1#!./miniperl 2use strict; 3use warnings; 4use Config; 5use constant IS_CROSS => defined $Config::Config{usecrosscompile} ? 1 : 0; 6 7my $is_Win32 = $^O eq 'MSWin32'; 8my $is_VMS = $^O eq 'VMS'; 9my $is_Unix = !$is_Win32 && !$is_VMS; 10 11my @ext_dirs = qw(cpan dist ext); 12my $ext_dirs_re = '(?:' . join('|', @ext_dirs) . ')'; 13 14# This script acts as a simple interface for building extensions. 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 19# On Unix, it primarily used by the perl Makefile one extension at a time: 20# 21# d_dummy $(dynamic_ext): miniperl preplibrary FORCE 22# @$(RUN) ./miniperl make_ext.pl --target=dynamic $@ MAKE=$(MAKE) LIBPERL_A=$(LIBPERL) 23# 24# On Windows or VMS, 25# If '--static' is specified, static extensions will be built. 26# If '--dynamic' is specified, dynamic extensions will be built. 27# If '--nonxs' is specified, nonxs extensions will be built. 28# If '--dynaloader' is specified, DynaLoader will be built. 29# If '--all' is specified, all extensions will be built. 30# 31# make_ext.pl "MAKE=make [-make_opts]" --dir=directory [--target=target] [--static|--dynamic|--all] +ext2 !ext1 32# 33# E.g. 34# 35# make_ext.pl "MAKE=nmake -nologo" --dir=..\ext 36# 37# make_ext.pl "MAKE=nmake -nologo" --dir=..\ext --target=clean 38# 39# make_ext.pl MAKE=dmake --dir=..\ext 40# 41# make_ext.pl MAKE=dmake --dir=..\ext --target=clean 42# 43# Will skip building extensions which are marked with an '!' char. 44# Mostly because they still not ported to specified platform. 45# 46# If any extensions are listed with a '+' char then only those 47# extensions will be built, but only if they aren't countermanded 48# by an '!ext' and are appropriate to the type of building being done. 49# An extensions follows the format of Foo/Bar, which would be extension Foo::Bar 50 51# It may be deleted in a later release of perl so try to 52# avoid using it for other purposes. 53 54my (%excl, %incl, %opts, @extspec, @pass_through); 55 56foreach (@ARGV) { 57 if (/^!(.*)$/) { 58 $excl{$1} = 1; 59 } elsif (/^\+(.*)$/) { 60 $incl{$1} = 1; 61 } elsif (/^--([\w\-]+)$/) { 62 $opts{$1} = 1; 63 } elsif (/^--([\w\-]+)=(.*)$/) { 64 push @{$opts{$1}}, $2; 65 } elsif (/=/) { 66 push @pass_through, $_; 67 } elsif (length) { 68 push @extspec, $_; 69 } 70} 71 72my $static = $opts{static} || $opts{all}; 73my $dynamic = $opts{dynamic} || $opts{all}; 74my $nonxs = $opts{nonxs} || $opts{all}; 75my $dynaloader = $opts{dynaloader} || $opts{all}; 76 77# The Perl Makefile.SH will expand all extensions to 78# lib/auto/X/X.a (or lib/auto/X/Y/Y.a if nested) 79# A user wishing to run make_ext might use 80# X (or X/Y or X::Y if nested) 81 82# canonise into X/Y form (pname) 83 84foreach (@extspec) { 85 if (s{^lib/auto/}{}) { 86 # Remove lib/auto prefix and /*.* suffix 87 s{/[^/]+\.[^/]+$}{}; 88 } elsif (s{^$ext_dirs_re/}{}) { 89 # Remove ext/ prefix and /pm_to_blib suffix 90 s{/pm_to_blib$}{}; 91 # Targets are given as files on disk, but the extension spec is still 92 # written using /s for each :: 93 tr!-!/!; 94 } elsif (s{::}{\/}g) { 95 # Convert :: to / 96 } else { 97 s/\..