Add new package: sparse (#18264)

* Add new package: sparse

* flake8 fixes

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

@@ -0,0 +1,44 @@
+# Copyright 2013-2020 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+from spack import *
+import glob
+
+
+class Sparse(MakefilePackage):
+    """An open source sparse linear equation solver."""
+
+    homepage = "http://sparse.sourceforge.net/"
+    url      = "http://downloads.sourceforge.net/project/sparse/sparse/sparse1.4b/sparse1.4b.tar.gz"
+
+    maintainers = ['wortiz']
+
+    version('1.4b', sha256='63e6646244fd8f4d89f7f70fbf4cfd46b7688d21b22840a0ce57d294a7496d28')
+
+    variant('pic',    default=True,
+            description='Build with position independent code')
+
+    def edit(self, spec, prefix):
+        with working_dir('./src'):
+            makefile = FileFilter('Makefile')
+            if '+pic' in self.spec:
+                makefile.filter('CFLAGS = .*',
+                                'CFLAGS = -O2 {0}'.format(
+                                    self.compiler.cc_pic_flag))
+            else:
+                makefile.filter('CFLAGS = .*', 'CFLAGS = -O2')
+            makefile.filter('CC = .*', 'CC = {0}'.format(spack_cc))
+            makefile.filter('LIBRARY = .*', 'LIBRARY = ../lib/libsparse.a')
+
+    def build(self, spec, prefix):
+        with working_dir('./src'):
+            make()
+
+    def install(self, spec, prefix):
+        headers = glob.glob('src/*.h')
+        install_tree('lib', prefix.lib)
+        install_tree('bin', prefix.bin)
+        mkdir(prefix.include)
+        for h in headers:
+            install(h, prefix.include)