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target.zig
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const std = @import("std.zig");
const mem = std.mem;
const builtin = std.builtin;
/// TODO Nearly all the functions in this namespace would be
/// better off if https://github.com/ziglang/zig/issues/425
/// was solved.
pub const Target = union(enum) {
Native: void,
Cross: Cross,
pub const Os = enum {
freestanding,
ananas,
cloudabi,
dragonfly,
freebsd,
fuchsia,
ios,
kfreebsd,
linux,
lv2,
macosx,
netbsd,
openbsd,
solaris,
windows,
haiku,
minix,
rtems,
nacl,
cnk,
aix,
cuda,
nvcl,
amdhsa,
ps4,
elfiamcu,
tvos,
watchos,
mesa3d,
contiki,
amdpal,
hermit,
hurd,
wasi,
emscripten,
uefi,
other,
pub fn parse(text: []const u8) !Os {
const info = @typeInfo(Os);
inline for (info.Enum.fields) |field| {
if (mem.eql(u8, text, field.name)) {
return @field(Os, field.name);
}
}
return error.UnknownOperatingSystem;
}
};
pub const aarch64 = @import("target/aarch64.zig");
pub const amdgpu = @import("target/amdgpu.zig");
pub const arm = @import("target/arm.zig");
pub const avr = @import("target/avr.zig");
pub const bpf = @import("target/bpf.zig");
pub const hexagon = @import("target/hexagon.zig");
pub const mips = @import("target/mips.zig");
pub const msp430 = @import("target/msp430.zig");
pub const nvptx = @import("target/nvptx.zig");
pub const powerpc = @import("target/powerpc.zig");
pub const riscv = @import("target/riscv.zig");
pub const sparc = @import("target/sparc.zig");
pub const systemz = @import("target/systemz.zig");
pub const wasm = @import("target/wasm.zig");
pub const x86 = @import("target/x86.zig");
pub const Abi = enum {
none,
gnu,
gnuabin32,
gnuabi64,
gnueabi,
gnueabihf,
gnux32,
code16,
eabi,
eabihf,
elfv1,
elfv2,
android,
musl,
musleabi,
musleabihf,
msvc,
itanium,
cygnus,
coreclr,
simulator,
macabi,
pub fn default(arch: Cpu.Arch, target_os: Os) Abi {
switch (arch) {
.wasm32, .wasm64 => return .musl,
else => {},
}
switch (target_os) {
.freestanding,
.ananas,
.cloudabi,
.dragonfly,
.lv2,
.solaris,
.haiku,
.minix,
.rtems,
.nacl,
.cnk,
.aix,
.cuda,
.nvcl,
.amdhsa,
.ps4,
.elfiamcu,
.mesa3d,
.contiki,
.amdpal,
.hermit,
.other,
=> return .eabi,
.openbsd,
.macosx,
.freebsd,
.ios,
.tvos,
.watchos,
.fuchsia,
.kfreebsd,
.netbsd,
.hurd,
=> return .gnu,
.windows,
.uefi,
=> return .msvc,
.linux,
.wasi,
.emscripten,
=> return .musl,
}
}
pub fn parse(text: []const u8) !Abi {
const info = @typeInfo(Abi);
inline for (info.Enum.fields) |field| {
if (mem.eql(u8, text, field.name)) {
return @field(Abi, field.name);
}
}
return error.UnknownApplicationBinaryInterface;
}
};
pub const ObjectFormat = enum {
unknown,
coff,
elf,
macho,
wasm,
};
pub const SubSystem = enum {
Console,
Windows,
Posix,
Native,
EfiApplication,
EfiBootServiceDriver,
EfiRom,
EfiRuntimeDriver,
};
pub const Cross = struct {
cpu: Cpu,
os: Os,
abi: Abi,
};
pub const Cpu = struct {
/// Architecture
arch: Arch,
/// The CPU model to target. It has a set of features
/// which are overridden with the `features` field.
model: *const Model,
/// An explicit list of the entire CPU feature set. It may differ from the specific CPU model's features.
features: Feature.Set,
pub const Feature = struct {
/// The bit index into `Set`. Has a default value of `undefined` because the canonical
/// structures are populated via comptime logic.
index: Set.Index = undefined,
/// Has a default value of `undefined` because the canonical
/// structures are populated via comptime logic.
name: []const u8 = undefined,
/// If this corresponds to an LLVM-recognized feature, this will be populated;
/// otherwise null.
