This is a live mirror of the Perl 5 development currently hosted at https://github.com/perl/perl5
reinstate cpan/IO-Compress/Makefile.PL
[perl5.git] / make_ext.pl
CommitLineData
61edc683 1#!./miniperl
a2f19a19
SM
2use strict;
3use warnings;
b8d39eba 4use Config;
0e150199
DD
5use constant{IS_CROSS => defined $Config::Config{usecrosscompile} ? 1 : 0,
6 IS_WIN32 => $^O eq 'MSWin32',
7 IS_VMS => $^O eq 'VMS',
8 IS_UNIX => $^O ne 'MSWin32' && $^O ne 'VMS',
9};
91c30809 10
a193a2db 11my @ext_dirs = qw(cpan dist ext);
321c3589 12my $ext_dirs_re = '(?:' . join('|', @ext_dirs) . ')';
8a992763 13
a0d0e21e 14# This script acts as a simple interface for building extensions.
286d62c2
NC
15
16# It's actually a cut and shut of the Unix version ext/utils/makeext and the
17# Windows version win32/build_ext.pl hence the two invocation styles.
18
8abc1060 19# On Unix, it primarily used by the perl Makefile one extension at a time:
a0d0e21e
LW
20#
21# d_dummy $(dynamic_ext): miniperl preplibrary FORCE
e2fabae1 22# @$(RUN) ./miniperl make_ext.pl --target=dynamic $@ MAKE=$(MAKE) LIBPERL_A=$(LIBPERL)
a0d0e21e 23#
902aaf3e 24# On Windows or VMS,
286d62c2 25# If '--static' is specified, static extensions will be built.
a34ce875
NC
26# If '--dynamic' is specified, dynamic extensions will be built.
27# If '--nonxs' is specified, nonxs extensions will be built.
8abc1060 28# If '--dynaloader' is specified, DynaLoader will be built.
286d62c2
NC
29# If '--all' is specified, all extensions will be built.
30#
31# make_ext.pl "MAKE=make [-make_opts]" --dir=directory [--target=target] [--static|--dynamic|--all] +ext2 !ext1
32#
33# E.g.
34#
35# make_ext.pl "MAKE=nmake -nologo" --dir=..\ext
36#
37# make_ext.pl "MAKE=nmake -nologo" --dir=..\ext --target=clean
38#
39# make_ext.pl MAKE=dmake --dir=..\ext
40#
41# make_ext.pl MAKE=dmake --dir=..\ext --target=clean
42#
43# Will skip building extensions which are marked with an '!' char.
44# Mostly because they still not ported to specified platform.
45#
46# If any extensions are listed with a '+' char then only those
2effe01f 47# extensions will be built, but only if they aren't countermanded
286d62c2 48# by an '!ext' and are appropriate to the type of building being done.
58ff4bd0 49# An extensions follows the format of Foo/Bar, which would be extension Foo::Bar
286d62c2 50
a0d0e21e
LW
51# It may be deleted in a later release of perl so try to
52# avoid using it for other purposes.
