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Correct one "parenthesis" to "parentheses".
[perl5.git] / ext / Time / HiRes / Makefile.PL
CommitLineData
56c1b3bd
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1#!/usr/bin/perl
2#
3# In general we trust %Config, but for nanosleep() this trust
3d0346a5 4# may be misplaced (it may be linkable but not really functional).
56c1b3bd
RGS
5# Use $ENV{FORCE_NANOSLEEP_SCAN} to force rescanning whether there
6# really is hope.
7
3f2ee006
HS
8require 5.002;
9
10use Config;
dcf686c9 11use ExtUtils::MakeMaker;
98b50af3 12use strict;
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13
14my $VERBOSE = $ENV{VERBOSE};
98b50af3 15my $DEFINE;
046e3f33 16my $LIBS = [];
56c1b3bd 17my $XSOPT = '';
ced84e60 18my $SYSCALL_H;
98b50af3 19
046e3f33
JH
20use vars qw($self); # Used in 'sourcing' the hints.
21
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22my $ld_exeext = ($^O eq 'cygwin' ||
23 $^O eq 'os2' && $Config{ldflags} =~ /-Zexe\b/) ? '.exe' : '';
622913ab 24
12724655
IZ
25unless($ENV{PERL_CORE}) {
26 $ENV{PERL_CORE} = 1 if grep { $_ eq 'PERL_CORE=1' } @ARGV;
98b50af3
JH
27}
28
29# Perls 5.002 and 5.003 did not have File::Spec, fake what we need.
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HS
30
31sub my_dirsep {
32 $^O eq 'VMS' ? '.' :
33 $^O =~ /mswin32|netware|djgpp/i ? '\\' :
34 $^O eq 'MacOS' ? ':'
35 : '/';
36}
37
38sub my_catdir {
39 shift;
40 my $catdir = join(my_dirsep, @_);
98b50af3
JH
41 $^O eq 'VMS' ? "[$catdir]" : $catdir;
42}
43
44sub my_catfile {
45 shift;
46 return join(my_dirsep, @_) unless $^O eq 'VMS';
47 my $file = pop;
48 return my_catdir (undef, @_) . $file;
3f2ee006
HS
49}
50
51sub my_updir {
52 shift;
53 $^O eq 'VMS' ? "-" : "..";
54}
55
56BEGIN {
57 eval { require File::Spec };
58 if ($@) {
25ca0970
JH
59 *File::Spec::catdir = \&my_catdir;
60 *File::Spec::updir = \&my_updir;
98b50af3 61 *File::Spec::catfile = \&my_catfile;
3f2ee006
HS
62 }
63}
64
98b50af3
JH
65# Avoid 'used only once' warnings.
66my $nop1 = *File::Spec::catdir;
67my $nop2 = *File::Spec::updir;
68my $nop3 = *File::Spec::catfile;
69
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70# if you have 5.004_03 (and some slightly older versions?), xsubpp
71# tries to generate line numbers in the C code generated from the .xs.
72# unfortunately, it is a little buggy around #ifdef'd code.
5d899d7e 73# my choice is leave it in and have people with old perls complain
3f2ee006 74# about the "Usage" bug, or leave it out and be unable to compile myself
5d899d7e 75# without changing it, and then I'd always forget to change it before a
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HS
76# release. Sorry, Edward :)
77
3f2ee006
HS
78sub try_compile_and_link {
79 my ($c, %args) = @_;
80
81 my ($ok) = 0;
2359510d 82 my ($tmp) = "tmp$$";
3f2ee006
HS
83 local(*TMPC);
84
85 my $obj_ext = $Config{obj_ext} || ".o";
86 unlink("$tmp.c", "$tmp$obj_ext");
87
88 if (open(TMPC, ">$tmp.c")) {
89 print TMPC $c;
90 close(TMPC);
91
98b50af3 92 my $cccmd = $args{cccmd};
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HS
93
94 my $errornull;
95
96 my $COREincdir;
98b50af3 97
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HS
98 if ($ENV{PERL_CORE}) {
99 my $updir = File::Spec->updir;
100 $COREincdir = File::Spec->catdir(($updir) x 3);
101 } else {
102 $COREincdir = File::Spec->catdir($Config{'archlibexp'}, 'CORE');
103 }
98b50af3 104
3f2ee006 105 my $ccflags = $Config{'ccflags'} . ' ' . "-I$COREincdir";
98b50af3 106
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HS
107 if ($^O eq 'VMS') {
108 if ($ENV{PERL_CORE}) {
3d036c2b 109 # Fragile if the extensions change hierarchy within
6a20eacc
HS
110 # the Perl core but this should do for now.
