adjust. | |
708180a3 | 261 | This code gleefully swiped from VMS.C |
9b6f56ad CL |
262 | |
263 | */ | |
264 | /* method used to handle UTC conversions: | |
265 | * 1 == CRTL gmtime(); 2 == SYS$TIMEZONE_DIFFERENTIAL; 3 == no correction | |
266 | */ | |
267 | static int gmtime_emulation_type; | |
268 | /* number of secs to add to UTC POSIX-style time to get local time */ | |
269 | static long int utc_offset_secs; | |
708180a3 TK |
270 | static struct dsc$descriptor_s fildevdsc = |
271 | { 12, DSC$K_DTYPE_T, DSC$K_CLASS_S, "LNM$FILE_DEV" }; | |
9b6f56ad CL |
272 | static struct dsc$descriptor_s *fildev[] = { &fildevdsc, NULL }; |
273 | ||
274 | static time_t toutc_dst(time_t loc) { | |
708180a3 | 275 | struct tm *rsltmp; |
9b6f56ad | 276 | |
708180a3 TK |
277 | if ((rsltmp = localtime(&loc)) == NULL) return -1; |
278 | loc -= utc_offset_secs; | |
279 | if (rsltmp->tm_isdst) loc -= 3600; | |
280 | return loc; | |
9b6f56ad CL |
281 | } |
282 | ||
283 | static time_t toloc_dst(time_t utc) { | |
708180a3 | 284 | struct tm *rsltmp; |
9b6f56ad | 285 | |
708180a3 TK |
286 | utc += utc_offset_secs; |
287 | if ((rsltmp = localtime(&utc)) == NULL) return -1; | |
288 | if (rsltmp->tm_isdst) utc += 3600; | |
289 | return utc; | |
9b6f56ad CL |
290 | } |
291 | ||
708180a3 TK |
292 | # define _toutc(secs) ((secs) == (time_t) -1 ? (time_t) -1 : \ |
293 | ((gmtime_emulation_type || timezone_setup()), \ | |
294 | (gmtime_emulation_type == 1 ? toutc_dst(secs) : \ | |
295 | ((secs) - utc_offset_secs)))) | |
9b6f56ad | 296 | |
708180a3 TK |
297 | # define _toloc(secs) ((secs) == (time_t) -1 ? (time_t) -1 : \ |
298 | ((gmtime_emulation_type || timezone_setup()), \ | |
299 | (gmtime_emulation_type == 1 ? toloc_dst(secs) : \ | |
300 | ((secs) + utc_offset_secs)))) | |
9b6f56ad CL |
301 | |
302 | static int | |
708180a3 | 303 | timezone_setup(void) |
9b6f56ad | 304 | { |
708180a3 | 305 | struct tm *tm_p; |
9b6f56ad | 306 | |
708180a3 TK |
307 | if (gmtime_emulation_type == 0) { |
308 | int dstnow; | |
309 | time_t base = 15 * 86400; /* 15jan71; to avoid month/year ends between */ | |
310 | /* results of calls to gmtime() and localtime() */ | |
311 | /* for same &base */ | |
9b6f56ad | 312 | |
9b6f56ad | 313 | gmtime_emulation_type++; |
708180a3 TK |
314 | if ((tm_p = gmtime(&base)) == NULL) { /* CRTL gmtime() is a fake */ |
315 | char off[LNM$C_NAMLENGTH+1];; | |
316 | ||
317 | gmtime_emulation_type++; | |
318 | if (!Perl_vmstrnenv("SYS$TIMEZONE_DIFFERENTIAL",off,0,fildev,0)) { | |
319 | gmtime_emulation_type++; | |
320 | utc_offset_secs = 0; | |
321 | Perl_warn(aTHX_ "no UTC offset information; assuming local time is UTC"); | |
322 | } | |
323 | else { utc_offset_secs = atol(off); } | |
324 | } | |
325 | else { /* We've got a working gmtime() */ | |
326 | struct tm gmt, local; | |
327 | ||
328 | gmt = *tm_p; | |
329 | tm_p = localtime(&base); | |
330 | local = *tm_p; | |
331 | utc_offset_secs = (local.tm_mday - gmt.tm_mday) * 86400; | |
332 | utc_offset_secs += (local.tm_hour - gmt.tm_hour) * 3600; | |
333 | utc_offset_secs += (local.tm_min - gmt.tm_min) * 60; | |
334 | utc_offset_secs += (local.tm_sec - gmt.tm_sec); | |
335 | } | |
9b6f56ad | 336 | } |
708180a3 | 337 | return 1; |
9b6f56ad CL |
338 | } |
339 | ||
340 | ||
dcf686c9 JH |
341 | int |
342 | gettimeofday (struct timeval *tp, void *tpz) | |
343 | { | |
708180a3 TK |
344 | long ret; |
345 | # ifdef __VAX | |
346 | long quad[2]; | |
347 | long quad1[2]; | |
348 | long div_100ns_to_secs; | |
349 | long div_100ns_to_usecs; | |
350 | long quo,rem; | |
351 | long quo1,rem1; | |
352 | # else | |
353 | __int64 quad; | |
354 | __qdiv_t ans1,ans2; | |
355 | # endif | |
356 | /* | |
dcf686c9 JH |
357 | In case of error, tv_usec = 0 and tv_sec = VMS condition code. |
358 | The return from function is also set to -1. | |
359 | This is not exactly as per the manual page. | |
708180a3 | 360 | */ |
dcf686c9 | 361 | |
708180a3 | 362 | tp->tv_usec = 0; |
dcf686c9 | 363 | |
708180a3 TK |
364 | # ifdef __VAX |
365 | if (base_adjust[0]==0 && base_adjust[1]==0) { | |
366 | # else | |
367 | if (base_adjust==0) { /* Need to determine epoch adjustment */ | |
368 | # endif | |
dcf686c9 JH |
369 | ret=sys$bintim(&dscepoch,&base_adjust); |
370 | if (1 != (ret &&1)) { | |
708180a3 TK |
371 | tp->tv_sec = ret; |
372 | return -1; | |
dcf686c9 | 373 | } |
708180a3 | 374 | } |
dcf686c9 | 375 | |
708180a3 TK |
376 | ret=sys$gettim(&quad); /* Get VMS system time */ |
377 | if ((1 && ret) == 1) { | |
378 | # ifdef __VAX | |
3785778e PP |
379 | quad[0] -= base_adjust[0]; /* convert to epoch offset */ |
380 | quad[1] -= base_adjust[1]; /* convert 2nd half of quadword */ | |
381 | div_100ns_to_secs = DIV_100NS_TO_SECS; | |
382 | div_100ns_to_usecs = DIV_100NS_TO_USECS; | |
383 | lib$ediv(&div_100ns_to_secs,&quad,&quo,&rem); | |
384 | quad1[0] = rem; | |
385 | quad1[1] = 0L; | |
386 | lib$ediv(&div_100ns_to_usecs,&quad1,&quo1,&rem1); | |
387 | tp->tv_sec = quo; /* Whole seconds */ | |
388 | tp->tv_usec = quo1; /* Micro-seconds */ | |
708180a3 | 389 | # else |
3785778e | 390 | quad -= base_adjust; /* convert to epoch offset */ |
dcf686c9 JH |
391 | ans1=qdiv(quad,DIV_100NS_TO_SECS); |
392 | ans2=qdiv(ans1.rem,DIV_100NS_TO_USECS); | |
393 | tp->tv_sec = ans1.quot; /* Whole seconds */ | |
394 | tp->tv_usec = ans2.quot; /* Micro-seconds */ | |
708180a3 TK |
395 | # endif |
396 | } else { | |
dcf686c9 JH |
397 | tp->tv_sec = ret; |
398 | return -1; | |
708180a3 TK |
399 | } |
400 | # ifdef VMSISH_TIME | |
401 | # ifdef RTL_USES_UTC | |
402 | if (VMSISH_TIME) tp->tv_sec = _toloc(tp->tv_sec); | |
403 | # else | |
404 | if (!VMSISH_TIME) tp->tv_sec = _toutc(tp->tv_sec); | |
405 | # endif | |
406 | # endif | |
407 | return 0; | |
dcf686c9 | 408 | } |
708180a3 | 409 | #endif /* #if !defined(HAS_GETTIMEOFDAY) && defined(VMS) */ |
dcf686c9 | 410 | |
3f2ee006 | 411 | |
046e3f33 | 412 | /* Do not use H A S _ N A N O S L E E P |
70cf0185 SP |
413 | * so that Perl Configure doesn't scan for it (and pull in -lrt and |
414 | * the like which are not usually good ideas for the default Perl). | |
e5433ad8 | 415 | * (We are part of the core perl now.) |
046e3f33 JH |
416 | * The TIME_HIRES_NANOSLEEP is set by Makefile.PL. */ |
417 | #if !defined(HAS_USLEEP) && defined(TIME_HIRES_NANOSLEEP) | |
708180a3 TK |
