[vte] app: Also JIT the dingu regexes

[Christian Persch <chpe src gnome org>]

commit 26aa0bc5c766633df54004592fd26f629d55e514
Author: Christian Persch <chpe gnome org>
Date:   Tue Dec 15 20:38:40 2015 +0100

    app: Also JIT the dingu regexes

 src/app.vala |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)
---
diff --git a/src/app.vala b/src/app.vala
index 4d9ed8e..1e13541 100644
--- a/src/app.vala
+++ b/src/app.vala
@@ -390,6 +390,14 @@ class Window : Gtk.ApplicationWindow
 
           regex = new Vte.Regex(dingus[i], dingus[i].length,
                                 0x40080008u /* PCRE2_UTF | PCRE2_NO_UTF_CHECK | PCRE2_CASELESS */);
+          try {
+            regex.jit(0x00000001u /* PCRE2_JIT_COMPLETE */);
+            regex.jit(0x00000002u /* PCRE2_JIT_PARTIAL_SOFT */);
+          } catch (Error e) {
+            if (e.code != -45 /* PCRE2_ERROR_JIT_BADOPTION */) /* JIT not supported */
+              printerr("JITing regex \"%s\" failed: %s\n", dingus[i], e.message);
+          }
+
           tag = terminal.match_add_regex(regex, 0);
         } else 
 #endif