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      1 #!/bin/sh
      2 #
      3 # Check that -f -p attaches to threads properly.
      4 #
      5 # Copyright (c) 2016 Dmitry V. Levin <ldv (at] altlinux.org>
      6 # Copyright (c) 2016-2017 The strace developers.
      7 # All rights reserved.
      8 #
      9 # Redistribution and use in source and binary forms, with or without
     10 # modification, are permitted provided that the following conditions
     11 # are met:
     12 # 1. Redistributions of source code must retain the above copyright
     13 #    notice, this list of conditions and the following disclaimer.
     14 # 2. Redistributions in binary form must reproduce the above copyright
     15 #    notice, this list of conditions and the following disclaimer in the
     16 #    documentation and/or other materials provided with the distribution.
     17 # 3. The name of the author may not be used to endorse or promote products
     18 #    derived from this software without specific prior written permission.
     19 #
     20 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     21 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     22 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     23 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     24 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     25 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     26 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     27 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     28 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     29 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     30 
     31 . "${srcdir=.}/init.sh"
     32 
     33 run_prog_skip_if_failed \
     34 	kill -0 $$
     35 run_prog ../attach-f-p-cmd > /dev/null
     36 
     37 ../set_ptracer_any sh -c "exec ../attach-f-p >> $EXP" > /dev/null &
     38 tracee_pid=$!
     39 
     40 while ! [ -s "$EXP" ]; do
     41 	kill -0 $tracee_pid 2> /dev/null ||
     42 		fail_ 'set_ptracer_any sh failed'
     43 done
     44 
     45 run_strace -a32 -f -echdir -p $tracee_pid ../attach-f-p-cmd > "$EXP"
     46 match_diff "$LOG" "$EXP"
     47