Commit | Line | Data |
3f2ee006 |
1 | |
dcf686c9 |
2 | # See lib/ExtUtils/MakeMaker.pm for details of how to influence |
3 | # the contents of the Makefile that is written. |
4 | # |
5 | |
3f2ee006 |
6 | require 5.002; |
7 | |
8 | use Config; |
dcf686c9 |
9 | use ExtUtils::MakeMaker; |
98b50af3 |
10 | use strict; |
3f2ee006 |
11 | |
12 | my $VERBOSE = $ENV{VERBOSE}; |
98b50af3 |
13 | my $DEFINE; |
046e3f33 |
14 | my $LIBS = []; |
98b50af3 |
15 | my $XSOPT; |
16 | |
046e3f33 |
17 | use vars qw($self); # Used in 'sourcing' the hints. |
18 | |
622913ab |
19 | my $ld_exeext = ($^O eq 'os2' and $Config{ldflags} =~ /-Zexe\b/) ? '.exe' : ''; |
20 | |
12724655 |
21 | unless($ENV{PERL_CORE}) { |
22 | $ENV{PERL_CORE} = 1 if grep { $_ eq 'PERL_CORE=1' } @ARGV; |
98b50af3 |
23 | } |
24 | |
25 | # Perls 5.002 and 5.003 did not have File::Spec, fake what we need. |
3f2ee006 |
26 | |
27 | sub my_dirsep { |
28 | $^O eq 'VMS' ? '.' : |
29 | $^O =~ /mswin32|netware|djgpp/i ? '\\' : |
30 | $^O eq 'MacOS' ? ':' |
31 | : '/'; |
32 | } |
33 | |
34 | sub my_catdir { |
35 | shift; |
36 | my $catdir = join(my_dirsep, @_); |
98b50af3 |
37 | $^O eq 'VMS' ? "[$catdir]" : $catdir; |
38 | } |
39 | |
40 | sub my_catfile { |
41 | shift; |
42 | return join(my_dirsep, @_) unless $^O eq 'VMS'; |
43 | my $file = pop; |
44 | return my_catdir (undef, @_) . $file; |
3f2ee006 |
45 | } |
46 | |
47 | sub my_updir { |
48 | shift; |
49 | $^O eq 'VMS' ? "-" : ".."; |
50 | } |
51 | |
52 | BEGIN { |
53 | eval { require File::Spec }; |
54 | if ($@) { |
25ca0970 |
55 | *File::Spec::catdir = \&my_catdir; |
56 | *File::Spec::updir = \&my_updir; |
98b50af3 |
57 | *File::Spec::catfile = \&my_catfile; |
3f2ee006 |
58 | } |
59 | } |
60 | |
98b50af3 |
61 | # Avoid 'used only once' warnings. |
62 | my $nop1 = *File::Spec::catdir; |
63 | my $nop2 = *File::Spec::updir; |
64 | my $nop3 = *File::Spec::catfile; |
65 | |
3f2ee006 |
66 | # if you have 5.004_03 (and some slightly older versions?), xsubpp |
67 | # tries to generate line numbers in the C code generated from the .xs. |
68 | # unfortunately, it is a little buggy around #ifdef'd code. |
5d899d7e |
69 | # my choice is leave it in and have people with old perls complain |
3f2ee006 |
70 | # about the "Usage" bug, or leave it out and be unable to compile myself |
5d899d7e |
71 | # without changing it, and then I'd always forget to change it before a |
3f2ee006 |
72 | # release. Sorry, Edward :) |
73 | |
3f2ee006 |
74 | sub try_compile_and_link { |
75 | my ($c, %args) = @_; |
76 | |
77 | my ($ok) = 0; |
2359510d |
78 | my ($tmp) = "tmp$$"; |
3f2ee006 |
79 | local(*TMPC); |
80 | |
81 | my $obj_ext = $Config{obj_ext} || ".o"; |
82 | unlink("$tmp.c", "$tmp$obj_ext"); |
83 | |
84 | if (open(TMPC, ">$tmp.c")) { |
85 | print TMPC $c; |
86 | close(TMPC); |
87 | |
98b50af3 |
88 | my $cccmd = $args{cccmd}; |
3f2ee006 |
89 | |
90 | my $errornull; |
91 | |
92 | my $COREincdir; |
98b50af3 |
93 | |
3f2ee006 |
94 | if ($ENV{PERL_CORE}) { |