111 $cccmd = "$Config{'cc'} /include=([---]) $tmp.c";
3f2ee006
HS
112 } else {
113 my $perl_core = $Config{'installarchlib'};
114 $perl_core =~ s/\]$/.CORE]/;
98b50af3 115 $cccmd = "$Config{'cc'} /include=(perl_root:[000000],$perl_core) $tmp.c";
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HS
116 }
117 }
118
119 if ($args{silent} || !$VERBOSE) {
120 $errornull = "2>/dev/null" unless defined $errornull;
121 } else {
122 $errornull = '';
123 }
124
98b50af3 125 $cccmd = "$Config{'cc'} -o $tmp $ccflags $tmp.c @$LIBS $errornull"
3f2ee006 126 unless defined $cccmd;
98b50af3 127
c1363767 128 if ($^O eq 'VMS') {
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HS
129 open( CMDFILE, ">$tmp.com" );
130 print CMDFILE "\$ SET MESSAGE/NOFACILITY/NOSEVERITY/NOIDENT/NOTEXT\n";
131 print CMDFILE "\$ $cccmd\n";
98b50af3 132 print CMDFILE "\$ IF \$SEVERITY .NE. 1 THEN EXIT 44\n"; # escalate
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HS
133 close CMDFILE;
134 system("\@ $tmp.com");
135 $ok = $?==0;
5d899d7e 136 for ("$tmp.c", "$tmp$obj_ext", "$tmp.com", "$tmp$Config{exe_ext}") {
98b50af3 137 1 while unlink $_;
3f2ee006
HS
138 }
139 }
140 else
141 {
622913ab 142 my $tmp_exe = "$tmp$ld_exeext";
3f2ee006 143 printf "cccmd = $cccmd\n" if $VERBOSE;
622913ab 144 my $res = system($cccmd);
ced84e60 145 $ok = defined($res) && $res == 0 && -s $tmp_exe && -x _;
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146
147 if ( $ok && exists $args{run} && $args{run}) {
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RGS
148 my $tmp_exe =
149 File::Spec->catfile(File::Spec->curdir, $tmp_exe);
150 printf "Running $tmp_exe..." if $VERBOSE;
151 if (system($tmp_exe) == 0) {
56c1b3bd 152 $ok = 1;
26e22fd9 153 } else {
56c1b3bd 154 $ok = 0;
ced84e60
SP
155 my $errno = $? >> 8;
156 local $! = $errno;
157 printf <<EOF;
158
159*** The test run of '$tmp_exe' failed: status $?
160*** (the status means: errno = $errno or '$!')
161*** DO NOT PANIC: this just means that *some* functionality will be missing.
162EOF
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RGS
163 }
164 }
622913ab 165 unlink("$tmp.c", $tmp_exe);
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HS
166 }
167 }
5d899d7e 168
26e22fd9 169 return $ok;
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170}
171
172sub has_gettimeofday {
173 # confusing but true (if condition true ==> -DHAS_GETTIMEOFDAY already)
56c1b3bd 174 return 0 if $Config{d_gettimeod};
98b50af3 175 return 1 if try_compile_and_link(<<EOM);
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JH
176#include "EXTERN.h"
177#include "perl.h"
178#include "XSUB.h"
179#ifdef I_SYS_TYPES
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180# include <sys/types.h>
181#endif
182
183#ifdef I_SYS_TIME
184# include <sys/time.h>
185#endif
186
187#ifdef I_SYS_SELECT
188# include <sys/select.h> /* struct timeval might be hidden in here */
189#endif
190static int foo()
191{
192 struct timeval tv;
193 gettimeofday(&tv, 0);
194}
195int main _((int argc, char** argv, char** env))
196{
197 foo();
198}
199EOM
200 return 0;
201}
202
203sub has_x {
98b50af3 204 my ($x, %args) = @_;
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HS
