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zig/lib/std/zig/target.zig

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pub const ArchOsAbi = struct {
arch: std.Target.Cpu.Arch,
os: std.Target.Os.Tag,
abi: std.Target.Abi,
os_ver: ?std.SemanticVersion = null,
/// Minimum glibc version that provides support for the arch/OS when ABI is GNU. Note that Zig
/// can only target glibc 2.2.5+, so `null` means the minimum is older than that.
glibc_min: ?std.SemanticVersion = null,
/// Override for `glibcRuntimeTriple` when glibc has an unusual directory name for the target.
glibc_triple: ?[]const u8 = null,
};
pub const available_libcs = [_]ArchOsAbi{
.{ .arch = .arc, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 4, .minor = 2, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 32, .patch = 0 } },
.{ .arch = .arm, .os = .freebsd, .abi = .eabihf, .os_ver = .{ .major = 10, .minor = 0, .patch = 0 } },
.{ .arch = .arm, .os = .linux, .abi = .gnueabi, .os_ver = .{ .major = 2, .minor = 1, .patch = 0 } },
.{ .arch = .arm, .os = .linux, .abi = .gnueabihf, .os_ver = .{ .major = 2, .minor = 1, .patch = 0 } },
.{ .arch = .arm, .os = .linux, .abi = .musleabi, .os_ver = .{ .major = 2, .minor = 1, .patch = 0 } },
.{ .arch = .arm, .os = .linux, .abi = .musleabihf, .os_ver = .{ .major = 2, .minor = 1, .patch = 0 } },
.{ .arch = .arm, .os = .netbsd, .abi = .eabi, .os_ver = .{ .major = 1, .minor = 2, .patch = 0 } },
.{ .arch = .arm, .os = .netbsd, .abi = .eabihf, .os_ver = .{ .major = 1, .minor = 2, .patch = 0 } },
.{ .arch = .armeb, .os = .linux, .abi = .gnueabi, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .armeb, .os = .linux, .abi = .gnueabihf, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .armeb, .os = .linux, .abi = .musleabi, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .armeb, .os = .linux, .abi = .musleabihf, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .armeb, .os = .netbsd, .abi = .eabi, .os_ver = .{ .major = 1, .minor = 2, .patch = 0 } },
.{ .arch = .armeb, .os = .netbsd, .abi = .eabihf, .os_ver = .{ .major = 1, .minor = 2, .patch = 0 } },
.{ .arch = .thumb, .os = .linux, .abi = .musleabi, .os_ver = .{ .major = 2, .minor = 1, .patch = 0 } },
.{ .arch = .thumb, .os = .linux, .abi = .musleabihf, .os_ver = .{ .major = 2, .minor = 1, .patch = 0 } },
.{ .arch = .thumb, .os = .windows, .abi = .gnu },
.{ .arch = .thumbeb, .os = .linux, .abi = .musleabi, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .thumbeb, .os = .linux, .abi = .musleabihf, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .aarch64, .os = .freebsd, .abi = .none, .os_ver = .{ .major = 11, .minor = 0, .patch = 0 } },
.{ .arch = .aarch64, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 3, .minor = 7, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 17, .patch = 0 } },
.{ .arch = .aarch64, .os = .linux, .abi = .musl, .os_ver = .{ .major = 3, .minor = 7, .patch = 0 } },
.{ .arch = .aarch64, .os = .macos, .abi = .none, .os_ver = .{ .major = 11, .minor = 0, .patch = 0 } },
.{ .arch = .aarch64, .os = .netbsd, .abi = .none, .os_ver = .{ .major = 9, .minor = 0, .patch = 0 } },
.{ .arch = .aarch64, .os = .windows, .abi = .gnu },
.{ .arch = .aarch64_be, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 3, .minor = 13, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 17, .patch = 0 } },
.{ .arch = .aarch64_be, .os = .linux, .abi = .musl, .os_ver = .{ .major = 3, .minor = 13, .patch = 0 } },
.{ .arch = .aarch64_be, .os = .netbsd, .abi = .none, .os_ver = .{ .major = 9, .minor = 0, .patch = 0 } },
.{ .arch = .csky, .os = .linux, .abi = .gnueabi, .os_ver = .{ .major = 4, .minor = 20, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 29, .patch = 0 }, .glibc_triple = "csky-linux-gnuabiv2-soft" },