95 | my $updir = File::Spec->updir; |
96 | $COREincdir = File::Spec->catdir(($updir) x 3); |
97 | } else { |
98 | $COREincdir = File::Spec->catdir($Config{'archlibexp'}, 'CORE'); |
99 | } |
98b50af3 |
100 | |
3f2ee006 |
101 | my $ccflags = $Config{'ccflags'} . ' ' . "-I$COREincdir"; |
98b50af3 |
102 | |
3f2ee006 |
103 | if ($^O eq 'VMS') { |
104 | if ($ENV{PERL_CORE}) { |
6a20eacc |
105 | # Fragile if the extensions change hierachy within |
106 | # the Perl core but this should do for now. |
107 | $cccmd = "$Config{'cc'} /include=([---]) $tmp.c"; |
3f2ee006 |
108 | } else { |
109 | my $perl_core = $Config{'installarchlib'}; |
110 | $perl_core =~ s/\]$/.CORE]/; |
98b50af3 |
111 | $cccmd = "$Config{'cc'} /include=(perl_root:[000000],$perl_core) $tmp.c"; |
3f2ee006 |
112 | } |
113 | } |
114 | |
115 | if ($args{silent} || !$VERBOSE) { |
116 | $errornull = "2>/dev/null" unless defined $errornull; |
117 | } else { |
118 | $errornull = ''; |
119 | } |
120 | |
98b50af3 |
121 | $cccmd = "$Config{'cc'} -o $tmp $ccflags $tmp.c @$LIBS $errornull" |
3f2ee006 |
122 | unless defined $cccmd; |
98b50af3 |
123 | |
c1363767 |
124 | if ($^O eq 'VMS') { |
3f2ee006 |
125 | open( CMDFILE, ">$tmp.com" ); |
126 | print CMDFILE "\$ SET MESSAGE/NOFACILITY/NOSEVERITY/NOIDENT/NOTEXT\n"; |
127 | print CMDFILE "\$ $cccmd\n"; |
98b50af3 |
128 | print CMDFILE "\$ IF \$SEVERITY .NE. 1 THEN EXIT 44\n"; # escalate |
3f2ee006 |
129 | close CMDFILE; |
130 | system("\@ $tmp.com"); |
131 | $ok = $?==0; |
5d899d7e |
132 | for ("$tmp.c", "$tmp$obj_ext", "$tmp.com", "$tmp$Config{exe_ext}") { |
98b50af3 |
133 | 1 while unlink $_; |
3f2ee006 |
134 | } |
135 | } |
136 | else |
137 | { |
622913ab |
138 | my $tmp_exe = "$tmp$ld_exeext"; |
3f2ee006 |
139 | printf "cccmd = $cccmd\n" if $VERBOSE; |
622913ab |
140 | my $res = system($cccmd); |
141 | $ok = defined($res) && $res==0 && -s $tmp_exe && -x _; |
142 | unlink("$tmp.c", $tmp_exe); |
3f2ee006 |
143 | } |
144 | } |
5d899d7e |
145 | |
3f2ee006 |
146 | $ok; |
147 | } |
148 | |
149 | sub has_gettimeofday { |
150 | # confusing but true (if condition true ==> -DHAS_GETTIMEOFDAY already) |
5d899d7e |
151 | return 0 if $Config{d_gettimeod} eq 'define'; |
98b50af3 |
152 | return 1 if try_compile_and_link(<<EOM); |
5d899d7e |
153 | #include "EXTERN.h" |
154 | #include "perl.h" |
155 | #include "XSUB.h" |
156 | #ifdef I_SYS_TYPES |
3f2ee006 |
157 | # include <sys/types.h> |
158 | #endif |
159 | |
160 | #ifdef I_SYS_TIME |
161 | # include <sys/time.h> |
162 | #endif |
163 | |
164 | #ifdef I_SYS_SELECT |
165 | # include <sys/select.h> /* struct timeval might be hidden in here */ |
166 | #endif |
167 | static int foo() |
168 | { |
169 | struct timeval tv; |
170 | gettimeofday(&tv, 0); |
171 | } |
172 | int main _((int argc, char** argv, char** env)) |
173 | { |
174 | foo(); |
175 | } |
176 | EOM |
177 | return 0; |
178 | } |
179 | |
180 | sub has_x { |
98b50af3 |
181 | my ($x, %args) = @_; |
3f2ee006 |
182 | |
183 | return 1 if |