53
63d47850 54my (%excl, %incl, %opts, @extspec, @pass_through, $verbose);
97a26ad9
NC
55
56foreach (@ARGV) {
57 if (/^!(.*)$/) {
58 $excl{$1} = 1;
59 } elsif (/^\+(.*)$/) {
60 $incl{$1} = 1;
63d47850
RU
61 } elsif (/^--verbose$/ or /^-v$/) {
62 $verbose = 1;
97a26ad9
NC
63 } elsif (/^--([\w\-]+)$/) {
64 $opts{$1} = 1;
e2fabae1 65 } elsif (/^--([\w\-]+)=(.*)$/) {
7c40aa71 66 push @{$opts{$1}}, $2;
e2fabae1 67 } elsif (/=/) {
fc678412 68 push @pass_through, $_;
ca5de986 69 } elsif (length) {
e2fabae1 70 push @extspec, $_;
97a26ad9
NC
71 }
72}
73
286d62c2
NC
74my $static = $opts{static} || $opts{all};
75my $dynamic = $opts{dynamic} || $opts{all};
a34ce875 76my $nonxs = $opts{nonxs} || $opts{all};
281da5ea 77my $dynaloader = $opts{dynaloader} || $opts{all};
286d62c2 78
ca5de986
NC
79# The Perl Makefile.SH will expand all extensions to
80# lib/auto/X/X.a (or lib/auto/X/Y/Y.a if nested)
81# A user wishing to run make_ext might use
82# X (or X/Y or X::Y if nested)
83
84# canonise into X/Y form (pname)
85
86foreach (@extspec) {
7ad017a8 87 if (s{^lib/auto/}{}) {
ca5de986 88 # Remove lib/auto prefix and /*.* suffix
c5aac6ab 89 s{/[^/]+\.[^/]+$}{};
321c3589 90 } elsif (s{^$ext_dirs_re/}{}) {
ca5de986 91 # Remove ext/ prefix and /pm_to_blib suffix
ca5de986 92 s{/pm_to_blib$}{};
57df1c46
NC
93 # Targets are given as files on disk, but the extension spec is still
94 # written using /s for each ::
95 tr!-!/!;
7ad017a8 96 } elsif (s{::}{\/}g) {
ca5de986 97 # Convert :: to /
7ad017a8 98 } else {
ca5de986
NC
99 s/\..*o//;
100 }
101}
102
fc678412
NC
103my $makecmd = shift @pass_through; # Should be something like MAKE=make
104unshift @pass_through, 'PERL_CORE=1';
105
9afc198b 106my @dirs = @{$opts{dir} || \@ext_dirs};
7c40aa71 107my $target = $opts{target}[0];
07f3cc2a 108$target = 'all' unless defined $target;
a0d0e21e 109
fb73857a
PP
110# Previously, $make was taken from config.sh. However, the user might
111# instead be running a possibly incompatible make. This might happen if
112# the user types "gmake" instead of a plain "make", for example. The
113# correct current value of MAKE will come through from the main perl
114# makefile as MAKE=/whatever/make in $makecmd. We'll be cautious in
115# case third party users of this script (are there any?) don't have the
116# MAKE=$(MAKE) argument, which was added after 5.004_03.
ca5de986
NC
117unless(defined $makecmd and $makecmd =~ /^MAKE=(.*)$/) {
118 die "$0: WARNING: Please include MAKE=\$(MAKE) in \@ARGV\n";
a2f19a19
SM
119}
120
eb1f8df7
NC
121# This isn't going to cope with anything fancy, such as spaces inside command
122# names, but neither did what it replaced. Once there is a use case that needs
123# it, please supply patches. Until then, I'm sticking to KISS
124my @make = split ' ', $1 || $Config{make} || $ENV{MAKE};
a2f19a19 125
a0d0e21e 126
07f3cc2a 127if ($target eq '') {
ca5de986 128 die "make_ext: no make target specified (eg all or clean)\n";
3fbff3ec 129} elsif ($target !~ /^(?:all|clean|distclean|realclean|veryclean)$/) {
f6dd0e4f
NC
130 # we are strict about what make_ext is used for because we emulate these
131 # targets for simple modules:
ca5de986 132 die "$0: unknown make target '$target'\n";
a2f19a19
SM
133}
134
281da5ea 135if (!@extspec and !$static and !$dynamic and !$nonxs and !$dynaloader) {
286d62c2
NC
136 die "$0: no extension specified\n";
137}
138
139my $perl;
140my %extra_passthrough;
141
0e150199 142if (IS_WIN32) {
14636674
NC
143 require Cwd;
144 require FindExt;
145 my $build = Cwd::getcwd();
286d62c2
NC
146 $perl = $^X;
147 if ($perl =~ m#^\.\.#) {
bc3847b4
NC
148 my $here = $build;
149 $here =~ s{/}{\\}g;
286d62c2
NC
150 $perl = "$here\\$perl";
151 }
152 (my $topdir = $perl) =~ s/\\[^\\]+$//;
153 # miniperl needs to find perlglob and pl2bat
