libunwind: cross build support.

srcpkgs/libunwind/template

@@ -1,7 +1,7 @@
 # Template file for 'libunwind'.
 pkgname=libunwind
 version=1.1
-revision=1
+revision=2
 build_style=gnu-configure
 makedepends="liblzma-devel"
 short_desc="Portable and efficient C programming interface (API) to determine the call-chain of a program"
@@ -11,13 +11,21 @@ license="GPL-2"
 distfiles="http://download.savannah.gnu.org/releases/$pkgname/$pkgname-$version.tar.gz"
 checksum=9dfe0fcae2a866de9d3942c66995e4b460230446887dbdab302d41a8aee8d09a
 
+if [ "$CROSS_BUILD" ]; then
+	hostmakedepends="libtool automake"
+	pre_configure() {
+		autoreconf -fi
+	}
+fi
+
 libunwind-devel_package() {
 	depends="${sourcepkg}>=${version}"
-	short_desc+=" -- development files"
+	short_desc+=" - development files"
 	pkg_install() {
 		vmove usr/include
 		vmove usr/lib/pkgconfig
 		vmove "usr/lib/*.a"
+		vmove "usr/lib/*.so"
 		vmove usr/share
 	}
 }