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authorLudovic Courtès <ludo@gnu.org>2018-09-13 10:23:39 +0200
committerLudovic Courtès <ludo@gnu.org>2018-09-13 10:29:59 +0200
commitac4d2ec81a9f7c439b21b4c4ae4a2e949c78ab2e (patch)
treed9f306ebe193af2cbfe98d2cf1648a63bbf12259 /build-aux/build-self.scm
parent78c9058dde237d6913a30a40c1f5ca19395f86c3 (diff)
downloadpatches-ac4d2ec81a9f7c439b21b4c4ae4a2e949c78ab2e.tar
patches-ac4d2ec81a9f7c439b21b4c4ae4a2e949c78ab2e.tar.gz
build-self: Emit a useful message upon error.
* build-aux/build-self.scm (build): Raise a '&message' condition instead of calling 'error'.
Diffstat (limited to 'build-aux/build-self.scm')
-rw-r--r--build-aux/build-self.scm12
1 files changed, 11 insertions, 1 deletions
diff --git a/build-aux/build-self.scm b/build-aux/build-self.scm
index 09979dc410..306b2c6b63 100644
--- a/build-aux/build-self.scm
+++ b/build-aux/build-self.scm
@@ -25,6 +25,8 @@
#:use-module (guix build-system gnu)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-19)
+ #:use-module (srfi srfi-34)
+ #:use-module (srfi srfi-35)
#:use-module (rnrs io ports)
#:use-module (ice-9 match)
#:use-module (ice-9 popen)
@@ -420,7 +422,15 @@ files."
;; Unsupported PULL-VERSION.
(return #f))
((? string? str)
- (error "invalid build result" (list build str))))))))
+ (raise (condition
+ (&message
+ (message (format #f "You found a bug: the program '~a'
+failed to compute the derivation for Guix (version: ~s; system: ~s;
+host version: ~s; pull-version: ~s).
+Please report it by email to <~a>.~%"
+ (derivation->output-path build)
+ version system %guix-version pull-version
+ %guix-bug-report-address)))))))))))
;; This file is loaded by 'guix pull'; return it the build procedure.
build