Merge pull request #650 from sobisht/FileExistCheckLinux

Linux: Add a check for file exist when "Show in OS" is clicked

Author: vickramdhawal

appshell/appshell_extensions_gtk.cpp

@@ -723,6 +723,12 @@ int ShowFolderInOSWindow(ExtensionString pathname)
     GError *gerror = NULL;
     gchar *uri = NULL, *parentdir = NULL;
 
+    // Check if file exist in OS
+    struct stat fileStat;
+    if (stat(pathname.c_str(), &fileStat) != 0) {
+        return ERR_NOT_FOUND;
+    }
+
     if (g_file_test(pathname.c_str(), G_FILE_TEST_IS_DIR)) {
         uri = g_filename_to_uri(pathname.c_str(), NULL, NULL);
         if (!gtk_show_uri(NULL, uri, GDK_CURRENT_TIME, &gerror)) {