From c25637dfe8aaf2aa7550c9196fb7e18820552ca6 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Mon, 13 Jun 2016 18:00:29 +0200
Subject: utils: 'with-atomic-file-output' closes the port upon exception.

Previously it could have left the file descriptor open.

* guix/utils.scm (with-atomic-file-output): Call 'close-port' in handler.
---
 guix/utils.scm | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'guix/utils.scm')

diff --git a/guix/utils.scm b/guix/utils.scm
index 18d913c514..2d8bfd84b0 100644
--- a/guix/utils.scm
+++ b/guix/utils.scm
@@ -630,7 +630,8 @@ output port, and PROC's result is returned."
           (rename-file template file)
           result))
       (lambda (key . args)
-        (false-if-exception (delete-file template))))))
+        (false-if-exception (delete-file template))
+        (close-port out)))))
 
 (define (cache-directory)
   "Return the cache directory for Guix, by default ~/.cache/guix."
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