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69 lines
1.4 KiB
69 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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* This application is meant to be run with the Pin tool "call-app-tool.cpp".
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*/
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#include <stdio.h>
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#include <signal.h>
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extern "C" void PIN_TEST_FOO();
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extern "C" void PIN_TEST_BAR();
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static void Handle(int);
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typedef void (*FUN)();
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volatile FUN pFoo = PIN_TEST_FOO;
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int main()
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{
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struct sigaction act;
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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(SIGUSR1, &act, 0) != 0)
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{
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fprintf(stderr, "Unable to set USR1 handler\n");
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return 1;
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}
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// Call through a function pointer to prevent the compiler from in-lining.
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//
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pFoo();
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printf("Main returning\n");
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return 0;
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}
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void PIN_TEST_FOO()
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{
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// The Pin tool places an instrumentation point here, which calls PIN_TEST_BAR().
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printf("Calling Foo\n");
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}
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void PIN_TEST_BAR()
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{
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printf("Calling Bar\n");
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}
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static void Handle(int sig)
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{
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if (sig == SIGUSR1)
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printf("Got SIGUSR1\n");
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else
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printf("Got unexpected signal %d\n", sig);
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}
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