Commit | Line | Data |
3a889a03 |
1 | #line 1 |
2 | package Module::AutoInstall; |
3 | |
4 | use strict; |
5 | use Cwd (); |
6 | use ExtUtils::MakeMaker (); |
7 | |
8 | use vars qw{$VERSION}; |
9 | BEGIN { |
10 | $VERSION = '1.03'; |
11 | } |
12 | |
13 | # special map on pre-defined feature sets |
14 | my %FeatureMap = ( |
15 | '' => 'Core Features', # XXX: deprecated |
16 | '-core' => 'Core Features', |
17 | ); |
18 | |
19 | # various lexical flags |
20 | my ( @Missing, @Existing, %DisabledTests, $UnderCPAN, $HasCPANPLUS ); |
21 | my ( $Config, $CheckOnly, $SkipInstall, $AcceptDefault, $TestOnly ); |
22 | my ( $PostambleActions, $PostambleUsed ); |
23 | |
24 | # See if it's a testing or non-interactive session |
25 | _accept_default( $ENV{AUTOMATED_TESTING} or ! -t STDIN ); |
26 | _init(); |
27 | |
28 | sub _accept_default { |
29 | $AcceptDefault = shift; |
30 | } |
31 | |
32 | sub missing_modules { |
33 | return @Missing; |
34 | } |
35 | |
36 | sub do_install { |
37 | __PACKAGE__->install( |
38 | [ |
39 | $Config |
40 | ? ( UNIVERSAL::isa( $Config, 'HASH' ) ? %{$Config} : @{$Config} ) |
41 | : () |
42 | ], |
43 | @Missing, |
44 | ); |
45 | } |
46 | |
47 | # initialize various flags, and/or perform install |
48 | sub _init { |
49 | foreach my $arg ( |
50 | @ARGV, |
51 | split( |
52 | /[\s\t]+/, |
53 | $ENV{PERL_AUTOINSTALL} || $ENV{PERL_EXTUTILS_AUTOINSTALL} || '' |
54 | ) |
55 | ) |
56 | { |
57 | if ( $arg =~ /^--config=(.*)$/ ) { |
58 | $Config = [ split( ',', $1 ) ]; |
59 | } |
60 | elsif ( $arg =~ /^--installdeps=(.*)$/ ) { |
61 | __PACKAGE__->install( $Config, @Missing = split( /,/, $1 ) ); |
62 | exit 0; |
63 | } |
64 | elsif ( $arg =~ /^--default(?:deps)?$/ ) { |
65 | $AcceptDefault = 1; |
66 | } |
67 | elsif ( $arg =~ /^--check(?:deps)?$/ ) { |
68 | $CheckOnly = 1; |
69 | } |
70 | elsif ( $arg =~ /^--skip(?:deps)?$/ ) { |
71 | $SkipInstall = 1; |
72 | } |
73 | elsif ( $arg =~ /^--test(?:only)?$/ ) { |
74 | $TestOnly = 1; |
75 | } |
76 | } |
77 | } |
78 | |
79 | # overrides MakeMaker's prompt() to automatically accept the default choice |
80 | sub _prompt { |
81 | goto &ExtUtils::MakeMaker::prompt unless $AcceptDefault; |
82 | |
83 | my ( $prompt, $default ) = @_; |
84 | my $y = ( $default =~ /^[Yy]/ ); |
85 | |
86 | print $prompt, ' [', ( $y ? 'Y' : 'y' ), '/', ( $y ? 'n' : 'N' ), '] '; |
87 | print "$default\n"; |
88 | return $default; |
89 | } |
90 | |
91 | # the workhorse |
92 | sub import { |
93 | my $class = shift; |
94 | my @args = @_ or return; |
95 | my $core_all; |
96 | |
97 | print "*** $class version " . $class->VERSION . "\n"; |
98 | print "*** Checking for Perl dependencies...\n"; |
99 | |
100 | my $cwd = Cwd::cwd(); |
101 | |
102 | $Config = []; |
103 | |
104 | my $maxlen = length( |
105 | ( |
106 | sort { length($b) <=> length($a) } |
107 | grep { /^[^\-]/ } |
108 | map { |
109 | ref($_) |
110 | ? ( ( ref($_) eq 'HASH' ) ? keys(%$_) : @{$_} ) |
111 | : '' |
112 | } |
113 | map { +{@args}->{$_} } |
114 | grep { /^[^\-]/ or /^-core$/i } keys %{ +{@args} } |
115 | )[0] |
116 | ); |
117 | |
118 | while ( my ( $feature, $modules ) = splice( @args, 0, 2 ) ) { |
119 | my ( @required, @tests, @skiptests ); |
120 | my $default = 1; |
121 | my $conflict = 0; |
122 | |
123 | if ( $feature =~ m/^-(\w+)$/ ) { |
