45 lines
811 B
C
45 lines
811 B
C
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <pthread.h>
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void *thread_function(void *arg); /* Pointer to function executed by each thread */
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#define NUM 5
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int args[NUM+1];
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int main() {
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int res;
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pthread_t threads[NUM];
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void *thread_result;
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int i;
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for (i = 0; i < NUM; i++)
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{
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args[i] = 1;
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res = pthread_create(&threads[i], NULL, thread_function, (void *)i);
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}
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/* schedlock.exp: last thread start. */
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args[i] = 1;
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thread_function ((void *) i);
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exit(EXIT_SUCCESS);
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}
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void *thread_function(void *arg) {
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int my_number = (int) arg;
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int *myp = &args[my_number];
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/* Don't run forever. Run just short of it :) */
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while (*myp > 0)
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{
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/* schedlock.exp: main loop. */
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(*myp) ++;
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}
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pthread_exit(NULL);
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}
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