sbcl: add sbcl-source package, set it up correctly

srcpkgs/sbcl-source

@@ -0,0 +1 @@
+sbcl

srcpkgs/sbcl/files/sbclrc

@@ -0,0 +1,3 @@
+(setf (logical-pathname-translations "SYS")
+      '(("SYS:SRC;**;*.*.*" #p"/usr/lib/sbcl/src/**/*.*")
+        ("SYS:CONTRIB;**;*.*.*" #p"/usr/lib/sbcl/**/*.*")))

srcpkgs/sbcl/template

@@ -1,8 +1,9 @@
 # Template file for 'sbcl'
 pkgname=sbcl
 version=1.2.2
-revision=1
+revision=2
 makedepends="zlib-devel"
+conf_files="/etc/sbclrc"
 short_desc="Steel Bank Common Lisp"
 maintainer="Christian Neukirchen <chneukirchen@gmail.com>"
 license="custom"
@@ -38,4 +39,17 @@ do_build() {
 do_install() {
 	SBCL_HOME="" INSTALL_ROOT="$DESTDIR/usr" sh install.sh
 	vlicense COPYING LICENSE
+	vconf ${FILESDIR}/sbclrc
+}
+
+sbcl-source_package() {
+	noarch=yes
+        depends="${sourcepkg}>=${version}_${revision}"
+        short_desc+=" -- source files"
+        pkg_install() {
+		cd $wrksrc
+		./clean.sh
+		vmkdir usr/lib/sbcl
+		vcopy src usr/lib/sbcl
+        }
 }