llvm_name: ?[:0]const u8,
/// Human-friendly UTF-8 text.
description: []const u8,
/// Sparse `Set` of features this depends on.
dependencies: Set,
/// A bit set of all the features.
pub const Set = struct {
ints: [usize_count]usize,
pub const needed_bit_count = 154;
pub const byte_count = (needed_bit_count + 7) / 8;
pub const usize_count = (byte_count + (@sizeOf(usize) - 1)) / @sizeOf(usize);
pub const Index = std.math.Log2Int(@IntType(false, usize_count * @bitSizeOf(usize)));
pub const ShiftInt = std.math.Log2Int(usize);
pub const empty = Set{ .ints = [1]usize{0} ** usize_count };
pub fn empty_workaround() Set {
return Set{ .ints = [1]usize{0} ** usize_count };
}
pub fn isEnabled(set: Set, arch_feature_index: Index) bool {
const usize_index = arch_feature_index / @bitSizeOf(usize);
const bit_index = @intCast(ShiftInt, arch_feature_index % @bitSizeOf(usize));
return (set.ints[usize_index] & (@as(usize, 1) << bit_index)) != 0;
}
/// Adds the specified feature but not its dependencies.
pub fn addFeature(set: *Set, arch_feature_index: Index) void {
const usize_index = arch_feature_index / @bitSizeOf(usize);
const bit_index = @intCast(ShiftInt, arch_feature_index % @bitSizeOf(usize));
set.ints[usize_index] |= @as(usize, 1) << bit_index;
}
/// Adds the specified feature set but not its dependencies.
pub fn addFeatureSet(set: *Set, other_set: Set) void {
set.ints = @as(@Vector(usize_count, usize), set.ints) |
@as(@Vector(usize_count, usize), other_set.ints);
}
/// Removes the specified feature but not its dependents.
pub fn removeFeature(set: *Set, arch_feature_index: Index) void {
const usize_index = arch_feature_index / @bitSizeOf(usize);
const bit_index = @intCast(ShiftInt, arch_feature_index % @bitSizeOf(usize));
set.ints[usize_index] &= ~(@as(usize, 1) << bit_index);
}
pub fn populateDependencies(set: *Set, all_features_list: []const Cpu.Feature) void {
@setEvalBranchQuota(1000000);
var old = set.ints;
while (true) {
for (all_features_list) |feature, index_usize| {
const index = @intCast(Index, index_usize);
if (set.isEnabled(index)) {
set.addFeatureSet(feature.dependencies);
}
}
const nothing_changed = mem.eql(usize, &old, &set.ints);
if (nothing_changed) return;
old = set.ints;
}
}
pub fn asBytes(set: *const Set) *const [byte_count]u8 {
return @ptrCast(*const [byte_count]u8, &set.ints);
}
pub fn eql(set: Set, other: Set) bool {
return mem.eql(usize, &set.ints, &other.ints);
}
};
pub fn feature_set_fns(comptime F: type) type {
return struct {
/// Populates only the feature bits specified.
pub fn featureSet(features: []const F) Set {
var x = Set.empty_workaround(); // TODO remove empty_workaround
for (features) |feature| {
x.addFeature(@enumToInt(feature));
}
return x;
}
pub fn featureSetHas(set: Set, feature: F) bool {
return set.isEnabled(@enumToInt(feature));
}
};
}
};
pub const Arch = enum {
arm,
armeb,
aarch64,
aarch64_be,
aarch64_32,
arc,
avr,
bpfel,
bpfeb,
hexagon,
mips,
mipsel,
mips64,
mips64el,
msp430,
powerpc,
powerpc64,
powerpc64le,
r600,
amdgcn,
riscv32,
riscv64,
sparc,
sparcv9,
sparcel,
s390x,
tce,
tcele,
thumb,
thumbeb,
i386,
x86_64,
xcore,
nvptx,
nvptx64,
le32,
le64,
amdil,