418 | # define HAS_USLEEP |
419 | # define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
3f2ee006 | 420 | |
4e922c26 | 421 | static void |
e5620114 | 422 | hrt_usleep(unsigned long usec) /* This is used to emulate usleep. */ |
3f2ee006 HS |
423 | { |
424 | struct timespec res; | |
47e797f6 SP |
425 | res.tv_sec = usec / IV_1E6; |
426 | res.tv_nsec = ( usec - res.tv_sec * IV_1E6 ) * 1000; | |
3f2ee006 HS |
427 | nanosleep(&res, NULL); |
428 | } | |
3f2ee006 | 429 | |
44d3ce20 | 430 | #endif /* #if !defined(HAS_USLEEP) && defined(TIME_HIRES_NANOSLEEP) */ |
3f2ee006 | 431 | |
dcf686c9 | 432 | #if !defined(HAS_USLEEP) && defined(HAS_SELECT) |
708180a3 TK |
433 | # ifndef SELECT_IS_BROKEN |
434 | # define HAS_USLEEP | |
435 | # define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
dcf686c9 | 436 | |
4e922c26 | 437 | static void |
dcf686c9 JH |
438 | hrt_usleep(unsigned long usec) |
439 | { | |
440 | struct timeval tv; | |
441 | tv.tv_sec = 0; | |
442 | tv.tv_usec = usec; | |
443 | select(0, (Select_fd_set_t)NULL, (Select_fd_set_t)NULL, | |
708180a3 | 444 | (Select_fd_set_t)NULL, &tv); |
dcf686c9 | 445 | } |
708180a3 | 446 | # endif |
44d3ce20 | 447 | #endif /* #if !defined(HAS_USLEEP) && defined(HAS_SELECT) */ |
dcf686c9 JH |
448 | |
449 | #if !defined(HAS_USLEEP) && defined(WIN32) | |
708180a3 TK |
450 | # define HAS_USLEEP |
451 | # define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
dcf686c9 | 452 | |
4e922c26 | 453 | static void |
dcf686c9 JH |
454 | hrt_usleep(unsigned long usec) |
455 | { | |
456 | long msec; | |
457 | msec = usec / 1000; | |
458 | Sleep (msec); | |
459 | } | |
44d3ce20 | 460 | #endif /* #if !defined(HAS_USLEEP) && defined(WIN32) */ |
dcf686c9 | 461 | |
e5433ad8 | 462 | #if !defined(HAS_USLEEP) && defined(HAS_POLL) |
708180a3 TK |
463 | # define HAS_USLEEP |
464 | # define usleep hrt_usleep /* could conflict with ncurses for static build */ | |
e5433ad8 | 465 | |
4e922c26 | 466 | static void |
e5433ad8 SP |
467 | hrt_usleep(unsigned long usec) |
468 | { | |
469 | int msec = usec / 1000; | |
470 | poll(0, 0, msec); | |
471 | } | |
472 | ||
473 | #endif /* #if !defined(HAS_USLEEP) && defined(HAS_POLL) */ | |
dcf686c9 | 474 | |
34f69483 | 475 | #if defined(HAS_SETITIMER) && defined(ITIMER_REAL) |
bf8300de RGS |
476 | |
477 | static int | |
68c5b4db | 478 | hrt_ualarm_itimero(struct itimerval *oitv, int usec, int uinterval) |
bf8300de | 479 | { |
708180a3 TK |
480 | struct itimerval itv; |
481 | itv.it_value.tv_sec = usec / IV_1E6; | |
482 | itv.it_value.tv_usec = usec % IV_1E6; | |
483 | itv.it_interval.tv_sec = uinterval / IV_1E6; | |
484 | itv.it_interval.tv_usec = uinterval % IV_1E6; | |
485 | return setitimer(ITIMER_REAL, &itv, oitv); | |
bf8300de RGS |
486 | } |
487 | ||
44d3ce20 | 488 | #endif /* #if !defined(HAS_UALARM) && defined(HAS_SETITIMER) */ |
dcf686c9 | 489 | |
34f69483 | 490 | #if !defined(HAS_UALARM) && defined(HAS_SETITIMER) |
708180a3 TK |
491 | # define HAS_UALARM |
492 | # define ualarm hrt_ualarm_itimer /* could conflict with ncurses for static build */ | |
34f69483 SP |
493 | #endif |
494 | ||
ca40fe49 | 495 | #if !defined(HAS_UALARM) && defined(VMS) |
708180a3 TK |
496 | # define HAS_UALARM |
497 | # define ualarm vms_ualarm | |
ca40fe49 | 498 | |
708180a3 TK |
499 | # include <lib$routines.h> |
500 | # include <ssdef.h> | |
501 | # include <starlet.h> | |
502 | # include <descrip.h> | |
503 | # include <signal.h> | |
504 | # include <jpidef.h> | |
505 | # include <psldef.h> | |
ca40fe49 | 506 | |
708180a3 | 507 | # define VMSERR(s) (!((s)&1)) |
ca40fe49 CL |
508 | |
509 | static void | |
510 | us_to_VMS(useconds_t mseconds, unsigned long v[]) | |
511 | { | |
512 | int iss; | |
513 | unsigned long qq[2]; | |
514 | ||
515 | qq[0] = mseconds; | |
516 | qq[1] = 0; | |
517 | v[0] = v[1] = 0; | |
518 | ||
519 | iss = lib$addx(qq,qq,qq); | |
520 | if (VMSERR(iss)) lib$signal(iss); | |
521 | iss = lib$subx(v,qq,v); | |
522 | if (VMSERR(iss)) lib$signal(iss); | |
523 | iss = lib$addx(qq,qq,qq); | |
524 | if (VMSERR(iss)) lib$signal(iss); | |
525 | iss = lib$subx(v,qq,v); | |
526 | if (VMSERR(iss)) lib$signal(iss); | |
527 | iss = lib$subx(v,qq,v); | |
528 | if (VMSERR(iss)) lib$signal(iss); | |
529 | } | |
530 | ||
531 | static int | |
532 | VMS_to_us(unsigned long v[]) | |
533 | { | |
534 | int iss; | |
535 | unsigned long div=10,quot, rem; | |
536 | ||
537 | iss = lib$ediv(&div,v,",&rem); | |
538 | if (VMSERR(iss)) lib$signal(iss); | |
539 | ||
540 | return quot; | |
541 | } | |
542 | ||
543 | typedef unsigned short word; | |
544 | typedef struct _ualarm { | |
545 | int function; | |
546 | int repeat; | |
547 | unsigned long delay[2]; | |
548 | unsigned long interval[2]; | |
549 | unsigned long remain[2]; | |
550 | } Alarm; | |
551 | ||
552 | ||
553 | static int alarm_ef; | |
554 | static Alarm *a0, alarm_base; | |
708180a3 TK |
555 | # define UAL_NULL 0 |
556 | # define UAL_SET 1 | |
557 | # define UAL_CLEAR 2 | |
558 | # define UAL_ACTIVE 4 | |
ca40fe49 CL |
559 | static void ualarm_AST(Alarm *a); |
560 | ||
708180a3 | 561 | static int |
ca40fe49 CL |
562 | vms_ualarm(int mseconds, int interval) |
563 | { | |
564 | Alarm *a, abase; | |
565 | struct item_list3 { | |
566 | word length; | |
567 | word code; | |
568 | void *bufaddr; | |
569 | void *retlenaddr; | |
570 | } ; | |
571 | static struct item_list3 itmlst[2]; | |
572 | static int first = 1; | |
573 | unsigned long asten; | |
574 | int iss, enabled; | |
575 | ||
576 | if (first) { | |
577 | first = 0; | |
578 | itmlst[0].code = JPI$_ASTEN; | |
579 | itmlst[0].length = sizeof(asten); | |
580 | itmlst[0].retlenaddr = NULL; | |
581 | itmlst[1].code = 0; | |
582 | itmlst[1].length = 0; | |
583 | itmlst[1].bufaddr = NULL; | |
584 | itmlst[1].retlenaddr = NULL; | |
585 | ||
586 | iss = lib$get_ef(&alarm_ef); | |
587 | if (VMSERR(iss)) lib$signal(iss); | |
588 | ||
589 | a0 = &alarm_base; | |
590 | a0->function = UAL_NULL; | |
591 | } | |
592 | itmlst[0].bufaddr = &asten; | |
708180a3 | 593 | |
ca40fe49 CL |
594 | iss = sys$getjpiw(0,0,0,itmlst,0,0,0); |
595 | if (VMSERR(iss)) lib$signal(iss); | |
596 | if (!(asten&0x08)) return -1; | |
597 | ||
598 | a = &abase; | |
599 | if (mseconds) { | |
600 | a->function = UAL_SET; | |
601 | } else { | |
602 | a->function = UAL_CLEAR; | |
