stat(path) before trying to launch a nro (#129)

common/language.c

@@ -133,6 +133,12 @@ const char* const g_strings[StrId_Max][17] =
         STR_ZH_HANT("開啓檔案失敗:\n%s"),
     },
 
+    [StrId_NroNotFound] =
+    {
+        STR_EN("Could not find executable: %s"),
+        STR_FR("Impossible trouver l'exécutable : %s"),
+    },
+
     [StrId_NoAppsFound_Title] =
     {
         STR_EN("No applications found"),

common/language.h

@@ -11,6 +11,7 @@ typedef enum
     StrId_DefaultPublisher,
     StrId_IOError,
     StrId_CouldNotOpenFile,
+    StrId_NroNotFound,
 
     StrId_NoAppsFound_Title,
     StrId_NoAppsFound_Msg,

nx_main/loaders/builtin.c

@@ -68,6 +68,16 @@ static void launchFile(const char* path, argData_s* args)
 
     init_args(argBuf, sizeof(argBuf)-1, args->buf, sizeof(args->buf));
 
+    struct stat st;
+
+    if (stat(path, &st) == -1) {
+        memset(msg, 0, sizeof(msg));
+        snprintf(msg, sizeof(msg)-1, textGetString(StrId_NroNotFound), path);
+
+        menuCreateMsgBox(780, 300, msg);
+        menuScan(".");
+    }
+    else {
         Result rc = envSetNextLoad(path, argBuf);
         if(R_FAILED(rc)) {
             memset(msg, 0, sizeof(msg));
@@ -79,6 +89,7 @@ static void launchFile(const char* path, argData_s* args)
             uiExitLoop();
         }
     }
+}
 
 const loaderFuncs_s loader_builtin =
 {