mozjs17: cross build support.

srcpkgs/mozjs17/template

@@ -1,11 +1,10 @@
 # Template file for 'mozjs17'
 pkgname=mozjs17
 version=17.0.0
-revision=1
+revision=2
 wrksrc="mozjs${version}"
 build_wrksrc="js/src"
 build_style=gnu-configure
-configure_args="--with-system-nspr --enable-threadsafe"
 hostmakedepends="zip python perl"
 makedepends="zlib-devel nspr-devel libedit-devel libffi-devel"
 short_desc="Mozilla JavaScript interpreter and library"
@@ -14,14 +13,25 @@ license="MPL-1.1, GPL-2, LGPL-2.1"
 maintainer="Juan RP <xtraeme@gmail.com>"
 distfiles="${MOZILLA_SITE}/js/mozjs${version}.tar.gz"
 checksum=321e964fe9386785d3bf80870640f2fa1c683e32fe988eeb201b04471c172fba
-long_desc="
- JavaScript is the Netscape-developed object scripting language used in millions
- of web pages and server applications worldwide. Netscape's JavaScript is a
- superset of the ECMA-262 Edition 3 (ECMAScript) standard scripting language,
- with only mild differences from the published standard."
+
+do_configure() {
+	local _args
+
+	if [ "$CROSS_BUILD" ]; then
+		export HOST_CFLAGS="-Os"
+		export HOST_CXXFLAGS="-Os"
+		_args+=" --target=$XBPS_CROSS_TRIPLET"
+	fi
+
+	./configure --prefix=/usr --with-system-nspr \
+		--with-nspr-prefix=${XBPS_CROSS_BASE}/usr \
+		--enable-threadsafe ${_args}
+
+	sed -e 's,-L/usr/lib,,g' -i config/autoconf.mk
+}
 
 mozjs17-devel_package() {
-	depends="nspr-devel ${sourcepkg}>=${version}"
+	depends="nspr-devel ${sourcepkg}>=${version}_${revision}"
 	short_desc+=" - development files"
 	pkg_install() {
 		vmove usr/bin/js17-config