*o//; 98 } 99} 100 101my $makecmd = shift @pass_through; # Should be something like MAKE=make 102unshift @pass_through, 'PERL_CORE=1'; 103 104my @dirs = @{$opts{dir} || \@ext_dirs}; 105my $target = $opts{target}[0]; 106$target = 'all' unless defined $target; 107 108# Previously, $make was taken from config.sh. However, the user might 109# instead be running a possibly incompatible make. This might happen if 110# the user types "gmake" instead of a plain "make", for example. The 111# correct current value of MAKE will come through from the main perl 112# makefile as MAKE=/whatever/make in $makecmd. We'll be cautious in 113# case third party users of this script (are there any?) don't have the 114# MAKE=$(MAKE) argument, which was added after 5.004_03. 115unless(defined $makecmd and $makecmd =~ /^MAKE=(.*)$/) { 116 die "$0: WARNING: Please include MAKE=\$(MAKE) in \@ARGV\n"; 117} 118 119# This isn't going to cope with anything fancy, such as spaces inside command 120# names, but neither did what it replaced. Once there is a use case that needs 121# it, please supply patches. Until then, I'm sticking to KISS 122my @make = split ' ', $1 || $Config{make} || $ENV{MAKE}; 123 124 125if ($target eq '') { 126 die "make_ext: no make target specified (eg all or clean)\n"; 127} elsif ($target !~ /^(?:all|clean|distclean|realclean|veryclean)$/) { 128 # we are strict about what make_ext is used for because we emulate these 129 # targets for simple modules: 130 die "$0: unknown make target '$target'\n"; 131} 132 133if (!@extspec and !$static and !$dynamic and !$nonxs and !$dynaloader) { 134 die "$0: no extension specified\n"; 135} 136 137my $perl; 138my %extra_passthrough; 139 140if ($is_Win32) { 141 require Cwd; 142 require FindExt; 143 my $build = Cwd::getcwd(); 144 $perl = $^X; 145 if ($perl =~ m#^\.\.#) { 146 my $here = $build; 147 $here =~ s{/}{\\}g; 148 $perl = "$here\\$perl"; 149 } 150 (my $topdir = $perl) =~ s/\\[^\\]+$//; 151 # miniperl needs to find perlglob and pl2bat 152 $ENV{PATH} = "$topdir;$topdir\\win32\\bin;$ENV{PATH}"; 153 my $pl2bat = "$topdir\\win32\\bin\\pl2bat"; 154 unless (-f "$pl2bat.bat") { 155 my @args = ($perl, "-I$topdir\\lib", ("$pl2bat.pl") x 2); 156 print "@args\n"; 157 system(@args) unless IS_CROSS; 158 } 159 160 print "In $build"; 161 foreach my $dir (@dirs) { 162 chdir($dir) or die "Cannot cd to $dir: $!\n"; 163 (my $ext = Cwd::getcwd()) =~ s{/}{\\}g; 164 FindExt::scan_ext($ext); 165 FindExt::set_static_extensions(split ' ', $Config{static_ext}); 166 chdir $build 167 or die "Couldn't chdir to '$build': $!"; # restore our start directory 168 } 169 170 my @ext; 171 push @ext, FindExt::static_ext() if $static; 172 push @ext, FindExt::dynamic_ext() if $dynamic; 173 push @ext, FindExt::nonxs_ext() if $nonxs; 174 push @ext, 'DynaLoader' if $dynaloader; 175 176 foreach (sort @ext) { 177 if (%incl and !exists $incl{$_}) { 178 #warn "Skipping extension $_, not in inclusion list\n"; 179 next; 180 } 181 if (exists $excl{$_}) { 182 warn "Skipping extension $_, not ported to current platform"; 183 next; 184 } 185 push @extspec, $_; 186 if($_ eq 'DynaLoader' and $target !~ /clean$/) { 187 # No, we don't know why nmake can't work out the dependency chain 188 push @{$extra_passthrough{$_}}, 'DynaLoader.c'; 189 } elsif(FindExt::is_static($_)) { 190 push @{$extra_passthrough{$_}}, 'LINKTYPE=static'; 191 } 192 } 193 194 chdir '..' 