diff --git a/WORKSPACE b/WORKSPACE index 496676c..baefcb3 100644 --- a/WORKSPACE +++ b/WORKSPACE @@ -22,7 +22,6 @@ http_archive( ], ) - load("@io_bazel_rules_go//go:deps.bzl", "go_register_toolchains", "go_rules_dependencies") load("@bazel_gazelle//:deps.bzl", "gazelle_dependencies") @@ -32,6 +31,7 @@ go_register_toolchains(version = "1.16") gazelle_dependencies(go_repository_default_config = "@//:WORKSPACE") +# protobuf is required for //:buildifier http_archive( name = "com_google_protobuf", sha256 = "bf0e5070b4b99240183b29df78155eee335885e53a8af8683964579c214ad301", @@ -40,6 +40,7 @@ http_archive( ) load("@com_google_protobuf//:protobuf_deps.bzl", "protobuf_deps") + protobuf_deps() http_archive( @@ -48,10 +49,12 @@ http_archive( url = "https://github.com/bazelbuild/buildtools/archive/master.zip", ) -load("//toolchain:defs.bzl", - zig_register_all_toolchains = "register_all_toolchains", - zig_toolchain_repositories = "toolchain_repositories", +load( + "//toolchain:defs.bzl", + zig_register_all_toolchains = "register_all_toolchains", + zig_toolchain_repositories = "toolchain_repositories", ) zig_toolchain_repositories() + zig_register_all_toolchains() diff --git a/toolchain/BUILD.sdk.bazel b/toolchain/BUILD.sdk.bazel index 2647601..0d606c9 100644 --- a/toolchain/BUILD.sdk.bazel +++ b/toolchain/BUILD.sdk.bazel @@ -1,10 +1,10 @@ load("@zig-cc-bazel//toolchain:defs.bzl", "zig_build_macro") package( - default_visibility = ["//visibility:public"] + default_visibility = ["//visibility:public"], ) zig_build_macro( - absolute_path={absolute_path}, - zig_include_root={zig_include_root}, + absolute_path = {absolute_path}, + zig_include_root = {zig_include_root}, ) diff --git a/toolchain/defs.bzl b/toolchain/defs.bzl index 318f3ce..ac438b1 100644 --- a/toolchain/defs.bzl +++ b/toolchain/defs.bzl @@ -3,8 +3,7 @@ load(":zig_toolchain.bzl", "zig_cc_toolchain_config") DEFAULT_TOOL_PATHS = { "ar": "ar", - "gcc": "c++", # https://github.com/bazelbuild/bazel/issues/4644 - + "gcc": "c++", # https://github.com/bazelbuild/bazel/issues/4644 "cpp": "/usr/bin/false", "gcov": "/usr/bin/false", "nm": "/usr/bin/false", @@ -21,77 +20,76 @@ DEFAULT_INCLUDE_DIRECTORIES = [ # https://github.com/ziglang/zig/blob/0cfa39304b18c6a04689bd789f5dc4d035ec43b0/src/main.zig#L2962-L2966 TARGET_CONFIGS = [ struct( - target="x86_64-macos-gnu", - includes=[ + target = "x86_64-macos-gnu", + includes = [ "libunwind/include", "libc/include/any-macos-any", "libc/include/x86_64-macos-any", "libc/include/x86_64-macos-gnu", ], # linkopts=["-lc++", "-lc++abi"], - linkopts=[], - copts=[], - bazel_target_cpu="darwin", - constraint_values=[ + linkopts = [], + copts = [], + bazel_target_cpu = "darwin", + constraint_values = [ "@platforms//os:macos", "@platforms//cpu:x86_64", ], - tool_paths={"ld": "ld64.lld"}, + tool_paths = {"ld": "ld64.lld"}, ), +] + [ struct( - target="x86_64-linux-gnu", + target = "x86_64-linux-gnu", target_suffix = ".2.19", - includes=[ + includes = [ "libunwind/include", "libc/include/generic-glibc", "libc/include/any-linux-any", "libc/include/x86_64-linux-gnu", "libc/include/x86_64-linux-any", ], - linkopts=["-lc++", "-lc++abi"], - copts=[], - bazel_target_cpu="k8", - constraint_values=[ + linkopts = ["-lc++", "-lc++abi"], + copts = [], + bazel_target_cpu = "k8", + constraint_values = [ "@platforms//os:linux", "@platforms//cpu:x86_64", ], - tool_paths={"ld": "ld.lld"}, + tool_paths = {"ld": "ld.lld"}, ), struct( - target="x86_64-linux-musl", - includes=[ + target = "x86_64-linux-musl", + includes = [ "libc/include/generic-musl", "libc/include/any-linux-any", "libc/include/x86_64-linux-musl", "libc/include/x86_64-linux-any", ], - linkopts=[], - copts=["-D_LIBCPP_HAS_MUSL_LIBC", "-D_LIBCPP_HAS_THREAD_API_PTHREAD"], - bazel_target_cpu="k8", - constraint_values=[ + linkopts = [], + copts = ["-D_LIBCPP_HAS_MUSL_LIBC", "-D_LIBCPP_HAS_THREAD_API_PTHREAD"], + bazel_target_cpu = "k8", + constraint_values = [ "@platforms//os:linux", "@platforms//cpu:x86_64", ":musl", ], - tool_paths={"ld": "ld.lld"}, + tool_paths = {"ld": "ld.lld"}, ), ] def toolchain_repositories(): zig_repository( name = "zig_sdk", - version = "0.8.0", url_format = "https://ziglang.org/download/{version}/zig-{host_platform}-{version}.tar.xz", host_platform_sha256 = { "linux-x86_64": "502625d3da3ae595c5f44a809a87714320b7a40e6dff4a895b5fa7df3391d01e", "macos-x86_64": "279f9360b5cb23103f0395dc4d3d0d30626e699b1b4be55e98fd985b62bc6fbe", }, - host_platform_include_root = { "macos-x86_64": "lib/zig/", "linux-x86_64": "lib/", - } + }, ) def register_all_toolchains(): @@ -121,10 +119,10 @@ ZIG_TOOLS = [ "ar", # List of ld tools: https://github.com/ziglang/zig/blob/0cfa39304b18c6a04689bd789f5dc4d035ec43b0/src/main.zig#L2962-L2966 # and also: https://github.com/ziglang/zig/issues/3257 - "ld.lld", # ELF - "ld64.lld", # Mach-O - "lld-link", # COFF - "wasm-ld", # WebAssembly + "ld.lld", # ELF + "ld64.lld", # Mach-O + "lld-link", # COFF + "wasm-ld", # WebAssembly ] def _zig_repository_impl(repository_ctx): @@ -136,8 +134,8 @@ def _zig_repository_impl(repository_ctx): zig_include_root = repository_ctx.attr.host_platform_include_root[host_platform] zig_sha256 = repository_ctx.attr.host_platform_sha256[host_platform] format_vars = { - "version" : repository_ctx.attr.version, - "host_platform" : host_platform, + "version": repository_ctx.attr.version, + "host_platform": host_platform, } zig_url = repository_ctx.attr.url_format.format(**format_vars) @@ -149,8 +147,8 @@ def _zig_repository_impl(repository_ctx): for zig_tool in ZIG_TOOLS: repository_ctx.file( - ZIG_TOOL_PATH.format(zig_tool=zig_tool), - ZIG_TOOL_WRAPPER.format(zig=str(repository_ctx.path("zig")), zig_tool=zig_tool), + ZIG_TOOL_PATH.format(zig_tool = zig_tool), + ZIG_TOOL_WRAPPER.format(zig = str(repository_ctx.path("zig")), zig_tool = zig_tool), ) absolute_path = json.encode(str(repository_ctx.path(""))) @@ -179,9 +177,9 @@ def filegroup(name, **kwargs): return ":" + name def zig_build_macro(absolute_path, zig_include_root): - filegroup(name="empty") - filegroup(name="zig_compiler", srcs=["zig"]) - filegroup(name="lib/std", srcs=native.glob(["lib/std/**"])) + filegroup(name = "empty") + filegroup(name = "zig_compiler", srcs = ["zig"]) + filegroup(name = "lib/std", srcs = native.glob(["lib/std/**"])) native.constraint_setting(name = "libc") @@ -204,12 +202,12 @@ def zig_build_macro(absolute_path, zig_include_root): linker_srcs = [":zig_compiler"] compiler_srcs = [":zig_compiler"] tool_srcs = {"gcc": compiler_srcs, "ld": linker_srcs, "ar": ar_srcs} - + cxx_builtin_include_directories = [] for d in DEFAULT_INCLUDE_DIRECTORIES + target_config.includes: d = zig_include_root + d if d