From 313e0ce8a5a6cc73c3da75390422842afacb5e06 Mon Sep 17 00:00:00 2001
From: Julien Danjou <julien@danjou.info>
Date: Wed, 10 Sep 2008 15:35:17 +0200
Subject: [PATCH] lua: push color without alpha is not needed

Signed-off-by: Julien Danjou <julien@danjou.info>
---
 lua.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/lua.c b/lua.c
index 7ea9ed172..a4557bb47 100644
--- a/lua.c
+++ b/lua.c
@@ -979,6 +979,10 @@ luaA_pushcolor(lua_State *L, const xcolor_t *c)
     uint8_t b = (unsigned)c->blue  * 0xff / 0xffff;
     uint8_t a = (unsigned)c->alpha * 0xff / 0xffff;
     char s[10];
-    snprintf(s, sizeof(s), "#%02x%02x%02x%02x", r, g, b, a);
+    /* do not print alpha if it's full */
+    if(a == 0xff)
+        snprintf(s, sizeof(s), "#%02x%02x%02x", r, g, b);
+    else
+        snprintf(s, sizeof(s), "#%02x%02x%02x%02x", r, g, b, a);
     lua_pushlstring(L, s, sizeof(s));
 }