195 or die "Couldn't chdir to build directory: $!"; # now in the Perl build 196} 197elsif ($is_VMS) { 198 $perl = $^X; 199 push @extspec, (split ' ', $Config{static_ext}) if $static; 200 push @extspec, (split ' ', $Config{dynamic_ext}) if $dynamic; 201 push @extspec, (split ' ', $Config{nonxs_ext}) if $nonxs; 202 push @extspec, 'DynaLoader' if $dynaloader; 203} 204 205{ 206 # Cwd needs to be built before Encode recurses into subdirectories. 207 # Pod::Simple needs to be built before Pod::Functions 208 # This seems to be the simplest way to ensure this ordering: 209 my (@first, @other); 210 foreach (@extspec) { 211 if ($_ eq 'Cwd' || $_ eq 'Pod/Simple') { 212 push @first, $_; 213 } else { 214 push @other, $_; 215 } 216 } 217 @extspec = (@first, @other); 218} 219 220if ($Config{osname} eq 'catamount' and @extspec) { 221 # Snowball's chance of building extensions. 222 die "This is $Config{osname}, not building $extspec[0], sorry.\n"; 223} 224 225foreach my $spec (@extspec) { 226 my $mname = $spec; 227 $mname =~ s!/!::!g; 228 my $ext_pathname; 229 230 # Try new style ext/Data-Dumper/ first 231 my $copy = $spec; 232 $copy =~ tr!/!-!; 233 234 # List/Util.xs lives in Scalar-List-Utils, Cwd.xs lives in PathTools 235 $copy = 'Scalar-List-Utils' if $copy eq 'List-Util'; 236 $copy = 'PathTools' if $copy eq 'Cwd'; 237 238 foreach my $dir (@ext_dirs) { 239 if (-d "$dir/$copy") { 240 $ext_pathname = "$dir/$copy"; 241 last; 242 } 243 } 244 245 if (!defined $ext_pathname) { 246 if (-d "ext/$spec") { 247 # Old style ext/Data/Dumper/ 248 $ext_pathname = "ext/$spec"; 249 } else { 250 warn "Can't find extension $spec in any of @ext_dirs"; 251 next; 252 } 253 } 254 255 print "\tMaking $mname ($target)\n"; 256 257 build_extension($ext_pathname, $perl, $mname, $target, 258 [@pass_through, @{$extra_passthrough{$spec} || []}]); 259} 260 261sub build_extension { 262 my ($ext_dir, $perl, $mname, $target, $pass_through) = @_; 263 264 unless (chdir "$ext_dir") { 265 warn "Cannot cd to $ext_dir: $!"; 266 return; 267 } 268 269 my $up = $ext_dir; 270 $up =~ s![^/]+!..!g; 271 272 $perl ||= "$up/miniperl"; 273 my $return_dir = $up; 274 my $lib_dir = "$up/lib"; 275 $ENV{PERL_CORE} = 1; 276 277 my $makefile; 278 if ($is_VMS) { 279 $makefile = 'descrip.mms'; 280 if ($target =~ /clean$/ 281 && !-f $makefile 282 && -f "${makefile}_old") { 283 $makefile = "${makefile}_old"; 284 } 285 } else { 286 $makefile = 'Makefile'; 287 } 288 289 if (-f $makefile) { 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) { 306 close $mfh or die "close $makefile: $!"; 307 _unlink($makefile); 308 { 309 no warnings 'deprecated'; 310 goto NO_MAKEFILE; 311 } 312 } 313 } 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 } 340 } 341 342 if (!-f $makefile) { 343 NO_MAKEFILE: 344 if (!