154 $ENV{PATH} = "$topdir;$topdir\\win32\\bin;$ENV{PATH}";
155 my $pl2bat = "$topdir\\win32\\bin\\pl2bat";
156 unless (-f "$pl2bat.bat") {
d7f84378 157 my @args = ($perl, "-I$topdir\\lib", ("$pl2bat.pl") x 2);
63d47850 158 print "@args\n" if $verbose;
27329181 159 system(@args) unless IS_CROSS;
286d62c2
NC
160 }
161
63d47850 162 print "In $build" if $verbose;
7c40aa71 163 foreach my $dir (@dirs) {
a2ac9a71 164 chdir($dir) or die "Cannot cd to $dir: $!\n";
14636674 165 (my $ext = Cwd::getcwd()) =~ s{/}{\\}g;
7c40aa71
NC
166 FindExt::scan_ext($ext);
167 FindExt::set_static_extensions(split ' ', $Config{static_ext});
a85e0e8c
SH
168 chdir $build
169 or die "Couldn't chdir to '$build': $!"; # restore our start directory
170 }
7c40aa71 171
a85e0e8c
SH
172 my @ext;
173 push @ext, FindExt::static_ext() if $static;
174 push @ext, FindExt::dynamic_ext() if $dynamic;
175 push @ext, FindExt::nonxs_ext() if $nonxs;
176 push @ext, 'DynaLoader' if $dynaloader;
7c40aa71 177
a85e0e8c
SH
178 foreach (sort @ext) {
179 if (%incl and !exists $incl{$_}) {
180 #warn "Skipping extension $_, not in inclusion list\n";
181 next;
182 }
183 if (exists $excl{$_}) {
184 warn "Skipping extension $_, not ported to current platform";
185 next;
186 }
187 push @extspec, $_;
1ea1c22c 188 if($_ ne 'DynaLoader' && FindExt::is_static($_)) {
a85e0e8c 189 push @{$extra_passthrough{$_}}, 'LINKTYPE=static';
286d62c2
NC
190 }
191 }
a85e0e8c 192
a2ac9a71 193 chdir '..'
a85e0e8c 194 or die "Couldn't chdir to build directory: $!"; # now in the Perl build
286d62c2 195}
0e150199 196elsif (IS_VMS) {
902aaf3e
CB
197 $perl = $^X;
198 push @extspec, (split ' ', $Config{static_ext}) if $static;
199 push @extspec, (split ' ', $Config{dynamic_ext}) if $dynamic;
a34ce875 200 push @extspec, (split ' ', $Config{nonxs_ext}) if $nonxs;
281da5ea 201 push @extspec, 'DynaLoader' if $dynaloader;
902aaf3e 202}
286d62c2 203
dc0655f7
NC
204{
205 # Cwd needs to be built before Encode recurses into subdirectories.
1179df5f 206 # Pod::Simple needs to be built before Pod::Functions
dc0655f7
NC
207 # This seems to be the simplest way to ensure this ordering:
208 my (@first, @other);
209 foreach (@extspec) {
1179df5f 210 if ($_ eq 'Cwd' || $_ eq 'Pod/Simple') {
dc0655f7
NC
211 push @first, $_;
212 } else {
213 push @other, $_;
214 }
215 }
216 @extspec = (@first, @other);
217}
218
91c30809
NC
219if ($Config{osname} eq 'catamount' and @extspec) {
220 # Snowball's chance of building extensions.
221 die "This is $Config{osname}, not building $extspec[0], sorry.\n";
222}
223
e08c66ce
NC
224foreach my $spec (@extspec) {
225 my $mname = $spec;
ca5de986 226 $mname =~ s!/!::!g;
238a6851 227 my $ext_pathname;
a28b98e8
NC
228
229 # Try new style ext/Data-Dumper/ first
230 my $copy = $spec;
231 $copy =~ tr!/!-!;
cb8c8458
SH
232
233 # List/Util.xs lives in Scalar-List-Utils, Cwd.xs lives in PathTools
234 $copy = 'Scalar-List-Utils' if $copy eq 'List-Util';
235 $copy = 'PathTools' if $copy eq 'Cwd';
236
a28b98e8
NC
237 foreach my $dir (@ext_dirs) {
238 if (-d "$dir/$copy") {
239 $ext_pathname = "$dir/$copy";
240 last;
8a992763 241 }
a28b98e8
NC
242 }
243
244 if (!defined $ext_pathname) {
245 if (-d "ext/$spec") {
246 # Old style ext/Data/Dumper/
247 $ext_pathname = "ext/$spec";
248 } else {
8a992763
NC
249 warn "Can't find extension $spec in any of @ext_dirs";
250 next;
251 }
238a6851 252 }
a2f19a19 253
63d47850 254 print "\tMaking $mname ($target)\n" if $verbose;
a2f19a19 255
f6dd0e4f 256 build_extension($ext_pathname, $perl, $mname, $target,
e08c66ce 257 [@pass_through, @{$extra_passthrough{$spec} || []}]);
ca5de986 258}
a0d0e21e 259
fc678412 260sub build_extension {
f6dd0e4f 261 my ($ext_dir, $perl, $mname, $target, $pass_through) = @_;
acb65a20 262
a85e0e8c
SH
263 unless (chdir "$ext_dir") {
264 warn "Cannot cd to $ext_dir: $!";
