45 lines
837 B
C
45 lines
837 B
C
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/*
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* tst-syslogd.c - tests concurrent threads calling syslog
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*
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* build with: gcc -Wall tst-syslogd.c -lpthread
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*/
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#include <stdio.h>
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#include <pthread.h>
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#include <syslog.h>
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#include <unistd.h>
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void *log_func(void *arg)
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{
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int i;
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int thrid = (int)arg;
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openlog(NULL, LOG_PERROR | LOG_PID, LOG_USER);
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for (i = 0; i < 10; i++) {
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syslog(LOG_DEBUG, "thread %i iter %i\n", thrid, i);
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sleep(thrid); /* this mixes things up a bit */
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}
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closelog();
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return NULL;
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}
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int main(int argc, char **argv)
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{
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pthread_t thr1, thr2, thr3;
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int id1 = 1;
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int id2 = 2;
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int id3 = 3;
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pthread_create(&thr1, NULL, log_func, (void *)id1);
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pthread_create(&thr2, NULL, log_func, (void *)id2);
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pthread_create(&thr3, NULL, log_func, (void *)id3);
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pthread_join(thr1, NULL);
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pthread_join(thr2, NULL);
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pthread_join(thr3, NULL);
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return 0;
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}
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