[gnome-panel] run-dialog: log warning if g_shell_parse_argv fails

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 777e09ed3516a76a8809f978b8f07e8505e00168
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Sun Mar 8 14:13:01 2020 +0200

    run-dialog: log warning if g_shell_parse_argv fails
    
    CID 1445692.

 gnome-panel/panel-run-dialog.c | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)
---
diff --git a/gnome-panel/panel-run-dialog.c b/gnome-panel/panel-run-dialog.c
index be9c1dd29..cc56525cd 100644
--- a/gnome-panel/panel-run-dialog.c
+++ b/gnome-panel/panel-run-dialog.c
@@ -376,6 +376,7 @@ panel_run_dialog_prepend_terminal_to_vector (int *argc, char ***argv)
        if (terminal) {
                gchar *command_line;
                gchar *exec_flag;
+               GError *error;
 
                exec_flag = g_settings_get_string (settings, "exec-arg");
 
@@ -385,10 +386,11 @@ panel_run_dialog_prepend_terminal_to_vector (int *argc, char ***argv)
                        command_line = g_strdup_printf ("%s %s", terminal,
                                                        exec_flag);
 
-               g_shell_parse_argv (command_line,
-                                   &term_argc,
-                                   &term_argv,
-                                   NULL /* error */);
+               error = NULL;
+               if (!g_shell_parse_argv (command_line, &term_argc, &term_argv, &error)) {
+                       g_warning ("%s", error->message);
+                       g_error_free (error);
+               }
 
                g_free (command_line);
                g_free (exec_flag);