[empathy] Disable empathy_add_link_markup() if linked to an old GTK version

[Xavier Claessens <xclaesse src gnome org>]

commit 5601d115d7e74b78dc1a884902c08c23be7626a8
Author: Xavier Claessens <xclaesse gmail com>
Date:   Wed Mar 10 11:41:29 2010 +0100

    Disable empathy_add_link_markup() if linked to an old GTK version
    
    Using links in labels could make a freeze, see GNOME #612066

 libempathy-gtk/empathy-string-parser.c |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/libempathy-gtk/empathy-string-parser.c b/libempathy-gtk/empathy-string-parser.c
index 5c3fb19..691263a 100644
--- a/libempathy-gtk/empathy-string-parser.c
+++ b/libempathy-gtk/empathy-string-parser.c
@@ -203,6 +203,14 @@ empathy_add_link_markup (const gchar *text)
 
 	g_return_val_if_fail (text != NULL, NULL);
 
+	/* GtkLabel with links could make infinite loop because of
+	 * GNOME bug #612066. It is fixed in GTK >= 2.18.8 and GTK >= 2.19.7.
+	 * FIXME: Remove this check once we have an hard dep on GTK 2.20 */
+	if (!gtk_check_version (2, 18, 8) ||
+	    (gtk_minor_version == 19 && gtk_micro_version < 7)) {
+		return g_markup_escape_text (text, -1);
+	}
+
 	string = g_string_sized_new (strlen (text));
 	empathy_string_parser_substr (text, -1, parsers, string);