603 | } | |
604 | ||
605 | us_to_VMS(mseconds, a->delay); | |
606 | if (interval) { | |
607 | us_to_VMS(interval, a->interval); | |
608 | a->repeat = 1; | |
708180a3 | 609 | } else |
ca40fe49 CL |
610 | a->repeat = 0; |
611 | ||
612 | iss = sys$clref(alarm_ef); | |
613 | if (VMSERR(iss)) lib$signal(iss); | |
614 | ||
615 | iss = sys$dclast(ualarm_AST,a,0); | |
616 | if (VMSERR(iss)) lib$signal(iss); | |
617 | ||
618 | iss = sys$waitfr(alarm_ef); | |
619 | if (VMSERR(iss)) lib$signal(iss); | |
620 | ||
708180a3 | 621 | if (a->function == UAL_ACTIVE) |
ca40fe49 CL |
622 | return VMS_to_us(a->remain); |
623 | else | |
624 | return 0; | |
625 | } | |
626 | ||
627 | ||
628 | ||
629 | static void | |
630 | ualarm_AST(Alarm *a) | |
631 | { | |
632 | int iss; | |
633 | unsigned long now[2]; | |
634 | ||
635 | iss = sys$gettim(now); | |
636 | if (VMSERR(iss)) lib$signal(iss); | |
637 | ||
638 | if (a->function == UAL_SET || a->function == UAL_CLEAR) { | |
639 | if (a0->function == UAL_ACTIVE) { | |
640 | iss = sys$cantim(a0,PSL$C_USER); | |
641 | if (VMSERR(iss)) lib$signal(iss); | |
642 | ||
643 | iss = lib$subx(a0->remain, now, a->remain); | |
644 | if (VMSERR(iss)) lib$signal(iss); | |
645 | ||
708180a3 | 646 | if (a->remain[1] & 0x80000000) |
ca40fe49 CL |
647 | a->remain[0] = a->remain[1] = 0; |
648 | } | |
649 | ||
650 | if (a->function == UAL_SET) { | |
651 | a->function = a0->function; | |
652 | a0->function = UAL_ACTIVE; | |
653 | a0->repeat = a->repeat; | |
654 | if (a0->repeat) { | |
655 | a0->interval[0] = a->interval[0]; | |
656 | a0->interval[1] = a->interval[1]; | |
657 | } | |
658 | a0->delay[0] = a->delay[0]; | |
659 | a0->delay[1] = a->delay[1]; | |
660 | ||
661 | iss = lib$subx(now, a0->delay, a0->remain); | |
662 | if (VMSERR(iss)) lib$signal(iss); | |
663 | ||
664 | iss = sys$setimr(0,a0->delay,ualarm_AST,a0); | |
665 | if (VMSERR(iss)) lib$signal(iss); | |
666 | } else { | |
667 | a->function = a0->function; | |
668 | a0->function = UAL_NULL; | |
669 | } | |
670 | iss = sys$setef(alarm_ef); | |
671 | if (VMSERR(iss)) lib$signal(iss); | |
672 | } else if (a->function == UAL_ACTIVE) { | |
673 | if (a->repeat) { | |
674 | iss = lib$subx(now, a->interval, a->remain); | |
675 | if (VMSERR(iss)) lib$signal(iss); | |
676 | ||
677 | iss = sys$setimr(0,a->interval,ualarm_AST,a); | |
678 | if (VMSERR(iss)) lib$signal(iss); | |
679 | } else { | |
680 | a->function = UAL_NULL; | |
681 | } | |
682 | iss = sys$wake(0,0); | |
683 | if (VMSERR(iss)) lib$signal(iss); | |
684 | lib$signal(SS$_ASTFLT); | |
685 | } else { | |
686 | lib$signal(SS$_BADPARAM); | |
687 | } | |
688 | } | |
689 | ||
44d3ce20 | 690 | #endif /* #if !defined(HAS_UALARM) && defined(VMS) */ |
ca40fe49 | 691 | |
dcf686c9 JH |
692 | #ifdef HAS_GETTIMEOFDAY |
693 | ||
a2e20b18 | 694 | static int |
0225372c | 695 | myU2time(pTHX_ UV *ret) |
dcf686c9 | 696 | { |
708180a3 TK |
697 | struct timeval Tp; |
698 | int status; | |
699 | status = gettimeofday (&Tp, NULL); | |
700 | ret[0] = Tp.tv_sec; | |
701 | ret[1] = Tp.tv_usec; | |
702 | return status; | |
dcf686c9 JH |
703 | } |
704 | ||
3c72ec00 | 705 | static NV |
dcf686c9 JH |
706 | myNVtime() |
707 | { | |
708180a3 TK |
708 | # ifdef WIN32 |
709 | dTHX; | |
710 | # endif | |
711 | struct timeval Tp; | |
712 | int status; | |
713 | status = gettimeofday (&Tp, NULL); | |
714 | return status == 0 ? Tp.tv_sec + (Tp.tv_usec / NV_1E6) : -1.0; | |
dcf686c9 JH |
715 | } |
716 | ||
44d3ce20 | 717 | #endif /* #ifdef HAS_GETTIMEOFDAY */ |
dcf686c9 | 718 | |
75d5269b | 719 | static void |
91a2e9f6 | 720 | hrstatns(UV *atime_nsec, UV *mtime_nsec, UV *ctime_nsec) |
75d5269b | 721 | { |
708180a3 | 722 | dTHX; |
75d5269b | 723 | #if TIME_HIRES_STAT == 1 |
708180a3 TK |
724 | *atime_nsec = PL_statcache.st_atimespec.tv_nsec; |
725 | *mtime_nsec = PL_statcache.st_mtimespec.tv_nsec; | |
726 | *ctime_nsec = PL_statcache.st_ctimespec.tv_nsec; | |
91a2e9f6 | 727 | #elif TIME_HIRES_STAT == 2 |
708180a3 TK |
728 | *atime_nsec = PL_statcache.st_atimensec; |
729 | *mtime_nsec = PL_statcache.st_mtimensec; | |
730 | *ctime_nsec = PL_statcache.st_ctimensec; | |
91a2e9f6 | 731 | #elif TIME_HIRES_STAT == 3 |
708180a3 TK |
732 | *atime_nsec = PL_statcache.st_atime_n; |
733 | *mtime_nsec = PL_statcache.st_mtime_n; | |
734 | *ctime_nsec = PL_statcache.st_ctime_n; | |
91a2e9f6 | 735 | #elif TIME_HIRES_STAT == 4 |
708180a3 TK |
736 | *atime_nsec = PL_statcache.st_atim.tv_nsec; |
737 | *mtime_nsec = PL_statcache.st_mtim.tv_nsec; | |
738 | *ctime_nsec = PL_statcache.st_ctim.tv_nsec; | |
91a2e9f6 | 739 | #elif TIME_HIRES_STAT == 5 |
708180a3 TK |
740 | *atime_nsec = PL_statcache.st_uatime * 1000; |
741 | *mtime_nsec = PL_statcache.st_umtime * 1000; | |
742 | *ctime_nsec = PL_statcache.st_uctime * 1000; | |
91a2e9f6 | 743 | #else /* !TIME_HIRES_STAT */ |
708180a3 TK |
744 | *atime_nsec = 0; |
745 | *mtime_nsec = 0; | |
746 | *ctime_nsec = 0; | |
91a2e9f6 | 747 | #endif /* !TIME_HIRES_STAT */ |
75d5269b SP |
748 | } |
749 | ||
c4a535af SH |
750 | /* Until Apple implements clock_gettime() |
751 | * (ditto clock_getres() and clock_nanosleep()) | |
752 | * we will emulate them using the Mach kernel interfaces. */ | |
753 | #if defined(PERL_DARWIN) && \ | |
754 | (defined(TIME_HIRES_CLOCK_GETTIME_EMULATION) || \ | |
755 | defined(TIME_HIRES_CLOCK_GETRES_EMULATION) || \ | |
756 | defined(TIME_HIRES_CLOCK_NANOSLEEP_EMULATION)) | |
757 | ||
708180a3 TK |
758 | # ifndef CLOCK_REALTIME |
759 | # define CLOCK_REALTIME 0x01 | |
760 | # define CLOCK_MONOTONIC 0x02 | |
761 | # endif | |
1e845d0c | 762 | |
708180a3 TK |
763 | # ifndef TIMER_ABSTIME |
764 | # define TIMER_ABSTIME 0x01 | |
765 | # endif | |
1e845d0c | 766 | |
708180a3 TK |
767 | # ifdef USE_ITHREADS |
768 | # define PERL_DARWIN_MUTEX | |
769 | # endif | |
c4a535af | 770 | |
708180a3 | 771 | # ifdef PERL_DARWIN_MUTEX |
1e845d0c | 772 | STATIC perl_mutex darwin_time_mutex; |
708180a3 | 773 | # endif |
1e845d0c | 774 | |
708180a3 | 775 | # include <mach/mach_time.h> |
c4a535af | 776 | |
1e845d0c JH |
777 | static uint64_t absolute_time_init; |
778 | static mach_timebase_info_data_t timebase_info; | |
779 | static struct timespec timespec_init; | |
780 | ||
781 | static int darwin_time_init() { | |
708180a3 TK |
782 | struct timeval tv; |
