freebsd-dev/tools/regression/fstest/tests/open/20.t

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#!/bin/sh
# $FreeBSD$
desc="open returns ETXTBSY when the file is a pure procedure (shared text) file that is being executed and the open() system call requests write access"
dir=`dirname $0`
. ${dir}/../misc.sh
case "${os}" in
FreeBSD)
echo "1..4"
n0=`namegen`
cp -pf `which sleep` ${n0}
./${n0} 3 &
expect ETXTBSY open ${n0} O_WRONLY
expect ETXTBSY open ${n0} O_RDWR
expect ETXTBSY open ${n0} O_RDONLY,O_TRUNC
expect 0 unlink ${n0}
;;
*)
quick_exit
;;
esac