124 | my $option = lc($1); |
125 | |
126 | # check for a newer version of myself |
127 | _update_to( $modules, @_ ) and return if $option eq 'version'; |
128 | |
129 | # sets CPAN configuration options |
130 | $Config = $modules if $option eq 'config'; |
131 | |
132 | # promote every features to core status |
133 | $core_all = ( $modules =~ /^all$/i ) and next |
134 | if $option eq 'core'; |
135 | |
136 | next unless $option eq 'core'; |
137 | } |
138 | |
139 | print "[" . ( $FeatureMap{ lc($feature) } || $feature ) . "]\n"; |
140 | |
141 | $modules = [ %{$modules} ] if UNIVERSAL::isa( $modules, 'HASH' ); |
142 | |
143 | unshift @$modules, -default => &{ shift(@$modules) } |
144 | if ( ref( $modules->[0] ) eq 'CODE' ); # XXX: bugward combatability |
145 | |
146 | while ( my ( $mod, $arg ) = splice( @$modules, 0, 2 ) ) { |
147 | if ( $mod =~ m/^-(\w+)$/ ) { |
148 | my $option = lc($1); |
149 | |
150 | $default = $arg if ( $option eq 'default' ); |
151 | $conflict = $arg if ( $option eq 'conflict' ); |
152 | @tests = @{$arg} if ( $option eq 'tests' ); |
153 | @skiptests = @{$arg} if ( $option eq 'skiptests' ); |
154 | |
155 | next; |
156 | } |
157 | |
158 | printf( "- %-${maxlen}s ...", $mod ); |
159 | |
160 | if ( $arg and $arg =~ /^\D/ ) { |
161 | unshift @$modules, $arg; |
162 | $arg = 0; |
163 | } |
164 | |
165 | # XXX: check for conflicts and uninstalls(!) them. |
166 | if ( |
167 | defined( my $cur = _version_check( _load($mod), $arg ||= 0 ) ) ) |
168 | { |
169 | print "loaded. ($cur" . ( $arg ? " >= $arg" : '' ) . ")\n"; |
170 | push @Existing, $mod => $arg; |
171 | $DisabledTests{$_} = 1 for map { glob($_) } @skiptests; |
172 | } |
173 | else { |
174 | print "missing." . ( $arg ? " (would need $arg)" : '' ) . "\n"; |
175 | push @required, $mod => $arg; |
176 | } |
177 | } |
178 | |
179 | next unless @required; |
180 | |
181 | my $mandatory = ( $feature eq '-core' or $core_all ); |
182 | |
183 | if ( |
184 | !$SkipInstall |
185 | and ( |
186 | $CheckOnly |
187 | or _prompt( |
188 | qq{==> Auto-install the } |
189 | . ( @required / 2 ) |
190 | . ( $mandatory ? ' mandatory' : ' optional' ) |
191 | . qq{ module(s) from CPAN?}, |
192 | $default ? 'y' : 'n', |
193 | ) =~ /^[Yy]/ |
194 | ) |
195 | ) |
196 | { |
197 | push( @Missing, @required ); |
198 | $DisabledTests{$_} = 1 for map { glob($_) } @skiptests; |
199 | } |
200 | |
201 | elsif ( !$SkipInstall |
202 | and $default |
203 | and $mandatory |
204 | and |
205 | _prompt( qq{==> The module(s) are mandatory! Really skip?}, 'n', ) |
206 | =~ /^[Nn]/ ) |
207 | { |
208 | push( @Missing, @required ); |
209 | $DisabledTests{$_} = 1 for map { glob($_) } @skiptests; |
210 | } |
211 | |
212 | else { |
213 | $DisabledTests{$_} = 1 for map { glob($_) } @tests; |
214 | } |
215 | } |
216 | |
217 | $UnderCPAN = _check_lock(); # check for $UnderCPAN |
218 | |
219 | if ( @Missing and not( $CheckOnly or $UnderCPAN ) ) { |
220 | require Config; |
221 | print |
222 | "*** Dependencies will be installed the next time you type '$Config::Config{make}'.\n"; |
223 | |
224 | # make an educated guess of whether we'll need root permission. |
225 | print " (You may need to do that as the 'root' user.)\n" |
226 | if eval '$>'; |
227 | } |
228 | print "*** $class configuration finished.\n"; |