783 | int success = 1; | |
784 | # ifdef PERL_DARWIN_MUTEX | |
785 | MUTEX_LOCK(&darwin_time_mutex); | |
786 | # endif | |
787 | if (absolute_time_init == 0) { | |
788 | /* mach_absolute_time() cannot fail */ | |
789 | absolute_time_init = mach_absolute_time(); | |
790 | success = mach_timebase_info(&timebase_info) == KERN_SUCCESS; | |
791 | if (success) { | |
792 | success = gettimeofday(&tv, NULL) == 0; | |
793 | if (success) { | |
794 | timespec_init.tv_sec = tv.tv_sec; | |
795 | timespec_init.tv_nsec = tv.tv_usec * 1000; | |
796 | } | |
797 | } | |
1e845d0c | 798 | } |
708180a3 TK |
799 | # ifdef PERL_DARWIN_MUTEX |
800 | MUTEX_UNLOCK(&darwin_time_mutex); | |
801 | # endif | |
802 | return success; | |
1e845d0c JH |
803 | } |
804 | ||
708180a3 | 805 | # ifdef TIME_HIRES_CLOCK_GETTIME_EMULATION |
45bbc013 | 806 | static int th_clock_gettime(clockid_t clock_id, struct timespec *ts) { |
708180a3 TK |
807 | if (darwin_time_init() && timebase_info.denom) { |
808 | switch (clock_id) { | |
809 | case CLOCK_REALTIME: | |
810 | { | |
811 | uint64_t nanos = | |
812 | ((mach_absolute_time() - absolute_time_init) * | |
813 | (uint64_t)timebase_info.numer) / (uint64_t)timebase_info.denom; | |
814 | ts->tv_sec = timespec_init.tv_sec + nanos / IV_1E9; | |
815 | ts->tv_nsec = timespec_init.tv_nsec + nanos % IV_1E9; | |
816 | return 0; | |
817 | } | |
818 | ||
819 | case CLOCK_MONOTONIC: | |
820 | { | |
821 | uint64_t nanos = | |
822 | (mach_absolute_time() * | |
823 | (uint64_t)timebase_info.numer) / (uint64_t)timebase_info.denom; | |
824 | ts->tv_sec = nanos / IV_1E9; | |
825 | ts->tv_nsec = nanos - ts->tv_sec * IV_1E9; | |
826 | return 0; | |
827 | } | |
828 | ||
829 | default: | |
830 | break; | |
831 | } | |
1e845d0c | 832 | } |
1e845d0c | 833 | |
708180a3 TK |
834 | SETERRNO(EINVAL, LIB_INVARG); |
835 | return -1; | |
1e845d0c | 836 | } |
45bbc013 | 837 | |
708180a3 | 838 | # define clock_gettime(clock_id, ts) th_clock_gettime((clock_id), (ts)) |
45bbc013 | 839 | |
708180a3 | 840 | # endif /* TIME_HIRES_CLOCK_GETTIME_EMULATION */ |
1e845d0c | 841 | |
708180a3 | 842 | # ifdef TIME_HIRES_CLOCK_GETRES_EMULATION |
45bbc013 | 843 | static int th_clock_getres(clockid_t clock_id, struct timespec *ts) { |
708180a3 TK |
844 | if (darwin_time_init() && timebase_info.denom) { |
845 | switch (clock_id) { | |
846 | case CLOCK_REALTIME: | |
847 | case CLOCK_MONOTONIC: | |
848 | ts->tv_sec = 0; | |
849 | /* In newer kernels both the numer and denom are one, | |
850 | * resulting in conversion factor of one, which is of | |
851 | * course unrealistic. */ | |
852 | ts->tv_nsec = timebase_info.numer / timebase_info.denom; | |
853 | return 0; | |
854 | default: | |
855 | break; | |
856 | } | |
1e845d0c | 857 | } |
1e845d0c | 858 | |
708180a3 TK |
859 | SETERRNO(EINVAL, LIB_INVARG); |
860 | return -1; | |
1e845d0c | 861 | } |
45bbc013 | 862 | |
708180a3 TK |
863 | # define clock_getres(clock_id, ts) th_clock_getres((clock_id), (ts)) |
864 | # endif /* TIME_HIRES_CLOCK_GETRES_EMULATION */ | |
1e845d0c | 865 | |
708180a3 | 866 | # ifdef TIME_HIRES_CLOCK_NANOSLEEP_EMULATION |
45bbc013 | 867 | static int th_clock_nanosleep(clockid_t clock_id, int flags, |
708180a3 TK |
868 | const struct timespec *rqtp, |
869 | struct timespec *rmtp) { | |
870 | if (darwin_time_init()) { | |
871 | switch (clock_id) { | |
872 | case CLOCK_REALTIME: | |
873 | case CLOCK_MONOTONIC: | |
874 | { | |
875 | uint64_t nanos = rqtp->tv_sec * IV_1E9 + rqtp->tv_nsec; | |
876 | int success; | |
877 | if ((flags & TIMER_ABSTIME)) { | |
878 | uint64_t back = | |
879 | timespec_init.tv_sec * IV_1E9 + timespec_init.tv_nsec; | |
880 | nanos = nanos > back ? nanos - back : 0; | |
881 | } | |
882 | success = | |
883 | mach_wait_until(mach_absolute_time() + nanos) == KERN_SUCCESS; | |
884 | ||
885 | /* In the relative sleep, the rmtp should be filled in with | |
886 | * the 'unused' part of the rqtp in case the sleep gets | |
887 | * interrupted by a signal. But it is unknown how signals | |
888 | * interact with mach_wait_until(). In the absolute sleep, | |
889 | * the rmtp should stay untouched. */ | |
890 | rmtp->tv_sec = 0; | |
891 | rmtp->tv_nsec = 0; | |
892 | ||
893 | return success; | |
894 | } | |
895 | ||
896 | default: | |
897 | break; | |
898 | } | |
3b614a59 | 899 | } |
3b614a59 | 900 | |
708180a3 TK |
901 | SETERRNO(EINVAL, LIB_INVARG); |
902 | return -1; | |
3b614a59 | 903 | } |
45bbc013 | 904 | |
708180a3 | 905 | # define clock_nanosleep(clock_id, flags, rqtp, rmtp) \ |
45bbc013 TC |
906 | th_clock_nanosleep((clock_id), (flags), (rqtp), (rmtp)) |
907 | ||
708180a3 | 908 | # endif /* TIME_HIRES_CLOCK_NANOSLEEP_EMULATION */ |
3b614a59 | 909 | |
1e845d0c JH |
910 | #endif /* PERL_DARWIN */ |
911 | ||
8eedd56d CBW |
912 | /* The macOS headers warn about using certain interfaces in |
913 | * OS-release-ignorant manner, for example: | |
914 | * | |
915 | * warning: 'futimens' is only available on macOS 10.13 or newer | |
916 | * [-Wunguarded-availability-new] | |
917 | * | |
918 | * (ditto for utimensat) | |
919 | * | |
920 | * There is clang __builtin_available() *runtime* check for this. | |
921 | * The gotchas are that neither __builtin_available() nor __has_builtin() | |
922 | * are always available. | |
923 | */ | |
924 | #ifndef __has_builtin | |
708180a3 | 925 | # define __has_builtin(x) 0 /* non-clang */ |
8eedd56d CBW |
926 | #endif |
927 | #ifdef HAS_FUTIMENS | |
708180a3 TK |
928 | # if defined(PERL_DARWIN) && __has_builtin(__builtin_available) |
929 | # define FUTIMENS_AVAILABLE __builtin_available(macOS 10.13, *) | |
930 | # else | |
931 | # define FUTIMENS_AVAILABLE 1 | |
932 | # endif | |
8eedd56d | 933 | #else |
708180a3 | 934 | # define FUTIMENS_AVAILABLE 0 |
8eedd56d CBW |
935 | #endif |
936 | #ifdef HAS_UTIMENSAT | |
708180a3 TK |
937 | # if defined(PERL_DARWIN) && __has_builtin(__builtin_available) |
938 | # define UTIMENSAT_AVAILABLE __builtin_available(macOS 10.13, *) | |
939 | # else | |
940 | # define UTIMENSAT_AVAILABLE 1 | |
941 | # endif | |
8eedd56d | 942 | #else |
708180a3 | 943 | # define UTIMENSAT_AVAILABLE 0 |
8eedd56d CBW |
944 | #endif |
945 | ||
82cbdcc3 SP |
946 | #include "const-c.inc" |
947 | ||
24e1662b JH |
948 | #if (defined(TIME_HIRES_NANOSLEEP)) || \ |
949 | (defined(TIME_HIRES_CLOCK_NANOSLEEP) && defined(TIMER_ABSTIME)) | |
