Don't die when main icon cannot be loaded

[supertux.git] / src / physfs / physfs_sdl.cpp

diff --git a/src/physfs/physfs_sdl.cpp b/src/physfs/physfs_sdl.cpp
index 5ac1308..9fa1ccd 100644 (file)
--- a/src/physfs/physfs_sdl.cpp
+++ b/src/physfs/physfs_sdl.cpp
@@ -77,6 +77,12 @@ static int funcClose(struct SDL_RWops* context)
 
 SDL_RWops* get_physfs_SDLRWops(const std::string& filename)
 {
+    // check this as PHYSFS seems to be buggy and still returns a
+    // valid pointer in this case
+    if(filename == "") {
+        throw std::runtime_error("Couldn't open file: empty filename");
+    }
+
     PHYSFS_file* file = (PHYSFS_file*) PHYSFS_openRead(filename.c_str());
     if(!file) {
         std::stringstream msg;