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57 lines
1.1 KiB
57 lines
1.1 KiB
#include<stdio.h>
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#include<string.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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pthread_t tid[2];
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int ret1,ret2;
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void* doSomeThing(void *arg)
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{
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unsigned long i = 0;
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pthread_t id = pthread_self();
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for(i=0; i<(4294967295);i++);
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if(pthread_equal(id,tid[0]))
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{
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printf("\n First thread processing done\n");
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ret1 = 1;
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pthread_exit(&ret1);
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}
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else
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{
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printf("\n Second thread processing done\n");
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ret2 = 2;
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pthread_exit(&ret2);
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}
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return NULL;
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}
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int main(void)
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{
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int i = 0;
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int err;
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int *ptr[2];
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while(i < 2)
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{
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err = pthread_create(&(tid[i]), NULL, &doSomeThing, NULL);
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if (err != 0)
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printf("\ncan't create thread :[%s]", strerror(err));
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else
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printf("\n Thread created successfully\n");
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i++;
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}
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pthread_join(tid[0], (void**)&(ptr[0]));
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pthread_join(tid[1], (void**)&(ptr[1]));
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printf("\n return value from first thread is [%d]\n", *ptr[0]);
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printf("\n return value from second thread is [%d]\n", *ptr[1]);
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return 0;
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}
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