(packages_providing) sort package ids before returning them

this mean prefering package from first medium when same NEVR exists in
several media, thus prefering 64bit media over 32 bit ones (mga#7524)

complement commit r2909 on Feb 7 2012:
" (find_required_package) really prefer packages from first media, thus
fixing downloading noarch packages from 32 bit repository (mga#1603)"

2 files changed, 4 insertions, 1 deletions

diff --git a/NEWS b/NEWS
index 613d914..2fbfad8 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,6 @@
+- prefer package from first medium when same NEVR exists in several media
+  (thus prefering 64bit media over 32 bit ones) (mga#7524)
+
 Version 4.20 - 3 December 2012
 
 - fix a rare segfault
diff --git a/URPM.pm b/URPM.pm
index 3b6ea63..1929948 100644
--- a/URPM.pm
+++ b/URPM.pm
@@ -32,7 +32,7 @@ sub set_nofatal {
 
 sub packages_providing {
     my ($urpm, $name) = @_;
-    grep { $_ } map { $urpm->{depslist}[$_] } keys %{$urpm->{provides}{$name} || {}};
+    grep { $_ } map { $urpm->{depslist}[$_] } sort { $a <=> $b } keys %{$urpm->{provides}{$name} || {}};
 }
 
 sub packages_obsoleting {