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authorMichael Vogt <michael.vogt@ubuntu.com>2013-03-01 12:48:07 +0100
committerMichael Vogt <michael.vogt@ubuntu.com>2013-03-01 12:48:07 +0100
commitde077baba2dd7e287dcef6e9a856039c5852d437 (patch)
treed95b3494c9d15fa1e8e316c54455aab67e4b81d8 /apt-pkg/depcache.cc
parent0597dcd8fa8f933d8bf0d7fbea395408bf3b7e5d (diff)
parent9bfd7b57d82285fd99ae1ae6147c22af15fdbea0 (diff)
merged lp:~donkult/apt/sid
Diffstat (limited to 'apt-pkg/depcache.cc')
-rw-r--r--apt-pkg/depcache.cc31
1 files changed, 31 insertions, 0 deletions
diff --git a/apt-pkg/depcache.cc b/apt-pkg/depcache.cc
index 2ec346f0b..a48cd8b0c 100644
--- a/apt-pkg/depcache.cc
+++ b/apt-pkg/depcache.cc
@@ -951,6 +951,37 @@ struct CompareProviders {
{
pkgCache::PkgIterator const A = AV.ParentPkg();
pkgCache::PkgIterator const B = BV.ParentPkg();
+ // Prefer MA:same packages if other architectures for it are installed
+ if ((AV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same ||
+ (BV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ {
+ bool instA = false;
+ if ((AV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ {
+ pkgCache::GrpIterator Grp = A.Group();
+ for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+ if (P->CurrentVer != 0)
+ {
+ instA = true;
+ break;
+ }
+ }
+ bool instB = false;
+ if ((BV->MultiArch & pkgCache::Version::Same) == pkgCache::Version::Same)
+ {
+ pkgCache::GrpIterator Grp = B.Group();
+ for (pkgCache::PkgIterator P = Grp.PackageList(); P.end() == false; P = Grp.NextPkg(P))
+ {
+ if (P->CurrentVer != 0)
+ {
+ instB = true;
+ break;
+ }
+ }
+ }
+ if (instA != instB)
+ return instA == false;
+ }
// Prefer packages in the same group as the target; e.g. foo:i386, foo:amd64
if (A->Group != B->Group)
{