110 lines
3.6 KiB
Perl
110 lines
3.6 KiB
Perl
# -*-perl-*-
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# Copyright (c) 2010 The NetBSD Foundation, Inc.
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# All rights reserved.
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#
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# This code is derived from software contributed to The NetBSD Foundation
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# by Roland Illig.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. All advertising materials mentioning features or use of this software
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# must display the following acknowledgement:
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# This product includes software developed by the NetBSD
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# Foundation, Inc. and its contributors.
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# 4. Neither the name of The NetBSD Foundation nor the names of its
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# contributors may be used to endorse or promote products derived
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# from this software without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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# This is a drop-in replacement for the MakeMaker Perl module. Instead
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# of generating a Makefile, it extracts the dependency information for
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# other Perl modules. It is used to simplify the generation of pkgsrc
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# packages for Perl modules.
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package ExtUtils::MakeMaker;
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use strict;
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use warnings;
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use constant conf_pkgsrcdir => '@PKGSRCDIR@';
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BEGIN {
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use Exporter;
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use vars qw(@ISA @EXPORT);
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@ISA = qw(Exporter);
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@EXPORT = qw(WriteMakefile prompt);
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}
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# Finds and returns the category a given package lies in.
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# If the package does not exist, C<undef> is returned.
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# If the package exists more than once, it is unspecified which
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# of the categories is returned.
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sub find_category($) {
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my ($pkg) = @_;
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my ($retval, $pkgsrcdir);
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opendir(D, conf_pkgsrcdir) or die;
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foreach my $cat (readdir(D)) {
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next if ($cat =~ qr"^\.");
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if (-d (conf_pkgsrcdir."/${cat}/${pkg}")) {
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$retval = $cat;
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}
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}
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closedir(D);
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return $retval;
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}
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sub WriteMakefile(%) {
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my (%options) = @_;
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if (exists($options{"PREREQ_PM"})) {
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my $deps = $options{"PREREQ_PM"};
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foreach my $dep (sort(keys(%{$deps}))) {
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my ($ver, $pkgbase, $category);
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$ver = $deps->{$dep};
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($pkgbase = "p5-${dep}") =~ s/::/-/g;
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$category = find_category($pkgbase);
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if (defined($category)) {
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printf("%s>=%s:../../%s/%s\n", $pkgbase, $ver, $category, $pkgbase);
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} else {
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# If the package does not exist but the
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# Perl module can be loaded, assume that
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# no extra dependency is needed. Otherwise fail.
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if (!eval(sprintf("use %s %s; 1;", $dep, $ver))) {
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die("$0: ERROR: No pkgsrc package found for dependency ${dep}>=${ver}.\n$@\n");
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}
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}
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}
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}
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}
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sub prompt(@) {
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my ($message, $default) = @_;
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return $default || "";
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}
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1;
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