fix menu.c build warnings

Fix clang -Wstrict-prototypes warnings

src/common/ignore.c

@@ -271,7 +271,7 @@ ignore_read_next_entry (char *my_cfg, struct ignore *ignore)
 }
 
 void
-ignore_load ()
+ignore_load (void)
 {
 	struct ignore *ignore;
 	struct stat st;
@@ -302,7 +302,7 @@ ignore_load ()
 }
 
 void
-ignore_save ()
+ignore_save (void)
 {
 	char buf[1024];
 	int fh;

src/common/notify.c

@@ -662,7 +662,7 @@ notify_isnotify (struct session *sess, char *name)
 }
 
 void
-notify_cleanup ()
+notify_cleanup (void)
 {
 	GSList *list = notify_list;
 	GSList *nslist, *srvlist;

src/common/proto-irc.c

@@ -1288,6 +1288,11 @@ process_named_msg (session *sess, char *type, char *word[], char *word_eol[],
 					char *user = net && net->user ? net->user : prefs.hex_irc_user_name;
 
 					response = challengeauth_response (user, serv->password, word[5]);
+					if (response == NULL)
+					{
+						PrintTextf (serv->server_session, _("Error building CHALLENGEAUTH for %s"), user);
+						return;
+					}
 
 					tcp_sendf (serv, "PRIVMSG %s :CHALLENGEAUTH %s %s %s\r\n",
 						CHALLENGEAUTH_NICK,

src/common/text.c

@@ -1808,7 +1808,7 @@ pevent_check_all_loaded (void)
 }
 
 void
-load_text_events ()
+load_text_events (void)
 {
 	memset (&pntevts_text, 0, sizeof (char *) * (NUM_XP));
 	memset (&pntevts, 0, sizeof (char *) * (NUM_XP));
@@ -2488,7 +2488,7 @@ sound_load_event (char *evt, char *file)
 }
 
 void
-sound_load ()
+sound_load (void)
 {
 	int fd;
 	char buf[512];
@@ -2521,7 +2521,7 @@ sound_load ()
 }
 
 void
-sound_save ()
+sound_save (void)
 {
 	int fd, i;
 	char buf[512];

src/common/util.c

@@ -1453,7 +1453,7 @@ challengeauth_response (const char *username, const char *password, const char *
 	char *passhash;
 	char *key;
 	char *keyhash;
-	unsigned char *digest;
+	unsigned char digest[SHA256_DIGEST_LENGTH];
 	GString *buf = g_string_new_len (NULL, SHA256_DIGEST_LENGTH * 2);
 
 	user = rfc_strlower (username); /* convert username to lowercase as per the RFC */
@@ -1469,7 +1469,12 @@ challengeauth_response (const char *username, const char *password, const char *
 	keyhash = str_sha256hash (key);
 	g_free (key);
 
-	digest = HMAC (EVP_sha256 (), keyhash, strlen (keyhash), (unsigned char *) challenge, strlen (challenge), NULL, NULL);
+	if (HMAC (EVP_sha256 (), keyhash, strlen (keyhash), (unsigned char *) challenge, strlen (challenge), digest, NULL) == NULL)
+	{
+		g_free (keyhash);
+		g_string_free (buf, TRUE);
+		return NULL;
+	}
 	g_free (keyhash);
 
 	for (i = 0; i < SHA256_DIGEST_LENGTH; i++)

src/fe-gtk/fkeys.c

@@ -426,7 +426,7 @@ key_binding_is_builtin (struct key_binding *kb)
 }
 
 void
-key_init ()
+key_init (void)
 {
 	if (key_load_kbs () == 1)
 	{
@@ -1219,7 +1219,7 @@ key_dialog_load (GtkListStore *store)
 }
 
 void
-key_dialog_show ()
+key_dialog_show (void)
 {
 	GtkWidget *vbox, *box, *pane, *scroll;
 	GtkWidget *view, *xtext, *delete_button;

src/fe-gtk/ignoregui.c

@@ -336,7 +336,7 @@ ignore_stats_entry (GtkWidget * box, char *label, int value)
 }
 
 void
-ignore_gui_open ()
+ignore_gui_open (void)
 {
 	GtkWidget *vbox, *box, *stat_box, *frame;
 	GtkWidget *view;

src/fe-gtk/maingui.c

@@ -297,40 +297,6 @@ mg_color_component_to_pango (double value)
 	return (guint16)(value * 65535.0 + 0.5);
 }
 
-static void
-mg_apply_font_css (GtkWidget *widget, const PangoFontDescription *desc,
-				   const char *class_name, const char *provider_key)
-{
-	GtkStyleContext *context;
-	GtkCssProvider *provider;
-	GString *css;
-
-	if (!widget || !desc)
-		return;
-
-	context = gtk_widget_get_style_context (widget);
-	if (!context)
-		return;
-
-	provider = g_object_get_data (G_OBJECT (widget), provider_key);
-	if (!provider)
-	{
-		provider = gtk_css_provider_new ();
-		g_object_set_data_full (G_OBJECT (widget), provider_key, provider, g_object_unref);
-	}
-
-	css = g_string_new (".");
-	g_string_append (css, class_name);
-	g_string_append (css, " {");
-	gtkutil_append_font_css (css, desc);
-	g_string_append (css, " }");
-	gtk_css_provider_load_from_data (provider, css->str, -1, NULL);
-	g_string_free (css, TRUE);
-
-	gtk_style_context_add_class (context, class_name);
-	theme_css_apply_widget_provider (widget, GTK_STYLE_PROVIDER (provider));
-}
-
 static void
 mg_set_label_alignment_start (GtkWidget *widget)
 {

src/fe-gtk/menu.c

@@ -1962,7 +1962,10 @@ menu_about (GtkWidget *wid, gpointer sess)
 	gtk_about_dialog_set_logo (dialog, pix_zoitechat);
 	gtk_about_dialog_set_copyright (dialog, "\302\251 1998-2010 Peter \305\275elezn\303\275\n\302\251 2009-2014 Berke Viktor\n\302\251 2015-2025 Patrick Griffis\n\302\251 2026 deepend");
 	gtk_about_dialog_set_comments (dialog, comment);
+	/* Preserve the About dialog's existing action-area button layout. */
+	G_GNUC_BEGIN_IGNORE_DEPRECATIONS
 	actions = gtk_dialog_get_action_area (GTK_DIALOG (dialog));
+	G_GNUC_END_IGNORE_DEPRECATIONS
 	children = gtk_container_get_children (GTK_CONTAINER (actions));
 	for (child = children; child; child = child->next)
 		gtk_widget_destroy (GTK_WIDGET (child->data));

src/fe-gtk/textgui.c

@@ -486,7 +486,7 @@ pevent_hlist_treeview_new (GtkWidget *box)
 }
 
 void
-pevent_dialog_show ()
+pevent_dialog_show (void)
 {
 	GtkWidget *vbox, *hbox, *wid, *pane, *preview_pane;
 	XTextColor xtext_palette[XTEXT_COLS];

src/fe-gtk/urlgrab.c

@@ -187,7 +187,7 @@ populate_cb (char *urltext, gpointer userdata)
 }
 
 void
-url_opengui ()
+url_opengui (void)
 {
 	GtkWidget *vbox, *hbox, *view;
 	char buf[128];