Files
zig/lib/std/zig/target.zig
Alex Rønne Petersen 7d699be772 std.zig.target: Remove some library names from isLibCLibName() for MinGW.
These are system DLLs, most of which MinGW provides .def files for. It just so
happens that MinGW also has some static libraries by the same name which link in
some GUID definitions.

The remaining non-MinGW library names represent libraries that are always
statically linked, so if those are requested by the user, it makes sense to
error if libc is not linked. A future enhancement could be to compile those
independent of mingw32.lib, however.

Closes #22560.
2025-01-29 21:38:34 +01:00

325 lines
17 KiB
Zig

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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .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 = .sparc64, .os = .linux, .abi = .gnu, .os_ver = .{ .major = 2, .minor = 1, .patch = 19 } },
.{ .arch = .wasm32, .os = .wasi, .abi = .musl },
.{ .arch = .x86, .os = .linux, .abi = .gnu },
.{ .arch = .x86, .os = .linux, .abi = .musl },
.{ .arch = .x86, .os = .windows, .abi = .gnu },
.{ .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 = .windows, .abi = .gnu },
};
pub fn canBuildLibC(target: 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,
};
}
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",
.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 isLibCLibName(target: 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, "scrnsave"))
return true;
if (eqlIgnoreCase(ignore_case, name, "scrnsavw"))
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, "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, "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.os.tag == .haiku) {
if (eqlIgnoreCase(ignore_case, name, "root"))
return true;
if (eqlIgnoreCase(ignore_case, name, "network"))
return true;
}
return false;
}
pub fn isLibCxxLibName(target: 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);
}
}
const std = @import("std");
const assert = std.debug.assert;
const Allocator = std.mem.Allocator;