265 return;
266 }
267
acb65a20
NC
268 my $up = $ext_dir;
269 $up =~ s![^/]+!..!g;
270
271 $perl ||= "$up/miniperl";
272 my $return_dir = $up;
273 my $lib_dir = "$up/lib";
6c8b0117 274 $ENV{PERL_CORE} = 1;
acb65a20 275
0e150199
DD
276 my ($makefile, $makefile_no_minus_f);
277 if (IS_VMS) {
902aaf3e
CB
278 $makefile = 'descrip.mms';
279 if ($target =~ /clean$/
280 && !-f $makefile
281 && -f "${makefile}_old") {
282 $makefile = "${makefile}_old";
283 }
284 } else {
285 $makefile = 'Makefile';
286 }
fc678412 287
baff067e 288 if (-f $makefile) {
0e150199 289 $makefile_no_minus_f = 0;
baff067e
FC
290 open my $mfh, $makefile or die "Cannot open $makefile: $!";
291 while (<$mfh>) {
292 # Plagiarised from CPAN::Distribution
293 last if /MakeMaker post_initialize section/;
294 next unless /^#\s+VERSION_FROM\s+=>\s+(.+)/;
295 my $vmod = eval $1;
296 my $oldv;
297 while (<$mfh>) {
298 next unless /^XS_VERSION = (\S+)/;
299 $oldv = $1;
300 last;
301 }
302 last unless defined $oldv;
303 require ExtUtils::MM_Unix;
304 defined (my $newv = parse_version MM $vmod) or last;
305 if ($newv ne $oldv) {
27329181
DD
306 close $mfh or die "close $makefile: $!";
307 _unlink($makefile);
308 {
309 no warnings 'deprecated';
310 goto NO_MAKEFILE;
311 }
baff067e
FC
312 }
313 }
4b226208
BF
314
315 if (IS_CROSS) {
316 # If we're cross-compiling, it's possible that the host's
317 # Makefiles are around.
318 seek($mfh, 0, 0) or die "Cannot seek $makefile: $!";
319
320 my $cross_makefile;
321 while (<$mfh>) {
322 # XXX This might not be throughout enough.
323 # For example, it's possible to cause a false-positive
324 # if cross compiling on and for the Raspberry Pi,
325 # which is insane but plausible.
326 # False positives are really not troublesome, though;
327 # all they mean is that the module gets rebuilt.
328 if (/^CC = \Q$Config{cc}\E/) {
329 $cross_makefile = 1;
330 last;
331 }
332 }
333
334 if (!$cross_makefile) {
335 print "Deleting non-Cross makefile\n";
336 close $mfh or die "close $makefile: $!";
337 _unlink($makefile);
338 }
339 }
0e150199
DD
340 } else {
341 $makefile_no_minus_f = 1;
baff067e
FC
342 }
343
0e150199 344 if ($makefile_no_minus_f || !-f $makefile) {
27329181 345 NO_MAKEFILE:
e74f76b2 346 if (!-f 'Makefile.PL') {
d527ad5d 347 unless (just_pm_to_blib($target, $ext_dir, $mname, $return_dir)) {
f6dd0e4f
NC
348 # No problems returned, so it has faked everything for us. :-)
349 chdir $return_dir || die "Cannot cd to $return_dir: $!";
350 return;
351 }
352
63d47850 353 print "\nCreating Makefile.PL in $ext_dir for $mname\n" if $verbose;
d3bc6aa6
NC
354 my ($fromname, $key, $value);
355 if ($mname eq 'podlators') {
356 # We need to special case this somewhere, and this is fewer
357 # lines of code than a core-only Makefile.PL, and no more
358 # complex
359 $fromname = 'VERSION';
360 $key = 'DISTNAME';
361 $value = 'podlators';
362 $mname = 'Pod';
363 } else {
364 $key = 'ABSTRACT_FROM';
365 # We need to cope well with various possible layouts
366 my @dirs = split /::/, $mname;
367 my $leaf = pop @dirs;
368 my $leafname = "$leaf.pm";
369 my $pathname = join '/', @dirs, $leafname;
370 my @locations = ($leafname, $pathname, "lib/$pathname");
371 foreach (@locations) {
372 if (-f $_) {
373 $fromname = $_;
374 last;
375 }
e74f76b2 376 }
e74f76b2 377
d3bc6aa6 378 unless ($fromname) {
7dc3b71e 379 die "For $mname tried @locations in $ext_dir but can't find source";
d3bc6aa6
NC
380 }
381 ($value = $fromname) =~ s/\.pm\z/.pod/;
382 $value = $fromname unless -e $value;
e74f76b2
NC
383 }
384 open my $fh, '>', 'Makefile.PL'
385 or die "Can't open Makefile.PL for writing: $!";
d3bc6aa6 386 printf $fh <<'EOM', $0, $mname, $fromname, $key, $value;
e74f76b2
NC
387#-*- buffer-read-only: t -*-
388
13b5e8d8 389# This Makefile.PL was written by %s.
