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# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
from collections import OrderedDict
from mozbuild.util import EnumString
class RaiseErrorOnUse(str):
def __init__(self, msg):
self.msg = msg
def __eq__(self, other):
raise RuntimeError(self.msg)
def __ne__(self, other):
self.__eq__(other)
def __repr__(self):
return f"{self.__class__.__name__}({self.msg!r})"
class CompilerType(EnumString):
POSSIBLE_VALUES = (
"clang",
"clang-cl",
"gcc",
"msvc",
)
class OS(EnumString):
POSSIBLE_VALUES = (
"Android",
"DragonFly",
"FreeBSD",
"GNU",
"iOS",
"NetBSD",
"OpenBSD",
"OSX",
"SunOS",
"WINNT",
"WASI",
)
class Kernel(EnumString):
POSSIBLE_VALUES = (
"Darwin",
"DragonFly",
"FreeBSD",
"kFreeBSD",
"Linux",
"NetBSD",
"OpenBSD",
"SunOS",
"WINNT",
"WASI",
)
CPU_bitness = {
"aarch64": 64,
"Alpha": 64,
"arm": 32,
"hppa": 32,
"ia64": 64,
"loongarch64": 64,
"m68k": 32,
"mips32": 32,
"mips64": 64,
"ppc": 32,
"ppc64": 64,
"riscv64": 64,
"s390": 32,
"s390x": 64,
"sh4": 32,
"sparc": 32,
"sparc64": 64,
"x86": 32,
"x86_64": 64,
"wasm32": 32,
}
class CPU(EnumString):
POSSIBLE_VALUES = CPU_bitness.keys()
class Endianness(EnumString):
POSSIBLE_VALUES = (
"big",
"little",
)
class WindowsBinaryType(EnumString):
POSSIBLE_VALUES = (
"win32",
"win64",
)
class Abi(EnumString):
POSSIBLE_VALUES = (
"msvc",
"mingw",
)
# The order of those checks matter
CPU_preprocessor_checks = OrderedDict(
(
("x86", "__i386__ || _M_IX86"),
("x86_64", "__x86_64__ || _M_X64"),
("arm", "__arm__ || _M_ARM"),
("aarch64", "__aarch64__ || _M_ARM64"),
("ia64", "__ia64__"),
("s390x", "__s390x__"),
("s390", "__s390__"),
("ppc64", "__powerpc64__"),
("ppc", "__powerpc__"),
("Alpha", "__alpha__"),
("hppa", "__hppa__"),
("sparc64", "__sparc__ && __arch64__"),
("sparc", "__sparc__"),
("m68k", "__m68k__"),
("mips64", "__mips64"),
("mips32", "__mips__"),
("riscv64", "__riscv && __riscv_xlen == 64"),
("loongarch64", "__loongarch64"),
("sh4", "__sh__"),
("wasm32", "__wasm32__"),
)
)
assert sorted(CPU_preprocessor_checks.keys()) == sorted(CPU.POSSIBLE_VALUES)
kernel_preprocessor_checks = {
"Darwin": "__APPLE__",
"DragonFly": "__DragonFly__",
"FreeBSD": "__FreeBSD__",
"kFreeBSD": "__FreeBSD_kernel__",
"Linux": "__linux__",
"NetBSD": "__NetBSD__",
"OpenBSD": "__OpenBSD__",
"SunOS": "__sun__",
"WINNT": "_WIN32 || __CYGWIN__",
"WASI": "__wasi__",
}
assert sorted(kernel_preprocessor_checks.keys()) == sorted(Kernel.POSSIBLE_VALUES)
OS_preprocessor_checks = {
"Android": "__ANDROID__",
}
# We intentionally don't include all possible OSes in our checks, because we
# only care about OS mismatches for specific target OSes.
# assert sorted(OS_preprocessor_checks.keys()) == sorted(OS.POSSIBLE_VALUES)
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