Add the libconfig package (#4097)

var/spack/repos/builtin/packages/libconfig/package.py

@@ -0,0 +1,43 @@
+##############################################################################
+# Copyright (c) 2013-2016, Lawrence Livermore National Security, LLC.
+# Produced at the Lawrence Livermore National Laboratory.
+#
+# This file is part of Spack.
+# Created by Todd Gamblin, tgamblin@llnl.gov, All rights reserved.
+# LLNL-CODE-647188
+#
+# For details, see https://github.com/llnl/spack
+# Please also see the LICENSE file for our notice and the LGPL.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU Lesser General Public License (as
+# published by the Free Software Foundation) version 2.1, February 1999.
+#
+# This program 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 terms and
+# conditions of the GNU Lesser General Public License for more details.
+#
+# You should have received a copy of the GNU Lesser General Public
+# License along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+##############################################################################
+from spack import *
+
+
+class Libconfig(AutotoolsPackage):
+    """C/C++ Configuration File Library"""
+
+    homepage = "http://www.hyperrealm.com/libconfig/"
+    url      = "https://github.com/hyperrealm/libconfig/archive/v1.6.tar.gz"
+
+    force_autoreconf = True
+    # there is currently a build error with version 1.6, see:
+    # https://github.com/hyperrealm/libconfig/issues/47
+    # version('1.6', '2ccd24b6a2ee39f7ff8a3badfafb6539')
+    version('1.5', 'e92a91c2ddf3bf77bea0f5ed7f09e492', preferred=True)
+
+    depends_on('m4', type=('build'))
+    depends_on('autoconf', type=('build'))
+    depends_on('automake', type=('build'))
+    depends_on('libtool', type=('build'))