Revert "remove unused function"

This reverts commit cb3755d. Conflicts: config/depgen.cpp
FlexibleSUSY · Oct 14, 2015 · 3ea77ca · 3ea77ca
1 parent e5db9a6
commit 3ea77ca
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/config/depgen.cpp b/config/depgen.cpp
@@ -25,6 +25,15 @@
 #include <string>
 #include <vector>
 
+/// returns directory from file name
+std::string directory(const std::string& file_name)
+{
+   const std::size_t pos = file_name.find_last_of("/\\");
+   if (pos == std::string::npos)
+      return ".";
+   return file_name.substr(0,pos);
+}
+
 /// checks if given file exists
 bool file_exists(const std::string& name)
 {