Zig 0.17.0-dev (Split by item)

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tcgetpgrp

Returns the process group ID for the TTY associated with the given handle.

posix.tcgetpgrp

pub fn tcgetpgrp(handle: fd_t) TermioGetPgrpError!pid_t

File

lib/std/posix.zig:1195

Code

pub fn tcgetpgrp(handle: fd_t) TermioGetPgrpError!pid_t {
    while (true) {
        var pgrp: pid_t = undefined;
        switch (errno(system.tcgetpgrp(handle, &pgrp))) {
            .SUCCESS => return pgrp,
            .BADF => unreachable,
            .INVAL => unreachable,
            .INTR => continue,
            .NOTTY => return error.NotATerminal,
            else => |err| return unexpectedErrno(err),
        }
    }
}