950 | ||
e3ff671b JH |
951 | static void |
952 | nanosleep_init(NV nsec, | |
953 | struct timespec *sleepfor, | |
954 | struct timespec *unslept) { | |
955 | sleepfor->tv_sec = (Time_t)(nsec / NV_1E9); | |
956 | sleepfor->tv_nsec = (long)(nsec - ((NV)sleepfor->tv_sec) * NV_1E9); | |
957 | unslept->tv_sec = 0; | |
958 | unslept->tv_nsec = 0; | |
959 | } | |
960 | ||
24e1662b JH |
961 | static NV |
962 | nsec_without_unslept(struct timespec *sleepfor, | |
963 | const struct timespec *unslept) { | |
708180a3 TK |
964 | if (sleepfor->tv_sec >= unslept->tv_sec) { |
965 | sleepfor->tv_sec -= unslept->tv_sec; | |
966 | if (sleepfor->tv_nsec >= unslept->tv_nsec) { | |
967 | sleepfor->tv_nsec -= unslept->tv_nsec; | |
968 | } else if (sleepfor->tv_sec > 0) { | |
969 | sleepfor->tv_sec--; | |
970 | sleepfor->tv_nsec += IV_1E9; | |
971 | sleepfor->tv_nsec -= unslept->tv_nsec; | |
972 | } else { | |
973 | sleepfor->tv_sec = 0; | |
974 | sleepfor->tv_nsec = 0; | |
975 | } | |
ea21af8c | 976 | } else { |
708180a3 TK |
977 | sleepfor->tv_sec = 0; |
978 | sleepfor->tv_nsec = 0; | |
ea21af8c | 979 | } |
708180a3 | 980 | return ((NV)sleepfor->tv_sec) * NV_1E9 + ((NV)sleepfor->tv_nsec); |
24e1662b JH |
981 | } |
982 | ||
983 | #endif | |
984 | ||
c4a535af SH |
985 | /* In case Perl and/or Devel::PPPort are too old, minimally emulate |
986 | * IS_SAFE_PATHNAME() (which looks for zero bytes in the pathname). */ | |
987 | #ifndef IS_SAFE_PATHNAME | |
708180a3 TK |
988 | # if PERL_VERSION >= 12 /* Perl_ck_warner is 5.10.0 -> */ |
989 | # ifdef WARN_SYSCALLS | |
990 | # define WARNEMUCAT WARN_SYSCALLS /* 5.22.0 -> */ | |
991 | # else | |
992 | # define WARNEMUCAT WARN_MISC | |
993 | # endif | |
994 | # define WARNEMU(opname) Perl_ck_warner(aTHX_ packWARN(WARNEMUCAT), "Invalid \\0 character in pathname for %s",opname) | |
995 | # else | |
996 | # define WARNEMU(opname) Perl_warn(aTHX_ "Invalid \\0 character in pathname for %s",opname) | |
997 | # endif | |
998 | # define IS_SAFE_PATHNAME(pv, len, opname) (((len)>1)&&memchr((pv), 0, (len)-1)?(SETERRNO(ENOENT, LIB_INVARG),WARNEMU(opname),FALSE):(TRUE)) | |
c4a535af SH |
999 | #endif |
1000 | ||
dcf686c9 JH |
1001 | MODULE = Time::HiRes PACKAGE = Time::HiRes |
1002 | ||
1003 | PROTOTYPES: ENABLE | |
1004 | ||
1005 | BOOT: | |
708180a3 | 1006 | { |
0225372c | 1007 | #ifdef MY_CXT_KEY |
708180a3 | 1008 | MY_CXT_INIT; |
0225372c | 1009 | #endif |
6abf31df | 1010 | #ifdef HAS_GETTIMEOFDAY |
708180a3 TK |
1011 | { |
1012 | (void) hv_store(PL_modglobal, "Time::NVtime", 12, | |
1013 | newSViv(PTR2IV(myNVtime)), 0); | |
1014 | (void) hv_store(PL_modglobal, "Time::U2time", 12, | |
1015 | newSViv(PTR2IV(myU2time)), 0); | |
1016 | } | |
dcf686c9 | 1017 | #endif |
c4a535af SH |
1018 | #if defined(PERL_DARWIN) |
1019 | # if defined(USE_ITHREADS) && defined(PERL_DARWIN_MUTEX) | |
708180a3 | 1020 | MUTEX_INIT(&darwin_time_mutex); |
2d639e20 JH |
1021 | # endif |
1022 | #endif | |
708180a3 | 1023 | } |
0225372c RGS |
1024 | |
1025 | #if defined(USE_ITHREADS) && defined(MY_CXT_KEY) | |
1026 | ||
1027 | void | |
1028 | CLONE(...) | |
1029 | CODE: | |
708180a3 | 1030 | MY_CXT_CLONE; |
0225372c | 1031 | |
3f2ee006 | 1032 | #endif |
dcf686c9 | 1033 | |
98b50af3 | 1034 | INCLUDE: const-xs.inc |
3c72ec00 | 1035 | |
52d72fba | 1036 | #if defined(HAS_USLEEP) && defined(HAS_GETTIMEOFDAY) |
dcf686c9 | 1037 | |
92bc48ca | 1038 | NV |
dcf686c9 | 1039 | usleep(useconds) |
708180a3 TK |
1040 | NV useconds |
1041 | PREINIT: | |
1042 | struct timeval Ta, Tb; | |
1043 | CODE: | |
1044 | gettimeofday(&Ta, NULL); | |
1045 | if (items > 0) { | |
1046 | if (useconds >= NV_1E6) { | |
1047 | IV seconds = (IV) (useconds / NV_1E6); | |
1048 | /* If usleep() has been implemented using setitimer() | |
1049 | * then this contortion is unnecessary-- but usleep() | |
1050 | * may be implemented in some other way, so let's contort. */ | |
1051 | if (seconds) { | |
1052 | sleep(seconds); | |
1053 | useconds -= NV_1E6 * seconds; | |
1054 | } | |
1055 | } else if (useconds < 0.0) | |
1056 | croak("Time::HiRes::usleep(%" NVgf | |
a135cb6c | 1057 | "): negative time not invented yet", useconds); |
dcf686c9 | 1058 | |
708180a3 TK |
1059 | usleep((U32)useconds); |
1060 | } else | |
1061 | PerlProc_pause(); | |
52d72fba | 1062 | |
708180a3 TK |
1063 | gettimeofday(&Tb, NULL); |
1064 | # if 0 | |
1065 | printf("[%ld %ld] [%ld %ld]\n", Tb.tv_sec, Tb.tv_usec, Ta.tv_sec, Ta.tv_usec); | |
1066 | # endif | |
1067 | RETVAL = NV_1E6*(Tb.tv_sec-Ta.tv_sec)+(NV)((IV)Tb.tv_usec-(IV)Ta.tv_usec); | |
1068 | ||
1069 | OUTPUT: | |
1070 | RETVAL | |
1071 | ||
1072 | # if defined(TIME_HIRES_NANOSLEEP) | |
44d3ce20 RGS |
1073 | |
1074 | NV | |
170c5524 | 1075 | nanosleep(nsec) |
708180a3 TK |
1076 | NV nsec |
1077 | PREINIT: | |
1078 | struct timespec sleepfor, unslept; | |
1079 | CODE: | |
1080 | if (nsec < 0.0) | |
1081 | croak("Time::HiRes::nanosleep(%" NVgf | |
a135cb6c | 1082 | "): negative time not invented yet", nsec); |
e3ff671b | 1083 | nanosleep_init(nsec, &sleepfor, &unslept); |
708180a3 TK |
1084 | if (nanosleep(&sleepfor, &unslept) == 0) { |
1085 | RETVAL = nsec; | |
1086 | } else { | |
24e1662b | 1087 | RETVAL = nsec_without_unslept(&sleepfor, &unslept); |
708180a3 | 1088 | } |
a8fb48f7 | 1089 | OUTPUT: |
708180a3 | 1090 | RETVAL |
44d3ce20 | 1091 | |
708180a3 | 1092 | # else /* #if defined(TIME_HIRES_NANOSLEEP) */ |
ced84e60 SP |
1093 | |
1094 | NV | |
170c5524 | 1095 | nanosleep(nsec) |
708180a3 | 1096 | NV nsec |
ced84e60 | 1097 | CODE: |
708180a3 | 1098 | PERL_UNUSED_ARG(nsec); |
ced84e60 SP |
1099 | croak("Time::HiRes::nanosleep(): unimplemented in this platform"); |
1100 | RETVAL = 0.0; | |
858dcda5 | 1101 | OUTPUT: |
708180a3 | 1102 | RETVAL |
ced84e60 | 1103 | |
708180a3 | 1104 | # endif /* #if defined(TIME_HIRES_NANOSLEEP) */ |
44d3ce20 | 1105 | |
52d72fba | 1106 | NV |
f9d00e57 | 1107 | sleep(...) |
708180a3 TK |
1108 | PREINIT: |
1109 | struct timeval Ta, Tb; | |
1110 | CODE: | |
1111 | gettimeofday(&Ta, NULL); | |
1112 | if (items > 0) { | |
1113 | NV seconds = SvNV(ST(0)); | |
1114 | if (seconds >= 0.0) { | |
1115 | UV useconds = (UV)(1E6 * (seconds - (UV)seconds)); | |
1116 | if (seconds >= 1.0) | |
1117 | sleep((U32)seconds); | |
1118 | if ((IV)useconds < 0) { | |
