1From 78afd1c5f1ceaed05b78ac42c297d87a493295fd Mon Sep 17 00:00:00 2001
2From: spacewander <spacewanderlzx@gmail.com>
3Date: Tue, 31 Oct 2017 15:48:30 +0800
4Subject: [PATCH] Protect declaration of LgdImageCreateFromPng* with GD_PNG
5 feature test macro
6
7If GD_PNG is false, neither LgdImageCreateFromPng nor
8LgdImageCreateFromPngPtr would be implemented. We should avoid declaring
9them too.
10
11Fetch from: https://github.com/ittner/lua-gd/pull/8
12Signed-off-by: Francois Perrad <francois.perrad@gadz.org>
13---
14 luagd.c | 2 ++
15 1 file changed, 2 insertions(+)
16
17diff --git a/luagd.c b/luagd.c
18index 9730ff7..98bc03e 100644
19--- a/luagd.c
20+++ b/luagd.c
21@@ -2168,8 +2168,10 @@ static const luaL_Reg LgdFunctions[] =
22     { "createFromGif",          LgdImageCreateFromGif },
23     { "createFromGifStr",       LgdImageCreateFromGifPtr },
24 #endif
25+#ifdef GD_PNG
26     { "createFromPng",          LgdImageCreateFromPng },
27     { "createFromPngStr",       LgdImageCreateFromPngPtr },
28+#endif
29     { "createFromGd",           LgdImageCreateFromGd },
30     { "createFromGdStr",        LgdImageCreateFromGdPtr },
31     { "createFromGd2",          LgdImageCreateFromGd2 },
32--
332.17.1
34
35