From dfba54893e2c1a0b04ff05d289f15308907e7dbe Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Sun, 25 Jan 2015 23:07:50 +0100
Subject: [PATCH] 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 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/gnu/packages.scm b/gnu/packages.scm
index 263addb8be..57a3e21bd6 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.