e74f76b2
NC
390# It will be deleted automatically by make realclean
391
392use strict;
393use ExtUtils::MakeMaker;
394
13b5e8d8
NC
395# This is what the .PL extracts to. Not the ultimate file that is installed.
396# (ie Win32 runs pl2bat after this)
397
398# Doing this here avoids all sort of quoting issues that would come from
399# attempting to write out perl source with literals to generate the arrays and
400# hash.
401my @temps = 'Makefile.PL';
402foreach (glob('scripts/pod*.PL')) {
8abc1060 403 # The various pod*.PL extractors change directory. Doing that with relative
13b5e8d8
NC
404 # paths in @INC breaks. It seems the lesser of two evils to copy (to avoid)
405 # the chdir doing anything, than to attempt to convert lib paths to
406 # absolute, and potentially run into problems with quoting special
407 # characters in the path to our build dir (such as spaces)
408 require File::Copy;
409
410 my $temp = $_;
411 $temp =~ s!scripts/!!;
412 File::Copy::copy($_, $temp) or die "Can't copy $temp to $_: $!";
413 push @temps, $temp;
414}
415
416my $script_ext = $^O eq 'VMS' ? '.com' : '';
417my %%pod_scripts;
418foreach (glob('pod*.PL')) {
419 my $script = $_;
9ed9b795 420 s/.PL$/$script_ext/i;
13b5e8d8
NC
421 $pod_scripts{$script} = $_;
422}
423my @exe_files = values %%pod_scripts;
424
e74f76b2 425WriteMakefile(
13b5e8d8
NC
426 NAME => '%s',
427 VERSION_FROM => '%s',
d3bc6aa6 428 %-13s => '%s',
13b5e8d8
NC
429 realclean => { FILES => "@temps" },
430 (%%pod_scripts ? (
431 PL_FILES => \%%pod_scripts,
432 EXE_FILES => \@exe_files,
433 clean => { FILES => "@exe_files" },
434 ) : ()),
e74f76b2
NC
435);
436
437# ex: set ro:
438EOM
439 close $fh or die "Can't close Makefile.PL: $!";
43f197b5
NC
440 # As described in commit 23525070d6c0e51f:
441 # Push the atime and mtime of generated Makefile.PLs back 4
442 # seconds. In certain circumstances ( on virtual machines ) the
443 # generated Makefile.PL can produce a Makefile that is older than
444 # the Makefile.PL. Altering the atime and mtime backwards by 4
445 # seconds seems to resolve the issue.
446 eval {
648eb45f
AH
447 my $ftime = (stat('Makefile.PL'))[9] - 4;
448 utime $ftime, $ftime, 'Makefile.PL';
43f197b5 449 };
21fb4fa0
NC
450 } elsif ($mname =~ /\A(?:Carp
451 |ExtUtils::CBuilder
452 |Safe
453 |Search::Dict)\z/x) {
454 # An explicit list of dual-life extensions that have a Makefile.PL
455 # for CPAN, but we have verified can also be built using the fakery.
d527ad5d 456 my ($problem) = just_pm_to_blib($target, $ext_dir, $mname, $return_dir);
21fb4fa0
NC
457 # We really need to sanity test that we can fake it.