229 | |
230 | chdir $cwd; |
231 | |
232 | # import to main:: |
233 | no strict 'refs'; |
234 | *{'main::WriteMakefile'} = \&Write if caller(0) eq 'main'; |
235 | } |
236 | |
237 | # Check to see if we are currently running under CPAN.pm and/or CPANPLUS; |
238 | # if we are, then we simply let it taking care of our dependencies |
239 | sub _check_lock { |
240 | return unless @Missing; |
241 | |
242 | if ($ENV{PERL5_CPANPLUS_IS_RUNNING}) { |
243 | print <<'END_MESSAGE'; |
244 | |
245 | *** Since we're running under CPANPLUS, I'll just let it take care |
246 | of the dependency's installation later. |
247 | END_MESSAGE |
248 | return 1; |
249 | } |
250 | |
251 | _load_cpan(); |
252 | |
253 | # Find the CPAN lock-file |
254 | my $lock = MM->catfile( $CPAN::Config->{cpan_home}, ".lock" ); |
255 | return unless -f $lock; |
256 | |
257 | # Check the lock |
258 | local *LOCK; |
259 | return unless open(LOCK, $lock); |
260 | |
261 | if ( |
262 | ( $^O eq 'MSWin32' ? _under_cpan() : <LOCK> == getppid() ) |
263 | and ( $CPAN::Config->{prerequisites_policy} || '' ) ne 'ignore' |
264 | ) { |
265 | print <<'END_MESSAGE'; |
266 | |
267 | *** Since we're running under CPAN, I'll just let it take care |
268 | of the dependency's installation later. |
269 | END_MESSAGE |
270 | return 1; |
271 | } |
272 | |
273 | close LOCK; |
274 | return; |
275 | } |
276 | |
277 | sub install { |
278 | my $class = shift; |
279 | |
280 | my $i; # used below to strip leading '-' from config keys |
281 | my @config = ( map { s/^-// if ++$i; $_ } @{ +shift } ); |
282 | |
283 | my ( @modules, @installed ); |
284 | while ( my ( $pkg, $ver ) = splice( @_, 0, 2 ) ) { |
285 | |
286 | # grep out those already installed |
287 | if ( defined( _version_check( _load($pkg), $ver ) ) ) { |
288 | push @installed, $pkg; |
289 | } |
290 | else { |
291 | push @modules, $pkg, $ver; |
292 | } |
293 | } |
294 | |
295 | return @installed unless @modules; # nothing to do |
296 | return @installed if _check_lock(); # defer to the CPAN shell |
297 | |
298 | print "*** Installing dependencies...\n"; |
299 | |
300 | return unless _connected_to('cpan.org'); |
301 | |
302 | my %args = @config; |
303 | my %failed; |
304 | local *FAILED; |
305 | if ( $args{do_once} and open( FAILED, '.#autoinstall.failed' ) ) { |
306 | while (<FAILED>) { chomp; $failed{$_}++ } |
307 | close FAILED; |
308 | |
309 | my @newmod; |
310 | while ( my ( $k, $v ) = splice( @modules, 0, 2 ) ) { |
311 | push @newmod, ( $k => $v ) unless $failed{$k}; |
312 | } |
313 | @modules = @newmod; |
314 | } |
315 | |
316 | if ( _has_cpanplus() ) { |
317 | _install_cpanplus( \@modules, \@config ); |
318 | } else { |
319 | _install_cpan( \@modules, \@config ); |
320 | } |
321 | |
322 | print "*** $class installation finished.\n"; |
323 | |
324 | # see if we have successfully installed them |
325 | while ( my ( $pkg, $ver ) = splice( @modules, 0, 2 ) ) { |
326 | if ( defined( _version_check( _load($pkg), $ver ) ) ) { |
327 | push @installed, $pkg; |
328 | } |
329 | elsif ( $args{do_once} and open( FAILED, '>> .#autoinstall.failed' ) ) { |
330 | print FAILED "$pkg\n"; |
331 | } |
332 | } |
333 | |
334 | close FAILED if $args{do_once}; |
335 | |
336 | return @installed; |
337 | } |
338 | |
339 | sub _install_cpanplus { |
