From 4a8d536ffe4cac1822d9655e0871fdc1684d569b Mon Sep 17 00:00:00 2001
From: Ludovic Courtès <ludo@gnu.org>
Date: Sun, 7 Jan 2018 22:07:53 +0100
Subject: ui: Display hints that come along with '&message' conditions.

* guix/ui.scm (call-with-error-handling): Add case for message and
fix-hint?.
---
 guix/ui.scm | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'guix/ui.scm')

diff --git a/guix/ui.scm b/guix/ui.scm
index 6e08a611cd..895179744b 100644
--- a/guix/ui.scm
+++ b/guix/ui.scm
@@ -623,6 +623,12 @@ (define (manifest-entry-output* entry)
                      (location->string (error-location c))
                      (gettext (condition-message c) %gettext-domain))
              (exit 1))
+            ((and (message-condition? c) (fix-hint? c))
+             (format (current-error-port) "~a: error: ~a~%"
+                     (program-name)
+                     (gettext (condition-message c) %gettext-domain))
+             (display-hint (condition-fix-hint c))
+             (exit 1))
             ((message-condition? c)
              ;; Normally '&message' error conditions have an i18n'd message.
              (leave (G_ "~a~%")
-- 
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