--- a/lib/gmp/gmp.sh	Mon Mar 11 15:49:38 2019 +0100
+++ b/lib/gmp/gmp.sh	Mon Mar 11 16:33:11 2019 +0100
@@ -15,31 +15,42 @@
 # OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #
 
-source ./gmp.info
+PKGNAME=gmp
+PKGVERSION=6.1.2
+PKGREVISION=1
+PKGLICENSE="LGPLv3 LGPLv2"
+PKGSUMMARY="arbitrary prevision arithmetic library"
+PKGDOWNLOAD="https://gmplib.org/download/$PKGNAME/$PKGNAME-$PKGVERSION.tar.xz"
 
-case $(uname -m) in
-x86_64)
-	CFLAGS="-O2 -fPIC"
-	;;
-*)
-	CFLAGS="-O2"
-	;;
-esac
+: ${CHOST:=$(uname -m)-linux-musl}
+: ${CBUILD:=$(uname -m)-linux-musl}
+: ${CC:=gcc}
+: ${CFLAGS:=-O2}
+: ${LDFLAGS:=}
+: ${LIBS:=}
 
-set -e
+build()
+{
+	rm -rf $PKGNAME-$PKGVERSION
+	tar xvaf $PKGNAME-$PKGVERSION.tar.xz
+	pushd $PKGNAME-$PKGVERSION
 
-rm -rf $PKGNAME-$PKGVERSION
-tar xvaf $PKGNAME-$PKGVERSION.tar.xz
-pushd $PKGNAME-$PKGVERSION
+	CC="$CC" \
+	CFLAGS="$CFLAGS" \
+	LDFLAGS="$LDFLAGS" \
+	LIBS="$LIBS" \
+	./configure \
+		--build=$CBUILD \
+		--host=$CHOST \
+		--prefix=/usr \
+		--enable-cxx \
+		--enable-fat \
+		--enable-shared \
+		--disable-static
+	make
+	make install DESTDIR=$DESTDIR
+	rm -f $DESTDIR/usr/lib/libgmp{,xx}.la
 
-CFLAGS="$CFLAGS" ./configure \
-	--prefix=/usr \
-	--enable-cxx \
-	--enable-fat \
-	--disable-static
-make
-make install DESTDIR=$DESTDIR
-rm -f $DESTDIR/usr/lib/libgmp{,xx}.la
-
-popd
-rm -rf $PKGNAME-$PKGVERSION
+	popd
+	rm -rf $PKGNAME-$PKGVERSION
+}