1119 | # if defined(__sparc64__) && defined(__GNUC__) | |
1120 | /* Sparc64 gcc 2.95.3 (e.g. on NetBSD) has a bug | |
1121 | * where (0.5 - (UV)(0.5)) will under certain | |
1122 | * circumstances (if the double is cast to UV more | |
1123 | * than once?) evaluate to -0.5, instead of 0.5. */ | |
1124 | useconds = -(IV)useconds; | |
1125 | # endif /* #if defined(__sparc64__) && defined(__GNUC__) */ | |
1126 | if ((IV)useconds < 0) | |
1127 | croak("Time::HiRes::sleep(%" NVgf | |
1128 | "): internal error: useconds < 0 (unsigned %" UVuf | |
1129 | " signed %" IVdf ")", | |
1130 | seconds, useconds, (IV)useconds); | |
1131 | } | |
1132 | usleep(useconds); | |
1133 | } else | |
1134 | croak("Time::HiRes::sleep(%" NVgf | |
a135cb6c | 1135 | "): negative time not invented yet", seconds); |
708180a3 TK |
1136 | } else |
1137 | PerlProc_pause(); | |
1138 | ||
1139 | gettimeofday(&Tb, NULL); | |
1140 | # if 0 | |
1141 | printf("[%ld %ld] [%ld %ld]\n", Tb.tv_sec, Tb.tv_usec, Ta.tv_sec, Ta.tv_usec); | |
1142 | # endif | |
1143 | RETVAL = (NV)(Tb.tv_sec-Ta.tv_sec)+0.000001*(NV)(Tb.tv_usec-Ta.tv_usec); | |
52d72fba | 1144 | |
708180a3 TK |
1145 | OUTPUT: |
1146 | RETVAL | |
dcf686c9 | 1147 | |
ced84e60 SP |
1148 | #else /* #if defined(HAS_USLEEP) && defined(HAS_GETTIMEOFDAY) */ |
1149 | ||
1150 | NV | |
1151 | usleep(useconds) | |
708180a3 | 1152 | NV useconds |
ced84e60 | 1153 | CODE: |
708180a3 | 1154 | PERL_UNUSED_ARG(useconds); |
ced84e60 SP |
1155 | croak("Time::HiRes::usleep(): unimplemented in this platform"); |
1156 | RETVAL = 0.0; | |
858dcda5 | 1157 | OUTPUT: |
708180a3 | 1158 | RETVAL |
ced84e60 | 1159 | |
44d3ce20 | 1160 | #endif /* #if defined(HAS_USLEEP) && defined(HAS_GETTIMEOFDAY) */ |
dcf686c9 JH |
1161 | |
1162 | #ifdef HAS_UALARM | |
1163 | ||
bf8300de RGS |
1164 | IV |
1165 | ualarm(useconds,uinterval=0) | |
708180a3 TK |
1166 | int useconds |
1167 | int uinterval | |
1168 | CODE: | |
1169 | if (useconds < 0 || uinterval < 0) | |
1170 | croak("Time::HiRes::ualarm(%d, %d): negative time not invented yet", useconds, uinterval); | |
1171 | # if defined(HAS_SETITIMER) && defined(ITIMER_REAL) | |
1172 | { | |
1173 | struct itimerval itv; | |
1174 | if (hrt_ualarm_itimero(&itv, useconds, uinterval)) { | |
1175 | /* To conform to ualarm's interface, we're actually ignoring | |
1176 | an error here. */ | |
1177 | RETVAL = 0; | |
1178 | } else { | |
1179 | RETVAL = itv.it_value.tv_sec * IV_1E6 + itv.it_value.tv_usec; | |
1180 | } | |
1181 | } | |
1182 | # else | |
1183 | if (useconds >= IV_1E6 || uinterval >= IV_1E6) | |
1184 | croak("Time::HiRes::ualarm(%d, %d): useconds or uinterval" | |
1185 | " equal to or more than %" IVdf, | |
1186 | useconds, uinterval, IV_1E6); | |
dcf686c9 | 1187 | |
708180a3 TK |
1188 | RETVAL = ualarm(useconds, uinterval); |
1189 | # endif | |
1190 | ||
1191 | OUTPUT: | |
1192 | RETVAL | |
f7916ddb JH |
1193 | |
1194 | NV | |
1195 | alarm(seconds,interval=0) | |
708180a3 TK |
1196 | NV seconds |
1197 | NV interval | |
1198 | CODE: | |
1199 | if (seconds < 0.0 || interval < 0.0) | |
1200 | croak("Time::HiRes::alarm(%" NVgf ", %" NVgf | |
a135cb6c | 1201 | "): negative time not invented yet", seconds, interval); |
708180a3 TK |
1202 | |
1203 | { | |
1204 | IV iseconds = (IV)seconds; | |
1205 | IV iinterval = (IV)interval; | |
1206 | NV fseconds = seconds - iseconds; | |
1207 | NV finterval = interval - iinterval; | |
1208 | IV useconds, uinterval; | |
1209 | if (fseconds >= 1.0 || finterval >= 1.0) | |
1210 | croak("Time::HiRes::alarm(%" NVgf ", %" NVgf | |
a135cb6c KW |
1211 | "): seconds or interval too large to split correctly", |
1212 | seconds, interval); | |
708180a3 TK |
1213 | |
1214 | useconds = IV_1E6 * fseconds; | |
1215 | uinterval = IV_1E6 * finterval; | |
1216 | # if defined(HAS_SETITIMER) && defined(ITIMER_REAL) | |
1217 | { | |
1218 | struct itimerval nitv, oitv; | |
1219 | nitv.it_value.tv_sec = iseconds; | |
1220 | nitv.it_value.tv_usec = useconds; | |
1221 | nitv.it_interval.tv_sec = iinterval; | |
1222 | nitv.it_interval.tv_usec = uinterval; | |
1223 | if (setitimer(ITIMER_REAL, &nitv, &oitv)) { | |
1224 | /* To conform to alarm's interface, we're actually ignoring | |
1225 | an error here. */ | |
1226 | RETVAL = 0; | |
1227 | } else { | |
1228 | RETVAL = oitv.it_value.tv_sec + ((NV)oitv.it_value.tv_usec) / NV_1E6; | |
1229 | } | |
1230 | } | |
1231 | # else | |
1232 | if (iseconds || iinterval) | |
1233 | croak("Time::HiRes::alarm(%" NVgf ", %" NVgf | |
a135cb6c KW |
1234 | "): seconds or interval equal to or more than 1.0 ", |
1235 | seconds, interval); | |
dcf686c9 | 1236 | |
708180a3 TK |
1237 | RETVAL = (NV)ualarm( useconds, uinterval ) / NV_1E6; |
1238 | # endif | |
1239 | } | |
c6c619a9 | 1240 | |
708180a3 TK |
1241 | OUTPUT: |
1242 | RETVAL | |
1243 | ||
1244 | #else /* #ifdef HAS_UALARM */ | |
ced84e60 SP |
1245 | |
1246 | int | |
1247 | ualarm(useconds,interval=0) | |
708180a3 TK |
1248 | int useconds |
1249 | int interval | |
ced84e60 | 1250 | CODE: |
708180a3 TK |
1251 | PERL_UNUSED_ARG(useconds); |
1252 | PERL_UNUSED_ARG(interval); | |
ced84e60 | 1253 | croak("Time::HiRes::ualarm(): unimplemented in this platform"); |
708180a3 | 1254 | RETVAL = -1; |
858dcda5 | 1255 | OUTPUT: |
708180a3 | 1256 | RETVAL |
ced84e60 SP |
1257 | |
1258 | NV | |
1259 | alarm(seconds,interval=0) | |
708180a3 TK |
1260 | NV seconds |
1261 | NV interval | |
ced84e60 | 1262 | CODE: |
708180a3 TK |
1263 | PERL_UNUSED_ARG(seconds); |
1264 | PERL_UNUSED_ARG(interval); | |
ced84e60 | 1265 | croak("Time::HiRes::alarm(): unimplemented in this platform"); |
708180a3 | 1266 | RETVAL = 0.0; |
858dcda5 | 1267 | OUTPUT: |
708180a3 | 1268 | RETVAL |
ced84e60 | 1269 | |
44d3ce20 | 1270 | #endif /* #ifdef HAS_UALARM */ |
dcf686c9 JH |
1271 | |
1272 | #ifdef HAS_GETTIMEOFDAY | |
1273 | ||
727404d0 TR |
1274 | void |
1275 | gettimeofday() | |
708180a3 | 1276 | PREINIT: |
727404d0 | 1277 | struct timeval Tp; |
708180a3 TK |
1278 | PPCODE: |
1279 | int status; | |
727404d0 | 1280 | status = gettimeofday (&Tp, NULL); |
708180a3 TK |
1281 | if (status == 0) { |
1282 | if (GIMME == G_ARRAY) { | |
1283 | EXTEND(sp, 2); | |
1284 | PUSHs(sv_2mortal(newSViv(Tp.tv_sec))); | |
1285 | PUSHs(sv_2mortal(newSViv(Tp.tv_usec))); | |
1286 | } else { | |
1287 | EXTEND(sp, 1); | |
