display warnings instead of errors if the parts dirs doesn't exist

Parts dirs are /etc/apt/{sources.list,apt.conf,preferences}.d
(in the default setup)

1 files changed, 10 insertions, 1 deletions

diff --git a/apt-pkg/policy.cc b/apt-pkg/policy.cc
index 26d1c17bd..81fdb0431 100644
--- a/apt-pkg/policy.cc
+++ b/apt-pkg/policy.cc
@@ -267,12 +267,21 @@ class PreferenceSection : public pkgTagSection
 									/*}}}*/
 // ReadPinDir - Load the pin files from this dir into a Policy		/*{{{*/
 // ---------------------------------------------------------------------
-/* */
+/* This will load each pin file in the given dir into a Policy. If the
+   given dir is empty the dir set in Dir::Etc::PreferencesParts is used.
+   Note also that this method will issue a warning if the dir does not
+   exists but it will return true in this case! */
 bool ReadPinDir(pkgPolicy &Plcy,string Dir)
 {
    if (Dir.empty() == true)
       Dir = _config->FindDir("Dir::Etc::PreferencesParts");
 
+   if (FileExists(Dir) == false)
+   {
+      _error->WarningE("FileExists",_("Unable to read %s"),Dir.c_str());
+      return true;
+   }
+
    DIR *D = opendir(Dir.c_str());
    if (D == 0)
       return _error->Errno("opendir",_("Unable to read %s"),Dir.c_str());