Add new package: ftgl (#8416)

* Add new package: ftgl

* Check version using decorator

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

@@ -0,0 +1,57 @@
+##############################################################################
+# Copyright (c) 2013-2018, 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/spack/spack
+# Please also see the NOTICE and LICENSE files 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 *
+import sys
+import os
+
+
+class Ftgl(AutotoolsPackage):
+    """Library to use arbitrary fonts in OpenGL applications."""
+
+    homepage = "http://ftgl.sourceforge.net/docs/html/"
+    url      = "https://sourceforge.net/projects/ftgl/files/FTGL%20Source/2.1.2/ftgl-2.1.2.tar.gz/download"
+    list_url = "https://sourceforge.net/projects/ftgl/files/FTGL%20Source/"
+    list_depth = 1
+
+    version('2.1.2', 'f81c0a7128192ba11e036186f9a968f2')
+
+    # Ftgl does not come with a configure script
+    depends_on('autoconf', type='build')
+    depends_on('automake', type='build')
+    depends_on('libtool', type='build')
+    depends_on('m4', type='build')
+
+    depends_on('pkgconfig', type='build')
+    depends_on('gl')
+    depends_on('glu')
+    depends_on('freetype@2.0.9:')
+
+    @property
+    @when('@2.1.2')
+    def configure_directory(self):
+        subdir = 'unix'
+        if sys.platform == 'darwin':
+            subdir = 'mac'
+        return os.path.join(self.stage.source_path, subdir)