.{ .arch = .csky, .os = .linux, .abi = .gnueabihf, .os_ver = .{ .major = 4, .minor = 20, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 29, .patch = 0 }, .glibc_triple = "csky-linux-gnuabiv2" },
.{ .arch = .hexagon, .os = .linux, .abi = .musl, .os_ver = .{ .major = 3, .minor = 2, .patch = 102 } },
.{ .arch = .loongarch64, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 5, .minor = 19, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 36, .patch = 0 }, .glibc_triple = "loongarch64-linux-gnu-lp64d" },
.{ .arch = .loongarch64, .os = .linux, .abi = .gnusf, .os_ver = .{ .major = 5, .minor = 19, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 36, .patch = 0 }, .glibc_triple = "loongarch64-linux-gnu-lp64s" },
.{ .arch = .loongarch64, .os = .linux, .abi = .musl, .os_ver = .{ .major = 5, .minor = 19, .patch = 0 } },
.{ .arch = .loongarch64, .os = .linux, .abi = .muslsf, .os_ver = .{ .major = 5, .minor = 19, .patch = 0 } },
.{ .arch = .m68k, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 1, .minor = 3, .patch = 94 } },
.{ .arch = .m68k, .os = .linux, .abi = .musl, .os_ver = .{ .major = 1, .minor = 3, .patch = 94 } },
.{ .arch = .m68k, .os = .netbsd, .abi = .none },
.{ .arch = .mips, .os = .linux, .abi = .gnueabi, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 }, .glibc_triple = "mips-linux-gnu-soft" },
.{ .arch = .mips, .os = .linux, .abi = .gnueabihf, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 }, .glibc_triple = "mips-linux-gnu" },
.{ .arch = .mips, .os = .linux, .abi = .musleabi, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 } },
.{ .arch = .mips, .os = .linux, .abi = .musleabihf, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 } },
.{ .arch = .mips, .os = .netbsd, .abi = .eabi, .os_ver = .{ .major = 1, .minor = 1, .patch = 0 } },
.{ .arch = .mips, .os = .netbsd, .abi = .eabihf, .os_ver = .{ .major = 1, .minor = 1, .patch = 0 } },
.{ .arch = .mipsel, .os = .linux, .abi = .gnueabi, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 }, .glibc_triple = "mipsel-linux-gnu-soft" },
.{ .arch = .mipsel, .os = .linux, .abi = .gnueabihf, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 }, .glibc_triple = "mipsel-linux-gnu" },
.{ .arch = .mipsel, .os = .linux, .abi = .musleabi, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 } },
.{ .arch = .mipsel, .os = .linux, .abi = .musleabihf, .os_ver = .{ .major = 1, .minor = 1, .patch = 82 } },
.{ .arch = .mipsel, .os = .netbsd, .abi = .eabi, .os_ver = .{ .major = 1, .minor = 1, .patch = 0 } },
.{ .arch = .mipsel, .os = .netbsd, .abi = .eabihf, .os_ver = .{ .major = 1, .minor = 1, .patch = 0 } },
.{ .arch = .mips64, .os = .linux, .abi = .gnuabi64, .os_ver = .{ .major = 2, .minor = 3, .patch = 48 }, .glibc_triple = "mips64-linux-gnu-n64" },
.{ .arch = .mips64, .os = .linux, .abi = .gnuabin32, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 }, .glibc_triple = "mips64-linux-gnu-n32" },
.{ .arch = .mips64, .os = .linux, .abi = .muslabi64, .os_ver = .{ .major = 2, .minor = 3, .patch = 48 } },
.{ .arch = .mips64, .os = .linux, .abi = .muslabin32, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .mips64el, .os = .linux, .abi = .gnuabi64, .os_ver = .{ .major = 2, .minor = 3, .patch = 48 }, .glibc_triple = "mips64el-linux-gnu-n64" },
.{ .arch = .mips64el, .os = .linux, .abi = .gnuabin32, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 }, .glibc_triple = "mips64el-linux-gnu-n32" },
.{ .arch = .mips64el, .os = .linux, .abi = .muslabi64, .os_ver = .{ .major = 2, .minor = 3, .patch = 48 } },
.{ .arch = .mips64el, .os = .linux, .abi = .muslabin32, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .powerpc, .os = .freebsd, .abi = .eabihf, .os_ver = .{ .major = 7, .minor = 1, .patch = 0 } },
.{ .arch = .powerpc, .os = .linux, .abi = .gnueabi, .os_ver = .{ .major = 1, .minor = 3, .patch = 45 }, .glibc_triple = "powerpc-linux-gnu-soft" },