1288 | PUSHs(sv_2mortal(newSVnv(Tp.tv_sec + (Tp.tv_usec / NV_1E6)))); | |
1289 | } | |
13813507 | 1290 | } |
13813507 | 1291 | |
727404d0 TR |
1292 | NV |
1293 | time() | |
708180a3 | 1294 | PREINIT: |
727404d0 | 1295 | struct timeval Tp; |
708180a3 TK |
1296 | CODE: |
1297 | int status; | |
727404d0 | 1298 | status = gettimeofday (&Tp, NULL); |
708180a3 | 1299 | if (status == 0) { |
727404d0 | 1300 | RETVAL = Tp.tv_sec + (Tp.tv_usec / NV_1E6); |
708180a3 TK |
1301 | } else { |
1302 | RETVAL = -1.0; | |
1303 | } | |
1304 | OUTPUT: | |
1305 | RETVAL | |
dcf686c9 | 1306 | |
44d3ce20 | 1307 | #endif /* #ifdef HAS_GETTIMEOFDAY */ |
dcf686c9 | 1308 | |
3c72ec00 JH |
1309 | #if defined(HAS_GETITIMER) && defined(HAS_SETITIMER) |
1310 | ||
708180a3 | 1311 | # define TV2NV(tv) ((NV)((tv).tv_sec) + 0.000001 * (NV)((tv).tv_usec)) |
3c72ec00 JH |
1312 | |
1313 | void | |
1314 | setitimer(which, seconds, interval = 0) | |
708180a3 TK |
1315 | int which |
1316 | NV seconds | |
1317 | NV interval | |
3c72ec00 | 1318 | PREINIT: |
708180a3 TK |
1319 | struct itimerval newit; |
1320 | struct itimerval oldit; | |
3c72ec00 | 1321 | PPCODE: |
708180a3 TK |
1322 | if (seconds < 0.0 || interval < 0.0) |
1323 | croak("Time::HiRes::setitimer(%" IVdf ", %" NVgf ", %" NVgf | |
a135cb6c KW |
1324 | "): negative time not invented yet", |
1325 | (IV)which, seconds, interval); | |
708180a3 TK |
1326 | newit.it_value.tv_sec = (IV)seconds; |
1327 | newit.it_value.tv_usec = | |
1328 | (IV)((seconds - (NV)newit.it_value.tv_sec) * NV_1E6); | |
1329 | newit.it_interval.tv_sec = (IV)interval; | |
1330 | newit.it_interval.tv_usec = | |
1331 | (IV)((interval - (NV)newit.it_interval.tv_sec) * NV_1E6); | |
120b53f9 RS |
1332 | /* on some platforms the 1st arg to setitimer is an enum, which |
1333 | * causes -Wc++-compat to complain about passing an int instead | |
1334 | */ | |
7347ee54 | 1335 | GCC_DIAG_IGNORE_STMT(-Wc++-compat); |
708180a3 TK |
1336 | if (setitimer(which, &newit, &oldit) == 0) { |
1337 | EXTEND(sp, 1); | |
1338 | PUSHs(sv_2mortal(newSVnv(TV2NV(oldit.it_value)))); | |
1339 | if (GIMME == G_ARRAY) { | |
1340 | EXTEND(sp, 1); | |
1341 | PUSHs(sv_2mortal(newSVnv(TV2NV(oldit.it_interval)))); | |
1342 | } | |
1343 | } | |
7347ee54 | 1344 | GCC_DIAG_RESTORE_STMT; |
3c72ec00 JH |
1345 | |
1346 | void | |
1347 | getitimer(which) | |
708180a3 | 1348 | int which |
3c72ec00 | 1349 | PREINIT: |
708180a3 | 1350 | struct itimerval nowit; |
3c72ec00 | 1351 | PPCODE: |
120b53f9 RS |
1352 | /* on some platforms the 1st arg to getitimer is an enum, which |
1353 | * causes -Wc++-compat to complain about passing an int instead | |
1354 | */ | |
7347ee54 | 1355 | GCC_DIAG_IGNORE_STMT(-Wc++-compat); |
708180a3 TK |
1356 | if (getitimer(which, &nowit) == 0) { |
1357 | EXTEND(sp, 1); | |
1358 | PUSHs(sv_2mortal(newSVnv(TV2NV(nowit.it_value)))); | |
1359 | if (GIMME == G_ARRAY) { | |
1360 | EXTEND(sp, 1); | |
1361 | PUSHs(sv_2mortal(newSVnv(TV2NV(nowit.it_interval)))); | |
1362 | } | |
1363 | } | |
7347ee54 | 1364 | GCC_DIAG_RESTORE_STMT; |
3c72ec00 | 1365 | |
44d3ce20 RGS |
1366 | #endif /* #if defined(HAS_GETITIMER) && defined(HAS_SETITIMER) */ |
1367 | ||
c4a535af SH |
1368 | #if defined(TIME_HIRES_UTIME) |
1369 | ||
1370 | I32 | |
1371 | utime(accessed, modified, ...) | |
1372 | PROTOTYPE: $$@ | |
1373 | PREINIT: | |
708180a3 TK |
1374 | SV* accessed; |
1375 | SV* modified; | |
1376 | SV* file; | |
c4a535af | 1377 | |
708180a3 TK |
1378 | struct timespec utbuf[2]; |
1379 | struct timespec *utbufp = utbuf; | |
1380 | int tot; | |
c4a535af SH |
1381 | |
1382 | CODE: | |
708180a3 TK |
1383 | accessed = ST(0); |
1384 | modified = ST(1); | |
1385 | items -= 2; | |
1386 | tot = 0; | |
1387 | ||
1388 | if ( accessed == &PL_sv_undef && modified == &PL_sv_undef ) | |
1389 | utbufp = NULL; | |
1390 | else { | |
1391 | if (SvNV(accessed) < 0.0 || SvNV(modified) < 0.0) | |
1392 | croak("Time::HiRes::utime(%" NVgf ", %" NVgf | |
1393 | "): negative time not invented yet", | |
1394 | SvNV(accessed), SvNV(modified)); | |
1395 | Zero(&utbuf, sizeof utbuf, char); | |
1396 | ||
1397 | utbuf[0].tv_sec = (Time_t)SvNV(accessed); /* time accessed */ | |
1398 | utbuf[0].tv_nsec = (long)( | |
1399 | (SvNV(accessed) - (NV)utbuf[0].tv_sec) | |
1400 | * NV_1E9 + (NV)0.5); | |
1401 | ||
1402 | utbuf[1].tv_sec = (Time_t)SvNV(modified); /* time modified */ | |
1403 | utbuf[1].tv_nsec = (long)( | |
1404 | (SvNV(modified) - (NV)utbuf[1].tv_sec) | |
1405 | * NV_1E9 + (NV)0.5); | |
1406 | } | |
1407 | ||
1408 | while (items > 0) { | |
1409 | file = POPs; items--; | |
1410 | ||
1411 | if (SvROK(file) && GvIO(SvRV(file)) && IoIFP(sv_2io(SvRV(file)))) { | |
1412 | int fd = PerlIO_fileno(IoIFP(sv_2io(file))); | |
1413 | if (fd < 0) { | |
1414 | SETERRNO(EBADF,RMS_IFI); | |
1415 | } else { | |
1416 | # ifdef HAS_FUTIMENS | |
1417 | if (FUTIMENS_AVAILABLE) { | |
1418 | if (futimens(fd, utbufp) == 0) { | |
1419 | tot++; | |
8eedd56d | 1420 | } |
708180a3 TK |
1421 | } else { |
1422 | croak("futimens unimplemented in this platform"); | |
1423 | } | |
1424 | # else /* HAS_FUTIMENS */ | |
1425 | croak("futimens unimplemented in this platform"); | |
1426 | # endif /* HAS_FUTIMENS */ | |
1427 | } | |
1428 | } | |
1429 | else { | |
1430 | # ifdef HAS_UTIMENSAT | |
1431 | if (UTIMENSAT_AVAILABLE) { | |
8eedd56d CBW |
1432 | STRLEN len; |
1433 | char * name = SvPV(file, len); | |
1434 | if (IS_SAFE_PATHNAME(name, len, "utime") && | |
1435 | utimensat(AT_FDCWD, name, utbufp, 0) == 0) { | |
708180a3 TK |
1436 | |
1437 | tot++; | |
8eedd56d | 1438 | } |
708180a3 | 1439 | } else { |
de3293c0 | 1440 | croak("utimensat unimplemented in this platform"); |
708180a3 TK |
1441 | } |
1442 | # else /* HAS_UTIMENSAT */ | |
1443 | croak("utimensat unimplemented in this platform"); | |
1444 | # endif /* HAS_UTIMENSAT */ | |
1445 | } | |
1446 | } /* while items */ | |
1447 | RETVAL = tot; | |
c4a535af SH |
1448 | |
1449 | OUTPUT: | |
708180a3 | 1450 | RETVAL |
c4a535af SH |
1451 | |
1452 | #else /* #if defined(TIME_HIRES_UTIME) */ | |
1453 | ||
1454 | I32 | |
1455 | utime(accessed, modified, ...) | |
1456 | CODE: | |
1457 | croak("Time::HiRes::utime(): unimplemented in this platform"); | |
1458 | RETVAL = 0; | |
1459 | OUTPUT: | |
708180a3 | 1460 | RETVAL |
c4a535af SH |
1461 | |
