1*3e3895bfSKrzysztof Piecuch# $FreeBSD: head/bin/sh/tests/execution/killed2.0 218105 2011-01-30 22:57:52Z jilles $ 23df4d8b0SPeter Avalos# Most shells print a message when a foreground job is killed by a signal. 33df4d8b0SPeter Avalos# POSIX allows this, provided the message is sent to stderr, not stdout. 43df4d8b0SPeter Avalos# Some trickery is needed to capture the message as redirecting stderr of 53df4d8b0SPeter Avalos# the command itself does not affect it. The colon command ensures that 63df4d8b0SPeter Avalos# the subshell forks for ${SH}. 73df4d8b0SPeter Avalos 83df4d8b0SPeter Avalosexec 3>&1 93df4d8b0SPeter Avalosr=`(${SH} -c 'kill $$'; :) 2>&1 >&3` 103df4d8b0SPeter Avalos[ -n "$r" ] 11