46 lines
1.5 KiB
Python
46 lines
1.5 KiB
Python
load("@hermetic_cc_toolchain//toolchain/private:defs.bzl", "LIBCS")
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_CPUS = (("x86_64", "amd64"), ("aarch64", "arm64"))
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_OS = {
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"linux": ["linux"],
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"macos": ["macos", "darwin"],
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"windows": ["windows"],
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}
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def declare_platforms():
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# create @zig_sdk//{os}_{arch}_platform entries with zig and go conventions
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for zigcpu, gocpu in _CPUS:
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for bzlos, oss in _OS.items():
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for os in oss:
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declare_platform(gocpu, zigcpu, bzlos, os)
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def declare_libc_aware_platforms():
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# create @zig_sdk//{os}_{arch}_platform entries with zig and go conventions
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# with libc specified
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for zigcpu, gocpu in _CPUS:
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for libc in LIBCS:
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declare_platform(
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gocpu,
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zigcpu,
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"linux",
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"linux",
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suffix = "_{}".format(libc),
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extra_constraints = ["@zig_sdk//libc:{}".format(libc)],
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)
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def declare_platform(gocpu, zigcpu, bzlos, os, suffix = "", extra_constraints = []):
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constraint_values = [
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"@platforms//os:{}".format(bzlos),
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"@platforms//cpu:{}".format(zigcpu),
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] + extra_constraints
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native.platform(
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name = "{os}_{zigcpu}{suffix}".format(os = os, zigcpu = zigcpu, suffix = suffix),
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constraint_values = constraint_values,
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)
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native.platform(
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name = "{os}_{gocpu}{suffix}".format(os = os, gocpu = gocpu, suffix = suffix),
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constraint_values = constraint_values,
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)
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