# 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 PatchSeveralDependencies(Package):
    """Package that requries multiple patches on a dependency."""

    homepage = "http://www.example.com"
    url = "http://www.example.com/patch-a-dependency-1.0.tar.gz"

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

    # demonstrate all the different ways to patch things

    # single patch file in repo
    depends_on('libelf', patches='foo.patch')

    # using a list of patches in one depends_on
    depends_on('libdwarf', patches=[
        patch('bar.patch'),                   # nested patch directive
        patch('baz.patch', when='@20111030')  # and with a conditional
    ], when='@1.0')  # with a depends_on conditional

    # URL patches
    depends_on('fake', patches=[
        # uncompressed URL patch
        patch('http://example.com/urlpatch.patch',
              sha256='abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234'),
        # compressed URL patch requires separate archive sha
        patch('http://example.com/urlpatch2.patch.gz',
              archive_sha256='abcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcdabcd',
              sha256='1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd1234abcd')
    ])

    def install(self, spec, prefix):
        pass