205
206 return 1 if
207 try_compile_and_link(<<EOM, %args);
208#include "EXTERN.h"
209#include "perl.h"
210#include "XSUB.h"
211
212#ifdef I_UNISTD
213# include <unistd.h>
214#endif
215
216#ifdef I_SYS_TYPES
217# include <sys/types.h>
218#endif
219
220#ifdef I_SYS_TIME
221# include <sys/time.h>
222#endif
223
224int main _((int argc, char** argv, char** env))
225{
226 $x;
227}
228EOM
229 return 0;
230}
231
26e22fd9 232sub has_nanosleep {
3d0346a5 233 print "testing... ";
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RGS
234 return 1 if
235 try_compile_and_link(<<EOM, run => 1);
236#include <time.h>
237#include <sys/time.h>
238#include <stdio.h>
239#include <stdlib.h>
240#include <errno.h>
241
242/* int nanosleep(const struct timespec *rqtp, struct timespec *rmtp); */
243
244int main() {
245 struct timespec ts1, ts2;
56c1b3bd 246 int ret;
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RGS
247 ts1.tv_sec = 0;
248 ts1.tv_nsec = 750000000;
249 ts2.tv_sec = 0;
250 ts2.tv_nsec = 0;
56c1b3bd 251 errno = 0;
ced84e60 252 ret = nanosleep(&ts1, &ts2); /* E.g. in AIX nanosleep() fails and sets errno to ENOSYS. */
56c1b3bd 253 ret == 0 ? exit(0) : exit(errno ? errno : -1);
26e22fd9
RGS
254}
255EOM
256}
257
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258sub has_include {
259 my ($inc) = @_;
260 return 1 if
261 try_compile_and_link(<<EOM);
262#include "EXTERN.h"
263#include "perl.h"
264#include "XSUB.h"
265
266#include <$inc>
267int main _((int argc, char** argv, char** env))
268{
269 return 0;
270}
271EOM
272 return 0;
273}
274
170c5524 275sub has_clock_xxx_syscall {
ced84e60
SP
276 my $x = shift;
277 return 0 unless defined $SYSCALL_H;
278 return 1 if
279 try_compile_and_link(<<EOM, run => 1);
280#include "EXTERN.h"
281#include "perl.h"
282#include "XSUB.h"
283#include <$SYSCALL_H>
284int main _((int argc, char** argv, char** env))
285{
286 struct timespec ts;
287 /* Many Linuxes get ENOSYS even though the syscall exists. */
288 /* All implementations are supposed to support CLOCK_REALTIME. */
289 int ret = syscall(SYS_clock_$x, CLOCK_REALTIME, &ts);
290 ret == 0 ? exit(0) : exit(errno ? errno : -1);
291}
292EOM
293}
294
170c5524
SP
295sub has_clock_xxx {
296 my $xxx = shift;
ced84e60
SP
297 return 1 if
298 try_compile_and_link(<<EOM, run => 1);
299#include "EXTERN.h"
300#include "perl.h"
301#include "XSUB.h"
302int main _((int argc, char** argv, char** env))
303{
304 struct timespec ts;
170c5524 305 int ret = clock_$xxx(CLOCK_REALTIME, &ts); /* Many Linuxes get ENOSYS. */
ced84e60
SP
306 /* All implementations are supposed to support CLOCK_REALTIME. */
307 ret == 0 ? exit(0) : exit(errno ? errno : -1);
308}
309EOM
310}
311
170c5524
SP
312sub has_clock {
313 return 1 if
314 try_compile_and_link(<<EOM, run => 1);
315#include "EXTERN.h"
316#include "perl.h"
317#include "XSUB.h"
318int main _((int argc, char** argv, char** env))
319{
320 clock_t tictoc;
321 clock_t ret = clock();
322 ret == (clock_t)-1 ? exit(errno ? errno : -1) : exit(0);
323}
324EOM
325}
326
327sub has_clock_nanosleep {
328 return 1 if
329 try_compile_and_link(<<EOM, run => 1);
330#include "EXTERN.h"
331#include "perl.h"
