lua-jit: New pacjage. (#18099)

var/spack/repos/builtin/packages/lua-jit/package.py

+# 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 os
+
+
+class LuaJit(MakefilePackage):
+    """LuaJIT is a Just-In-Time Compiler (JIT) for the Lua programming
+    language. Lua is a powerful, dynamic and light-weight programming
+    language. It may be embedded or used as a general-purpose,
+    stand-alone language. """
+
+    homepage = "http://luajit.org/luajit.html"
+    url      = "http://luajit.org/download/LuaJIT-2.1.0-beta3.tar.gz"
+
+    version('2.1.0-beta3', sha256='1ad2e34b111c802f9d0cdf019e986909123237a28c746b21295b63c9e785d9c3')
+    version('2.0.5', sha256='874b1f8297c697821f561f9b73b57ffd419ed8f4278c82e05b48806d30c1e979', preferred=True)
+
+    conflicts('@:2.0.5', when='target=aarch64:')
+    depends_on('lua', type='link')
+
+    @property
+    def headers(self):
+        hdrs = find_headers('luajit', self.prefix.include, recursive=True)
+        hdrs.directories = os.path.dirname(hdrs[0])
+        return hdrs or None
+
+    def edit(self, spec, prefix):
+        makefile = FileFilter('Makefile')
+        makefile.filter('PREFIX= .*', 'PREFIX = {0}'.format(prefix))
+        src_makefile = FileFilter(join_path('src', 'Makefile'))
+        src_makefile.filter(
+            '^DEFAULT_CC = .*',
+            'DEFAULT_CC = {0}'.format(spack_cc))
+        src_makefile.filter(
+            '^DYNAMIC_CC = .*',
+            'DYNAMIC_CC = $(CC) {0}'.format(self.compiler.cc_pic_flag))