added lcov package (#13687)

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

@@ -0,0 +1,21 @@
+# Copyright 2013-2019 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 *
+
+
+class Lcov(MakefilePackage):
+    """LCOV is a graphical front-end for GCC's coverage testing tool gcov.
+    It collects gcov data for multiple source files and creates HTML pages
+    containing the source code annotated with coverage information. It also
+    adds overview pages for easy navigation within the file structure. LCOV
+    supports statement, function and branch coverage measurement."""
+
+    homepage = "http://ltp.sourceforge.net/coverage/lcov.php"
+    url      = "https://github.com/linux-test-project/lcov/releases/download/v1.14/lcov-1.14.tar.gz"
+
+    version('1.14', sha256='14995699187440e0ae4da57fe3a64adc0a3c5cf14feab971f8db38fb7d8f071a')
+
+    def install(self, spec, prefix):
+        make("DESTDIR=", "PREFIX=%s" % prefix, "install")