From 9a012201cb1dcd7613649e1c9ad21546e7978cbe Mon Sep 17 00:00:00 2001
From: Kim Alvefur <zash@zash.se>
Date: Fri, 19 Aug 2016 16:06:07 +0200
Subject: configure: Add initial attempt at pkg-config preset

---
 configure | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'configure')

diff --git a/configure b/configure
index 48ac5fa4..e9e62a84 100755
--- a/configure
+++ b/configure
@@ -146,6 +146,20 @@ do
          LUA_INCDIR="/usr/local/include";
          LUA_INCDIR_SET="yes"
       fi
+      if [ "$OSTYPE" = "pkg-config" ]; then
+         if [ "$LUA_SUFFIX_SET" != "yes" ]; then
+            LUA_SUFFIX="5.1";
+            LUA_SUFFIX_SET=yes
+         fi
+         LUA_CF="$(pkg-config --cflags-only-I lua$LUA_SUFFIX)"
+         LUA_CF="${LUA_CF#*-I}"
+         LUA_CF="${LUA_CF%% *}"
+         if [ "$LUA_CF" != "" ]; then
+            LUA_INCDIR="$LUA_CF"
+            LUA_INCDIR_SET=yes
+         fi
+         CFLAGS="$CFLAGS -D_GNU_SOURCE"
+      fi
       ;;
    --libdir=*)
       LIBDIR="$value"
-- 
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