1462 | #endif /* #if defined(TIME_HIRES_UTIME) */ | |
1463 | ||
ced84e60 SP |
1464 | #if defined(TIME_HIRES_CLOCK_GETTIME) |
1465 | ||
1466 | NV | |
1467 | clock_gettime(clock_id = CLOCK_REALTIME) | |
708180a3 | 1468 | clockid_t clock_id |
ced84e60 | 1469 | PREINIT: |
708180a3 TK |
1470 | struct timespec ts; |
1471 | int status = -1; | |
ced84e60 | 1472 | CODE: |
708180a3 TK |
1473 | # ifdef TIME_HIRES_CLOCK_GETTIME_SYSCALL |
1474 | status = syscall(SYS_clock_gettime, clock_id, &ts); | |
1475 | # else | |
1476 | status = clock_gettime(clock_id, &ts); | |
1477 | # endif | |
1478 | RETVAL = status == 0 ? ts.tv_sec + (NV) ts.tv_nsec / NV_1E9 : -1; | |
ced84e60 SP |
1479 | |
1480 | OUTPUT: | |
708180a3 | 1481 | RETVAL |
ced84e60 SP |
1482 | |
1483 | #else /* if defined(TIME_HIRES_CLOCK_GETTIME) */ | |
1484 | ||
1485 | NV | |
1486 | clock_gettime(clock_id = 0) | |
708180a3 | 1487 | clockid_t clock_id |
ced84e60 | 1488 | CODE: |
708180a3 | 1489 | PERL_UNUSED_ARG(clock_id); |
ced84e60 SP |
1490 | croak("Time::HiRes::clock_gettime(): unimplemented in this platform"); |
1491 | RETVAL = 0.0; | |
858dcda5 | 1492 | OUTPUT: |
708180a3 | 1493 | RETVAL |
ced84e60 SP |
1494 | |
1495 | #endif /* #if defined(TIME_HIRES_CLOCK_GETTIME) */ | |
1496 | ||
1497 | #if defined(TIME_HIRES_CLOCK_GETRES) | |
1498 | ||
1499 | NV | |
1500 | clock_getres(clock_id = CLOCK_REALTIME) | |
708180a3 | 1501 | clockid_t clock_id |
ced84e60 | 1502 | PREINIT: |
708180a3 TK |
1503 | int status = -1; |
1504 | struct timespec ts; | |
ced84e60 | 1505 | CODE: |
708180a3 TK |
1506 | # ifdef TIME_HIRES_CLOCK_GETRES_SYSCALL |
1507 | status = syscall(SYS_clock_getres, clock_id, &ts); | |
1508 | # else | |
1509 | status = clock_getres(clock_id, &ts); | |
1510 | # endif | |
1511 | RETVAL = status == 0 ? ts.tv_sec + (NV) ts.tv_nsec / NV_1E9 : -1; | |
ced84e60 SP |
1512 | |
1513 | OUTPUT: | |
708180a3 | 1514 | RETVAL |
ced84e60 SP |
1515 | |
1516 | #else /* if defined(TIME_HIRES_CLOCK_GETRES) */ | |
1517 | ||
1518 | NV | |
1519 | clock_getres(clock_id = 0) | |
708180a3 | 1520 | clockid_t clock_id |
ced84e60 | 1521 | CODE: |
708180a3 | 1522 | PERL_UNUSED_ARG(clock_id); |
ced84e60 SP |
1523 | croak("Time::HiRes::clock_getres(): unimplemented in this platform"); |
1524 | RETVAL = 0.0; | |
858dcda5 | 1525 | OUTPUT: |
708180a3 | 1526 | RETVAL |
ced84e60 SP |
1527 | |
1528 | #endif /* #if defined(TIME_HIRES_CLOCK_GETRES) */ | |
1529 | ||
170c5524 SP |
1530 | #if defined(TIME_HIRES_CLOCK_NANOSLEEP) && defined(TIMER_ABSTIME) |
1531 | ||
1532 | NV | |
a8fb48f7 | 1533 | clock_nanosleep(clock_id, nsec, flags = 0) |
708180a3 TK |
1534 | clockid_t clock_id |
1535 | NV nsec | |
1536 | int flags | |
170c5524 | 1537 | PREINIT: |
708180a3 | 1538 | struct timespec sleepfor, unslept; |
170c5524 | 1539 | CODE: |
708180a3 TK |
1540 | if (nsec < 0.0) |
1541 | croak("Time::HiRes::clock_nanosleep(..., %" NVgf | |
a135cb6c | 1542 | "): negative time not invented yet", nsec); |
e3ff671b | 1543 | nanosleep_init(nsec, &sleepfor, &unslept); |
708180a3 TK |
1544 | if (clock_nanosleep(clock_id, flags, &sleepfor, &unslept) == 0) { |
1545 | RETVAL = nsec; | |
1546 | } else { | |
24e1662b | 1547 | RETVAL = nsec_without_unslept(&sleepfor, &unslept); |
708180a3 | 1548 | } |
170c5524 | 1549 | OUTPUT: |
708180a3 | 1550 | RETVAL |
170c5524 SP |
1551 | |
1552 | #else /* if defined(TIME_HIRES_CLOCK_NANOSLEEP) && defined(TIMER_ABSTIME) */ | |
1553 | ||
1554 | NV | |
90e44bf6 | 1555 | clock_nanosleep(clock_id, nsec, flags = 0) |
708180a3 TK |
1556 | clockid_t clock_id |
1557 | NV nsec | |
1558 | int flags | |
170c5524 | 1559 | CODE: |
708180a3 TK |
1560 | PERL_UNUSED_ARG(clock_id); |
1561 | PERL_UNUSED_ARG(nsec); | |
1562 | PERL_UNUSED_ARG(flags); | |
170c5524 SP |
1563 | croak("Time::HiRes::clock_nanosleep(): unimplemented in this platform"); |
1564 | RETVAL = 0.0; | |
858dcda5 | 1565 | OUTPUT: |
708180a3 | 1566 | RETVAL |
170c5524 SP |
1567 | |
1568 | #endif /* #if defined(TIME_HIRES_CLOCK_NANOSLEEP) && defined(TIMER_ABSTIME) */ | |
1569 | ||
1570 | #if defined(TIME_HIRES_CLOCK) && defined(CLOCKS_PER_SEC) | |
1571 | ||
1572 | NV | |
1573 | clock() | |
1574 | PREINIT: | |
708180a3 | 1575 | clock_t clocks; |
170c5524 | 1576 | CODE: |
708180a3 TK |
1577 | clocks = clock(); |
1578 | RETVAL = clocks == (clock_t) -1 ? (clock_t) -1 : (NV)clocks / (NV)CLOCKS_PER_SEC; | |
170c5524 SP |
1579 | |
1580 | OUTPUT: | |
708180a3 | 1581 | RETVAL |
170c5524 SP |
1582 | |
1583 | #else /* if defined(TIME_HIRES_CLOCK) && defined(CLOCKS_PER_SEC) */ | |
1584 | ||
1585 | NV | |
1586 | clock() | |
1587 | CODE: | |
1588 | croak("Time::HiRes::clock(): unimplemented in this platform"); | |
1589 | RETVAL = 0.0; | |
858dcda5 | 1590 | OUTPUT: |
708180a3 | 1591 | RETVAL |
170c5524 SP |
1592 | |
1593 | #endif /* #if defined(TIME_HIRES_CLOCK) && defined(CLOCKS_PER_SEC) */ | |
1594 | ||
86413ec0 | 1595 | void |
75d5269b SP |
1596 | stat(...) |
1597 | PROTOTYPE: ;$ | |
0f0eae2c | 1598 | PREINIT: |
708180a3 TK |
1599 | OP fakeop; |
1600 | int nret; | |
0f0eae2c | 1601 | ALIAS: |
708180a3 | 1602 | Time::HiRes::lstat = 1 |
75d5269b | 1603 | PPCODE: |
708180a3 TK |
1604 | XPUSHs(sv_2mortal(newSVsv(items == 1 ? ST(0) : DEFSV))); |
1605 | PUTBACK; | |
1606 | ENTER; | |
1607 | PL_laststatval = -1; | |
1608 | SAVEOP(); | |
1609 | Zero(&fakeop, 1, OP); | |
1610 | fakeop.op_type = ix ? OP_LSTAT : OP_STAT; | |
1611 | fakeop.op_ppaddr = PL_ppaddr[fakeop.op_type]; | |
1612 | fakeop.op_flags = GIMME_V == G_ARRAY ? OPf_WANT_LIST : | |
1613 | GIMME_V == G_SCALAR ? OPf_WANT_SCALAR : OPf_WANT_VOID; | |
1614 | PL_op = &fakeop; | |
1615 | (void)fakeop.op_ppaddr(aTHX); | |
1616 | SPAGAIN; | |
1617 | LEAVE; | |
1618 | nret = SP+1 - &ST(0); | |
1619 | if (nret == 13) { | |
1620 | UV atime = SvUV(ST( 8)); | |
1621 | UV mtime = SvUV(ST( 9)); | |
1622 | UV ctime = SvUV(ST(10)); | |
1623 | UV atime_nsec; | |
1624 | UV mtime_nsec; | |
1625 | UV ctime_nsec; | |
1626 | hrstatns(&atime_nsec, &mtime_nsec, &ctime_nsec); | |
1627 | if (atime_nsec) | |
1628 | ST( 8) = sv_2mortal(newSVnv(atime + (NV) atime_nsec / NV_1E9)); | |
1629 | if (mtime_nsec) | |
1630 | ST( 9) = sv_2mortal(newSVnv(mtime + (NV) mtime_nsec / NV_1E9)); | |
1631 | if (ctime_nsec) | |
1632 | ST(10) = sv_2mortal(newSVnv(ctime + (NV) ctime_nsec / NV_1E9)); | |
1633 | } | |
1634 | XSRETURN(nret); |