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63 lines
1.4 KiB
63 lines
1.4 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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/*
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* Verify that an application crashes if it attempts to handle a SEGV
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* when SEGV is blocked. Also, verify that Pin is notified that the
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* application terminated.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <signal.h>
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static void Handle(int);
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int main()
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{
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struct sigaction act;
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sigset_t ss;
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act.sa_handler = Handle;
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act.sa_flags = 0;
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sigemptyset(&act.sa_mask);
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if (sigaction(SIGSEGV, &act, 0) != 0)
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{
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printf("Unable to set up SEGV handler\n");
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return 1;
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}
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sigemptyset(&ss);
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sigaddset(&ss, SIGSEGV);
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if (sigprocmask(SIG_BLOCK, &ss, 0) != 0)
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{
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printf("Unable to block SEGV\n");
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return 1;
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}
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/*
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* We expect this to crash because SEGV is blocked.
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*/
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volatile int *p = (volatile int *)0x9;
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*p = 8;
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return 0;
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}
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static void Handle(int sig)
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{
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/* We do NOT expect this handler to be called */
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printf("Got SEGV\n");
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fflush(stdout);
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exit(1);
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}
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