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std.os.linux: Add setitimer and getitimer syscalls

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Hayden Pope 2022-11-14 12:46:45 -06:00 committed by Andrew Kelley
parent 14986077ce
commit ceb9fedb47
1 changed files with 15 additions and 0 deletions
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15
lib/std/os/linux.zig
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@ -1523,6 +1523,21 @@ pub fn timerfd_settime(fd: i32, flags: u32, new_value: *const itimerspec, old_va
return syscall4(.timerfd_settime, @bitCast(usize, @as(isize, fd)), flags, @ptrToInt(new_value), @ptrToInt(old_value));
}
// Flags for the 'setitimer' system call
pub const ITIMER = enum(i32) {
REAL = 0,
VIRTUAL = 1,
PROF = 2,
};
pub fn getitimer(which: i32, curr_value: *itimerspec) usize {
return syscall2(.getitimer, @bitCast(usize, @as(isize, which)), @ptrToInt(curr_value));
}
pub fn setitimer(which: i32, new_value: *const itimerspec, old_value: ?*itimerspec) usize {
return syscall3(.setitimer, @bitCast(usize, @as(isize, which)), @ptrToInt(new_value), @ptrToInt(old_value));
}
pub fn unshare(flags: usize) usize {
return syscall1(.unshare, flags);
}