You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

91 lines
1.8 KiB

/*
* Copyright 2002-2019 Intel Corporation.
*
* This software is provided to you as Sample Source Code as defined in the accompanying
* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
* section 1.L.
*
* This software and the related documents are provided as is, with no express or implied
* warranties, other than those that are expressly stated in the License.
*/
/*
* This application is used to test Pin's PIN_ReplayUnixSignal() API.
* It must be run with the Pin tool "replay-signal-tool.cpp".
*/
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
typedef void (*PF)();
volatile PF pfReplaySignal1;
void Handle(int);
void ReplaySignal1();
void ReplaySignal2();
static int First = 1;
int main()
{
struct sigaction sigact;
sigact.sa_handler = Handle;
sigemptyset(&sigact.sa_mask);
sigact.sa_flags = 0;
if (sigaction(SIGUSR1, &sigact, 0) == -1)
{
fprintf(stderr, "Unable to handle signal\n");
return 1;
}
raise(SIGUSR1);
pfReplaySignal1 = ReplaySignal1;
pfReplaySignal1();
fprintf(stderr, "Should not get here (1)\n");
return 1;
}
void Handle(int sig)
{
if (sig != SIGUSR1)
{
fprintf(stderr, "Expected signal %d (SIGUSR1), but got %d\n", SIGUSR1, sig);
exit(1);
}
printf("Got signal SIGUSR1\n");
fflush(stdout);
if (First)
{
First = 0;
return;
}
pfReplaySignal1 = ReplaySignal2;
pfReplaySignal1();
fprintf(stderr, "Should not get here (2)\n");
exit(1);
}
void ReplaySignal1()
{
/*
* Pin puts an instrumentation point here to replay a handled SIGUSR1 signal.
*/
}
void ReplaySignal2()
{
/*
* Pin puts an instrumentation point here to replay a fatal SIGUSR1 signal.
*/
}