1 # connect gdb to Valgrind gdbserver:
2 target remote | ./vgdb --wait=60 --vgdb-prefix=./vgdb-prefix-nlvgdbsigqueue
3 echo vgdb launched process attached\n
4 monitor v.set vgdb-error 999999
7 # simulate control-c 1 second after having seen sleepers program outputting 'main'
8 shell ./simulate_control_c --vgdb-prefix=./vgdb-prefix-nlvgdbsigqueue 1 grep main nlvgdbsigqueue.stderr.out
10 # send SIGUSR1/SIGUSR1 in a few seconds, after vgdb has attached
11 # vgdb will attach when it will receive the control-c
12 shell ./send_signal USR1 --vgdb-prefix=./vgdb-prefix-nlvgdbsigqueue 0 grep attachedwaitingforsigusr1 nlvgdbsigqueue.stdoutB.out
13 shell ./send_signal USR1 --vgdb-prefix=./vgdb-prefix-nlvgdbsigqueue 1 grep attachedwaitingforsigusr1 nlvgdbsigqueue.stdoutB.out
15 echo continuing to have vgdb interrupted by simulate_control_c\n
18 # Now vgdb should have received the interrupt, and so has
19 # attached to the sleeping process.
20 # wait for the USR sig to be sent, that will be queued by vgdb.
21 echo attachedwaitingforsigusr1\n
22 # send_signal tries every second the guardcmd
23 # so we must now wait to be (somewhat) sure the 2 SIGUSR1 are emitted
25 # continue, so as to have vgdb sending queued signals when PTRACE_DETACHing
26 echo continuing to receive first SIGUSR1\n
28 # simulate a control c to afterwards stop the execution
29 shell ./simulate_control_c --vgdb-prefix=./vgdb-prefix-nlvgdbsigqueue 1
30 echo continuing to receive second SIGUSR1\n