Dmitry V. Levin | 6204654 | 2016-02-09 04:16:41 +0000 | [diff] [blame] | 1 | #!/bin/sh |
| 2 | # |
| 3 | # Check that -f -p attaches to threads properly. |
| 4 | # |
| 5 | # Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org> |
| 6 | # All rights reserved. |
| 7 | # |
| 8 | # Redistribution and use in source and binary forms, with or without |
| 9 | # modification, are permitted provided that the following conditions |
| 10 | # are met: |
| 11 | # 1. Redistributions of source code must retain the above copyright |
| 12 | # notice, this list of conditions and the following disclaimer. |
| 13 | # 2. Redistributions in binary form must reproduce the above copyright |
| 14 | # notice, this list of conditions and the following disclaimer in the |
| 15 | # documentation and/or other materials provided with the distribution. |
| 16 | # 3. The name of the author may not be used to endorse or promote products |
| 17 | # derived from this software without specific prior written permission. |
| 18 | # |
| 19 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 20 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 21 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 22 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 23 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 24 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 25 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 26 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 27 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 28 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 29 | |
| 30 | . "${srcdir=.}/init.sh" |
| 31 | |
| 32 | # strace -f -p is implemented using /proc/$pid/task/ |
| 33 | [ -d /proc/self/task/ ] || |
| 34 | framework_skip_ '/proc/self/task/ is not available' |
| 35 | run_prog_skip_if_failed \ |
| 36 | kill -0 $$ |
| 37 | run_prog ./attach-f-p > /dev/null 3>&1 |
| 38 | |
Dmitry V. Levin | 6204654 | 2016-02-09 04:16:41 +0000 | [diff] [blame] | 39 | ./set_ptracer_any sh -c "exec ./attach-f-p > $EXP 3> $OUT" > /dev/null & |
| 40 | tracee_pid=$! |
| 41 | |
| 42 | while ! [ -s "$OUT" ]; do |
| 43 | kill -0 $tracee_pid 2> /dev/null || |
| 44 | fail_ 'set_ptracer_any sleep failed' |
| 45 | done |
| 46 | |
| 47 | run_strace -a32 -f -echdir -esignal=none -p $tracee_pid |
| 48 | match_diff "$LOG" "$EXP" |
| 49 | rm -f "$EXP" "$OUT" |