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# Makefile.PL - Makefile generator
#
# Copyright (C) 2016 Libiquity LLC
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
use strict;
use warnings;
use ExtUtils::MakeMaker;
my %mm_args;
sub parse_use
{
my ($file) = @_;
my $fh;
my $line;
my $prereqs = {};
open($fh, "<", $file);
while ($line = readline($fh)) {
chomp($line);
if ($line =~ s|^use ([A-Z][A-Za-z0-9_:]*) *.*;$|$1|) {
if ($line =~ m/^Math::FastPPDecimal/) {
} else {
%$prereqs = (%$prereqs, $line => 0);
}
}
}
close($fh);
return $prereqs;
}
sub find_prereqs
{
my ($file_pattern) = @_;
my $manifest_fh;
my $file;
my $prereqs = {};
open($manifest_fh, "<", "MANIFEST");
while ($file = readline($manifest_fh)) {
chomp($file);
if ($file =~ $file_pattern) {
$file = parse_use($file);
%$prereqs = (%$prereqs, %$file);
}
}
close($manifest_fh);
return $prereqs;
}
%mm_args = (
"NAME" => "Math::Decimal::FastPP",
"VERSION" => "0.001",
"AUTHOR" => "Patrick McDermott <patrick.mcdermott\@libiquity.com>",
"LICENSE" => "gpl_3",
"CONFIGURE_REQUIRES" => {
"ExtUtils::MakeMaker" => 0,
},
"PREREQ_PM" => find_prereqs(qr{^(bin|lib)/}),
);
if (eval {ExtUtils::MakeMaker->VERSION("6.46");}) {
$mm_args{"META_MERGE"} = {
"meta-spec" => { version => 2 },
"resources" => {
"homepage" => "http://www.pehjota.net/projects/decmath/",
"repository" => {
"type" => "git",
"url" => "git://git.pehjota.net/decmath/Math-Decimal-FastPP.git",
"web" => "http://git.pehjota.net/decmath/Math-Decimal-FastPP.git/",
},
},
};
}
if (eval {ExtUtils::MakeMaker->VERSION("6.64");}) {
# 6.64 <= MM
$mm_args{"TEST_REQUIRES"} = find_prereqs(qr{^t/});
} elsif (eval {ExtUtils::MakeMaker->VERSION("6.5503");}) {
# 6.5503 <= MM < 6.64
$mm_args{"BUILD_REQUIRES"} = find_prereqs(qr{^t/});
} else {
# MM < 6.5503
$mm_args{"PREREQ_PM"} = {
$mm_args{"PREREQ_PM"},
find_prereqs(qr{^t/}),
};
}
WriteMakefile(
%mm_args
);
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