rename the newly public CheckDirectory method to CreateAPTDirectoryIfNeeded

to give a better indication what this method will do if called.

apt-pkg/acquire.cc

@@ -74,12 +74,12 @@ bool pkgAcquire::Setup(pkgAcquireStatus *Progress, string const &Lock)
    string const archivesDir = _config->FindDir("Dir::Cache::Archives");
    string const partialArchivesDir = archivesDir + "partial/";
 
-   if (CheckDirectory(_config->FindDir("Dir::State"), partialListDir) == false &&
-       CheckDirectory(listDir, partialListDir) == false)
+   if (CreateAPTDirectoryIfNeeded(_config->FindDir("Dir::State"), partialListDir) == false &&
+       CreateAPTDirectoryIfNeeded(listDir, partialListDir) == false)
       return _error->Errno("Acquire", _("List directory %spartial is missing."), listDir.c_str());
 
-   if (CheckDirectory(_config->FindDir("Dir::Cache"), partialArchivesDir) == false &&
-       CheckDirectory(archivesDir, partialArchivesDir) == false)
+   if (CreateAPTDirectoryIfNeeded(_config->FindDir("Dir::Cache"), partialArchivesDir) == false &&
+       CreateAPTDirectoryIfNeeded(archivesDir, partialArchivesDir) == false)
       return _error->Errno("Acquire", _("Archives directory %spartial is missing."), archivesDir.c_str());
 
    if (Lock.empty() == true || _config->FindB("Debug::NoLocking", false) == true)

apt-pkg/contrib/fileutl.cc

@@ -251,11 +251,11 @@ bool CreateDirectory(string const &Parent, string const &Path)
    return true;
 }
 									/*}}}*/
-// CheckDirectory - ensure that the given directory exists		/*{{{*/
+// CreateAPTDirectoryIfNeeded - 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)
+bool CreateAPTDirectoryIfNeeded(string const &Parent, string const &Path)
 {
    if (DirectoryExists(Path) == true)
       return true;

apt-pkg/contrib/fileutl.h

@@ -101,7 +101,7 @@ bool CreateDirectory(string const &Parent, string const &Path);
  *  /apt/ will be removed before CreateDirectory call.
  *  \param Path which should exist after (successful) call
  */
-bool CheckDirectory(string const &Parent, string const &Path);
+bool CreateAPTDirectoryIfNeeded(string const &Parent, string const &Path);
 
 std::vector<string> GetListOfFilesInDir(string const &Dir, string const &Ext,
 					bool const &SortList, bool const &AllowNoExt=false);

apt-pkg/deb/dpkgpm.cc

@@ -641,7 +641,7 @@ void pkgDPkgPM::WriteHistoryTag(string const &tag, string value)
 bool pkgDPkgPM::OpenLog()
 {
    string const logdir = _config->FindDir("Dir::Log");
-   if(CheckDirectory(logdir, logdir) == false)
+   if(CreateAPTDirectoryIfNeeded(logdir, logdir) == false)
       // FIXME: use a better string after freeze
       return _error->Error(_("Directory '%s' missing"), logdir.c_str());