test if the path exists before telling the script that this file need…

…s to be loaded. This fixes the bug where software with the same name exists in two different modulepaths

src/rsmodules.rs

@@ -447,7 +447,11 @@ fn module_action(rsmod: &mut Rsmodule, action: &str) {
                             if found && module.0.starts_with(mdl) && module.1 == 1 {
                                 selected_module = module.0.as_ref();
                                 let testpath = format!("{}/{}", modulepath, module.0);
-                                modulefile = PathBuf::from(&testpath);
+                                // if a modulefile is already found, don't overwrite it with a
+                                // possible non existing file
+                                if Path::new(&testpath).exists() && Path::new(&testpath).is_file() {
+                                    modulefile = PathBuf::from(&testpath);
+                                }
 
                                 break 'outer;
                             }
@@ -460,8 +464,11 @@ fn module_action(rsmod: &mut Rsmodule, action: &str) {
                                 selected_module = module.0.as_ref();
                                 found = true;
                                 let testpath = format!("{}/{}", modulepath, module.0);
-                                modulefile = PathBuf::from(&testpath);
-
+                                // if a modulefile is already found, don't overwrite it with a
+                                // possible non existing file
+                                if Path::new(&testpath).exists() && Path::new(&testpath).is_file() {
+                                    modulefile = PathBuf::from(&testpath);
+                                }
                                 // don't break out of the outer loop, their might be a module
                                 // file marked as D
                                 //break 'outer;
@@ -515,7 +522,6 @@ fn module_action(rsmod: &mut Rsmodule, action: &str) {
         }
 
         // finaly load|unload|info the module
-
         output(format!("# {} {}\n", action, selected_module));
         run_modulefile(&modulefile, rsmod, selected_module, action);