From 8966715b2650685372e2e5475cd48727a4b4b7f6 Mon Sep 17 00:00:00 2001
From: Julien Danjou <julien@danjou.info>
Date: Mon, 9 Nov 2009 12:44:19 +0100
Subject: [PATCH] luaa: dump backtrace on panic

Signed-off-by: Julien Danjou <julien@danjou.info>
---
 luaa.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/luaa.c b/luaa.c
index 7c0f9c13a..71b9a9158 100644
--- a/luaa.c
+++ b/luaa.c
@@ -43,6 +43,7 @@
 #include "selection.h"
 #include "common/xcursor.h"
 #include "common/buffer.h"
+#include "common/backtrace.h"
 
 #ifdef WITH_DBUS
 extern const struct luaL_reg awesome_dbus_lib[];
@@ -656,8 +657,12 @@ luaA_awesome_emit_signal(lua_State *L)
 static int
 luaA_panic(lua_State *L)
 {
-    warn("unprotected error in call to Lua API (%s), restarting awesome",
+    warn("unprotected error in call to Lua API (%s)",
          lua_tostring(L, -1));
+    buffer_t buf;
+    backtrace_get(&buf);
+    warn("dumping backtrace\n%s", buf.s);
+    warn("restarting awesome");
     awesome_restart();
     return 0;
 }