458 # Otherwise "skips" will go undetected, and the build slow down for
459 # everyone, defeating the purpose.
460 if (defined $problem) {
461 if (-d "$return_dir/.git") {
462 # Get the list of files that git isn't ignoring:
463 my @files = `git ls-files --cached --others --exclude-standard 2>/dev/null`;
464 # on error (eg no git) we get nothing, but that's not a
465 # problem. The goal is to see if git thinks that the problem
466 # file is interesting, by getting a positive match with
467 # something git told us about, and if so bail out:
468 foreach (@files) {
469 chomp;
470 # We really need to sanity test that we can fake it.
471 # The intent is that this should only fail because
472 # you've just added a file to the dual-life dist that
473 # we can't handle. In which case you should either
474 # 1) remove the dist from the regex a few lines above.
475 # or
476 # 2) add the file to regex of "safe" filenames earlier
477 # in this function, that starts with ChangeLog
478 die "FATAL - $0 has $mname in the list of simple extensions, but it now contains file '$problem' which we can't handle"
479 if $problem eq $_;
480 }
481 # There's an unexpected file, but it seems to be something
482 # that git will ignore. So fall through to the regular
483 # Makefile.PL handling code below, on the assumption that
484 # we won't get here for a clean build.
485 }
486 warn "WARNING - $0 is building $mname using EU::MM, as it found file '$problem'";
487 } else {
488 # It faked everything for us.
489 chdir $return_dir || die "Cannot cd to $return_dir: $!";
490 return;
491 }
e74f76b2 492 }
21fb4fa0
NC
493
494 # We are going to have to use Makefile.PL:
63d47850 495 print "\nRunning Makefile.PL in $ext_dir\n" if $verbose;
fc678412 496
4b226208 497 my @args = ("-I$lib_dir", 'Makefile.PL');
0e150199 498 if (IS_VMS) {
902aaf3e
CB
499 my $libd = VMS::Filespec::vmspath($lib_dir);
500 push @args, "INST_LIB=$libd", "INST_ARCHLIB=$libd";
501 } else {
a2b175af
NC
502 push @args, 'INSTALLDIRS=perl', 'INSTALLMAN1DIR=none',
503 'INSTALLMAN3DIR=none';
902aaf3e
CB
504 }
505 push @args, @$pass_through;
0e150199 506 _quote_args(\@args) if IS_VMS;
63d47850 507 print join(' ', $perl, @args), "\n" if $verbose;
cbf3d0f6
FC
508 my $code = do {
509 local $ENV{PERL_MM_USE_DEFAULT} = 1;
510 system $perl, @args;
511 };
fc678412
NC
512 warn "$code from $ext_dir\'s Makefile.PL" if $code;
513
61edc683
NC
514 # Right. The reason for this little hack is that we're sitting inside
515 # a program run by ./miniperl, but there are tasks we need to perform
516 # when the 'realclean', 'distclean' or 'veryclean' targets are run.
517 # Unfortunately, they can be run *after* 'clean', which deletes
518 # ./miniperl
519 # So we do our best to leave a set of instructions identical to what
520 # we would do if we are run directly as 'realclean' etc
521 # Whilst we're perfect, unfortunately the targets we call are not, as
522 # some of them rely on a $(PERL) for their own distclean targets.
523 # But this always used to be a problem with the old /bin/sh version of
524 # this.
0e150199 525 if (IS_UNIX) {
fc678412 526 foreach my $clean_target ('realclean', 'veryclean') {
a5bd6593 527 fallback_cleanup($return_dir, $clean_target, <<"EOS");
fc678412
NC
528cd $ext_dir
529if test ! -f Makefile -a -f Makefile.old; then
61edc683 530 echo "Note: Using Makefile.old"
eb1f8df7 531 make -f Makefile.old $clean_target MAKE='@make' @pass_through
61edc683 532else
fc678412 533 if test ! -f Makefile ; then
61edc683
NC
534 echo "Warning: No Makefile!"
