first working version, but not very nice yet... need more support from install-lib

pkg-def.scm

@@ -1,17 +1,48 @@
 (define-package "scx" (0 2 1)
-  ((optional-parts (xft "Compile with Xft support" #f)))
+  ((optional-parts (xft "Compile with Xft support" #f))
+   ; we need something like one of these
+   ;(include-clib-options #t))
+   ;(extra-options (scsh-includes "where the scsh include files are"
+	;			 ("scsh-includes") #t #f)))
+   )
 
-  (let* ((prefix (package-installation-staging-dir))
+  ;; compile and install c libs
+  (let* ((scsh-includes "/afs/wsi/i386_fbsd46/scsh-0.6.5/include/")
+	 ;(scsh-includes (get-extra-option 'scsh-includes))
+	 (prefix (get-directory 'lib #t))
 	 (xft? (with-optional-part? 'xft))
-         (configure (quasiquote ("./configure" ,(string-append "--prefix=" prefix)
-                                 ,(if xft? "--with-xft" "--without-xft"))))
-         (make '(make all install)))
+         (configure `("./configure" ,(string-append "--prefix=" prefix)
+		      ,(if xft? "--with-xft" "--without-xft")
+		      ,(if scsh-includes (string-append "--with-scsh-includes="
+							scsh-includes) "")))
+	 ;; better use the real install-prefix as DESTDIR for make...
+         (make '(make install)))
      (if (is-running-dry?)
          (begin
           (display configure) (newline)
           (display make) (newline))
-         (and (zero? (run ,configure))
-              (zero? (run ,make)))))
-  (install-file "load.scm")
-  (install-directory "scheme")
+         (if (not (and (zero? (run ,configure))
+		       (zero? (run ,make))))
+	     (exit))))
+  ;; create load.scm with sed
+  (display "creating load.scm\n")
+  (let ((schemedir (get-directory 'scheme #f))
+	(libdir (get-directory 'lib #f))
+	(load-xft-packages (if (with-optional-part? 'xft) "yes" "no"))
+	(target-dir (get-directory 'base #t))
+	(sed-replace (lambda (from to)
+		       (string-append "s|" from "|" to "|g"))))
+    (let ((cmd `(sed -e ,(sed-replace "@scxschemedir@" schemedir)
+		     ;; this a bad hack, we would need dir 'lib-base
+		     -e ,(sed-replace "@scxhost@" "\"../\" (host)")
+		     -e ,(sed-replace "@scxlibdir@" libdir)
+		     -e ,(sed-replace "@scxload_xft_packages@"
+				      load-xft-packages)
+		     "load.scm.in"))
+	  (tgt (string-append target-dir "/load.scm")))
+      (if (is-running-dry?)
+	  (begin (display cmd) (display " > ") (display tgt) (newline))
+	  (run ,cmd (> ,tgt)))))
+  (display "copying scheme code\n")
+  (install-directory-contents "scheme" 'scheme)
 )