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std.Target: pull Os.requiresLibC() up to Target

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Alex Rønne Petersen 2025-07-30 18:58:47 +02:00
parent 6ec275ebd8
commit 259b7c3f3f
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2 changed files with 51 additions and 52 deletions
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101
lib/std/Target.zig
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@ -697,57 +697,6 @@ pub const Os = struct {
=> |field| @field(os.version_range, @tagName(field)).isAtLeast(ver),
};
}
/// On Darwin, we always link libSystem which contains libc.
/// Similarly on FreeBSD and NetBSD we always link system libc
/// since this is the stable syscall interface.
pub fn requiresLibC(os: Os) bool {
return switch (os.tag) {
.aix,
.driverkit,
.macos,
.ios,
.tvos,
.watchos,
.visionos,
.dragonfly,
.openbsd,
.haiku,
.solaris,
.illumos,
.serenity,
=> true,
.linux,
.windows,
.freebsd,
.netbsd,
.freestanding,
.fuchsia,
.ps3,
.zos,
.rtems,
.cuda,
.nvcl,
.amdhsa,
.ps4,
.ps5,
.mesa3d,
.contiki,
.amdpal,
.hermit,
.hurd,
.wasi,
.emscripten,
.uefi,
.opencl,
.opengl,
.vulkan,
.plan9,
.other,
=> false,
};
}
};
pub const aarch64 = @import("Target/aarch64.zig");
@ -2055,6 +2004,56 @@ pub inline fn isWasiLibC(target: *const Target) bool {
return target.os.tag == .wasi and target.abi.isMusl();
}
/// Does this target require linking libc? This may be the case if the target has an unstable
/// syscall interface, for example.
pub fn requiresLibC(target: *const Target) bool {
return switch (target.os.tag) {
.aix,
.driverkit,
.macos,
.ios,
.tvos,
.watchos,
.visionos,
.dragonfly,
.openbsd,
.haiku,
.solaris,
.illumos,
.serenity,
=> true,
.linux
.windows,
.freebsd,
.netbsd,
.freestanding,
.fuchsia,
.ps3,
.zos,
.rtems,
.cuda,
.nvcl,
.amdhsa,
.ps4,
.ps5,
.mesa3d,
.contiki,
.amdpal,
.hermit,
.hurd,
.wasi,
.emscripten,
.uefi,
.opencl,
.opengl,
.vulkan,
.plan9,
.other,
=> false,
};
}
pub const DynamicLinker = struct {
/// Contains the memory used to store the dynamic linker path. This field
/// should not be used directly. See `get` and `set`. This field exists so

2
src/target.zig
View File

@ -20,7 +20,7 @@ pub fn cannotDynamicLink(target: *const std.Target) bool {
/// Similarly on FreeBSD and NetBSD we always link system libc
/// since this is the stable syscall interface.
pub fn osRequiresLibC(target: *const std.Target) bool {
return target.os.requiresLibC();
return target.requiresLibC();
}
pub fn libCNeedsLibUnwind(target: *const std.Target, link_mode: std.builtin.LinkMode) bool {