332#include "XSUB.h"
333int main _((int argc, char** argv, char** env))
334{
335 int ret;
336 struct timerspec ts1;
337 struct timerspec ts2;
338 ts1.tv_sec = 0;
339 ts1.tv_nsec = 750000000;;
340 ret = clock_nanosleep(CLOCK_MONOTONIC, 0, &ts1, &ts2);
341 ret == 0 ? exit(0) : exit(errno ? errno : -1);
342}
343EOM
344}
345
046e3f33
JH
346sub init {
347 my $hints = File::Spec->catfile("hints", "$^O.pl");
348 if (-f $hints) {
349 print "Using hints $hints...\n";
350 local $self;
351 do $hints;
352 if (exists $self->{LIBS}) {
353 $LIBS = $self->{LIBS};
354 print "Extra libraries: @$LIBS...\n";
3f2ee006
HS
355 }
356 }
046e3f33
JH
357
358 $DEFINE = '';
3f2ee006 359
ced84e60 360 if ($Config{d_syscall}) {
a5929ff3 361 print "Have syscall()... looking for syscall.h... ";
ced84e60
SP
362 if (has_include('syscall.h')) {
363 $SYSCALL_H = 'syscall.h';
364 } elsif (has_include('sys/syscall.h')) {
365 $SYSCALL_H = 'sys/syscall.h';
366 }
a5929ff3
RGS
367 } else {
368 print "No syscall()...\n";
ced84e60
SP
369 }
370
a5929ff3
RGS
371 if ($Config{d_syscall}) {
372 if (defined $SYSCALL_H) {
373 print "found <$SYSCALL_H>.\n";
374 } else {
375 print "NOT found.\n";
376 }
ced84e60
SP
377 }
378
98b50af3 379 print "Looking for gettimeofday()... ";
3f2ee006 380 my $has_gettimeofday;
5d899d7e
JH
381 if (exists $Config{d_gettimeod}) {
382 $has_gettimeofday++ if $Config{d_gettimeod};
3f2ee006
HS
383 } elsif (has_gettimeofday()) {
384 $DEFINE .= ' -DHAS_GETTIMEOFDAY';
385 $has_gettimeofday++;
386 }
387
388 if ($has_gettimeofday) {
98b50af3 389 print "found.\n";
3f2ee006
HS
390 } else {
391 die <<EOD
392Your operating system does not seem to have the gettimeofday() function.
393(or, at least, I cannot find it)
394
395There is no way Time::HiRes is going to work.
396
397I am awfully sorry but I cannot go further.
398
399Aborting configuration.
400
401EOD
402 }
403
98b50af3 404 print "Looking for setitimer()... ";
3f2ee006 405 my $has_setitimer;
5d899d7e
JH
406 if (exists $Config{d_setitimer}) {
407 $has_setitimer++ if $Config{d_setitimer};
3f2ee006
HS
408 } elsif (has_x("setitimer(ITIMER_REAL, 0, 0)")) {
409 $has_setitimer++;
410 $DEFINE .= ' -DHAS_SETITIMER';
411 }
412
413 if ($has_setitimer) {
98b50af3 414 print "found.\n";
3f2ee006 415 } else {
98b50af3 416 print "NOT found.\n";
3f2ee006
HS
417 }
418
98b50af3 419 print "Looking for getitimer()... ";
3f2ee006 420 my $has_getitimer;
5d899d7e
JH
421 if (exists $Config{'d_getitimer'}) {
422 $has_getitimer++ if $Config{'d_getitimer'};
3f2ee006
HS
423 } elsif (has_x("getitimer(ITIMER_REAL, 0)")) {
424 $has_getitimer++;
425 $DEFINE .= ' -DHAS_GETITIMER';
426 }
427
428 if ($has_getitimer) {
98b50af3 429 print "found.\n";
3f2ee006 430 } else {
98b50af3 431 print "NOT found.\n";
3f2ee006
HS
432 }
433
434 if ($has_setitimer && $has_getitimer) {
4ed0e2d4 435 print "You have interval timers (both setitimer and getitimer).\n";
3f2ee006 436 } else {
98b50af3 437 print "You do not have interval timers.\n";
3f2ee006
HS
438 }
439
98b50af3
JH
440 print "Looking for ualarm()... ";
441 my $has_ualarm;
5d899d7e
JH
442 if (exists $Config{d_ualarm}) {
443 $has_ualarm++ if $Config{d_ualarm};
3f2ee006
HS
