use xdg-open as the default fallback browser

README.rst

@@ -20,6 +20,9 @@ to expose functionality that's not required by GNOME Terminal even if there's
 no extra maintenance (it already exists internally) and no additional backwards
 compatibility hazards.
 
+If no browser is configured and $BROWSER is unset, xdg-open from xdg-utils is
+used as a fallback.
+
 BUILDING
 ========
 ::

config

@@ -19,8 +19,8 @@ cursor_blink = system
 # "block", "underline" or "ibeam"
 cursor_shape = block
 
-# $BROWSER is used by default
-#browser = chromium
+# $BROWSER is used by default if set, with xdg-open as a fallback
+#browser = xdg-open
 
 # set size hints for the window
 #size_hints = false

termite.cc

@@ -1333,8 +1333,7 @@ static void set_config(GtkWindow *window, VteTerminal *vte, config_info *info,
     }
 
     if (!info->browser) {
-        g_warning("Couldn't read BROWSER and there is no browser configured, disabling clickable_url and url hints");
-        info->clickable_url = false;
+        info->browser = g_strdup("xdg-open");
     }
 
     if (info->clickable_url) {