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107 lines
2.1 KiB
107 lines
2.1 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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/*! @file
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* Test detaching Pin from running process on a Unix compatible system
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*/
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#include <stdio.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <errno.h>
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#include <string.h>
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#include <dlfcn.h>
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#include <sys/types.h>
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#define NTHREADS 20
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#ifdef TARGET_MAC
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# define DLL_SUFFIX ".dylib"
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#else
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# define DLL_SUFFIX ".so"
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#endif
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extern "C" void TellPinToDetach(unsigned long *updateWhenReady)
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{
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return;
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}
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volatile bool loop2 = true;
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void * thread_func (void *arg)
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{
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while (loop2)
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{
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void *space = malloc(300);
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sleep(1);
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free(space);
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}
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return 0;
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}
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volatile bool loop1 = true;
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typedef double (*SIN_FUNC)(double x);
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void * thread_dlopen_func (void *arg)
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{
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double number = 0.2;
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while (loop1)
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{
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void *handle = dlopen("libm" DLL_SUFFIX, RTLD_LAZY);
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if (handle)
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{
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SIN_FUNC sin_fptr = (SIN_FUNC)dlsym(handle, "sin");
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if (sin_fptr)
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{
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double val = (*sin_fptr)(number);
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printf("val = %.4f\n", val);
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}
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sleep(2);
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dlclose(handle);
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}
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number += 0.01;
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}
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return 0;
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}
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int main (int argc, char *argv[])
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{
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pthread_t h[NTHREADS];
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pthread_create (&h[0], 0, thread_dlopen_func, 0);
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for (unsigned long i = 1; i < NTHREADS; i++)
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{
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pthread_create (&h[i], 0, thread_func, 0);
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}
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unsigned long pinDetached = false;
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TellPinToDetach(&pinDetached);
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while (!pinDetached)
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{
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sleep(2);
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}
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loop1 = false;
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loop2 = false;
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for (unsigned long i = 0; i < NTHREADS; i++)
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{
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pthread_join (h[i], 0);
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}
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printf("All threads exited. The test PASSED\n");
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return 0;
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}
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