113 lines
3.5 KiB
Python
113 lines
3.5 KiB
Python
load("@bazel_tools//tools/build_defs/cc:action_names.bzl", "ACTION_NAMES")
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load("@bazel_tools//tools/cpp:cc_toolchain_config_lib.bzl",
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"feature",
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"flag_group",
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"flag_set",
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"tool_path",
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"tool",
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)
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all_link_actions = [
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ACTION_NAMES.cpp_link_executable,
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ACTION_NAMES.cpp_link_dynamic_library,
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ACTION_NAMES.cpp_link_nodeps_dynamic_library,
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]
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all_compile_actions = [
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ACTION_NAMES.assemble,
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ACTION_NAMES.c_compile,
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ACTION_NAMES.cc_flags_make_variable,
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ACTION_NAMES.clif_match,
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ACTION_NAMES.cpp_compile,
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ACTION_NAMES.cpp_header_parsing,
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ACTION_NAMES.cpp_module_codegen,
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ACTION_NAMES.cpp_module_compile,
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ACTION_NAMES.linkstamp_compile,
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ACTION_NAMES.lto_backend,
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ACTION_NAMES.preprocess_assemble,
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]
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def _zig_cc_toolchain_config_impl(ctx):
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default_compiler_flags = feature(
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name = "default_compiler_flags",
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enabled = True,
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flag_sets = [
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flag_set(
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actions = all_compile_actions,
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flag_groups = [
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flag_group(
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flags = [
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"-I" + d
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for d in ctx.attr.cxx_builtin_include_directories
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] + [
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"-target", ctx.attr.target,
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"-no-canonical-prefixes",
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"-Wno-builtin-macro-redefined",
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"-D__DATE__=\"redacted\"",
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"-D__TIMESTAMP__=\"redacted\"",
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"-D__TIME__=\"redacted\"",
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] + ctx.attr.copts,
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),
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],
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),
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],
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)
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default_linker_flags = feature(
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name = "default_linker_flags",
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enabled = True,
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flag_sets = [
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flag_set(
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actions = all_link_actions,
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flag_groups = ([
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flag_group(
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flags = [
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"-target", ctx.attr.target,
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] + ctx.attr.linkopts,
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),
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]),
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),
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],
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)
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features = [
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default_compiler_flags,
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default_linker_flags,
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]
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return cc_common.create_cc_toolchain_config_info(
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ctx = ctx,
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features = features,
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toolchain_identifier = "%s-toolchain" % ctx.attr.target,
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host_system_name = "local",
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target_system_name = ctx.attr.target_system_name,
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target_cpu = ctx.attr.target_cpu,
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target_libc = ctx.attr.target_libc,
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compiler = ctx.attr.compiler,
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abi_version = ctx.attr.abi_version,
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abi_libc_version = ctx.attr.abi_libc_version,
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tool_paths = [
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tool_path(name=name, path=path)
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for name, path in ctx.attr.tool_paths.items()
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],
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cxx_builtin_include_directories = ctx.attr.cxx_builtin_include_directories,
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)
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zig_cc_toolchain_config = rule(
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implementation = _zig_cc_toolchain_config_impl,
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attrs = {
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"cxx_builtin_include_directories": attr.string_list(),
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"linkopts": attr.string_list(),
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"copts": attr.string_list(),
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"tool_paths": attr.string_dict(),
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"target": attr.string(),
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"target_system_name": attr.string(),
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"target_cpu": attr.string(),
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"target_libc": attr.string(),
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"compiler": attr.string(),
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"abi_version": attr.string(),
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"abi_libc_version": attr.string(),
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},
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provides = [CcToolchainConfigInfo],
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)
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