X-Git-Url: http://repo.macrolet.net/gitweb/?a=blobdiff_plain;f=contrib%2Fasdf-install%2Finstaller.lisp;h=7aaf04d7b7c706ff8a18725da73cc36a0e94a624;hb=cea2946076e0dac11eea1c95158e5e2326455dd8;hp=0af1455edce4bd51c6725633457a0e7b32b6e910;hpb=4de6d945ea6d378a8beec681b6c73fdec7076422;p=sbcl.git

diff --git a/contrib/asdf-install/installer.lisp b/contrib/asdf-install/installer.lisp
index 0af1455..7aaf04d 100644
--- a/contrib/asdf-install/installer.lisp
+++ b/contrib/asdf-install/installer.lisp
@@ -2,8 +2,9 @@
 
 (defvar *proxy* (posix-getenv "http_proxy"))
 (defvar *cclan-mirror*
-  (or (posix-getenv "CCLAN_MIRROR")
-      "http://ftp.linux.org.uk/pub/lisp/cclan/"))
+  (let ((mirror (posix-getenv "CCLAN_MIRROR")))
+    (or (and (not (string= mirror "")) mirror)
+        "http://ftp.linux.org.uk/pub/lisp/cclan/")))
 
 (defun directorify (name)
   ;; input name may or may not have a training #\/, but we know we
@@ -32,11 +33,13 @@
      ,(merge-pathnames "systems/" *dot-sbcl*)
      "Personal installation")))
 
-(let* ((*package* (find-package :asdf-install-customize))
-       (file (probe-file (merge-pathnames
-                          (make-pathname :name ".asdf-install")
-                          (user-homedir-pathname)))))
-  (when file (load file)))
+(unless (sb-ext:posix-getenv "SBCL_BUILDING_CONTRIB")
+  ;; Not during build, thanks.
+  (let* ((*package* (find-package :asdf-install-customize))
+         (file (probe-file (merge-pathnames
+                            (make-pathname :name ".asdf-install")
+                            (user-homedir-pathname)))))
+    (when file (load file))))
 
 (define-condition download-error (error)
   ((url :initarg :url :reader download-url)
@@ -137,7 +140,7 @@
 
 
 (defun copy-stream (in out)
-  (let ((buf (make-array 8192 :element-type (stream-element-type in))))
+  (let ((buf (make-array 8192 :element-type (stream-element-type out))))
     (loop for pos = (read-sequence buf in)
           until (zerop pos)
           do (write-sequence buf out :end pos))))