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# Copyright 2020 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""toolchain to wrap an rpmbuild binary.
Type: @rules_pkg//toolchains/rpm:rpmbuild_toolchain_type
Toolchains:
- rpmbuild_missing_toolchain: provides a fallback toolchain for exec platforms
where rpmbuild might not be available.
- rpmbuild_auto_toolchain: a toolchain that uses the installed rpmbuild. See
rpmbuild_configure.bzl%find_system_rpmbuild for usage.
"""
load("//toolchains/rpm:rpmbuild.bzl", "is_rpmbuild_available", "rpmbuild_toolchain")
package(default_applicable_licenses = ["//:license"])
filegroup(
name = "standard_package",
srcs = glob([
"*",
]),
visibility = ["//distro:__pkg__"],
)
exports_files(
glob(["*"]),
visibility = ["//visibility:public"],
)
# Expose the availability of an actual rpmbuild as a config_setting, so we can
# select() on it.
config_setting(
name = "have_rpmbuild",
flag_values = {
":is_rpmbuild_available": "1",
},
visibility = ["//visibility:public"],
)
# Expose the availability of an actual rpmbuild as a feature flag, so we can
# create a config_setting from it.
is_rpmbuild_available(
name = "is_rpmbuild_available",
visibility = ["//:__subpackages__"],
)
toolchain_type(
name = "rpmbuild_toolchain_type",
visibility = ["//visibility:public"],
)
# rpmbuild_missing_toolchain provides a fallback toolchain so that toolchain
# resolution can succeed even on platforms that do not have a working rpmbuild.
# If this toolchain is selected, the constraint ":have_rpmbuild" will not be
# satistifed.
rpmbuild_toolchain(
name = "no_rpmbuild",
)
toolchain(
name = "rpmbuild_missing_toolchain",
toolchain = ":no_rpmbuild",
toolchain_type = ":rpmbuild_toolchain_type",
)
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