340 | my @modules = @{ +shift }; |
341 | my @config = _cpanplus_config( @{ +shift } ); |
342 | my $installed = 0; |
343 | |
344 | require CPANPLUS::Backend; |
345 | my $cp = CPANPLUS::Backend->new; |
346 | my $conf = $cp->configure_object; |
347 | |
348 | return unless $conf->can('conf') # 0.05x+ with "sudo" support |
349 | or _can_write($conf->_get_build('base')); # 0.04x |
350 | |
351 | # if we're root, set UNINST=1 to avoid trouble unless user asked for it. |
352 | my $makeflags = $conf->get_conf('makeflags') || ''; |
353 | if ( UNIVERSAL::isa( $makeflags, 'HASH' ) ) { |
354 | # 0.03+ uses a hashref here |
355 | $makeflags->{UNINST} = 1 unless exists $makeflags->{UNINST}; |
356 | |
357 | } else { |
358 | # 0.02 and below uses a scalar |
359 | $makeflags = join( ' ', split( ' ', $makeflags ), 'UNINST=1' ) |
360 | if ( $makeflags !~ /\bUNINST\b/ and eval qq{ $> eq '0' } ); |
361 | |
362 | } |
363 | $conf->set_conf( makeflags => $makeflags ); |
364 | $conf->set_conf( prereqs => 1 ); |
365 | |
366 | |
367 | |
368 | while ( my ( $key, $val ) = splice( @config, 0, 2 ) ) { |
369 | $conf->set_conf( $key, $val ); |
370 | } |
371 | |
372 | my $modtree = $cp->module_tree; |
373 | while ( my ( $pkg, $ver ) = splice( @modules, 0, 2 ) ) { |
374 | print "*** Installing $pkg...\n"; |
375 | |
376 | MY::preinstall( $pkg, $ver ) or next if defined &MY::preinstall; |
377 | |
378 | my $success; |
379 | my $obj = $modtree->{$pkg}; |
380 | |
381 | if ( $obj and defined( _version_check( $obj->{version}, $ver ) ) ) { |
382 | my $pathname = $pkg; |
383 | $pathname =~ s/::/\\W/; |
384 | |
385 | foreach my $inc ( grep { m/$pathname.pm/i } keys(%INC) ) { |
386 | delete $INC{$inc}; |
387 | } |
388 | |
389 | my $rv = $cp->install( modules => [ $obj->{module} ] ); |
390 | |
391 | if ( $rv and ( $rv->{ $obj->{module} } or $rv->{ok} ) ) { |
392 | print "*** $pkg successfully installed.\n"; |
393 | $success = 1; |
394 | } else { |
395 | print "*** $pkg installation cancelled.\n"; |
396 | $success = 0; |
397 | } |
398 | |
399 | $installed += $success; |
400 | } else { |
401 | print << "."; |
402 | *** Could not find a version $ver or above for $pkg; skipping. |
403 | . |
404 | } |
405 | |
406 | MY::postinstall( $pkg, $ver, $success ) if defined &MY::postinstall; |
407 | } |
408 | |
409 | return $installed; |
410 | } |
411 | |
412 | sub _cpanplus_config { |
413 | my @config = (); |
414 | while ( @_ ) { |
415 | my ($key, $value) = (shift(), shift()); |
416 | if ( $key eq 'prerequisites_policy' ) { |
417 | if ( $value eq 'follow' ) { |
418 | $value = CPANPLUS::Internals::Constants::PREREQ_INSTALL(); |
419 | } elsif ( $value eq 'ask' ) { |
420 | $value = CPANPLUS::Internals::Constants::PREREQ_ASK(); |
421 | } elsif ( $value eq 'ignore' ) { |
422 | $value = CPANPLUS::Internals::Constants::PREREQ_IGNORE(); |
423 | } else { |
424 | die "*** Cannot convert option $key = '$value' to CPANPLUS version.\n"; |
425 | } |
426 | } else { |
427 | die "*** Cannot convert option $key to CPANPLUS version.\n"; |
428 | } |
429 | } |
430 | return @config; |
431 | } |
432 | |
433 | sub _install_cpan { |
434 | my @modules = @{ +shift }; |
435 | my @config = @{ +shift }; |
436 | my $installed = 0; |
437 | my %args; |
438 | |
439 | _load_cpan(); |