184 | try_compile_and_link(<<EOM, %args); |
185 | #include "EXTERN.h" |
186 | #include "perl.h" |
187 | #include "XSUB.h" |
188 | |
189 | #ifdef I_UNISTD |
190 | # include <unistd.h> |
191 | #endif |
192 | |
193 | #ifdef I_SYS_TYPES |
194 | # include <sys/types.h> |
195 | #endif |
196 | |
197 | #ifdef I_SYS_TIME |
198 | # include <sys/time.h> |
199 | #endif |
200 | |
201 | int main _((int argc, char** argv, char** env)) |
202 | { |
203 | $x; |
204 | } |
205 | EOM |
206 | return 0; |
207 | } |
208 | |
046e3f33 |
209 | sub init { |
210 | my $hints = File::Spec->catfile("hints", "$^O.pl"); |
211 | if (-f $hints) { |
212 | print "Using hints $hints...\n"; |
213 | local $self; |
214 | do $hints; |
215 | if (exists $self->{LIBS}) { |
216 | $LIBS = $self->{LIBS}; |
217 | print "Extra libraries: @$LIBS...\n"; |
3f2ee006 |
218 | } |
219 | } |
046e3f33 |
220 | |
221 | $DEFINE = ''; |
3f2ee006 |
222 | |
98b50af3 |
223 | print "Looking for gettimeofday()... "; |
3f2ee006 |
224 | my $has_gettimeofday; |
5d899d7e |
225 | if (exists $Config{d_gettimeod}) { |
226 | $has_gettimeofday++ if $Config{d_gettimeod}; |
3f2ee006 |
227 | } elsif (has_gettimeofday()) { |
228 | $DEFINE .= ' -DHAS_GETTIMEOFDAY'; |
229 | $has_gettimeofday++; |
230 | } |
231 | |
232 | if ($has_gettimeofday) { |
98b50af3 |
233 | print "found.\n"; |
3f2ee006 |
234 | } else { |
235 | die <<EOD |
236 | Your operating system does not seem to have the gettimeofday() function. |
237 | (or, at least, I cannot find it) |
238 | |
239 | There is no way Time::HiRes is going to work. |
240 | |
241 | I am awfully sorry but I cannot go further. |
242 | |
243 | Aborting configuration. |
244 | |
245 | EOD |
246 | } |
247 | |
98b50af3 |
248 | print "Looking for setitimer()... "; |
3f2ee006 |
249 | my $has_setitimer; |
5d899d7e |
250 | if (exists $Config{d_setitimer}) { |
251 | $has_setitimer++ if $Config{d_setitimer}; |
3f2ee006 |
252 | } elsif (has_x("setitimer(ITIMER_REAL, 0, 0)")) { |
253 | $has_setitimer++; |
254 | $DEFINE .= ' -DHAS_SETITIMER'; |
255 | } |
256 | |
257 | if ($has_setitimer) { |
98b50af3 |
258 | print "found.\n"; |
3f2ee006 |
259 | } else { |
98b50af3 |
260 | print "NOT found.\n"; |
3f2ee006 |
261 | } |
262 | |
98b50af3 |
263 | print "Looking for getitimer()... "; |
3f2ee006 |
264 | my $has_getitimer; |
5d899d7e |
265 | if (exists $Config{'d_getitimer'}) { |
266 | $has_getitimer++ if $Config{'d_getitimer'}; |
3f2ee006 |
267 | } elsif (has_x("getitimer(ITIMER_REAL, 0)")) { |
268 | $has_getitimer++; |
269 | $DEFINE .= ' -DHAS_GETITIMER'; |
270 | } |
271 | |
272 | if ($has_getitimer) { |
98b50af3 |
273 | print "found.\n"; |
3f2ee006 |
274 | } else { |
98b50af3 |
275 | print "NOT found.\n"; |
3f2ee006 |
276 | } |
277 | |
278 | if ($has_setitimer && $has_getitimer) { |
690f7c5f |
279 | print "You have interval timers (both setitimer and setitimer).\n"; |
3f2ee006 |
280 | } else { |
98b50af3 |
281 | print "You do not have interval timers.\n"; |
3f2ee006 |
282 | } |
283 | |
98b50af3 |
