#!/bin/sh

# Check -bexecve behavior.

. "${srcdir=.}/init.sh"

check_prog grep

args='-enone'
what="$STRACE $args sh -c 'exec false'"

$STRACE $args sh -c 'exec false' 2> "$LOG"
if [ $? -ne 1 ]; then
	cat "$LOG"
	fail_ "$what: unexpected exit status"
fi

args='-bexecve -enone'
what="$STRACE $args sh -c 'exec false'"

$STRACE $args sh -c 'exec false' 2> "$LOG" || {
	cat "$LOG"
	fail_ "$what: unexpected exit status"
}

pattern='Process [1-9][0-9]* detached'

LC_ALL=C grep -x "$pattern" "$LOG" > /dev/null || {
	cat "$LOG"
	fail_ "$what: unexpected output"
}

if LC_ALL=C grep -v -x "$pattern" "$LOG" > /dev/null; then
	cat "$LOG"
	fail_ "$what: unexpected output"
fi

exit 0