chroot-coreutils: create some symlinks required by xargs and others.

srcpkgs/chroot-coreutils/template

@@ -1,7 +1,7 @@
 # Template file for 'chroot-coreutils'
 pkgname=chroot-coreutils
 version=8.15
-revision=2
+revision=3
 wrksrc=coreutils-${version}
 distfiles="http://ftp.gnu.org/gnu/coreutils/coreutils-$version.tar.xz"
 build_style=gnu-configure
@@ -29,3 +29,11 @@ provides="coreutils-${version}"
 pre_configure() {
 	sed -i 's/^\(SUBDIRS =\).*/\1 lib src/g' Makefile.in
 }
+
+post_install() {
+	# Create symlinks in /bin.
+	vmkdir bin
+	for f in true false echo; do
+		cd ${DESTDIR}/bin && ln -sf ../usr/bin/$f .
+	done
+}