def ps

cswap-bend-cli@0.1.0.0 · daemon/sess.bend:74

import Base

74# `ps -o COLS= -p PID` under LC_ALL=C TZ=UTC; None when unknowable.
75def ps(+cols: String, +pid: U32) -> IO(Maybe<&2, String>):
76  IO.bind(Result<&1, &1, U32 & String, U32 & (String & String)>, Maybe<&2, String>, Process.run("/usr/bin/env", ["LC_ALL=C", "TZ=UTC", "ps", "-o", cols, "-p", U32.show(pid)], "", 4096, 5000), r => IO.pure(Maybe<&2, String>, ps_text(r)))