Zig 0.17.0-dev (Split by item)

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writeIntFd

Threaded.writeIntFd

fn writeIntFd(fd: posix.fd_t, value: ErrInt) !void

File

lib/std/Io/Threaded.zig:15597

Code

fn writeIntFd(fd: posix.fd_t, value: ErrInt) !void {
    var buffer: [8]u8 = undefined;
    std.mem.writeInt(u64, &buffer, value, .little);
    // Skip the cancel mechanism.
    var i: usize = 0;
    while (true) {
        const rc = posix.system.write(fd, buffer[i..].ptr, buffer.len - i);
        switch (posix.errno(rc)) {
            .SUCCESS => {
                const n: usize = @intCast(rc);
                i += n;
                if (buffer.len - i == 0) return;
            },
            .INTR => continue,
            else => return error.SystemResources,
        }
    }
}