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authorMichael Vogt <michael.vogt@ubuntu.com>2011-02-08 10:25:47 +0100
committerMichael Vogt <michael.vogt@ubuntu.com>2011-02-08 10:25:47 +0100
commit4c6cf49317769725fee34a132c52ec1fe076b8b5 (patch)
tree1394a74a187ce61982c6c8649721de2f543459a1 /apt-pkg/policy.cc
parent931dcf2f960c6a2b117ab3cc847ce51c04e2140c (diff)
parent3eb9e257855d83d0486d7a5fa7cc5e2edebb6aaa (diff)
merged from lp:~donkult/apt/sid
Diffstat (limited to 'apt-pkg/policy.cc')
-rw-r--r--apt-pkg/policy.cc4
1 files changed, 3 insertions, 1 deletions
diff --git a/apt-pkg/policy.cc b/apt-pkg/policy.cc
index 4f9d56775..5427271b6 100644
--- a/apt-pkg/policy.cc
+++ b/apt-pkg/policy.cc
@@ -45,6 +45,8 @@ using namespace std;
file matches the V0 policy engine. */
pkgPolicy::pkgPolicy(pkgCache *Owner) : Pins(0), PFPriority(0), Cache(Owner)
{
+ if (Owner == 0 || &(Owner->Head()) == 0)
+ return;
PFPriority = new signed short[Owner->Head().PackageFileCount];
Pins = new Pin[Owner->Head().PackageCount];
@@ -328,7 +330,7 @@ bool ReadPinFile(pkgPolicy &Plcy,string File)
if (File.empty() == true)
File = _config->FindFile("Dir::Etc::Preferences");
- if (FileExists(File) == false)
+ if (RealFileExists(File) == false)
return true;
FileFd Fd(File,FileFd::ReadOnly);