From de8bcdaeb5a828d8cee85f8700e23e15b49f4e24 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ludovic=20Court=C3=A8s?= <ludo@gnu.org>
Date: Wed, 25 Sep 2013 23:26:42 +0200
Subject: [PATCH] packages: Make the 'output' parameter of 'package-output'
 optional.

* guix/packages.scm (package-output): Make the 'output' parameter
  optional.
---
 guix/packages.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/guix/packages.scm b/guix/packages.scm
index efec4146753..9433fe9586a 100644
--- a/guix/packages.scm
+++ b/guix/packages.scm
@@ -462,8 +462,8 @@ (define* (package-cross-derivation store package target
                         #:outputs outputs #:system system
                         (args))))))))
 
-(define* (package-output store package output
-                         #:optional (system (%current-system)))
+(define* (package-output store package
+                         #:optional (output "out") (system (%current-system)))
   "Return the output path of PACKAGE's OUTPUT for SYSTEM---where OUTPUT is the
 symbolic output name, such as \"out\".  Note that this procedure calls
 `package-derivation', which is costly."
-- 
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