440 | require Config; |
441 | |
442 | if (CPAN->VERSION < 1.80) { |
443 | # no "sudo" support, probe for writableness |
444 | return unless _can_write( MM->catfile( $CPAN::Config->{cpan_home}, 'sources' ) ) |
445 | and _can_write( $Config::Config{sitelib} ); |
446 | } |
447 | |
448 | # if we're root, set UNINST=1 to avoid trouble unless user asked for it. |
449 | my $makeflags = $CPAN::Config->{make_install_arg} || ''; |
450 | $CPAN::Config->{make_install_arg} = |
451 | join( ' ', split( ' ', $makeflags ), 'UNINST=1' ) |
452 | if ( $makeflags !~ /\bUNINST\b/ and eval qq{ $> eq '0' } ); |
453 | |
454 | # don't show start-up info |
455 | $CPAN::Config->{inhibit_startup_message} = 1; |
456 | |
457 | # set additional options |
458 | while ( my ( $opt, $arg ) = splice( @config, 0, 2 ) ) { |
459 | ( $args{$opt} = $arg, next ) |
460 | if $opt =~ /^force$/; # pseudo-option |
461 | $CPAN::Config->{$opt} = $arg; |
462 | } |
463 | |
464 | local $CPAN::Config->{prerequisites_policy} = 'follow'; |
465 | |
466 | while ( my ( $pkg, $ver ) = splice( @modules, 0, 2 ) ) { |
467 | MY::preinstall( $pkg, $ver ) or next if defined &MY::preinstall; |
468 | |
469 | print "*** Installing $pkg...\n"; |
470 | |
471 | my $obj = CPAN::Shell->expand( Module => $pkg ); |
472 | my $success = 0; |
473 | |
474 | if ( $obj and defined( _version_check( $obj->cpan_version, $ver ) ) ) { |
475 | my $pathname = $pkg; |
476 | $pathname =~ s/::/\\W/; |
477 | |
478 | foreach my $inc ( grep { m/$pathname.pm/i } keys(%INC) ) { |
479 | delete $INC{$inc}; |
480 | } |
481 | |
482 | my $rv = $args{force} ? CPAN::Shell->force( install => $pkg ) |
483 | : CPAN::Shell->install($pkg); |
484 | $rv ||= eval { |
485 | $CPAN::META->instance( 'CPAN::Distribution', $obj->cpan_file, ) |
486 | ->{install} |
487 | if $CPAN::META; |
488 | }; |
489 | |
490 | if ( $rv eq 'YES' ) { |
491 | print "*** $pkg successfully installed.\n"; |
492 | $success = 1; |
493 | } |
494 | else { |
495 | print "*** $pkg installation failed.\n"; |
496 | $success = 0; |
497 | } |
498 | |
499 | $installed += $success; |
500 | } |
501 | else { |
502 | print << "."; |
503 | *** Could not find a version $ver or above for $pkg; skipping. |
504 | . |
505 | } |
506 | |
507 | MY::postinstall( $pkg, $ver, $success ) if defined &MY::postinstall; |
508 | } |
509 | |
510 | return $installed; |
511 | } |
512 | |
513 | sub _has_cpanplus { |
514 | return ( |
515 | $HasCPANPLUS = ( |
516 | $INC{'CPANPLUS/Config.pm'} |
517 | or _load('CPANPLUS::Shell::Default') |
518 | ) |
519 | ); |
520 | } |
521 | |
522 | # make guesses on whether we're under the CPAN installation directory |
523 | sub _under_cpan { |
524 | require Cwd; |
525 | require File::Spec; |
526 | |
527 | my $cwd = File::Spec->canonpath( Cwd::cwd() ); |
528 | my $cpan = File::Spec->canonpath( $CPAN::Config->{cpan_home} ); |
529 | |
530 | return ( index( $cwd, $cpan ) > -1 ); |
531 | } |
532 | |
533 | sub _update_to { |
534 | my $class = __PACKAGE__; |
535 | my $ver = shift; |
536 | |
537 | return |
538 | if defined( _version_check( _load($class), $ver ) ); # no need to upgrade |
539 | |
540 | if ( |
541 | _prompt( "==> A newer version of $class ($ver) is required. Install?", |
542 | 'y' ) =~ /^[Nn]/ |
543 | ) |
544 | { |
545 | die "*** Please install $class $ver manually.\n"; |