amdil64,
hsail,
hsail64,
spir,
spir64,
kalimba,
shave,
lanai,
wasm32,
wasm64,
renderscript32,
renderscript64,
pub fn isARM(arch: Arch) bool {
return switch (arch) {
.arm, .armeb => true,
else => false,
};
}
pub fn isThumb(arch: Arch) bool {
return switch (arch) {
.thumb, .thumbeb => true,
else => false,
};
}
pub fn isWasm(arch: Arch) bool {
return switch (arch) {
.wasm32, .wasm64 => true,
else => false,
};
}
pub fn isRISCV(arch: Arch) bool {
return switch (arch) {
.riscv32, .riscv64 => true,
else => false,
};
}
pub fn isMIPS(arch: Arch) bool {
return switch (arch) {
.mips, .mipsel, .mips64, .mips64el => true,
else => false,
};
}
pub fn parseCpuModel(arch: Arch, cpu_name: []const u8) !*const Cpu.Model {
for (arch.allCpuModels()) |cpu| {
if (mem.eql(u8, cpu_name, cpu.name)) {
return cpu;
}
}
return error.UnknownCpu;
}
pub fn toElfMachine(arch: Arch) std.elf.EM {
return switch (arch) {
.avr => ._AVR,
.msp430 => ._MSP430,
.arc => ._ARC,
.arm => ._ARM,
.armeb => ._ARM,
.hexagon => ._HEXAGON,
.le32 => ._NONE,
.mips => ._MIPS,
.mipsel => ._MIPS_RS3_LE,
.powerpc => ._PPC,
.r600 => ._NONE,
.riscv32 => ._RISCV,
.sparc => ._SPARC,
.sparcel => ._SPARC,
.tce => ._NONE,
.tcele => ._NONE,
.thumb => ._ARM,
.thumbeb => ._ARM,
.i386 => ._386,
.xcore => ._XCORE,
.nvptx => ._NONE,
.amdil => ._NONE,
.hsail => ._NONE,
.spir => ._NONE,
.kalimba => ._CSR_KALIMBA,
.shave => ._NONE,
.lanai => ._LANAI,
.wasm32 => ._NONE,
.renderscript32 => ._NONE,
.aarch64_32 => ._AARCH64,
.aarch64 => ._AARCH64,
.aarch64_be => ._AARCH64,
.mips64 => ._MIPS,
.mips64el => ._MIPS_RS3_LE,
.powerpc64 => ._PPC64,
.powerpc64le => ._PPC64,
.riscv64 => ._RISCV,
.x86_64 => ._X86_64,
.nvptx64 => ._NONE,
.le64 => ._NONE,
.amdil64 => ._NONE,
.hsail64 => ._NONE,
.spir64 => ._NONE,
.wasm64 => ._NONE,
.renderscript64 => ._NONE,
.amdgcn => ._NONE,
.bpfel => ._BPF,
.bpfeb => ._BPF,
.sparcv9 => ._SPARCV9,
.s390x => ._S390,
};
}
pub fn endian(arch: Arch) builtin.Endian {
return switch (arch) {
.avr,
.arm,
.aarch64_32,
.aarch64,
.amdgcn,
.amdil,
.amdil64,
.bpfel,
.hexagon,
.hsail,
.hsail64,
.kalimba,
.le32,
.le64,
.mipsel,
.mips64el,
.msp430,
.nvptx,
.nvptx64,
.sparcel,
.tcele,
.powerpc64le,
.r600,
.riscv32,
.riscv64,
.i386,
.x86_64,
.wasm32,
.wasm64,
.xcore,
.thumb,
.spir,
.spir64,
.renderscript32,
.renderscript64,
.shave,
=> .Little,
.arc,
.armeb,
.aarch64_be,
.bpfeb,
.mips,
.mips64,
.powerpc,
.powerpc64,
.thumbeb,
.sparc,
.sparcv9,
.tce,
.lanai,
.s390x,
=> .Big,
};
}
/// Returns a name that matches the lib/std/target/* directory name.
pub fn genericName(arch: Arch) []const u8 {
return switch (arch) {
.arm, .armeb, .thumb, .thumbeb => "arm",
.aarch64, .aarch64_be, .aarch64_32 => "aarch64",
.avr => "avr",
.bpfel, .bpfeb => "bpf",
.hexagon => "hexagon",
.mips, .mipsel, .mips64, .mips64el => "mips",
.msp430 => "msp430",
.powerpc, .powerpc64, .powerpc64le => "powerpc",
.amdgcn => "amdgpu",
.riscv32, .riscv64 => "riscv",
.sparc, .sparcv9, .sparcel => "sparc",
.s390x => "systemz",
.i386, .x86_64 => "x86",
.nvptx, .nvptx64 => "nvptx",
.wasm32, .wasm64 => "wasm",
else => @tagName(arch),
};
}
/// All CPU features Zig is aware of, sorted lexicographically by name.