not in lazy_filegroups: - lazy_filegroups[d] = filegroup(name=d, srcs=native.glob([d + "/**"])) + lazy_filegroups[d] = filegroup(name = d, srcs = native.glob([d + "/**"])) compiler_srcs.append(lazy_filegroups[d]) cxx_builtin_include_directories.append(absolute_path + "/" + d) @@ -218,19 +216,19 @@ def zig_build_macro(absolute_path, zig_include_root): if path[0] == "/": absolute_tool_paths[name] = path continue - tool_path = ZIG_TOOL_PATH.format(zig_tool=path) + tool_path = ZIG_TOOL_PATH.format(zig_tool = path) absolute_tool_paths[name] = "%s/%s" % (absolute_path, tool_path) tool_srcs[name].append(tool_path) - ar_files = filegroup(name=target + "_ar_files", srcs=ar_srcs) - linker_files = filegroup(name=target + "_linker_files", srcs=linker_srcs) - compiler_files = filegroup(name=target + "_compiler_files", srcs=compiler_srcs) - all_files = filegroup(name=target + "_all_files", srcs=all_srcs + [ar_files, linker_files, compiler_files]) + ar_files = filegroup(name = target + "_ar_files", srcs = ar_srcs) + linker_files = filegroup(name = target + "_linker_files", srcs = linker_srcs) + compiler_files = filegroup(name = target + "_compiler_files", srcs = compiler_srcs) + all_files = filegroup(name = target + "_all_files", srcs = all_srcs + [ar_files, linker_files, compiler_files]) zig_cc_toolchain_config( name = target + "_cc_toolchain_config", target = target, - target_suffix = getattr(target_config, 'target_suffix', ''), + target_suffix = getattr(target_config, "target_suffix", ""), tool_paths = absolute_tool_paths, cxx_builtin_include_directories = cxx_builtin_include_directories, copts = target_config.copts, @@ -262,7 +260,7 @@ def zig_build_macro(absolute_path, zig_include_root): toolchains = { target_config.bazel_target_cpu: ":%s_cc_toolchain" % target, }, - tags = ["manual"] + tags = ["manual"], ) native.toolchain( diff --git a/toolchain/zig_toolchain.bzl b/toolchain/zig_toolchain.bzl index bd6fcdd..f0793b2 100644 --- a/toolchain/zig_toolchain.bzl +++ b/toolchain/zig_toolchain.bzl @@ -1,10 +1,11 @@ load("@bazel_tools//tools/build_defs/cc:action_names.bzl", "ACTION_NAMES") -load("@bazel_tools//tools/cpp:cc_toolchain_config_lib.bzl", +load( + "@bazel_tools//tools/cpp:cc_toolchain_config_lib.bzl", "feature", "flag_group", "flag_set", - "tool_path", "tool", + "tool_path", ) all_link_actions = [ @@ -40,7 +41,8 @@ def _zig_cc_toolchain_config_impl(ctx): "-I" + d for d in ctx.attr.cxx_builtin_include_directories ] + [ - "-target", ctx.attr.target + ctx.attr.target_suffix, + "-target", + ctx.attr.target + ctx.attr.target_suffix, "-no-canonical-prefixes", "-Wno-builtin-macro-redefined", "-D__DATE__=\"redacted\"", @@ -52,7 +54,7 @@ def _zig_cc_toolchain_config_impl(ctx): ), ], ) - + default_linker_flags = feature( name = "default_linker_flags", enabled = True, @@ -62,7 +64,8 @@ def _zig_cc_toolchain_config_impl(ctx): flag_groups = ([ flag_group( flags = [ - "-target", ctx.attr.target, + "-target", + ctx.attr.target, ] + ctx.attr.linkopts, ), ]), @@ -87,7 +90,7 @@ def _zig_cc_toolchain_config_impl(ctx): abi_version = ctx.attr.abi_version, abi_libc_version = ctx.attr.abi_libc_version, tool_paths = [ - tool_path(name=name, path=path) + tool_path(name = name, path = path) for name, path in ctx.attr.tool_paths.items() ], cxx_builtin_include_directories = ctx.attr.cxx_builtin_include_directories,