Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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48 lines
1.5 KiB
48 lines
1.5 KiB
""" |
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Generates package naming variables for use with rules_pkg. |
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""" |
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load("@bazel_tools//tools/cpp:toolchain_utils.bzl", "find_cpp_toolchain") |
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load("@rules_pkg//pkg:providers.bzl", "PackageVariablesInfo") |
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load(":protobuf_version.bzl", "PROTOC_VERSION") |
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def _package_naming_impl(ctx): |
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values = {} |
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values["version"] = PROTOC_VERSION |
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# infer from the current cpp toolchain. |
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toolchain = find_cpp_toolchain(ctx) |
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cpu = toolchain.cpu |
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system_name = toolchain.target_gnu_system_name |
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# rename cpus to match what we want artifacts to be |
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if cpu == "systemz": |
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cpu = "s390_64" |
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elif cpu == "aarch64": |
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cpu = "aarch_64" |
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elif cpu == "ppc64": |
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cpu = "ppcle_64" |
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# use the system name to determine the os and then create platform names |
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if "apple" in system_name: |
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values["platform"] = "osx-" + cpu |
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elif "linux" in system_name: |
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values["platform"] = "linux-" + cpu |
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elif "mingw" in system_name: |
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if cpu == "x86_64": |
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values["platform"] = "win64" |
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else: |
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values["platform"] = "win32" |
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else: |
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values["platform"] = "unknown" |
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return PackageVariablesInfo(values = values) |
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package_naming = rule( |
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implementation = _package_naming_impl, |
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attrs = { |
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# Necessary data dependency for find_cpp_toolchain. |
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"_cc_toolchain": attr.label(default = Label("@bazel_tools//tools/cpp:current_cc_toolchain")), |
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}, |
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toolchains = ["@bazel_tools//tools/cpp:toolchain_type"], |
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)
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