pub fn allFeaturesList(arch: Arch) []const Cpu.Feature {
return switch (arch) {
.arm, .armeb, .thumb, .thumbeb => &arm.all_features,
.aarch64, .aarch64_be, .aarch64_32 => &aarch64.all_features,
.avr => &avr.all_features,
.bpfel, .bpfeb => &bpf.all_features,
.hexagon => &hexagon.all_features,
.mips, .mipsel, .mips64, .mips64el => &mips.all_features,
.msp430 => &msp430.all_features,
.powerpc, .powerpc64, .powerpc64le => &powerpc.all_features,
.amdgcn => &amdgpu.all_features,
.riscv32, .riscv64 => &riscv.all_features,
.sparc, .sparcv9, .sparcel => &sparc.all_features,
.s390x => &systemz.all_features,
.i386, .x86_64 => &x86.all_features,
.nvptx, .nvptx64 => &nvptx.all_features,
.wasm32, .wasm64 => &wasm.all_features,
else => &[0]Cpu.Feature{},
};
}
/// All processors Zig is aware of, sorted lexicographically by name.
pub fn allCpuModels(arch: Arch) []const *const Cpu.Model {
return switch (arch) {
.arm, .armeb, .thumb, .thumbeb => arm.all_cpus,
.aarch64, .aarch64_be, .aarch64_32 => aarch64.all_cpus,
.avr => avr.all_cpus,
.bpfel, .bpfeb => bpf.all_cpus,
.hexagon => hexagon.all_cpus,
.mips, .mipsel, .mips64, .mips64el => mips.all_cpus,
.msp430 => msp430.all_cpus,
.powerpc, .powerpc64, .powerpc64le => powerpc.all_cpus,
.amdgcn => amdgpu.all_cpus,
.riscv32, .riscv64 => riscv.all_cpus,
.sparc, .sparcv9, .sparcel => sparc.all_cpus,
.s390x => systemz.all_cpus,
.i386, .x86_64 => x86.all_cpus,
.nvptx, .nvptx64 => nvptx.all_cpus,
.wasm32, .wasm64 => wasm.all_cpus,
else => &[0]*const Model{},
};
}
pub fn parse(text: []const u8) !Arch {
const info = @typeInfo(Arch);
inline for (info.Enum.fields) |field| {
if (mem.eql(u8, text, field.name)) {
return @as(Arch, @field(Arch, field.name));
}
}
return error.UnknownArchitecture;
}
};
pub const Model = struct {
name: []const u8,
llvm_name: ?[:0]const u8,
features: Feature.Set,
pub fn toCpu(model: *const Model, arch: Arch) Cpu {
var features = model.features;
features.populateDependencies(arch.allFeaturesList());
return .{
.arch = arch,
.model = model,
.features = features,
};
}
};
/// The "default" set of CPU features for cross-compiling. A conservative set
/// of features that is expected to be supported on most available hardware.
pub fn baseline(arch: Arch) Cpu {
const S = struct {
const generic_model = Model{
.name = "generic",
.llvm_name = null,
.features = Cpu.Feature.Set.empty,
};
};
const model = switch (arch) {
.arm, .armeb, .thumb, .thumbeb => &arm.cpu.baseline,
.aarch64, .aarch64_be, .aarch64_32 => &aarch64.cpu.generic,
.avr => &avr.cpu.avr1,
.bpfel, .bpfeb => &bpf.cpu.generic,
.hexagon => &hexagon.cpu.generic,
.mips, .mipsel => &mips.cpu.mips32,
.mips64, .mips64el => &mips.cpu.mips64,
.msp430 => &msp430.cpu.generic,
.powerpc, .powerpc64, .powerpc64le => &powerpc.cpu.generic,
.amdgcn => &amdgpu.cpu.generic,
.riscv32 => &riscv.cpu.baseline_rv32,
.riscv64 => &riscv.cpu.baseline_rv64,
.sparc, .sparcv9, .sparcel => &sparc.cpu.generic,
.s390x => &systemz.cpu.generic,
.i386 => &x86.cpu.pentium4,
.x86_64 => &x86.cpu.x86_64,
.nvptx, .nvptx64 => &nvptx.cpu.sm_20,
.wasm32, .wasm64 => &wasm.cpu.generic,
else => &S.generic_model,
};
return model.toCpu(arch);
}
};
pub const current = Target{
.Cross = Cross{
.cpu = builtin.cpu,
.os = builtin.os,
.abi = builtin.abi,
},
};
pub const stack_align = 16;
pub fn zigTriple(self: Target, allocator: *mem.Allocator) ![]u8 {
return std.fmt.allocPrint(allocator, "{}-{}-{}", .{
@tagName(self.getArch()),
@tagName(self.getOs()),
@tagName(self.getAbi()),
});
}
/// Returned slice must be freed by the caller.