284 | print "Looking for ualarm()... "; |
285 | my $has_ualarm; |
5d899d7e |
286 | if (exists $Config{d_ualarm}) { |
287 | $has_ualarm++ if $Config{d_ualarm}; |
3f2ee006 |
288 | } elsif (has_x ("ualarm (0, 0)")) { |
289 | $has_ualarm++; |
290 | $DEFINE .= ' -DHAS_UALARM'; |
291 | } |
292 | |
293 | if ($has_ualarm) { |
98b50af3 |
294 | print "found.\n"; |
3f2ee006 |
295 | } else { |
98b50af3 |
296 | print "NOT found.\n"; |
297 | if ($has_setitimer) { |
298 | print "But you have setitimer().\n"; |
299 | print "We can make a Time::HiRes::ualarm().\n"; |
3f2ee006 |
300 | } |
301 | } |
302 | |
98b50af3 |
303 | print "Looking for usleep()... "; |
3f2ee006 |
304 | my $has_usleep; |
5d899d7e |
305 | if (exists $Config{d_usleep}) { |
306 | $has_usleep++ if $Config{d_usleep}; |
3f2ee006 |
307 | } elsif (has_x ("usleep (0)")) { |
308 | $has_usleep++; |
309 | $DEFINE .= ' -DHAS_USLEEP'; |
310 | } |
311 | |
312 | if ($has_usleep) { |
98b50af3 |
313 | print "found.\n"; |
3f2ee006 |
314 | } else { |
98b50af3 |
315 | print "NOT found.\n"; |
316 | print "Let's see if you have select()... "; |
3f2ee006 |
317 | if ($Config{'d_select'} eq 'define') { |
98b50af3 |
318 | print "found.\n"; |
319 | print "We can make a Time::HiRes::usleep().\n"; |
3f2ee006 |
320 | } else { |
98b50af3 |
321 | print "NOT found.\n"; |
322 | print "You won't have a Time::HiRes::usleep().\n"; |
3f2ee006 |
323 | } |
324 | } |
325 | |
98b50af3 |
326 | print "Looking for nanosleep()... "; |
3f2ee006 |
327 | my $has_nanosleep; |
5d899d7e |
328 | if (exists $Config{d_nanosleep}) { |
c1363767 |
329 | if ($Config{d_nanosleep}) { |
330 | $has_nanosleep++; |
331 | $DEFINE .= ' -DTIME_HIRES_NANOSLEEP'; |
332 | } |
c077e422 |
333 | } elsif ($^O ne 'mpeix' && # MPE/iX falsely finds nanosleep. |
334 | has_x ("nanosleep (NULL, NULL)")) { |
3f2ee006 |
335 | $has_nanosleep++; |
046e3f33 |
336 | $DEFINE .= ' -DTIME_HIRES_NANOSLEEP'; |
3f2ee006 |
337 | } |
338 | |
339 | if ($has_nanosleep) { |
98b50af3 |
340 | print "found.\n"; |
341 | print "You can mix subsecond sleeps with signals.\n"; |
3f2ee006 |
342 | } else { |
98b50af3 |
343 | print "NOT found.\n"; |
622913ab |
344 | my $nt = ($^O eq 'os2' ? '' : 'not'); |
345 | print "You can$nt mix subsecond sleeps with signals.\n"; |
3f2ee006 |
346 | } |
347 | |
348 | if ($DEFINE) { |
349 | $DEFINE =~ s/^\s+//; |
350 | if (open(XDEFINE, ">xdefine")) { |
351 | print XDEFINE $DEFINE, "\n"; |
352 | close(XDEFINE); |
353 | } |
354 | } |
355 | } |
356 | |
357 | sub doMakefile { |
98b50af3 |
358 | my @makefileopts = (); |
3f2ee006 |
359 | |
360 | if ($] >= 5.005) { |
361 | push (@makefileopts, |
362 | 'AUTHOR' => 'Jarkko Hietaniemi <jhi@iki.fi>', |
363 | 'ABSTRACT_FROM' => 'HiRes.pm', |
364 | ); |
365 | $DEFINE .= " -DATLEASTFIVEOHOHFIVE"; |
366 | } |
367 | |
368 | push (@makefileopts, |
369 | 'NAME' => 'Time::HiRes', |
370 | 'VERSION_FROM' => 'HiRes.pm', # finds $VERSION |
5d899d7e |
371 | 'LIBS' => $LIBS, # e.g., '-lm' |
372 | 'DEFINE' => $DEFINE, # e.g., '-DHAS_SOMETHING' |
