+ if ( strcmp( path, "." ) == 0 ) {
+ /* -fs_homebase . means that -fs_home is to be used as is */
+ strcpy( temp, homePath );
+ }
+ else {
+ char *tempHomePath;
+ tempHomePath = homePath;
+
+ /* homePath is . on Windows if not user supplied */
+
+ #if GDEF_OS_MACOS
+ /*
+ use ${HOME}/Library/Application as ${HOME}
+ if home path is not user supplied
+ and strip the leading dot from prefix in any case
+
+ basically it produces
+ ${HOME}/Library/Application/unvanquished
+ /user/supplied/home/path/unvanquished
+ */
+ tempHomePath = macLibraryApplicationSupportPath;
+ path = path + 1;
+ #elif GDEF_OS_XDG
+ /*
+ on Linux, check if game uses ${XDG_DATA_HOME}/prefix instead of ${HOME}/.prefix
+ if yes and home path is not user supplied
+ use XDG_DATA_HOME instead of HOME
+ and strip the leading dot
+
+ basically it produces
+ ${XDG_DATA_HOME}/unvanquished
+ /user/supplied/home/path/unvanquished
+
+ or
+ ${HOME}/.q3a
+ /user/supplied/home/path/.q3a
+ */
+
+ sprintf( temp, "%s/%s", xdgDataHomePath, ( path + 1 ) );
+ if ( access( temp, X_OK ) == 0 ) {
+ if ( customHomePath == qfalse ) {
+ tempHomePath = xdgDataHomePath;
+ }
+ path = path + 1;
+ }
+ #endif // GDEF_OS_XDG
+
+ /* concatenate home dir and path */
+ sprintf( temp, "%s/%s", tempHomePath, path );
+ }
+