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target_systems.bzl.tpl
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target_systems.bzl.tpl
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"""Target systems supported by the NDK rules."""
TARGET_SYSTEM_NAMES = (
"arm-linux-androideabi",
"aarch64-linux-android",
"i686-linux-android",
"x86_64-linux-android",
)
CPU_CONSTRAINT = {
"arm-linux-androideabi": "@platforms//cpu:armv7",
"aarch64-linux-android": "@platforms//cpu:aarch64",
"i686-linux-android": "@platforms//cpu:x86_32",
"x86_64-linux-android": "@platforms//cpu:x86_64",
}
_OS_MAPPING = {
"darwin": "macos",
}
_CPU_MAPPING = {
"arm64": "aarch64",
}
def get_platform_constraints(system_name):
os, cpu = system_name.split("_", 1)
return [
"@platforms//os:%s" % (_OS_MAPPING[os] if os in _OS_MAPPING else os),
"@platforms//cpu:%s" % (_CPU_MAPPING[cpu] if cpu in _CPU_MAPPING else cpu),
]
def get_clang_directory(exec_system):
os_name, _ = exec_system.split("_", 1)
if os_name == "linux":
clang_directory = "toolchains/llvm/prebuilt/linux-x86_64"
elif os_name == "mac os x" or os_name == "darwin" or os_name == "macos":
# Note: darwin-x86_64 does indeed contain fat binaries with arm64 slices, too.
clang_directory = "toolchains/llvm/prebuilt/darwin-x86_64"
else:
fail("Unsupported operating system: " + os_name)
return clang_directory