3f2ee006 |
373 | 'XSOPT' => $XSOPT, |
374 | # do not even think about 'INC' => '-I/usr/ucbinclude', Solaris will avenge. |
5d899d7e |
375 | 'INC' => '', # e.g., '-I/usr/include/other' |
3f2ee006 |
376 | 'INSTALLDIRS' => 'perl', |
377 | 'dist' => { |
378 | 'CI' => 'ci -l', |
5d899d7e |
379 | 'COMPRESS' => 'gzip -9f', |
3f2ee006 |
380 | 'SUFFIX' => 'gz', |
381 | }, |
382 | clean => { FILES => "xdefine" }, |
1caec985 |
383 | realclean => { FILES=> 'const-c.inc const-xs.inc' }, |
3f2ee006 |
384 | ); |
385 | |
9ac5eb64 |
386 | if ($ENV{PERL_CORE}) { |
387 | push @makefileopts, MAN3PODS => {}; |
388 | } |
389 | |
3f2ee006 |
390 | WriteMakefile(@makefileopts); |
391 | } |
392 | |
98b50af3 |
393 | sub doConstants { |
394 | if (eval {require ExtUtils::Constant; 1}) { |
395 | my @names = (qw(ITIMER_REAL ITIMER_VIRTUAL ITIMER_PROF |
396 | ITIMER_REALPROF)); |
397 | foreach (qw (d_usleep d_ualarm d_gettimeofday d_getitimer d_setitimer |
398 | d_nanosleep)) { |
399 | my $macro = $_; |
672f6857 |
400 | if ($macro eq 'd_nanosleep') { |
401 | $macro =~ s/d_(.*)/TIME_HIRES_\U$1/; |
402 | } else { |
403 | $macro =~ s/d_(.*)/HAS_\U$1/; |
404 | } |
98b50af3 |
405 | push @names, {name => $_, macro => $macro, value => 1, |
406 | default => ["IV", "0"]}; |
407 | } |
408 | ExtUtils::Constant::WriteConstants( |
409 | NAME => 'Time::HiRes', |
410 | NAMES => \@names, |
411 | ); |
412 | } else { |
413 | foreach my $file ('const-c.inc', 'const-xs.inc') { |
414 | my $fallback = File::Spec->catfile('fallback', $file); |
415 | local $/; |
416 | open IN, "<$fallback" or die "Can't open $fallback: $!"; |
417 | open OUT, ">$file" or die "Can't open $file: $!"; |
418 | print OUT <IN> or die $!; |
419 | close OUT or die "Can't close $file: $!"; |
420 | close IN or die "Can't close $fallback: $!"; |
421 | } |
422 | } |
423 | } |
3f2ee006 |
424 | |
98b50af3 |
425 | sub main { |
426 | print "Configuring Time::HiRes...\n"; |
3f2ee006 |
427 | |
428 | if ($^O =~ /Win32/i) { |
429 | $DEFINE = '-DSELECT_IS_BROKEN'; |
046e3f33 |
430 | $LIBS = []; |
3f2ee006 |
431 | } else { |
046e3f33 |
432 | init(); |
3f2ee006 |
433 | } |
3f2ee006 |
434 | doMakefile; |
98b50af3 |
435 | doConstants; |
3f2ee006 |
436 | my $make = $Config{'make'} || "make"; |
437 | unless ($ENV{PERL_CORE}) { |
438 | print <<EOM; |
3f2ee006 |
439 | Now you may issue '$make'. Do not forget also '$make test'. |
d7358e6a |
440 | |
dfffa540 |
441 | EOM |
442 | if ($ENV{LC_ALL} =~ /utf-?8/i || |
443 | $ENV{LC_CTYPE} =~ /utf-?8/i || |
444 | $ENV{LANG} =~ /utf-?8/i) { |
445 | print <<EOM; |
446 | NOTE: if you get an error like this (the line number may vary): |
d7358e6a |
447 | Makefile:91: *** missing separator |
1caec985 |
448 | then set the environment variable LC_ALL to "C" and retry |
449 | from scratch (re-run perl "Makefile.PL"). |
dfffa540 |
450 | |
3f2ee006 |
451 | EOM |
dfffa540 |
452 | } |
3f2ee006 |
453 | } |
454 | } |
455 | |
456 | &main; |
dcf686c9 |
457 | |
3f2ee006 |
458 | # EOF |