546 | } |
547 | |
548 | print << "."; |
549 | *** Trying to fetch it from CPAN... |
550 | . |
551 | |
552 | # install ourselves |
553 | _load($class) and return $class->import(@_) |
554 | if $class->install( [], $class, $ver ); |
555 | |
556 | print << '.'; exit 1; |
557 | |
558 | *** Cannot bootstrap myself. :-( Installation terminated. |
559 | . |
560 | } |
561 | |
562 | # check if we're connected to some host, using inet_aton |
563 | sub _connected_to { |
564 | my $site = shift; |
565 | |
566 | return ( |
567 | ( _load('Socket') and Socket::inet_aton($site) ) or _prompt( |
568 | qq( |
569 | *** Your host cannot resolve the domain name '$site', which |
570 | probably means the Internet connections are unavailable. |
571 | ==> Should we try to install the required module(s) anyway?), 'n' |
572 | ) =~ /^[Yy]/ |
573 | ); |
574 | } |
575 | |
576 | # check if a directory is writable; may create it on demand |
577 | sub _can_write { |
578 | my $path = shift; |
579 | mkdir( $path, 0755 ) unless -e $path; |
580 | |
581 | return 1 if -w $path; |
582 | |
583 | print << "."; |
584 | *** You are not allowed to write to the directory '$path'; |
585 | the installation may fail due to insufficient permissions. |
586 | . |
587 | |
588 | if ( |
589 | eval '$>' and lc(`sudo -V`) =~ /version/ and _prompt( |
590 | qq( |
591 | ==> Should we try to re-execute the autoinstall process with 'sudo'?), |
592 | ((-t STDIN) ? 'y' : 'n') |
593 | ) =~ /^[Yy]/ |
594 | ) |
595 | { |
596 | |
597 | # try to bootstrap ourselves from sudo |
598 | print << "."; |
599 | *** Trying to re-execute the autoinstall process with 'sudo'... |
600 | . |
601 | my $missing = join( ',', @Missing ); |
602 | my $config = join( ',', |
603 | UNIVERSAL::isa( $Config, 'HASH' ) ? %{$Config} : @{$Config} ) |
604 | if $Config; |
605 | |
606 | return |
607 | unless system( 'sudo', $^X, $0, "--config=$config", |
608 | "--installdeps=$missing" ); |
609 | |
610 | print << "."; |
611 | *** The 'sudo' command exited with error! Resuming... |
612 | . |
613 | } |
614 | |
615 | return _prompt( |
616 | qq( |
617 | ==> Should we try to install the required module(s) anyway?), 'n' |
618 | ) =~ /^[Yy]/; |
619 | } |
620 | |
621 | # load a module and return the version it reports |
622 | sub _load { |
623 | my $mod = pop; # class/instance doesn't matter |
624 | my $file = $mod; |
625 | |
626 | $file =~ s|::|/|g; |
627 | $file .= '.pm'; |
628 | |
629 | local $@; |
630 | return eval { require $file; $mod->VERSION } || ( $@ ? undef: 0 ); |
631 | } |
632 | |
633 | # Load CPAN.pm and it's configuration |
634 | sub _load_cpan { |
635 | return if $CPAN::VERSION; |
636 | require CPAN; |
637 | if ( $CPAN::HandleConfig::VERSION ) { |
638 | # Newer versions of CPAN have a HandleConfig module |
639 | CPAN::HandleConfig->load; |
640 | } else { |
641 | # Older versions had the load method in Config directly |
642 | CPAN::Config->load; |
643 | } |
644 | } |
645 | |
646 | # compare two versions, either use Sort::Versions or plain comparison |
647 | sub _version_check { |
648 | my ( $cur, $min ) = @_; |
649 | return unless defined $cur; |
650 | |
651 | $cur =~ s/\s+$//; |
652 | |
653 | # check for version numbers that are not in decimal format |
654 | if ( ref($cur) or ref($min) or $cur =~ /v|\..*\./ or $min =~ /v|\..*\./ ) { |