-f 'Makefile.PL') { 345 unless (just_pm_to_blib($target, $ext_dir, $mname, $return_dir)) { 346 # No problems returned, so it has faked everything for us. :-) 347 chdir $return_dir || die "Cannot cd to $return_dir: $!"; 348 return; 349 } 350 351 print "\nCreating Makefile.PL in $ext_dir for $mname\n"; 352 my ($fromname, $key, $value); 353 if ($mname eq 'podlators') { 354 # We need to special case this somewhere, and this is fewer 355 # lines of code than a core-only Makefile.PL, and no more 356 # complex 357 $fromname = 'VERSION'; 358 $key = 'DISTNAME'; 359 $value = 'podlators'; 360 $mname = 'Pod'; 361 } else { 362 $key = 'ABSTRACT_FROM'; 363 # We need to cope well with various possible layouts 364 my @dirs = split /::/, $mname; 365 my $leaf = pop @dirs; 366 my $leafname = "$leaf.pm"; 367 my $pathname = join '/', @dirs, $leafname; 368 my @locations = ($leafname, $pathname, "lib/$pathname"); 369 unshift @locations, 'lib/IO/Compress/Base.pm' if $mname eq 'IO::Compress'; 370 foreach (@locations) { 371 if (-f $_) { 372 $fromname = $_; 373 last; 374 } 375 } 376 377 unless ($fromname) { 378 die "For $mname tried @locations in in $ext_dir but can't find source"; 379 } 380 ($value = $fromname) =~ s/\.pm\z/.pod/; 381 $value = $fromname unless -e $value; 382 } 383 open my $fh, '>', 'Makefile.PL' 384 or die "Can't open Makefile.PL for writing: $!"; 385 printf $fh <<'EOM', $0, $mname, $fromname, $key, $value; 386#-*- buffer-read-only: t -*- 387 388# This Makefile.PL was written by %s. 389# It will be deleted automatically by make realclean 390 391use strict; 392use ExtUtils::MakeMaker; 393 394# This is what the .PL extracts to. Not the ultimate file that is installed. 395# (ie Win32 runs pl2bat after this) 396 397# Doing this here avoids all sort of quoting issues that would come from 398# attempting to write out perl source with literals to generate the arrays and 399# hash. 400my @temps = 'Makefile.PL'; 401foreach (glob('scripts/pod*.PL')) { 402 # The various pod*.PL extractors change directory. Doing that with relative 403 # paths in @INC breaks. It seems the lesser of two evils to copy (to avoid) 404 # the chdir doing anything, than to attempt to convert lib paths to 405 # absolute, and potentially run into problems with quoting special 406 # characters in the path to our build dir (such as spaces) 407 require File::Copy; 408 409 my $temp = $_; 410 $temp =~ s!scripts/!!; 411 File::Copy::copy($_, $temp) or die "Can't copy $temp to $_: $!"; 412 push @temps, $temp; 413} 414 415my $script_ext = $^O eq 'VMS' ? '.com' : ''; 416my %%pod_scripts; 417foreach (glob('pod*.PL')) { 418 my $script = $_; 419 s/.PL$/$script_ext/i; 420 $pod_scripts{$script} = $_; 421} 422my @exe_files = values %%pod_scripts; 423 424WriteMakefile( 425 NAME => '%s', 426 VERSION_FROM => '%s', 427 %-13s => '%s', 428 realclean => { FILES => "@temps" }, 429 (%%pod_scripts ? ( 430 PL_FILES => \%%pod_scripts, 431 EXE_FILES => \@exe_files, 432 clean => { FILES => "@exe_files" }, 433 ) : ()), 434); 435 436# ex: set ro: 437EOM 438 close $fh or die "Can't close Makefile.PL: $!"; 439 # As described in commit 23525070d6c0e51f: 440 # Push the atime and mtime of generated Makefile.PLs back 4 441 # seconds. In certain circumstances ( on virtual machines ) the 442 # generated Makefile.PL can produce a Makefile that is older than 443 # the Makefile.PL. Altering the atime and mtime backwards by 4 444 # seconds seems to resolve the issue. 