535 fi
62fdd72a 536 @make $clean_target MAKE='@make' @pass_through
61edc683 537fi
fc678412 538cd $return_dir
61edc683 539EOS
fc678412 540 }
61edc683 541 }
fc678412 542 }
a2f19a19 543
902aaf3e 544 if (not -f $makefile) {
a2f19a19 545 print "Warning: No Makefile!\n";
fc678412 546 }
a2f19a19 547
0e150199 548 if (IS_VMS) {
e0697720
NC
549 _quote_args($pass_through);
550 @$pass_through = (
551 "/DESCRIPTION=$makefile",
552 '/MACRO=(' . join(',',@$pass_through) . ')'
553 );
902aaf3e
CB
554 }
555
902aaf3e 556 my @targ = ($target, @$pass_through);
63d47850 557 print "Making $target in $ext_dir\n@make @targ\n" if $verbose;
d316fef4 558 local $ENV{PERL_INSTALL_QUIET} = 1;
d708ee4b 559 my $code = system(@make, @targ);
056c263b
DD
560 if($code >> 8 != 0){ # probably cleaned itself, try again once more time
561 $code = system(@make, @targ);
562 }
fc678412 563 die "Unsuccessful make($ext_dir): code=$code" if $code != 0;
a2f19a19 564
fc678412
NC
565 chdir $return_dir || die "Cannot cd to $return_dir: $!";
566}
902aaf3e
CB
567
568sub _quote_args {
569 my $args = shift; # must be array reference
570
571 # Do not quote qualifiers that begin with '/'.
572 map { if (!/^\//) {
573 $_ =~ s/\"/""/g; # escape C<"> by doubling
574 $_ = q(").$_.q(");
575 }
576 } @{$args}
577 ;
578}
27329181
DD
579
580#guarentee that a file is deleted or die, void _unlink($filename)
581#xxx replace with _unlink_or_rename from EU::Install?
582sub _unlink {
583 1 while unlink $_[0];
584 my $err = $!;
585 die "Can't unlink $_[0]: $err" if -f $_[0];
586}
a5bd6593 587
f6dd0e4f
NC
588# Figure out if this extension is simple enough that it would only use
589# ExtUtils::MakeMaker's pm_to_blib target. If we're confident that it would,
590# then do all the work ourselves (returning an empty list), else return the
591# name of a file that we identified as beyond our ability to handle.
592#
593# While this is clearly quite a bit more work than just letting
594# ExtUtils::MakeMaker do it, and effectively is some code duplication, the time
595# savings are impressive.
596
597sub just_pm_to_blib {
d527ad5d 598 my ($target, $ext_dir, $mname, $return_dir) = @_;
2ce0aa69 599 my ($has_lib, $has_top, $has_topdir);
1804eb61 600 my ($last) = $mname =~ /([^:]+)$/;
2ce0aa69 601 my ($first) = $mname =~ /^([^:]+)/;
1804eb61 602
0e150199 603 my $pm_to_blib = IS_VMS ? 'pm_to_blib.ts' : 'pm_to_blib';
ad124136 604
f6dd0e4f
NC
605 foreach my $leaf (<*>) {
606 if (-d $leaf) {
ad124136 607 $leaf =~ s/\.DIR\z//i
0e150199 608 if IS_VMS;
f6dd0e4f
NC
609 next if $leaf =~ /\A(?:\.|\.\.|t|demo)\z/;
610 if ($leaf eq 'lib') {
611 ++$has_lib;
612 next;
613 }
2ce0aa69
NC
614 if ($leaf eq $first) {
615 ++$has_topdir;
616 next;
617 }
f6dd0e4f
NC
618 }
619 return $leaf
620 unless -f _;
ad124136 621 $leaf =~ s/\.\z//
0e150199 622 if IS_VMS;
f6dd0e4f
NC
623 # Makefile.PL is "safe" to ignore because we will only be called for
624 # directories that hold a Makefile.PL if they are in the exception list.
625 next
626 if $leaf =~ /\A(ChangeLog
627 |Changes
628 |LICENSE
629 |Makefile\.PL
630 |MANIFEST
631 |META\.yml
ad124136 632 |\Q$pm_to_blib\E
f6dd0e4f
NC
633 |README
634 |README\.patching
635 |README\.release
636 )\z/xi; # /i to deal with case munging systems.
