01/02: gnu: Raise an error when a bootstrap binary is not found.

[Ludovic Courtès]

civodul pushed a commit to branch master
in repository guix.

commit dfba54893e2c1a0b04ff05d289f15308907e7dbe
Author: Ludovic Courtès <address@hidden>
Date:   Sun Jan 25 23:07:50 2015 +0100

    gnu: Raise an error when a bootstrap binary is not found.
    
    * gnu/packages.scm (search-bootstrap-binary): Raise an error when
      FILE-NAME is not found.
---
 gnu/packages.scm |   13 ++++++++++---
 1 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/gnu/packages.scm b/gnu/packages.scm
index 263addb..57a3e21 100644
--- a/gnu/packages.scm
+++ b/gnu/packages.scm
@@ -79,9 +79,16 @@
                                          file-name)))))))
 
 (define (search-bootstrap-binary file-name system)
-  "Search the bootstrap binary FILE-NAME for SYSTEM."
-  (search-path (%bootstrap-binaries-path)
-               (string-append system "/" file-name)))
+  "Search the bootstrap binary FILE-NAME for SYSTEM.  Raise an error if not
+found."
+  (or (search-path (%bootstrap-binaries-path)
+                   (string-append system "/" file-name))
+      (raise (condition
+              (&message
+               (message
+                (format #f (_ "could not find bootstrap binary '~a' \
+for system '~a'")
+                        file-name system)))))))
 
 (define %distro-root-directory
   ;; Absolute file name of the module hierarchy.