pub fn vcpkgTriplet(allocator: *mem.Allocator, target: Target, linkage: std.build.VcpkgLinkage) ![]const u8 {
const arch = switch (target.getArch()) {
.i386 => "x86",
.x86_64 => "x64",
.arm,
.armeb,
.thumb,
.thumbeb,
.aarch64_32,
=> "arm",
.aarch64,
.aarch64_be,
=> "arm64",
else => return error.VcpkgNoSuchArchitecture,
};
const os = switch (target.getOs()) {
.windows => "windows",
.linux => "linux",
.macosx => "macos",
else => return error.VcpkgNoSuchOs,
};
if (linkage == .Static) {
return try mem.join(allocator, "-", &[_][]const u8{ arch, os, "static" });
} else {
return try mem.join(allocator, "-", &[_][]const u8{ arch, os });
}
}
pub fn allocDescription(self: Target, allocator: *mem.Allocator) ![]u8 {
// TODO is there anything else worthy of the description that is not
// already captured in the triple?
return self.zigTriple(allocator);
}
pub fn zigTripleNoSubArch(self: Target, allocator: *mem.Allocator) ![]u8 {
return std.fmt.allocPrint(allocator, "{}-{}-{}", .{
@tagName(self.getArch()),
@tagName(self.getOs()),
@tagName(self.getAbi()),
});
}
pub fn linuxTriple(self: Target, allocator: *mem.Allocator) ![]u8 {
return std.fmt.allocPrint(allocator, "{}-{}-{}", .{
@tagName(self.getArch()),
@tagName(self.getOs()),
@tagName(self.getAbi()),
});
}
pub const ParseOptions = struct {
/// This is sometimes called a "triple". It looks roughly like this:
/// riscv64-linux-gnu
/// The fields are, respectively:
/// * CPU Architecture
/// * Operating System
/// * C ABI (optional)
arch_os_abi: []const u8,
/// Looks like "name+a+b-c-d+e", where "name" is a CPU Model name, "a", "b", and "e"
/// are examples of CPU features to add to the set, and "c" and "d" are examples of CPU features
/// to remove from the set.
cpu_features: []const u8 = "baseline",
/// If this is provided, the function will populate some information about parsing failures,
/// so that user-friendly error messages can be delivered.
diagnostics: ?*Diagnostics = null,
pub const Diagnostics = struct {
/// If the architecture was determined, this will be populated.
arch: ?Cpu.Arch = null,
/// If the OS was determined, this will be populated.
os: ?Os = null,
/// If the ABI was determined, this will be populated.
abi: ?Abi = null,
/// If the CPU name was determined, this will be populated.
cpu_name: ?[]const u8 = null,
/// If error.UnknownCpuFeature is returned, this will be populated.
unknown_feature_name: ?[]const u8 = null,
};
};
pub fn parse(args: ParseOptions) !Target {
var dummy_diags: ParseOptions.Diagnostics = undefined;
var diags = args.diagnostics orelse &dummy_diags;
var it = mem.separate(args.arch_os_abi, "-");
const arch_name = it.next() orelse return error.MissingArchitecture;
const arch = try Cpu.Arch.parse(arch_name);
diags.arch = arch;
const os_name = it.next() orelse return error.MissingOperatingSystem;
const os = try Os.parse(os_name);
diags.os = os;
const abi_name = it.next();
const abi = if (abi_name) |n| try Abi.parse(n) else Abi.default(arch, os);
diags.abi = abi;
if (it.next() != null) return error.UnexpectedExtraField;
const all_features = arch.allFeaturesList();
var index: usize = 0;
while (index < args.cpu_features.len and
args.cpu_features[index] != '+' and
args.cpu_features[index] != '-')
{
index += 1;
}
const cpu_name = args.cpu_features[0..index];
diags.cpu_name = cpu_name;
const cpu: Cpu = if (mem.eql(u8, cpu_name, "baseline")) Cpu.baseline(arch) else blk: {
const cpu_model = try arch.parseCpuModel(cpu_name);
var set = cpu_model.features;
while (index < args.cpu_features.len) {
const op = args.cpu_features[index];
index += 1;
const start = index;
while (index < args.cpu_features.len and
