From 05219fcc7bb0959289a883db89f3e26e9adb6f45 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=B4me=20Quelin?= <jquelin@mandriva.org>
Date: Wed, 10 Feb 2010 10:52:14 +0000
Subject: new script: perl.req-from-meta

---
 Makefile.am        |  1 +
 perl.req-from-meta | 33 +++++++++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100755 perl.req-from-meta

diff --git a/Makefile.am b/Makefile.am
index 0116577..4ea55e1 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -36,6 +36,7 @@ pkg_scripts = \
 		   kmod.prov \
 		   perl.prov \
 		   perl.req \
+		   perl.req-from-meta \
 		   php.prov \
 		   php.req \
 		   pkgconfigdeps.sh
diff --git a/perl.req-from-meta b/perl.req-from-meta
new file mode 100755
index 0000000..fdc149d
--- /dev/null
+++ b/perl.req-from-meta
@@ -0,0 +1,33 @@
+#!/usr/bin/perl
+
+use strict;
+use warnings;
+
+use JSON qw{ from_json };
+use YAML qw{ Load      };
+
+# slurp the file
+my $path = shift;
+open my $fh, '<', $path or die "can't open $path: $!";
+my $data = do { local $/; <$fh> };
+close $fh;
+
+# parse meta - either yaml or json
+my $meta = $path =~ /\.yml$/
+    ? Load( $data )
+    : from_json( $data );
+
+# dump the requires with their version
+my $requires = $meta->{requires};
+foreach my $module ( sort keys %$requires ) {
+    next if $module eq 'perl'; # minimum perl version
+    my $version = $requires->{$module};
+    if ( $version == 0 ) {
+        print "perl($module)\n";
+    } else {
+        my $v = qx{ rpm --eval '%perl_convert_version $version' };
+        print "perl($module) >= $v";
+    }
+}
+
+exit;
-- 
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