445 eval { 446 my $ftime = (stat('Makefile.PL'))[9] - 4; 447 utime $ftime, $ftime, 'Makefile.PL'; 448 }; 449 } elsif ($mname =~ /\A(?:Carp 450 |ExtUtils::CBuilder 451 |Safe 452 |Search::Dict)\z/x) { 453 # An explicit list of dual-life extensions that have a Makefile.PL 454 # for CPAN, but we have verified can also be built using the fakery. 455 my ($problem) = just_pm_to_blib($target, $ext_dir, $mname, $return_dir); 456 # We really need to sanity test that we can fake it. 457 # Otherwise "skips" will go undetected, and the build slow down for 458 # everyone, defeating the purpose. 459 if (defined $problem) { 460 if (-d "$return_dir/.git") { 461 # Get the list of files that git isn't ignoring: 462 my @files = `git ls-files --cached --others --exclude-standard 2>/dev/null`; 463 # on error (eg no git) we get nothing, but that's not a 464 # problem. The goal is to see if git thinks that the problem 465 # file is interesting, by getting a positive match with 466 # something git told us about, and if so bail out: 467 foreach (@files) { 468 chomp; 469 # We really need to sanity test that we can fake it. 470 # The intent is that this should only fail because 471 # you've just added a file to the dual-life dist that 472 # we can't handle. In which case you should either 473 # 1) remove the dist from the regex a few lines above. 474 # or 475 # 2) add the file to regex of "safe" filenames earlier 476 # in this function, that starts with ChangeLog 477 die "FATAL - $0 has $mname in the list of simple extensions, but it now contains file '$problem' which we can't handle" 478 if $problem eq $_; 479 } 480 # There's an unexpected file, but it seems to be something 481 # that git will ignore. So fall through to the regular 482 # Makefile.PL handling code below, on the assumption that 483 # we won't get here for a clean build. 484 } 485 warn "WARNING - $0 is building $mname using EU::MM, as it found file '$problem'"; 486 } else { 487 # It faked everything for us. 488 chdir $return_dir || die "Cannot cd to $return_dir: $!"; 489 return; 490 } 491 } 492 493 # We are going to have to use Makefile.PL: 494 print "\nRunning Makefile.PL in $ext_dir\n"; 495 496 my @args = ("-I$lib_dir", 'Makefile.PL'); 497 if ($is_VMS) { 498 my $libd = VMS::Filespec::vmspath($lib_dir); 499 push @args, "INST_LIB=$libd", "INST_ARCHLIB=$libd"; 500 } else { 501 push @args, 'INSTALLDIRS=perl', 'INSTALLMAN1DIR=none', 502 'INSTALLMAN3DIR=none'; 503 } 504 push @args, @$pass_through; 505 _quote_args(\@args) if $is_VMS; 506 print join(' ', $perl, @args), "\n"; 507 my $code = system $perl, @args; 508 warn "$code from $ext_dir\'s Makefile.PL" if $code; 509 510 # Right. The reason for this little hack is that we're sitting inside 511 # a program run by ./miniperl, but there are tasks we need to perform 512 # when the 'realclean', 'distclean' or 'veryclean' targets are run. 513 # Unfortunately, they can be run *after* 'clean', which deletes 514 # ./miniperl 515 # So we do our best to leave a set of instructions identical to what 516 # we would do if we are run directly as 'realclean' etc 517 # Whilst we're perfect, unfortunately the targets we call are not, as 518 # some of them rely on a $(PERL) for their own distclean targets. 