added getuserdirectory

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@444 8ced0084-cf51-0410-be5f-012b33b47a6e

Source/Core/Common/Src/FileUtil.cpp

@@ -5,6 +5,7 @@
 #else
 #include <sys/stat.h>
 #include <errno.h>
+#include <stdlib.h>
 #endif
 
 bool File::Exists(const std::string &filename)
@@ -24,7 +25,10 @@ bool File::IsDirectory(const std::string &filename) {
 #else
         struct stat file_info;
 	int result = stat(filename.c_str(), &file_info);
-        return S_ISDIR(file_info.st_mode);
+        if (result == 0)
+          return S_ISDIR(file_info.st_mode);
+        else 
+          return false;
 #endif
 }
 
@@ -96,3 +100,15 @@ bool File::CreateDir(const std::string &path)
           
 #endif
 }
+
+std::string GetUserDirectory() {
+#ifdef _WIN32 
+  //TODO #endif
+#else
+  char *dir = getenv("HOME");
+  if (!dir)
+    return std::string("");
+  
+  return dir; 
+#endif
+}

Source/Core/Common/Src/FileUtil.h

@@ -11,6 +11,7 @@ public:
 	static void Explore(const std::string &path);
 	static bool IsDirectory(const std::string &filename);
 	static bool CreateDir(const std::string &filename);
+        static std::string GetUserDirectory();
 };
 
 #endif