.{ .arch = .powerpc, .os = .linux, .abi = .gnueabihf, .os_ver = .{ .major = 1, .minor = 3, .patch = 45 }, .glibc_triple = "powerpc-linux-gnu" },
.{ .arch = .powerpc, .os = .linux, .abi = .musleabi, .os_ver = .{ .major = 1, .minor = 3, .patch = 45 } },
.{ .arch = .powerpc, .os = .linux, .abi = .musleabihf, .os_ver = .{ .major = 1, .minor = 3, .patch = 45 } },
.{ .arch = .powerpc, .os = .netbsd, .abi = .eabi, .os_ver = .{ .major = 6, .minor = 0, .patch = 0 } },
.{ .arch = .powerpc, .os = .netbsd, .abi = .eabihf, .os_ver = .{ .major = 1, .minor = 4, .patch = 0 } },
.{ .arch = .powerpc64, .os = .freebsd, .abi = .none, .os_ver = .{ .major = 8, .minor = 0, .patch = 0 } },
.{ .arch = .powerpc64, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .powerpc64, .os = .linux, .abi = .musl, .os_ver = .{ .major = 2, .minor = 6, .patch = 0 } },
.{ .arch = .powerpc64le, .os = .freebsd, .abi = .none, .os_ver = .{ .major = 13, .minor = 0, .patch = 0 } },
.{ .arch = .powerpc64le, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 3, .minor = 14, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 19, .patch = 0 } },
.{ .arch = .powerpc64le, .os = .linux, .abi = .musl, .os_ver = .{ .major = 3, .minor = 14, .patch = 0 } },
.{ .arch = .riscv32, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 4, .minor = 15, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 33, .patch = 0 }, .glibc_triple = "riscv32-linux-gnu-rv32imafdc-ilp32d" },
.{ .arch = .riscv32, .os = .linux, .abi = .musl, .os_ver = .{ .major = 4, .minor = 15, .patch = 0 } },
.{ .arch = .riscv64, .os = .freebsd, .abi = .none, .os_ver = .{ .major = 12, .minor = 0, .patch = 0 } },
.{ .arch = .riscv64, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 4, .minor = 15, .patch = 0 }, .glibc_min = .{ .major = 2, .minor = 27, .patch = 0 }, .glibc_triple = "riscv64-linux-gnu-rv64imafdc-lp64d" },
.{ .arch = .riscv64, .os = .linux, .abi = .musl, .os_ver = .{ .major = 4, .minor = 15, .patch = 0 } },
.{ .arch = .s390x, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 2, .minor = 4, .patch = 2 } },
.{ .arch = .s390x, .os = .linux, .abi = .musl, .os_ver = .{ .major = 2, .minor = 4, .patch = 2 } },
.{ .arch = .sparc, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 2, .minor = 1, .patch = 19 }, .glibc_triple = "sparcv9-linux-gnu" },
.{ .arch = .sparc, .os = .netbsd, .abi = .none },
.{ .arch = .sparc64, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 2, .minor = 1, .patch = 19 } },
.{ .arch = .sparc64, .os = .netbsd, .abi = .none, .os_ver = .{ .major = 1, .minor = 4, .patch = 0 } },
.{ .arch = .wasm32, .os = .wasi, .abi = .musl },
.{ .arch = .x86, .os = .freebsd, .abi = .none },
.{ .arch = .x86, .os = .linux, .abi = .gnu, .glibc_triple = "i686-linux-gnu" },
.{ .arch = .x86, .os = .linux, .abi = .musl },
.{ .arch = .x86, .os = .netbsd, .abi = .none },
.{ .arch = .x86, .os = .windows, .abi = .gnu },
.{ .arch = .x86_64, .os = .freebsd, .abi = .none, .os_ver = .{ .major = 5, .minor = 1, .patch = 0 } },
.{ .arch = .x86_64, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 2, .minor = 6, .patch = 4 } },
.{ .arch = .x86_64, .os = .linux, .abi = .gnux32, .os_ver = .{ .major = 3, .minor = 4, .patch = 0 }, .glibc_triple = "x86_64-linux-gnu-x32" },
.{ .arch = .x86_64, .os = .linux, .abi = .musl, .os_ver = .{ .major = 2, .minor = 6, .patch = 4 } },
.{ .arch = .x86_64, .os = .linux, .abi = .muslx32, .os_ver = .{ .major = 3, .minor = 4, .patch = 0 } },
.{ .arch = .x86_64, .os = .macos, .abi = .none, .os_ver = .{ .major = 10, .minor = 7, .patch = 0 } },
.{ .arch = .x86_64, .os = .netbsd, .abi = .none, .os_ver = .{ .major = 2, .minor = 0, .patch = 0 } },
.{ .arch = .x86_64, .os = .windows, .abi = .gnu },
};
/// The version of Zig's bundled FreeBSD libc used when linking libc statically.