args.cpu_features[index] != '+' and
args.cpu_features[index] != '-')
{
index += 1;
}
const feature_name = args.cpu_features[start..index];
for (all_features) |feature, feat_index_usize| {
const feat_index = @intCast(Cpu.Feature.Set.Index, feat_index_usize);
if (mem.eql(u8, feature_name, feature.name)) {
switch (op) {
'+' => set.addFeature(feat_index),
'-' => set.removeFeature(feat_index),
else => unreachable,
}
break;
}
} else {
diags.unknown_feature_name = feature_name;
return error.UnknownCpuFeature;
}
}
set.populateDependencies(all_features);
break :blk .{
.arch = arch,
.model = cpu_model,
.features = set,
};
};
var cross = Cross{
.cpu = cpu,
.os = os,
.abi = abi,
};
return Target{ .Cross = cross };
}
pub fn oFileExt(self: Target) []const u8 {
return switch (self.getAbi()) {
.msvc => ".obj",
else => ".o",
};
}
pub fn exeFileExt(self: Target) []const u8 {
if (self.isWindows()) {
return ".exe";
} else if (self.isUefi()) {
return ".efi";
} else if (self.isWasm()) {
return ".wasm";
} else {
return "";
}
}
pub fn staticLibSuffix(self: Target) []const u8 {
if (self.isWasm()) {
return ".wasm";
}
switch (self.getAbi()) {
.msvc => return ".lib",
else => return ".a",
}
}
pub fn dynamicLibSuffix(self: Target) []const u8 {
if (self.isDarwin()) {
return ".dylib";
}
switch (self.getOs()) {
.windows => return ".dll",
else => return ".so",
}
}
pub fn libPrefix(self: Target) []const u8 {
if (self.isWasm()) {
return "";
}
switch (self.getAbi()) {
.msvc => return "",
else => return "lib",
}
}
pub fn getOs(self: Target) Os {
return switch (self) {
.Native => builtin.os,
.Cross => |t| t.os,
};
}
pub fn getCpu(self: Target) Cpu {
return switch (self) {
.Native => builtin.cpu,
.Cross => |cross| cross.cpu,
};
}
pub fn getArch(self: Target) Cpu.Arch {
return self.getCpu().arch;
}
pub fn getAbi(self: Target) Abi {
switch (self) {
.Native => return builtin.abi,
.Cross => |t| return t.abi,
}
}
pub fn getObjectFormat(self: Target) ObjectFormat {
switch (self) {
.Native => return @import("builtin").object_format,
.Cross => blk: {
if (self.isWindows() or self.isUefi()) {
return .coff;
} else if (self.isDarwin()) {
return .macho;
}
if (self.isWasm()) {
return .wasm;
}
return .elf;
},
}
}
pub fn isMinGW(self: Target) bool {
return self.isWindows() and self.isGnu();
}
pub fn isGnu(self: Target) bool {
return switch (self.getAbi()) {
.gnu, .gnuabin32, .gnuabi64, .gnueabi, .gnueabihf, .gnux32 => true,
else => false,
};
}
pub fn isMusl(self: Target) bool {
return switch (self.getAbi()) {
.musl, .musleabi, .musleabihf => true,
else => false,
};
}
pub fn isDarwin(self: Target) bool {
return switch (self.getOs()) {
.ios, .macosx, .watchos, .tvos => true,
else => false,
};
}
pub fn isWindows(self: Target) bool {
return switch (self.getOs()) {
.windows => true,
else => false,
};
}
pub fn isLinux(self: Target) bool {
return switch (self.getOs()) {
.linux => true,
else => false,
};
}
pub fn isAndroid(self: Target) bool {
return switch (self.getAbi()) {
.android => true,
else => false,
};
}
pub fn isDragonFlyBSD(self: Target) bool {
return switch (self.getOs()) {
.dragonfly => true,
else => false,
};
}
pub fn isUefi(self: Target) bool {
return switch (self.getOs()) {
.uefi => true,
else => false,
};
}
pub fn isWasm(self: Target) bool {
return switch (self.getArch()) {
.wasm32, .wasm64 => true,
else => false,
};
}
pub fn isFreeBSD(self: Target) bool {
return switch (self.getOs()) {
.freebsd => true,
else => false,
};
}
pub fn isNetBSD(self: Target) bool {
return switch (self.getOs()) {
.netbsd => true,
else => false,
};
}
pub fn wantSharedLibSymLinks(self: Target) bool {