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#!/Users/juster/perl5/perlbrew/perls/perl-5.14.1/bin/perl
use warnings 'FATAL' => 'all';
use strict;
use Text::Wrap qw(wrap);
my %ACTIONS_OF = ('MM',
{ 'build' => [ q{/usr/bin/perl Makefile.PL}, q{make} ],
'check' => [ q{make test} ],
'package' => [ q{make DESTDIR="$pkgdir" install} ]
},
'MB',
{ 'build' => [ q{/usr/bin/perl Build.PL}, q{./Build} ],
'check' => [ q{./Build test} ],
'package' => [ q{./Build install} ]
} );
my $PBBEG = <<'END_BEG';
# Maintainer : {: packager :}
# Generator : pbjam {: pbjver :}
pkgname={: pkgname :}
pkgver={: pkgver :}
pkgrel={: pkgrel :}
pkgdesc={: pkgdesc :}
arch=({: arch :})
license=(PerlArtistic GPL)
options=('!emptydirs')
depends=({: depends :})
makedepends=({: makedepends :})
url={: url :}
source=({: source :})
md5sums=({: md5sums :})
sha512sums=({: sha512sums :})
_distdir="${srcdir}/{: distdir :}"
END_BEG
my %FUNCFMTS;
$FUNCFMTS{'build'} = <<'END_FMT';
build() {
( export PERL_MM_USE_DEFAULT=1 PERL5LIB="" \
PERL_AUTOINSTALL=--skipdeps \
PERL_MM_OPT="INSTALLDIRS=vendor DESTDIR='$pkgdir'" \
PERL_MB_OPT="--installdirs vendor --destdir '$pkgdir'" \
MODULEBUILDRC=/dev/null
cd "$_distdir"
%s
)
}
END_FMT
$FUNCFMTS{'check'} = <<'END_FMT';
check() {
( export PERL_MM_USE_DEFAULT=1 PERL5LIB=""
cd "$_distdir"
%s
)
}
END_FMT
$FUNCFMTS{'package'} = <<'END_FMT';
package() {
cd "$_distdir"
%s
find "$pkgdir" -name .packlist -o -name perllocal.pod -delete
}
END_FMT
my $PBEND = <<'END_END';
# Local Variables:
# mode: shell-script
# sh-basic-offset: 2
# End:
# vim:set ts=2 sw=2 et:
END_END
# Expands one variable into its bash string representation.
sub expandvar
{
my ($pbvars, $name) = @_;
my $val = $pbvars->{$1};
if ($name eq 'pkgdesc') {
$val->[0] =~ s/([\$\"\`])/\\$1/g;
return qq{"$val->[0]"};
}
elsif ($name =~ /depends$/) {
my @deps = map { qq{'$_'} } @$val;
return wrap(q{}, q{ } x (length($name) + 2), @deps);
}
return ($val ? join q{ }, @$val : q{});
}
# Expand variables used in the template text.
sub expandvars
{
my ($tmpl, $pbvars) = @_;
my $txt = $tmpl;
$txt =~ s/ {: \s* (\w+) \s* :} /expandvar($pbvars, $1)/gex;
return $txt;
}
# Convert actions array into lines of bash to insert into template.
sub bashify
{
my (@lines) = @_;
# use Data::Dump qw(dump);
# print STDERR dump($lines), "\n";
my $txt = join qq{\n}, map { s/^/ /gm; $_ } @lines;
return $txt
}
sub printpb
{
my ($btype, $pbvars) = @_;
my $acts = $ACTIONS_OF{$btype}
or die "$0: unknown build type ($btype)\n";
print expandvars($PBBEG, $pbvars), "\n";
for my $func (qw/build check package/) {
printf $FUNCFMTS{$func}, bashify(@{$acts->{$func}});
print "\n";
}
print $PBEND;
}
sub readvars
{
my %pbvars;
my $name;
local $/ = ""; # split records on empty lines
while (<STDIN>) {
my ($name, @vals) = split /\n/;
$pbvars{$name} = \@vals;
}
return \%pbvars;
}
my $type = shift or die qq{$0: please provide "MM" or "MB" as argument\n};
my $vars = readvars();
printpb($type, $vars);
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