pub const freebsd_libc_version: std.SemanticVersion = .{ .major = 14, .minor = 0, .patch = 0 };
/// The version of Zig's bundled NetBSD libc used when linking libc statically.
pub const netbsd_libc_version: std.SemanticVersion = .{ .major = 10, .minor = 1, .patch = 0 };
pub fn canBuildLibC(target: *const std.Target) bool {
for (available_libcs) |libc| {
if (target.cpu.arch == libc.arch and target.os.tag == libc.os and target.abi == libc.abi) {
if (libc.os_ver) |libc_os_ver| {
if (switch (target.os.versionRange()) {
.semver => |v| v,
.linux => |v| v.range,
else => null,
}) |ver| {
if (ver.min.order(libc_os_ver) == .lt) return false;
}
}
if (libc.glibc_min) |glibc_min| {
if (target.os.versionRange().gnuLibCVersion().?.order(glibc_min) == .lt) return false;
}
return true;
}
}
return false;
}
/// Returns the subdirectory triple to be used to find the correct glibc for the given `arch`, `os`,
/// and `abi` in an installation directory created by glibc's `build-many-glibcs.py` script.
///
/// `os` must be `.linux` or `.hurd`. `abi` must be a GNU ABI, i.e. `.isGnu()`.
pub fn glibcRuntimeTriple(
allocator: Allocator,
arch: std.Target.Cpu.Arch,
os: std.Target.Os.Tag,
abi: std.Target.Abi,
) Allocator.Error![]const u8 {
assert(abi.isGnu());
for (available_libcs) |libc| {
if (libc.arch == arch and libc.os == os and libc.abi == abi) {
if (libc.glibc_triple) |triple| return allocator.dupe(u8, triple);
}
}
return switch (os) {
.hurd => std.Target.hurdTupleSimple(allocator, arch, abi),
.linux => std.Target.linuxTripleSimple(allocator, arch, os, abi),
else => unreachable,
};
}
/// Returns the subdirectory triple to be used to find the correct musl for the given `arch` and
/// `abi` in an installation directory.
///
/// `abi` must be a musl ABI, i.e. `.isMusl()`.
pub fn muslRuntimeTriple(
allocator: Allocator,
arch: std.Target.Cpu.Arch,
abi: std.Target.Abi,
) Allocator.Error![]const u8 {
assert(abi.isMusl());
return std.Target.linuxTripleSimple(allocator, arch, .linux, abi);
}
pub fn osArchName(target: *const std.Target) [:0]const u8 {
return switch (target.os.tag) {
.linux => switch (target.cpu.arch) {
.arm, .armeb, .thumb, .thumbeb => "arm",
.aarch64, .aarch64_be => "aarch64",
.loongarch32, .loongarch64 => "loongarch",
.mips, .mipsel, .mips64, .mips64el => "mips",
.powerpc, .powerpcle, .powerpc64, .powerpc64le => "powerpc",
.riscv32, .riscv64 => "riscv",
.sparc, .sparc64 => "sparc",
.x86, .x86_64 => "x86",
else => @tagName(target.cpu.arch),
},
else => @tagName(target.cpu.arch),
};
}
pub fn muslArchName(arch: std.Target.Cpu.Arch, abi: std.Target.Abi) [:0]const u8 {
return switch (abi) {
.muslabin32 => "mipsn32",
.muslx32 => "x32",
else => switch (arch) {
.arm, .armeb, .thumb, .thumbeb => "arm",
.aarch64, .aarch64_be => "aarch64",
.hexagon => "hexagon",
.loongarch64 => "loongarch64",
.m68k => "m68k",
.mips, .mipsel => "mips",
.mips64el, .mips64 => "mips64",
.powerpc => "powerpc",
.powerpc64, .powerpc64le => "powerpc64",
.riscv32 => "riscv32",
.riscv64 => "riscv64",
.s390x => "s390x",
.wasm32, .wasm64 => "wasm",
.x86 => "i386",
.x86_64 => "x86_64",
else => unreachable,
},
};
}
pub fn muslArchNameHeaders(arch: std.Target.Cpu.Arch) [:0]const u8 {
return switch (arch) {
.x86 => "x86",
else => muslArchName(arch, .musl),
};
}
pub fn muslAbiNameHeaders(abi: std.Target.Abi) [:0]const u8 {
return switch (abi) {
.muslabin32 => "muslabin32",
.muslx32 => "muslx32",
else => "musl",
};
}
pub fn glibcArchNameHeaders(arch: std.Target.Cpu.Arch) [:0]const u8 {
return switch (arch) {
.aarch64, .aarch64_be => "aarch64",
