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#!/bin/sh
# Make sure that each of these fail with status 1
# - status 0 means that they succeeded, which they shouldn't
# - a high status code means it crashed (PR11266)
#
# Since this is a semko, we exit 1 if they all fail correctly,
# else we exit 0 for success or crash.
stap $@ -e 'probe syscall.read { ++$fd }' -p2 -g
[ $? -eq 1 ] || exit 0
stap $@ -e 'probe syscall.read { $fd++ }' -p2 -g
[ $? -eq 1 ] || exit 0
stap $@ -e 'probe syscall.read { delete $fd }' -p2 -g
[ $? -eq 1 ] || exit 0
stap $@ -e 'probe syscall.read { ++$fd = 42 }' -p2 -g
[ $? -eq 1 ] || exit 0
exit 1
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