motiejus/hermetic_cc_toolchain
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move BUILD template to a file

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Motiejus Jakštys 2021-06-10 09:42:26 +03:00 committed by Motiejus Jakštys
parent 4bd7b30f65
commit 1df5b4004d
2 changed files with 44 additions and 43 deletions
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36
toolchain/BUILD.sdk.bazel Normal file
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@ -0,0 +1,36 @@
load("@zig-cc-bazel//toolchain:defs.bzl", "zig_build_macro")
package(default_visibility = ["//visibility:public"])
zig_build_macro(absolute_path={absolute_path}, zig_include_root={zig_include_root})
constraint_setting(name = "libc")
constraint_value(
name = "musl",
constraint_setting = ":libc",
)
platform(
name = "platform_x86_64-macos-gnu",
constraint_values = [
"@platforms//os:macos",
"@platforms//cpu:x86_64",
],
)
platform(
name = "platform_x86_64-linux-gnu",
constraint_values = [
"@platforms//os:linux",
"@platforms//cpu:x86_64",
],
)
platform(
name = "platform_x86_64-linux-musl",
constraint_values = [
"@platforms//os:linux",
"@platforms//cpu:x86_64",
":musl",
],
)

51
toolchain/defs.bzl
View File

@ -126,46 +126,6 @@ ZIG_TOOLS = [
"wasm-ld", # WebAssembly
]
BUILD = """
load("@zig-cc-bazel//toolchain:defs.bzl", "zig_build_macro")
package(default_visibility = ["//visibility:public"])
zig_build_macro(absolute_path={absolute_path}, zig_include_root={zig_include_root})
constraint_setting(name = "libc")
constraint_value(
name = "musl",
constraint_setting = ":libc",
)
platform(
name = "platform_x86_64-macos-gnu",
constraint_values = [
"@platforms//os:macos",
"@platforms//cpu:x86_64",
],
)
platform(
name = "platform_x86_64-linux-gnu",
constraint_values = [
"@platforms//os:linux",
"@platforms//cpu:x86_64",
],
)
platform(
name = "platform_x86_64-linux-musl",
constraint_values = [
"@platforms//os:linux",
"@platforms//cpu:x86_64",
":musl",
],
)
"""
def _zig_repository_impl(repository_ctx):
if repository_ctx.os.name.lower().startswith("mac os"):
host_platform = "macos-x86_64"
@ -193,9 +153,14 @@ def _zig_repository_impl(repository_ctx):
)
absolute_path = json.encode(str(repository_ctx.path("")))
repository_ctx.file(
"BUILD",
BUILD.format(absolute_path=absolute_path, zig_include_root=json.encode(zig_include_root)),
repository_ctx.template(
"BUILD.bazel",
Label("//toolchain:BUILD.sdk.bazel"),
executable = False,
substitutions = {
"{absolute_path}": absolute_path,
"{zig_include_root}": json.encode(zig_include_root),
},
)
zig_repository = repository_rule(