.arm, .armeb => "arm",
.loongarch64 => "loongarch",
.mips, .mipsel, .mips64, .mips64el => "mips",
.powerpc, .powerpc64, .powerpc64le => "powerpc",
.riscv32, .riscv64 => "riscv",
.sparc, .sparc64 => "sparc",
.x86, .x86_64 => "x86",
else => @tagName(arch),
};
}
pub fn glibcAbiNameHeaders(abi: std.Target.Abi) [:0]const u8 {
_ = abi;
return "gnu";
}
pub fn freebsdArchNameHeaders(arch: std.Target.Cpu.Arch) [:0]const u8 {
return switch (arch) {
.powerpc64le => "powerpc64",
else => @tagName(arch),
};
}
pub fn netbsdArchNameHeaders(arch: std.Target.Cpu.Arch) [:0]const u8 {
return switch (arch) {
.armeb => "arm",
.aarch64_be => "aarch64",
.mipsel => "mips",
.mips64el => "mips64",
else => @tagName(arch),
};
}
pub fn netbsdAbiNameHeaders(abi: std.Target.Abi) [:0]const u8 {
return switch (abi) {
.eabi, .eabihf => "eabi",
else => "none",
};
}
pub fn isLibCLibName(target: *const std.Target, name: []const u8) bool {
const ignore_case = target.os.tag.isDarwin() or target.os.tag == .windows;
if (eqlIgnoreCase(ignore_case, name, "c"))
return true;
if (target.isMinGW()) {
if (eqlIgnoreCase(ignore_case, name, "adsiid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "amstrmid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "bits"))
return true;
if (eqlIgnoreCase(ignore_case, name, "delayimp"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dloadhelper"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dmoguids"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dxerr8"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dxerr9"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dxguid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "ksguid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "largeint"))
return true;
if (eqlIgnoreCase(ignore_case, name, "m"))
return true;
if (eqlIgnoreCase(ignore_case, name, "mfuuid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "mingw32"))
return true;
if (eqlIgnoreCase(ignore_case, name, "mingwex"))
return true;
if (eqlIgnoreCase(ignore_case, name, "mingwthrd"))
return true;
if (eqlIgnoreCase(ignore_case, name, "moldname"))
return true;
if (eqlIgnoreCase(ignore_case, name, "msvcrt-os"))
return true;
if (eqlIgnoreCase(ignore_case, name, "portabledeviceguids"))
return true;
if (eqlIgnoreCase(ignore_case, name, "pthread"))
return true;
if (eqlIgnoreCase(ignore_case, name, "strmiids"))
return true;
if (eqlIgnoreCase(ignore_case, name, "uuid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "wbemuuid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "wiaguid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "winpthread"))
return true;
if (eqlIgnoreCase(ignore_case, name, "wmcodecdspuuid"))
return true;
return false;
}
if (target.abi.isGnu() or target.abi.isMusl()) {
if (eqlIgnoreCase(ignore_case, name, "m"))
return true;
if (eqlIgnoreCase(ignore_case, name, "rt"))
return true;
if (eqlIgnoreCase(ignore_case, name, "pthread"))
return true;
if (eqlIgnoreCase(ignore_case, name, "util"))
return true;
if (eqlIgnoreCase(ignore_case, name, "resolv"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dl"))
return true;
}
if (target.abi.isMusl()) {
if (eqlIgnoreCase(ignore_case, name, "crypt"))
return true;
if (eqlIgnoreCase(ignore_case, name, "xnet"))
return true;
if (target.os.tag == .wasi) {
if (eqlIgnoreCase(ignore_case, name, "setjmp"))
return true;
if (eqlIgnoreCase(ignore_case, name, "wasi-emulated-getpid"))
return true;
if (eqlIgnoreCase(ignore_case, name, "wasi-emulated-mman"))
return true;
if (eqlIgnoreCase(ignore_case, name, "wasi-emulated-process-clocks"))
