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GOptionContext: Don't crash without main group

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This was introduced in 126c685f4a and caused e.g. gdbus
to crash when called without arguments.

https://bugzilla.gnome.org/show_bug.cgi?id=752210
This commit is contained in:
Matthias Clasen 2015-07-27 07:52:27 -04:00
parent 17871e6881
commit 08a3f3f3d2
1 changed files with 2 additions and 2 deletions
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4
glib/goption.c
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@ -854,9 +854,9 @@ g_option_context_get_help (GOptionContext *context,
} }
} }
g_string_append_printf (string, "%s\n %s", _("Usage:"), g_get_prgname()); g_string_append_printf (string, "%s\n %s", _("Usage:"), g_get_prgname ());
if (context->help_enabled || if (context->help_enabled ||
context->main_group->n_entries > 0 || (context->main_group && context->main_group->n_entries > 0) ||
context->groups != NULL) context->groups != NULL)
g_string_append_printf (string, " %s", _("[OPTION...]")); g_string_append_printf (string, " %s", _("[OPTION...]"));