Linux多线程学习（五）pthread_equal
#define _MULTI_THREADED#include <pthread.h>#include <stdio.h>pthread_t theThread;
static void checkResults(char *string, int rc) { if (rc) { printf("Error on : %s, rc=%d", string, rc); exit(EXIT_FAILURE); } return;}void *threadfunc(void *parm){ printf("Inside secondary thread\n"); theThread = pthread_self(); return NULL;}static void checkResults(char *string, int rc) { if (rc) { printf("Error on : %s, rc=%d", string, rc); exit(EXIT_FAILURE); } return;}int main(int argc, char **argv){ pthread_t thread; int rc=0; printf("Enter Testcase - %s\n", argv[0]); printf("Create thread using default attributes\n"); rc = pthread_create(&thread, NULL, threadfunc, NULL); checkResults("pthread_create()\n", rc); /* sleep() is not a very robust way to wait for the thread */ sleep(5); printf("Check if global vs local pthread_t are equal\n"); if (!pthread_equal(thread, theThread)) { printf("Unexpected results on pthread_equal()!\n"); exit(1); } printf("pthread_equal returns true\n"); printf("Main completed\n"); return 0;}