return true;
if (eqlIgnoreCase(ignore_case, name, "wasi-emulated-signal"))
return true;
}
}
if (target.os.tag.isDarwin()) {
if (eqlIgnoreCase(ignore_case, name, "System"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dbm"))
return true;
if (eqlIgnoreCase(ignore_case, name, "dl"))
return true;
if (eqlIgnoreCase(ignore_case, name, "info"))
return true;
if (eqlIgnoreCase(ignore_case, name, "m"))
return true;
if (eqlIgnoreCase(ignore_case, name, "poll"))
return true;
if (eqlIgnoreCase(ignore_case, name, "proc"))
return true;
if (eqlIgnoreCase(ignore_case, name, "pthread"))
return true;
if (eqlIgnoreCase(ignore_case, name, "rpcsvc"))
return true;
}
if (target.os.isAtLeast(.macos, .{ .major = 10, .minor = 8, .patch = 0 }) orelse false) {
if (eqlIgnoreCase(ignore_case, name, "mx"))
return true;
}
if (target.isFreeBSDLibC()) {
if (eqlIgnoreCase(ignore_case, name, "dl"))
return true;
if (eqlIgnoreCase(ignore_case, name, "execinfo"))
return true;
if (eqlIgnoreCase(ignore_case, name, "m"))
return true;
if (eqlIgnoreCase(ignore_case, name, "pthread"))
return true;
if (eqlIgnoreCase(ignore_case, name, "rt"))
return true;
if (eqlIgnoreCase(ignore_case, name, "stdthreads"))
return true;
if (eqlIgnoreCase(ignore_case, name, "thr"))
return true;
if (eqlIgnoreCase(ignore_case, name, "util"))
return true;
if (eqlIgnoreCase(ignore_case, name, "xnet"))
return true;
}
if (target.isNetBSDLibC()) {
if (eqlIgnoreCase(ignore_case, name, "execinfo"))
return true;
if (eqlIgnoreCase(ignore_case, name, "m"))
return true;
if (eqlIgnoreCase(ignore_case, name, "pthread"))
return true;
if (eqlIgnoreCase(ignore_case, name, "rt"))
return true;
if (eqlIgnoreCase(ignore_case, name, "util"))
return true;
}
if (target.os.tag == .haiku) {
if (eqlIgnoreCase(ignore_case, name, "root"))
return true;
if (eqlIgnoreCase(ignore_case, name, "network"))
return true;
}
if (target.os.tag == .serenity) {
if (eqlIgnoreCase(ignore_case, name, "dl"))
return true;
if (eqlIgnoreCase(ignore_case, name, "m"))
return true;
if (eqlIgnoreCase(ignore_case, name, "pthread"))
return true;
if (eqlIgnoreCase(ignore_case, name, "ssp"))
return true;
}
return false;
}
pub fn isLibCxxLibName(target: *const std.Target, name: []const u8) bool {
const ignore_case = target.os.tag.isDarwin() or target.os.tag == .windows;
return eqlIgnoreCase(ignore_case, name, "c++") or
eqlIgnoreCase(ignore_case, name, "stdc++") or
eqlIgnoreCase(ignore_case, name, "c++abi") or
eqlIgnoreCase(ignore_case, name, "supc++");
}
fn eqlIgnoreCase(ignore_case: bool, a: []const u8, b: []const u8) bool {
if (ignore_case) {
return std.ascii.eqlIgnoreCase(a, b);
} else {
return std.mem.eql(u8, a, b);
}
}
pub fn intByteSize(target: *const std.Target, bits: u16) u16 {
const previous_aligned = std.mem.alignBackward(u16, bits, 8);
return std.mem.alignForward(u16, @divExact(previous_aligned, 8) + @intFromBool(previous_aligned != bits), intAlignment(target, bits));
}
pub fn intAlignment(target: *const std.Target, bits: u16) u16 {
return switch (target.cpu.arch) {
.x86 => switch (bits) {
0 => 0,
1...8 => 1,
9...16 => 2,
17...32 => 4,
33...64 => switch (target.os.tag) {
.uefi, .windows => 8,
else => 4,
},
else => 16,
},
.x86_64 => switch (bits) {
0 => 0,
1...8 => 1,
9...16 => 2,
17...32 => 4,
33...64 => 8,
else => 16,
},
else => return @min(
std.math.ceilPowerOfTwoPromote(u16, @as(u16, @intCast((@as(u17, bits) + 7) / 8))),
target.cMaxIntAlignment(),
),
};
}
const std = @import("std");
const assert = std.debug.assert;
const Allocator = std.mem.Allocator;
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