444 } elsif (has_x ("ualarm (0, 0)")) {
445 $has_ualarm++;
446 $DEFINE .= ' -DHAS_UALARM';
447 }
448
449 if ($has_ualarm) {
98b50af3 450 print "found.\n";
3f2ee006 451 } else {
98b50af3
JH
452 print "NOT found.\n";
453 if ($has_setitimer) {
454 print "But you have setitimer().\n";
455 print "We can make a Time::HiRes::ualarm().\n";
3f2ee006
HS
456 }
457 }
458
98b50af3 459 print "Looking for usleep()... ";
3f2ee006 460 my $has_usleep;
5d899d7e
JH
461 if (exists $Config{d_usleep}) {
462 $has_usleep++ if $Config{d_usleep};
3f2ee006
HS
463 } elsif (has_x ("usleep (0)")) {
464 $has_usleep++;
465 $DEFINE .= ' -DHAS_USLEEP';
466 }
467
468 if ($has_usleep) {
98b50af3 469 print "found.\n";
3f2ee006 470 } else {
98b50af3
JH
471 print "NOT found.\n";
472 print "Let's see if you have select()... ";
56c1b3bd 473 if ($Config{'d_select'}) {
98b50af3
JH
474 print "found.\n";
475 print "We can make a Time::HiRes::usleep().\n";
3f2ee006 476 } else {
98b50af3
JH
477 print "NOT found.\n";
478 print "You won't have a Time::HiRes::usleep().\n";
3f2ee006
HS
479 }
480 }
481
98b50af3 482 print "Looking for nanosleep()... ";
3f2ee006 483 my $has_nanosleep;
3d0346a5
SP
484 if ($ENV{FORCE_NANOSLEEP_SCAN}) {
485 print "forced scan... ";
486 if (has_nanosleep()) {
487 $has_nanosleep++;
488 $DEFINE .= ' -DTIME_HIRES_NANOSLEEP';
489 }
490 }
491 elsif (exists $Config{d_nanosleep}) {
492 print "believing \$Config{d_nanosleep}... ";
c1363767
JH
493 if ($Config{d_nanosleep}) {
494 $has_nanosleep++;
495 $DEFINE .= ' -DTIME_HIRES_NANOSLEEP';
496 }
3d0346a5
SP
497 } elsif ($^O =~ /^(mpeix)$/) {
498 # MPE/iX falsely finds nanosleep from its libc equivalent.
499 print "skipping because in $^O... ";
500 } else {
501 if (has_nanosleep()) {
502 $has_nanosleep++;
503 $DEFINE .= ' -DTIME_HIRES_NANOSLEEP';
504 }
3f2ee006
HS
505 }
506
507 if ($has_nanosleep) {
98b50af3 508 print "found.\n";
4ed0e2d4
RGS
509 print "You can mix subsecond sleeps with signals, if you want to.\n";
510 print "(It's still not portable, though.)\n";
3f2ee006 511 } else {
98b50af3 512 print "NOT found.\n";
622913ab
IZ
513 my $nt = ($^O eq 'os2' ? '' : 'not');
514 print "You can$nt mix subsecond sleeps with signals.\n";
4ed0e2d4
RGS
515 print "(It would not be portable anyway.)\n";
516 }
517
ced84e60
SP
518 print "Looking for clock_gettime()... ";
519 my $has_clock_gettime;
520 if (exists $Config{d_clock_gettime}) {
521 $has_clock_gettime++ if $Config{d_clock_gettime}; # Unlikely...
170c5524 522 } elsif (has_clock_xxx('gettime')) {
ced84e60
SP
523 $has_clock_gettime++;
524 $DEFINE .= ' -DTIME_HIRES_CLOCK_GETTIME';
170c5524 525 } elsif (defined $SYSCALL_H && has_clock_xxx_syscall('gettime')) {
ced84e60
SP
526 $has_clock_gettime++;
527 $DEFINE .= ' -DTIME_HIRES_CLOCK_GETTIME -DTIME_HIRES_CLOCK_GETTIME_SYSCALL';
528 }
529
530 if ($has_clock_gettime) {
531 if ($DEFINE =~ /-DTIME_HIRES_CLOCK_GETTIME_SYSCALL/) {
532 print "found (via syscall).\n";
533 } else {
534 print "found.\n";
535 }
536 } else {
537 print "NOT found.\n";
538 }
539
540 print "Looking for clock_getres()... ";
541 my $has_clock_getres;
542 if (exists $Config{d_clock_getres}) {
543 $has_clock_getres++ if $Config{d_clock_getres}; # Unlikely...