519 # But this always used to be a problem with the old /bin/sh version of 520 # this. 521 if ($is_Unix) { 522 foreach my $clean_target ('realclean', 'veryclean') { 523 fallback_cleanup($return_dir, $clean_target, <<"EOS"); 524cd $ext_dir 525if test ! -f Makefile -a -f Makefile.old; then 526 echo "Note: Using Makefile.old" 527 make -f Makefile.old $clean_target MAKE='@make' @pass_through 528else 529 if test ! -f Makefile ; then 530 echo "Warning: No Makefile!" 531 fi 532 make $clean_target MAKE='@make' @pass_through 533fi 534cd $return_dir 535EOS 536 } 537 } 538 } 539 540 if (not -f $makefile) { 541 print "Warning: No Makefile!\n"; 542 } 543 544 if ($is_VMS) { 545 _quote_args($pass_through); 546 @$pass_through = ( 547 "/DESCRIPTION=$makefile", 548 '/MACRO=(' . join(',',@$pass_through) . ')' 549 ); 550 } 551 552 if (!$target or $target !~ /clean$/) { 553 # Give makefile an opportunity to rewrite itself. 554 # reassure users that life goes on... 555 my @args = ('config', @$pass_through); 556 system(@make, @args) and print "@make @args failed, continuing anyway...\n"; 557 } 558 my @targ = ($target, @$pass_through); 559 print "Making $target in $ext_dir\n@make @targ\n"; 560 my $code = system(@make, @targ); 561 die "Unsuccessful make($ext_dir): code=$code" if $code != 0; 562 563 chdir $return_dir || die "Cannot cd to $return_dir: $!"; 564} 565 566sub _quote_args { 567 my $args = shift; # must be array reference 568 569 # Do not quote qualifiers that begin with '/'. 570 map { if (!/^\//) { 571 $_ =~ s/\"/""/g; # escape C<"> by doubling 572 $_ = q(").$_.q("); 573 } 574 } @{$args} 575 ; 576} 577 578#guarentee that a file is deleted or die, void _unlink($filename) 579#xxx replace with _unlink_or_rename from EU::Install? 580sub _unlink { 581 1 while unlink $_[0]; 582 my $err = $!; 583 die "Can't unlink $_[0]: $err" if -f $_[0]; 584} 585 586# Figure out if this extension is simple enough that it would only use 587# ExtUtils::MakeMaker's pm_to_blib target. If we're confident that it would, 588# then do all the work ourselves (returning an empty list), else return the 589# name of a file that we identified as beyond our ability to handle. 590# 591# While this is clearly quite a bit more work than just letting 592# ExtUtils::MakeMaker do it, and effectively is some code duplication, the time 593# savings are impressive. 594 595sub just_pm_to_blib { 596 my ($target, $ext_dir, $mname, $return_dir) = @_; 597 my ($has_lib, $has_top, $has_topdir); 598 my ($last) = $mname =~ /([^:]+)$/; 599 my ($first) = $mname =~ /^([^:]+)/; 600 601 my $pm_to_blib = $is_VMS ? 'pm_to_blib.ts' : 'pm_to_blib'; 602 603 foreach my $leaf (<*>) { 604 if (-d $leaf) { 605 $leaf =~ s/\.DIR\z//i 606 if $is_VMS; 607 next if $leaf =~ /\A(?:\.|\.\.|t|demo)\z/; 608 if ($leaf eq 'lib') { 609 ++$has_lib; 610 next; 611 } 612 if ($leaf eq $first) { 613 ++$has_topdir; 614 next; 615 } 616 } 617 return $leaf 618 unless -f _; 619 $leaf =~ s/\.\z// 620 if $is_VMS; 621 # Makefile.PL is "safe" to ignore because we will only be called for 622 # directories that hold a Makefile.PL if they are in the exception list. 623 next 624 if $leaf =~ /\A(ChangeLog 625 |Changes 626 |LICENSE 627 |Makefile\.PL 628 |MANIFEST 629 |META\.yml 630 |\Q$pm_to_blib\E 631 |README 632 |README\.patching 633 |README\.release 634 )\z/xi; # /i to deal with case munging systems. 