On Fri, Mar 13, 2015 at 01:57:01AM +0100, Tomáš Čech wrote:
>* gnu/packages/task.scm: New file.
>* gnu-system.am (GNU_SYSTEM_MODULES): Add new file here.
>---
> gnu-system.am         |  1 +
> gnu/packages/task.scm | 68 +++++++++++++++++++++++++++++++++++++++++++++++++++
> 2 files changed, 69 insertions(+)
> create mode 100644 gnu/packages/task.scm
>
>diff --git a/gnu-system.am b/gnu-system.am
>index 2175605..f4c92dd 100644
>--- a/gnu-system.am
>+++ b/gnu-system.am
>@@ -273,6 +273,7 @@ GNU_SYSTEM_MODULES =				\
>   gnu/packages/swig.scm				\
>   gnu/packages/sxiv.scm				\
>   gnu/packages/synergy.scm			\
>+  gnu/packages/task.scm				\
>   gnu/packages/tbb.scm				\
>   gnu/packages/tcl.scm				\
>   gnu/packages/tcsh.scm				\
>diff --git a/gnu/packages/task.scm b/gnu/packages/task.scm
>new file mode 100644
>index 0000000..d643146
>--- /dev/null
>+++ b/gnu/packages/task.scm
>@@ -0,0 +1,68 @@
>+;;; GNU Guix --- Functional package management for GNU
>+;;; Copyright © 2015 Tomáš Čech <sleep_walker@suse.cz>
>+;;;
>+;;; This file is part of GNU Guix.
>+;;;
>+;;; GNU Guix is free software; you can redistribute it and/or modify it
>+;;; under the terms of the GNU General Public License as published by
>+;;; the Free Software Foundation; either version 3 of the License, or (at
>+;;; your option) any later version.
>+;;;
>+;;; GNU Guix is distributed in the hope that it will be useful, but
>+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
>+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
>+;;; GNU General Public License for more details.
>+;;;
>+;;; You should have received a copy of the GNU General Public License
>+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
>+
>+(define-module (gnu packages task)
>+  #:use-module ((guix licenses) #:prefix license:)
>+  #:use-module (guix packages)
>+  #:use-module (gnu packages base)
>+  #:use-module (gnu packages gnutls)
>+  #:use-module (gnu packages linux)
>+  #:use-module (gnu packages lua)
>+  #:use-module (guix download)
>+  #:use-module (guix build-system cmake)
>+  )
>+
>+(define-public taskwarrior
>+  (package
>+    (name "taskwarrior")
>+    (version "2.4.1")
>+    (source
>+     (origin
>+       (method url-fetch)
>+       (uri (string-append
>+             "http://taskwarrior.org/download/task-" version ".tar.gz"))
>+       (sha256 (base32
>+                "1qn2jwskrkqg3lszkcd37h06j4a1spfkr8z9yq17p59r8v34h3nr"))))
>+    (build-system cmake-build-system)
>+    (inputs
>+     `(("util-linux" ,util-linux)
>+       ("gnutls" ,gnutls)
>+       ("lua" ,lua)
>+       ("coreutils" ,coreutils)))
>+    (arguments
>+     `(#:tests? #f ; skip tests
>+       #:phases
>+       (alist-cons-before
>+        'patch-source-shebangs 'remove-broken-symlinks
>+        (lambda _
>+          ;; these files are broken symlinks - lets just delete them
>+          (delete-file "src/cal")
>+          (delete-file "src/calendar")
>+          (delete-file "src/tw"))
>+        %standard-phases))

Here is missing one parenthesis ')'.

S_W