implemented -C option

diff --git a/packnl.lsp b/packnl.lsp
index 333d54e24dbf6b8ef196f102ef7f6fa7b7ab6203..d8adb2ea947258a04cf207b7f208e14dc55b37d6 100644 (file)
--- a/packnl.lsp
+++ b/packnl.lsp
@@ -2,7 +2,7 @@
 ;; binary, which is an embedded newlisp binary with the same embedding
 ;; script as binnl itself.
 ;;
-;; Usage: [ -r ] binary ( -a archive | member )*
+;; Usage: [ -r ] binary ( member | -a archive | -C dir )*
 ;;
 ;; The script processes the arguments from left to right to form then
 ;; named binary with the named members appended.
@@ -13,6 +13,8 @@
 ;; Use '-A archive' to embed all members of the nominated ar style
 ;; archive.
 ;;
+;; Use '-C dir' to change source directory
+;;
 ;; Use '-r' to overwrite an existing binary
 
 ;; The first embedded member will be the "main script".
@@ -39,16 +41,26 @@
     (if (= A "-A") (dolist (M MEMBERS) (compile-file M)))))
 
 (define (compile BINARY MEMBERS)
+  (unless (starts-with BINARY "/")
+    (setf BINARY (format "%s/%s" (real-path) BINARY)))
   (write-file BINARY (0 archive:incore core)) ; includes the marker
   (exec (format "chmod a+x %s" BINARY))
-  (let ((A nil))
+  (let ((A nil) (C nil))
     (dolist (M MEMBERS)
       ;;(write-line 1 (string "[" M "]" (archives)))
       (case M
         ("-a" (setf A "-a"))
         ("-A" (setf A "-A"))
-        (true (if A (compile-ar A M) (compile-file M))
-              (setf A nil))))
+        ("-C" (setf C "-C"))
+        (true (if A (compile-ar A M)
+                C (unless (change-dir M)
+                    (write-line 2 (string "** directory is " (real-path)))
+                    (write-line 2 (string "Cannot change to " M))
+                    (exit 1))
+                (compile-file M))
+              (setf A nil)
+              (setf C nil)
+              )))
     ))
 
 (define (decompile BINARY DIR)