635 if ($leaf eq "$last.pm") { 636 ++$has_top; 637 next; 638 } 639 return $leaf; 640 } 641 return 'no lib/' 642 unless $has_lib || $has_top; 643 die "Inconsistent module $mname has both lib/ and $first/" 644 if $has_lib && $has_topdir; 645 646 print "\nRunning pm_to_blib for $ext_dir directly\n"; 647 648 my %pm; 649 if ($has_top) { 650 my $to = $mname =~ s!::!/!gr; 651 $pm{"$last.pm"} = "../../lib/$to.pm"; 652 } 653 if ($has_lib || $has_topdir) { 654 # strictly ExtUtils::MakeMaker uses the pm_to_blib target to install 655 # .pm, pod and .pl files. We're just going to do it for .pm and .pod 656 # files, to avoid problems on case munging file systems. Specifically, 657 # _pm.PL which ExtUtils::MakeMaker should run munges to _PM.PL, and 658 # looks a lot like a regular foo.pl (ie FOO.PL) 659 my @found; 660 require File::Find; 661 unless (eval { 662 File::Find::find({ 663 no_chdir => 1, 664 wanted => sub { 665 return if -d $_; 666 # Bail out immediately with the problem file: 667 die \$_ 668 unless -f _; 669 die \$_ 670 unless /\A[^.]+\.(?:pm|pod)\z/i; 671 push @found, $_; 672 } 673 }, $has_lib ? 'lib' : $first); 674 1; 675 }) { 676 # Problem files aren't really errors: 677 return ${$@} 678 if ref $@ eq 'SCALAR'; 679 # But anything else is: 680 die $@; 681 } 682 if ($has_lib) { 683 $pm{$_} = "../../$_" 684 foreach @found; 685 } else { 686 $pm{$_} = "../../lib/$_" 687 foreach @found; 688 } 689 } 690 # This is running under miniperl, so no autodie 691 if ($target eq 'all') { 692 require ExtUtils::Install; 693 ExtUtils::Install::pm_to_blib(\%pm, '../../lib/auto'); 694 open my $fh, '>', $pm_to_blib 695 or die "Can't open '$pm_to_blib': $!"; 696 print $fh "$0 has handled pm_to_blib directly\n"; 697 close $fh 698 or die "Can't close '$pm_to_blib': $!"; 699 if ($is_Unix) { 700 # Fake the fallback cleanup 701 my $fallback 702 = join '', map {s!^\.\./\.\./!!; "rm -f $_\n"} sort values %pm; 703 foreach my $clean_target ('realclean', 'veryclean') { 704 fallback_cleanup($return_dir, $clean_target, $fallback); 705 } 706 } 707 } else { 708 # A clean target. 709 # For now, make the targets behave the same way as ExtUtils::MakeMaker 710 # does 711 _unlink($pm_to_blib); 712 unless ($target eq 'clean') { 713 # but cheat a bit, by relying on the top level Makefile clean target 714 # to take out our directory lib/auto/... 715 # (which it has to deal with, as cpan/foo/bar creates 716 # lib/auto/foo/bar, but the EU::MM rule will only 717 # rmdir lib/auto/foo/bar, leaving lib/auto/foo 718 _unlink($_) 719 foreach sort values %pm; 720 } 721 } 722 return; 723} 724 725sub fallback_cleanup { 726 my ($dir, $clean_target, $contents) = @_; 727 my $file = "$dir/$clean_target.sh"; 728 open my $fh, '>>', $file or die "open $file: $!"; 729 # Quite possible that we're being run in parallel here. 730 # Can't use Fcntl this early to get the LOCK_EX 731 flock $fh, 2 or warn "flock $file: $!"; 732 print $fh $contents or die "print $file: $!"; 733 close $fh or die "close $file: $!"; 734} 735