1804eb61
NC
637 if ($leaf eq "$last.pm") {
638 ++$has_top;
639 next;
640 }
f6dd0e4f
NC
641 return $leaf;
642 }
643 return 'no lib/'
1804eb61 644 unless $has_lib || $has_top;
2ce0aa69
NC
645 die "Inconsistent module $mname has both lib/ and $first/"
646 if $has_lib && $has_topdir;
f6dd0e4f
NC
647
648 print "\nRunning pm_to_blib for $ext_dir directly\n";
649
1804eb61
NC
650 my %pm;
651 if ($has_top) {
652 my $to = $mname =~ s!::!/!gr;
653 $pm{"$last.pm"} = "../../lib/$to.pm";
654 }
2ce0aa69 655 if ($has_lib || $has_topdir) {
1804eb61
NC
656 # strictly ExtUtils::MakeMaker uses the pm_to_blib target to install
657 # .pm, pod and .pl files. We're just going to do it for .pm and .pod
658 # files, to avoid problems on case munging file systems. Specifically,
659 # _pm.PL which ExtUtils::MakeMaker should run munges to _PM.PL, and
660 # looks a lot like a regular foo.pl (ie FOO.PL)
661 my @found;
662 require File::Find;
663 unless (eval {
664 File::Find::find({
665 no_chdir => 1,
666 wanted => sub {
667 return if -d $_;
668 # Bail out immediately with the problem file:
669 die \$_
670 unless -f _;
671 die \$_
672 unless /\A[^.]+\.(?:pm|pod)\z/i;
673 push @found, $_;
f6dd0e4f 674 }
2ce0aa69 675 }, $has_lib ? 'lib' : $first);
1804eb61
NC
676 1;
677 }) {
678 # Problem files aren't really errors:
679 return ${$@}
680 if ref $@ eq 'SCALAR';
681 # But anything else is:
682 die $@;
683 }
2ce0aa69
NC
684 if ($has_lib) {
685 $pm{$_} = "../../$_"
686 foreach @found;
687 } else {
688 $pm{$_} = "../../lib/$_"
689 foreach @found;
1804eb61 690 }
f6dd0e4f
NC
691 }
692 # This is running under miniperl, so no autodie
693 if ($target eq 'all') {
d316fef4 694 local $ENV{PERL_INSTALL_QUIET} = 1;
f6dd0e4f 695 require ExtUtils::Install;
1804eb61 696 ExtUtils::Install::pm_to_blib(\%pm, '../../lib/auto');
ad124136
NC
697 open my $fh, '>', $pm_to_blib
698 or die "Can't open '$pm_to_blib': $!";
f6dd0e4f
NC
699 print $fh "$0 has handled pm_to_blib directly\n";
700 close $fh
ad124136 701 or die "Can't close '$pm_to_blib': $!";
0e150199 702 if (IS_UNIX) {
d527ad5d
NC
703 # Fake the fallback cleanup
704 my $fallback
705 = join '', map {s!^\.\./\.\./!!; "rm -f $_\n"} sort values %pm;
706 foreach my $clean_target ('realclean', 'veryclean') {
707 fallback_cleanup($return_dir, $clean_target, $fallback);
708 }
709 }
f6dd0e4f
NC
710 } else {
711 # A clean target.
712 # For now, make the targets behave the same way as ExtUtils::MakeMaker
713 # does
ad124136 714 _unlink($pm_to_blib);
f6dd0e4f
NC
715 unless ($target eq 'clean') {
716 # but cheat a bit, by relying on the top level Makefile clean target
717 # to take out our directory lib/auto/...
718 # (which it has to deal with, as cpan/foo/bar creates
719 # lib/auto/foo/bar, but the EU::MM rule will only
720 # rmdir lib/auto/foo/bar, leaving lib/auto/foo
9fa5aa91 721 _unlink($_)
1804eb61 722 foreach sort values %pm;
f6dd0e4f
NC
723 }
724 }
725 return;
726}
727
a5bd6593
NC
728sub fallback_cleanup {
729 my ($dir, $clean_target, $contents) = @_;
730 my $file = "$dir/$clean_target.sh";
731 open my $fh, '>>', $file or die "open $file: $!";
732 # Quite possible that we're being run in parallel here.
733 # Can't use Fcntl this early to get the LOCK_EX
734 flock $fh, 2 or warn "flock $file: $!";
735 print $fh $contents or die "print $file: $!";
736 close $fh or die "close $file: $!";
737}