radiant/vfs: do not load enginepath twice

Do not load engine path twice when the home path and the engine path is the same,
This happens when a game does not have home path.

Also rework a bit that code, and prints useful information on console.

diff --git a/radiant/qe3.cpp b/radiant/qe3.cpp
index bc1b6ed8a63f2363cbfe9604ca4b9bb488fb139b..e5881bb0717a3679c620bdc5d3efbdaf3498c3a0 100644 (file)
--- a/radiant/qe3.cpp
+++ b/radiant/qe3.cpp
@@ -79,44 +79,58 @@ void QE_InitVFS(){
        // we need to call in order, the mod ones first, then the base ones .. they will be searched in this order
        // *nix systems have a dual filesystem in ~/.q3a, which is searched first .. so we need to add that too
 
-       const char* gamename = gamename_get();
+       const char* enginepath = EnginePath_get();
+       const char* homepath = g_qeglobals.m_userEnginePath.c_str(); // returns enginepath if not homepath is not set
+
        const char* basegame = basegame_get();
-       const char* userRoot = g_qeglobals.m_userEnginePath.c_str();
-       const char* globalRoot = EnginePath_get();
+       const char* gamename = gamename_get(); // returns basegame if gamename is not set
 
        // editor builtin VFS
        StringOutputStream editorGamePath( 256 );
        editorGamePath << GlobalRadiant().getDataPath() << DEFAULT_EDITORVFS_DIRNAME;
        GlobalFileSystem().initDirectory( editorGamePath.c_str() );
 
+       globalOutputStream() << "engine path: " << enginepath << "\n";
+       globalOutputStream() << "home path: " << homepath << "\n";
+       globalOutputStream() << "base game: " << basegame << "\n";
+       globalOutputStream() << "game name: " << gamename << "\n";
+
        // if we have a mod dir
        if ( !string_equal( gamename, basegame ) ) {
-               // ~/.<gameprefix>/<fs_game>
-               if ( userRoot && !g_disableHomePath ) {
-                       StringOutputStream userGamePath( 256 );
-                       userGamePath << userRoot << gamename << '/';
-                       GlobalFileSystem().initDirectory( userGamePath.c_str() );
+               // if we have a home dir
+               if ( !string_equal( homepath, enginepath ) )
+               {
+                       // ~/.<gameprefix>/<fs_game>
+                       if ( homepath && !g_disableHomePath ) {
+                               StringOutputStream userGamePath( 256 );
+                               userGamePath << homepath << gamename << '/';
+                               GlobalFileSystem().initDirectory( userGamePath.c_str() );
+                       }
                }
 
                // <fs_basepath>/<fs_game>
                if ( !g_disableEnginePath ) {
                        StringOutputStream globalGamePath( 256 );
-                       globalGamePath << globalRoot << gamename << '/';
+                       globalGamePath << enginepath << gamename << '/';
                        GlobalFileSystem().initDirectory( globalGamePath.c_str() );
                }
        }
 
-       // ~/.<gameprefix>/<fs_main>
-       if ( userRoot && !g_disableHomePath ) {
-               StringOutputStream userBasePath( 256 );
-               userBasePath << userRoot << basegame << '/';
-               GlobalFileSystem().initDirectory( userBasePath.c_str() );
+       // if we have a home dir
+       if ( !string_equal( homepath, enginepath ) )
+       {
+               // ~/.<gameprefix>/<fs_main>
+               if ( homepath && !g_disableHomePath ) {
+                       StringOutputStream userBasePath( 256 );
+                       userBasePath << homepath << basegame << '/';
+                       GlobalFileSystem().initDirectory( userBasePath.c_str() );
+               }
        }
 
        // <fs_basepath>/<fs_main>
        if ( !g_disableEnginePath ) {
                StringOutputStream globalBasePath( 256 );
-               globalBasePath << globalRoot << basegame << '/';
+               globalBasePath << enginepath << basegame << '/';
                GlobalFileSystem().initDirectory( globalBasePath.c_str() );
        }