* apt-pkg/deb/dpkgpm.cc:

  - create Dir::Log if needed to support /var/log as tmpfs or similar,
    inspired by Thomas Bechtold, thanks! (Closes: #523919, LP: #220239)

Easily done by moving a private method from pkgAcquire into the public
area of fileutl.cc to be able to use it also in here

5 files changed, 32 insertions, 30 deletions

diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index 63825da93..6ec557397 100644
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -93,27 +93,6 @@ bool pkgAcquire::Setup(pkgAcquireStatus *Progress, string const &Lock)
    return true;
 }
 									/*}}}*/
-// Acquire::CheckDirectory - ensure that the given directory exists	/*{{{*/
-// ---------------------------------------------------------------------
-/* a small wrapper around CreateDirectory to check if it exists and to
-   remove the trailing "/apt/" from the parent directory if needed */
-bool pkgAcquire::CheckDirectory(string const &Parent, string const &Path) const
-{
-   if (DirectoryExists(Path) == true)
-      return true;
-
-   size_t const len = Parent.size();
-   if (len > 5 && Parent.find("/apt/", len - 6, 5) == len - 5)
-   {
-      if (CreateDirectory(Parent.substr(0,len-5), Path) == true)
-	 return true;
-   }
-   else if (CreateDirectory(Parent, Path) == true)
-      return true;
-
-   return false;
-}
-									/*}}}*/
 // Acquire::~pkgAcquire	- Destructor					/*{{{*/
 // ---------------------------------------------------------------------
 /* Free our memory, clean up the queues (destroy the workers) */
diff --git a/apt-pkg/acquire.h b/apt-pkg/acquire.h
index 82be8b843..e3a4435b8 100644
--- a/apt-pkg/acquire.h
+++ b/apt-pkg/acquire.h
@@ -362,14 +362,6 @@ class pkgAcquire
    private:
    /** \brief FD of the Lock file we acquire in Setup (if any) */
    int LockFD;
-
-   /** \brief Ensure the existence of the given Path
-    *
-    *  \param Parent directory of the Path directory - a trailing
-    *  /apt/ will be removed before CreateDirectory call.
-    *  \param Path which should exist after (successful) call
-    */
-   bool CheckDirectory(string const &Parent, string const &Path) const;
 };
 
 /** \brief Represents a single download source from which an item
diff --git a/apt-pkg/contrib/fileutl.cc b/apt-pkg/contrib/fileutl.cc
index 2b73d1424..94d994e8b 100644
--- a/apt-pkg/contrib/fileutl.cc
+++ b/apt-pkg/contrib/fileutl.cc
@@ -251,6 +251,27 @@ bool CreateDirectory(string const &Parent, string const &Path)
    return true;
 }
 									/*}}}*/
+// CheckDirectory - ensure that the given directory exists		/*{{{*/
+// ---------------------------------------------------------------------
+/* a small wrapper around CreateDirectory to check if it exists and to
+   remove the trailing "/apt/" from the parent directory if needed */
+bool CheckDirectory(string const &Parent, string const &Path)
+{
+   if (DirectoryExists(Path) == true)
+      return true;
+
+   size_t const len = Parent.size();
+   if (len > 5 && Parent.find("/apt/", len - 6, 5) == len - 5)
+   {
+      if (CreateDirectory(Parent.substr(0,len-5), Path) == true)
+	 return true;
+   }
+   else if (CreateDirectory(Parent, Path) == true)
+      return true;
+
+   return false;
+}
+									/*}}}*/
 // GetListOfFilesInDir - returns a vector of files in the given dir	/*{{{*/
 // ---------------------------------------------------------------------
 /* If an extension is given only files with this extension are included
diff --git a/apt-pkg/contrib/fileutl.h b/apt-pkg/contrib/fileutl.h
index cb4655798..f79c9032f 100644
--- a/apt-pkg/contrib/fileutl.h
+++ b/apt-pkg/contrib/fileutl.h
@@ -94,6 +94,15 @@ int GetLock(string File,bool Errors = true);
 bool FileExists(string File);
 bool DirectoryExists(string const &Path) __attrib_const;
 bool CreateDirectory(string const &Parent, string const &Path);
+
+/** \brief Ensure the existence of the given Path
+ *
+ *  \param Parent directory of the Path directory - a trailing
+ *  /apt/ will be removed before CreateDirectory call.
+ *  \param Path which should exist after (successful) call
+ */
+bool CheckDirectory(string const &Parent, string const &Path);
+
 std::vector<string> GetListOfFilesInDir(string const &Dir, string const &Ext,
 					bool const &SortList, bool const &AllowNoExt=false);
 std::vector<string> GetListOfFilesInDir(string const &Dir, std::vector<string> const &Ext,
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index 5530ef129..d3c432ce1 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -641,7 +641,8 @@ void pkgDPkgPM::WriteHistoryTag(string const &tag, string value)
 bool pkgDPkgPM::OpenLog()
 {
    string const logdir = _config->FindDir("Dir::Log");
-   if(not FileExists(logdir))
+   if(CheckDirectory(logdir, logdir) == false)
+      // FIXME: use a better string after freeze
       return _error->Error(_("Directory '%s' missing"), logdir.c_str());
 
    // get current time