[PATCH 03/11] gnu: Add function libiconv-if-needed.

[Jan Nieuwenhuizen]

* gnu/packages/base.scm (libiconv-if-needed): New function.
---
 gnu/packages/base.scm | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/base.scm b/gnu/packages/base.scm
index beb689e..51d70b1 100644
--- a/gnu/packages/base.scm
+++ b/gnu/packages/base.scm
@@ -44,7 +44,8 @@
   #:use-module (guix download)
   #:use-module (guix git-download)
   #:use-module (guix build-system gnu)
-  #:use-module (guix build-system trivial))
+  #:use-module (guix build-system trivial)
+  :export (libiconv-if-needed))
 
 ;;; Commentary:
 ;;;
@@ -964,6 +965,11 @@ program.  It supports a wide variety of different 
encodings.")
     (home-page "http://www.gnu.org/software/libiconv/";)
     (license lgpl3+)))
 
+(define* (libiconv-if-needed #:optional (target (%current-target-system)))
+  (if (mingw-target? target)
+      `(("libiconv" ,libiconv))
+      '()))
+
 (define-public (canonical-package package)
   ;; Avoid circular dependency by lazily resolving 'commencement'.
   (let* ((iface (resolve-interface '(gnu packages commencement)))
-- 
2.7.3