zig/std/c/darwin.zig

57 lines
2.2 KiB
Zig

const std = @import("../std.zig");
const assert = std.debug.assert;
const builtin = @import("builtin");
const macho = std.macho;
use @import("../os/bits.zig");
extern "c" fn __error() *c_int;
pub extern "c" fn _NSGetExecutablePath(buf: [*]u8, bufsize: *u32) c_int;
pub extern "c" fn _dyld_get_image_header(image_index: u32) ?*mach_header;
pub extern "c" fn __getdirentries64(fd: c_int, buf_ptr: [*]u8, buf_len: usize, basep: *i64) isize;
pub extern "c" fn mach_absolute_time() u64;
pub extern "c" fn mach_timebase_info(tinfo: ?*mach_timebase_info_data) void;
pub extern "c" fn kevent64(
kq: c_int,
changelist: [*]const kevent64_s,
nchanges: c_int,
eventlist: [*]kevent64_s,
nevents: c_int,
flags: c_uint,
timeout: ?*const timespec,
) c_int;
const mach_hdr = if (@sizeOf(usize) == 8) mach_header_64 else mach_header;
/// The value of the link editor defined symbol _MH_EXECUTE_SYM is the address
/// of the mach header in a Mach-O executable file type. It does not appear in
/// any file type other than a MH_EXECUTE file type. The type of the symbol is
/// absolute as the header is not part of any section.
/// This symbol is populated when linking the system's libc, which is guaranteed
/// on this operating system. However when building object files or libraries,
/// the system libc won't be linked until the final executable. So we
/// export a weak symbol here, to be overridden by the real one.
pub extern "c" var _mh_execute_header: mach_hdr = undefined;
comptime {
if (std.os.darwin.is_the_target) {
@export("__mh_execute_header", _mh_execute_header, .Weak);
}
}
pub const mach_header_64 = macho.mach_header_64;
pub const mach_header = macho.mach_header;
pub const _errno = __error;
pub extern "c" fn mach_host_self() mach_port_t;
pub extern "c" fn clock_get_time(clock_serv: clock_serv_t, cur_time: *mach_timespec_t) kern_return_t;
pub extern "c" fn host_get_clock_service(host: host_t, clock_id: clock_id_t, clock_serv: ?[*]clock_serv_t) kern_return_t;
pub extern "c" fn mach_port_deallocate(task: ipc_space_t, name: mach_port_name_t) kern_return_t;
pub fn sigaddset(set: *sigset_t, signo: u5) void {
set.* |= u32(1) << (signo - 1);
}