170c5524 544 } elsif (has_clock_xxx('getres')) {
ced84e60
SP
545 $has_clock_getres++;
546 $DEFINE .= ' -DTIME_HIRES_CLOCK_GETRES';
170c5524 547 } elsif (defined $SYSCALL_H && has_clock_xxx_syscall('getres')) {
ced84e60
SP
548 $has_clock_getres++;
549 $DEFINE .= ' -DTIME_HIRES_CLOCK_GETRES -DTIME_HIRES_CLOCK_GETRES_SYSCALL';
550 }
551
552 if ($has_clock_getres) {
553 if ($DEFINE =~ /-DTIME_HIRES_CLOCK_GETRES_SYSCALL/) {
554 print "found (via syscall).\n";
555 } else {
556 print "found.\n";
557 }
558 } else {
559 print "NOT found.\n";
560 }
561
170c5524
SP
562 print "Looking for clock_nanosleep()... ";
563 my $has_clock_nanosleep;
564 if (exists $Config{d_clock_nanosleep}) {
565 $has_clock_nanosleep++ if $Config{d_clock_nanosleep}; # Unlikely...
566 } elsif (has_clock_nanosleep()) {
567 $has_clock_nanosleep++;
568 $DEFINE .= ' -DTIME_HIRES_CLOCK_NANOSLEEP';
569 }
570
571 if ($has_clock_nanosleep) {
572 print "found.\n";
573 } else {
574 print "NOT found.\n";
575 }
576
577 print "Looking for clock()... ";
578 my $has_clock;
579 if (exists $Config{d_clock}) {
580 $has_clock++ if $Config{d_clock}; # Unlikely...
581 } elsif (has_clock()) {
582 $has_clock++;
583 $DEFINE .= ' -DTIME_HIRES_CLOCK';
584 }
585
586 if ($has_clock) {
587 print "found.\n";
588 } else {
589 print "NOT found.\n";
590 }
591
4ed0e2d4 592 my $has_w32api_windows_h;
170c5524 593
4ed0e2d4
RGS
594 if ($^O eq 'cygwin') {
595 print "Looking for <w32api/windows.h>... ";
596 if (has_include('w32api/windows.h')) {
597 $has_w32api_windows_h++;
598 $DEFINE .= ' -DHAS_W32API_WINDOWS_H';
599 }
600 if ($has_w32api_windows_h) {
601 print "found.\n";
602 } else {
603 print "NOT found.\n";
604 }
3f2ee006
HS
605 }
606
607 if ($DEFINE) {
608 $DEFINE =~ s/^\s+//;
609 if (open(XDEFINE, ">xdefine")) {
610 print XDEFINE $DEFINE, "\n";
611 close(XDEFINE);
612 }
613 }
614}
615
616sub doMakefile {
98b50af3 617 my @makefileopts = ();
3f2ee006
HS
618
619 if ($] >= 5.005) {
620 push (@makefileopts,
621 'AUTHOR' => 'Jarkko Hietaniemi <jhi@iki.fi>',
622 'ABSTRACT_FROM' => 'HiRes.pm',
623 );
624 $DEFINE .= " -DATLEASTFIVEOHOHFIVE";
625 }
626
627 push (@makefileopts,
628 'NAME' => 'Time::HiRes',
629 'VERSION_FROM' => 'HiRes.pm', # finds $VERSION
5d899d7e
JH
630 'LIBS' => $LIBS, # e.g., '-lm'
631 'DEFINE' => $DEFINE, # e.g., '-DHAS_SOMETHING'
3f2ee006 632 'XSOPT' => $XSOPT,
ced84e60
SP
633 # Do not even think about 'INC' => '-I/usr/ucbinclude',
634 # Solaris will avenge.
