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# 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 *


class Gcc(Package):
    """Simple compiler package."""

    homepage = "http://www.example.com"
    url      = "http://www.example.com/gcc-1.0.tar.gz"

    version('1.0', '0123456789abcdef0123456789abcdef')
    version('2.0', '2.0_a_hash')
    version('3.0', '3.0_a_hash')

    depends_on('conflict', when='@3.0')

    def install(self, spec, prefix):
        # Create the minimal compiler that will fool `spack compiler find`
        mkdirp(prefix.bin)
        with open(prefix.bin.gcc, 'w') as f:
            f.write('#!/bin/bash\necho "%s"' % str(spec.version))
        set_executable(prefix.bin.gcc)