27 lines
574 B
C
27 lines
574 B
C
#include <pthread.h>
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#include <unistd.h>
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#include <assert.h>
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#include <stdio.h>
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static void *thread(void *arg) {
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pthread_t self = pthread_self();
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printf("[child] pthread_self() = %u\n", self);
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sleep(3);
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return arg;
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}
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int main(int argc, const char **argv) {
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pthread_t id;
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assert(pthread_create(&id, NULL, thread, (void *) 0x1234) == 0);
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pthread_t self = pthread_self();
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printf("[main] pthread_self() = %u\n", self);
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void *result;
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assert(pthread_join(id, &result) == 0);
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printf("[main] result: %p\n", result);
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return 0;
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}
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