From c27ce1e83356b636e711b3db56071e31f3f1250d Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?S=C3=A9bastien=20Luttringer?= <seblu@seblu.net>
Date: Wed, 6 Jun 2012 17:25:45 +0200
Subject: [PATCH] Get keygrabber running state
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Add a function keygrabber.isrunning() which return a boolean state of
keygrabber

Signed-off-by: Sébastien Luttringer <seblu@seblu.net>
Signed-off-by: Julien Danjou <julien@danjou.info>
---
 keygrabber.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/keygrabber.c b/keygrabber.c
index 6f683a5d..97beef6c 100644
--- a/keygrabber.c
+++ b/keygrabber.c
@@ -129,10 +129,24 @@ luaA_keygrabber_stop(lua_State *L)
     return 0;
 }
 
+/** Check if keygrabber is running.
+ * \param L The Lua VM state.
+ * \return The number of elements pushed on stack.
+ * \luastack
+ * \lreturn A boolean value, true if keygrabber is running, false otherwise.
+ */
+static int
+luaA_keygrabber_isrunning(lua_State *L)
+{
+    lua_pushboolean(L, globalconf.keygrabber != LUA_REFNIL);
+    return 1;
+}
+
 const struct luaL_reg awesome_keygrabber_lib[] =
 {
     { "run", luaA_keygrabber_run },
     { "stop", luaA_keygrabber_stop },
+    { "isrunning", luaA_keygrabber_isrunning },
     { NULL, NULL }
 };