teewords: use CFLAGS and LDFLAGS.

Idea by Gentoo.

Fuck making your own build systems.

srcpkgs/teeworlds/template

@@ -1,7 +1,7 @@
 # Template file for 'teeworlds'
 pkgname=teeworlds
 version=0.6.3
-revision=2
+revision=3
 nocross=yes
 wrksrc="${pkgname}-${version}-src"
 hostmakedepends="bam"
@@ -13,10 +13,19 @@ homepage="https://www.teeworlds.com"
 distfiles="https://downloads.teeworlds.com/${pkgname}-${version}-src.tar.gz"
 checksum=490ee7c372898761c609af8d7b0c6bd55942c6c6fcd7f361eefa00abfc70077b
 
-do_build() {
-	bam server_release client_release
+do_configure() {
+	sed -i "/cc.includes:Add/a\
+settings.cc.exe_c = '$CC'; \
+settings.cc.exe_cxx = '$CXX'; \
+settings.cc.flags_c:Add('$CFLAGS'); \
+settings.cc.flags_cxx:Add('$CXXFLAGS'); \
+settings.link.exe = '$CXX'; \
+settings.link.flags:Add('${LDFLAGS}');" bam.lua
+	bam -v config
+}
+do_build() {
+	bam -v server_release client_release
 }
-
 do_install() {
 	vbin teeworlds
 	vbin teeworlds_srv