[Buildroot] [pkg-luarocks 6/6] package/lua: allows host-lua to find installed modules

[Francois Perrad]

Signed-off-by: Francois Perrad <francois.perrad at gadz.org>
---
 package/lua/lua.mk | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/package/lua/lua.mk b/package/lua/lua.mk
index 2ff2fdf75..30dbf0d68 100644
--- a/package/lua/lua.mk
+++ b/package/lua/lua.mk
@@ -54,6 +54,12 @@ endef
 LUA_POST_PATCH_HOOKS += LUA_32BITS_LUACONF
 endif
 
+define HOST_LUA_LUACONF
+	$(SED) 's|#define LUA_ROOT.*|#define LUA_ROOT "$(HOST_DIR)/usr/"|' $(@D)/src/luaconf.h
+endef
+
+HOST_LUA_POST_PATCH_HOOKS += HOST_LUA_LUACONF
+
 HOST_LUA_CFLAGS = -Wall -fPIC -DLUA_USE_DLOPEN -DLUA_USE_POSIX
 ifeq ($(BR2_PACKAGE_LUA_5_3),y)
 HOST_LUA_CFLAGS += -DLUA_COMPAT_5_2
-- 
2.20.1