(use (except setup-api install-extension install-program install-script compile)
     files posix extras)

(define destdir
  (make-parameter #f))

(define-syntax compile
  (syntax-rules ()
    ((_ . args)
     (void))))

(define (install-extension id files . rest)
  (for-each (lambda (file)
              (copy-file file (destdir)))
            files))

(define install-program install-extension)
(define install-script install-extension)

(define (usage #!optional exit-code)
  (let ((this (pathname-strip-directory (program-name)))
        (port (if (and exit-code (not (zero? exit-code)))
                  (current-error-port)
                  (current-output-port))))
    (fprintf port #<#EOF
#this [ -h | --help ]
#this <.setup file> <dest dir>

EOF
))
  (when exit-code (exit exit-code)))

(let ((args (command-line-arguments)))
  (when (or (null? args)
            (null? (cdr args)))
    (usage 1))

  (let ((setup-file (car args))
        (dest (cadr args)))
    (destdir (if (absolute-pathname? dest)
                 dest
                 (normalize-pathname
                  (make-pathname (current-directory) dest))))
    (create-directory (destdir) 'with-parents)
    (load setup-file)))

diff --git a/chicken-install.scm b/chicken-install.scm
index 714cf74..5b16015 100644
--- a/chicken-install.scm
+++ b/chicken-install.scm
@@ -548,6 +548,7 @@
 	 (sprintf " -e \"(extra-nonfeatures '~s)\"" *csc-nonfeatures*)
 	 "")
      (if *deploy* " -e \"(deployment-mode #t)\"" "")
+     (if (install-only) " -e \"(install-only #t)\"" "")
      #\space
      (shellpath (make-pathname (cadr e+d+v) (car e+d+v) "setup"))) )
 
@@ -770,6 +771,7 @@ usage: chicken-install [OPTION | EXTENSION[:VERSION]] ...
   -s   -sudo                    use sudo(1) for filesystem operations
   -r   -retrieve                only retrieve egg into current directory, don't install
   -n   -no-install              do not install, just build (implies `-keep')
+       -install-only            do not compile, just install files
   -p   -prefix PREFIX           change installation prefix to PREFIX
        -list                    list extensions available over selected transport and location
        -host                    when cross-compiling, compile extension only for host
@@ -915,6 +917,9 @@ EOF
                         (set! *keep* #t)
                         (set! *no-install* #t)
                         (loop (cdr args) eggs))
+                       ((or (string=? arg "-install-only"))
+                        (install-only #t)
+                        (loop (cdr args) eggs))
                        ((string=? arg "-version")
                         (print (chicken-version))
                         (exit 0))
diff --git a/setup-api.scm b/setup-api.scm
index 9309ca8..874be80 100644
--- a/setup-api.scm
+++ b/setup-api.scm
@@ -54,6 +54,7 @@
      extra-features extra-nonfeatures
      copy-file move-file
      sudo-install keep-intermediates
+     install-only
      version>=?
      extension-name-and-version
      extension-name
@@ -111,6 +112,7 @@
 (define deployment-mode      (make-parameter #f))
 (define program-path         (make-parameter *chicken-bin-path*))
 (define keep-intermediates   (make-parameter #f))
+(define install-only         (make-parameter #f))
 
 (define extra-features
   (let ((xfs '()))
@@ -277,7 +279,9 @@
 (define-syntax compile
   (syntax-rules ()
     ((_ exp ...)
-     (run (csc exp ...)))))
+     (if (install-only)
+         (void)
+         (run (csc exp ...))))))
 
 
 ;;; Processing setup scripts