655 | if ( ( $version::VERSION or defined( _load('version') )) and |
656 | version->can('new') |
657 | ) { |
658 | |
659 | # use version.pm if it is installed. |
660 | return ( |
661 | ( version->new($cur) >= version->new($min) ) ? $cur : undef ); |
662 | } |
663 | elsif ( $Sort::Versions::VERSION or defined( _load('Sort::Versions') ) ) |
664 | { |
665 | |
666 | # use Sort::Versions as the sorting algorithm for a.b.c versions |
667 | return ( ( Sort::Versions::versioncmp( $cur, $min ) != -1 ) |
668 | ? $cur |
669 | : undef ); |
670 | } |
671 | |
672 | warn "Cannot reliably compare non-decimal formatted versions.\n" |
673 | . "Please install version.pm or Sort::Versions.\n"; |
674 | } |
675 | |
676 | # plain comparison |
677 | local $^W = 0; # shuts off 'not numeric' bugs |
678 | return ( $cur >= $min ? $cur : undef ); |
679 | } |
680 | |
681 | # nothing; this usage is deprecated. |
682 | sub main::PREREQ_PM { return {}; } |
683 | |
684 | sub _make_args { |
685 | my %args = @_; |
686 | |
687 | $args{PREREQ_PM} = { %{ $args{PREREQ_PM} || {} }, @Existing, @Missing } |
688 | if $UnderCPAN or $TestOnly; |
689 | |
690 | if ( $args{EXE_FILES} and -e 'MANIFEST' ) { |
691 | require ExtUtils::Manifest; |
692 | my $manifest = ExtUtils::Manifest::maniread('MANIFEST'); |
693 | |
694 | $args{EXE_FILES} = |
695 | [ grep { exists $manifest->{$_} } @{ $args{EXE_FILES} } ]; |
696 | } |
697 | |
698 | $args{test}{TESTS} ||= 't/*.t'; |
699 | $args{test}{TESTS} = join( ' ', |
700 | grep { !exists( $DisabledTests{$_} ) } |
701 | map { glob($_) } split( /\s+/, $args{test}{TESTS} ) ); |
702 | |
703 | my $missing = join( ',', @Missing ); |
704 | my $config = |
705 | join( ',', UNIVERSAL::isa( $Config, 'HASH' ) ? %{$Config} : @{$Config} ) |
706 | if $Config; |
707 | |
708 | $PostambleActions = ( |
709 | $missing |
710 | ? "\$(PERL) $0 --config=$config --installdeps=$missing" |
711 | : "\$(NOECHO) \$(NOOP)" |
712 | ); |
713 | |
714 | return %args; |
715 | } |
716 | |
717 | # a wrapper to ExtUtils::MakeMaker::WriteMakefile |
718 | sub Write { |
719 | require Carp; |
720 | Carp::croak "WriteMakefile: Need even number of args" if @_ % 2; |
721 | |
722 | if ($CheckOnly) { |
723 | print << "."; |
724 | *** Makefile not written in check-only mode. |
725 | . |
726 | return; |
727 | } |
728 | |
729 | my %args = _make_args(@_); |
730 | |
731 | no strict 'refs'; |
732 | |
733 | $PostambleUsed = 0; |
734 | local *MY::postamble = \&postamble unless defined &MY::postamble; |
735 | ExtUtils::MakeMaker::WriteMakefile(%args); |
736 | |
737 | print << "." unless $PostambleUsed; |
738 | *** WARNING: Makefile written with customized MY::postamble() without |
739 | including contents from Module::AutoInstall::postamble() -- |
740 | auto installation features disabled. Please contact the author. |
741 | . |
742 | |
743 | return 1; |
744 | } |
745 | |
746 | sub postamble { |
747 | $PostambleUsed = 1; |
748 | |
749 | return << "."; |
750 | |
751 | config :: installdeps |
752 | \t\$(NOECHO) \$(NOOP) |
753 | |
754 | checkdeps :: |
755 | \t\$(PERL) $0 --checkdeps |
756 | |
757 | installdeps :: |
758 | \t$PostambleActions |
759 | |
760 | . |
761 | |
762 | } |
763 | |
764 | 1; |
765 | |
766 | __END__ |
767 | |
768 | #line 1003 |