5d899d7e 635 'INC' => '', # e.g., '-I/usr/include/other'
9649b81b 636 'INSTALLDIRS' => ($] >= 5.008 ? 'perl' : 'site'),
3f2ee006
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637 'dist' => {
638 'CI' => 'ci -l',
5d899d7e 639 'COMPRESS' => 'gzip -9f',
3f2ee006
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640 'SUFFIX' => 'gz',
641 },
642 clean => { FILES => "xdefine" },
1caec985 643 realclean => { FILES=> 'const-c.inc const-xs.inc' },
3f2ee006
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644 );
645
9ac5eb64
JH
646 if ($ENV{PERL_CORE}) {
647 push @makefileopts, MAN3PODS => {};
648 }
649
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650 WriteMakefile(@makefileopts);
651}
652
98b50af3
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653sub doConstants {
654 if (eval {require ExtUtils::Constant; 1}) {
ced84e60
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655 my @names = (qw(CLOCK_HIGHRES CLOCK_MONOTONIC
656 CLOCK_PROCESS_CPUTIME_ID
657 CLOCK_REALTIME
170c5524 658 CLOCK_SOFTTIME
ced84e60
SP
659 CLOCK_THREAD_CPUTIME_ID
660 CLOCK_TIMEOFDAY
170c5524 661 CLOCKS_PER_SEC
ced84e60 662 ITIMER_REAL ITIMER_VIRTUAL ITIMER_PROF
170c5524
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663 ITIMER_REALPROF
664 TIMER_ABSTIME));
98b50af3 665 foreach (qw (d_usleep d_ualarm d_gettimeofday d_getitimer d_setitimer
170c5524
SP
666 d_nanosleep d_clock_gettime d_clock_getres
667 d_clock d_clock_nanosleep)) {
98b50af3 668 my $macro = $_;
170c5524 669 if ($macro =~ /^(d_nanosleep|d_clock_gettime|d_clock_getres|d_clock|d_clock_nanosleep)$/) {
82cbdcc3 670 $macro =~ s/^d_(.+)/TIME_HIRES_\U$1/;
672f6857 671 } else {
82cbdcc3 672 $macro =~ s/^d_(.+)/HAS_\U$1/;
672f6857 673 }
98b50af3
JH
674 push @names, {name => $_, macro => $macro, value => 1,
675 default => ["IV", "0"]};
676 }
677 ExtUtils::Constant::WriteConstants(
678 NAME => 'Time::HiRes',
679 NAMES => \@names,
680 );
681 } else {
1fbb4de4
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682 my $file;
683 foreach $file ('const-c.inc', 'const-xs.inc') {
98b50af3
JH
684 my $fallback = File::Spec->catfile('fallback', $file);
685 local $/;
686 open IN, "<$fallback" or die "Can't open $fallback: $!";
687 open OUT, ">$file" or die "Can't open $file: $!";
688 print OUT <IN> or die $!;
689 close OUT or die "Can't close $file: $!";
690 close IN or die "Can't close $fallback: $!";
691 }
692 }
693}
3f2ee006 694
98b50af3
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695sub main {
696 print "Configuring Time::HiRes...\n";
1fbb4de4
RGS
697 if ($] == 5.007002) {
698 die "Cannot Configure Time::HiRes for Perl $], aborting.\n";
699 }
3f2ee006
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700
701 if ($^O =~ /Win32/i) {
702 $DEFINE = '-DSELECT_IS_BROKEN';
046e3f33 703 $LIBS = [];
a5929ff3 704 print "System is $^O, skipping full configure...\n";
3f2ee006 705 } else {
046e3f33 706 init();
3f2ee006 707 }
3f2ee006 708 doMakefile;
98b50af3 709 doConstants;
3f2ee006 710 my $make = $Config{'make'} || "make";
1fbb4de4 711 unless (exists $ENV{PERL_CORE} && $ENV{PERL_CORE}) {
3f2ee006 712 print <<EOM;
3f2ee006 713Now you may issue '$make'. Do not forget also '$make test'.
dfffa540 714EOM
1fbb4de4
RGS
715 if ((exists $ENV{LC_ALL} && $ENV{LC_ALL} =~ /utf-?8/i) ||
716 (exists $ENV{LC_CTYPE} && $ENV{LC_CTYPE} =~ /utf-?8/i) ||
717 (exists $ENV{LANG} && $ENV{LANG} =~ /utf-?8/i)) {
dfffa540 718 print <<EOM;
ced84e60 719NOTE: if you get an error like this (the Makefile line number may vary):
d7358e6a 720Makefile:91: *** missing separator
1caec985
DM
721then set the environment variable LC_ALL to "C" and retry
722from scratch (re-run perl "Makefile.PL").
3f2ee006 723EOM
dfffa540 724 }
3f2ee006
HS
725 }
726}
727
728&main;
dcf686c9 729
3f2ee006 730# EOF