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main ()<br />
{ p<strong>thread</strong>_t th1, th2,th3;<br />
sem_init (&m, 0, 1);<br />
sem_init(&s1,0,1);<br />
sem_init(&s2,0,0);<br />
sem_init(&s3,0,0);<br />
if (p<strong>thread</strong>_create(&th1, NULL, <strong>thread</strong>1_process, NULL) < 0)<br />
{ fprintf (stderr, "p<strong>thread</strong>_create error for <strong>thread</strong> 1\n");<br />
exit (1);<br />
}<br />
if (p<strong>thread</strong>_create(&th2, NULL,<strong>thread</strong>2_process,NULL) < 0)<br />
{ fprintf (stderr, "p<strong>thread</strong>_create error for <strong>thread</strong> 2\n");<br />
exit (1);<br />
}<br />
if (p<strong>thread</strong>_create(&th3,NULL,<strong>thread</strong>3_process, NULL) < 0)<br />
{ fprintf (stderr, "p<strong>thread</strong>_create error for <strong>thread</strong> 3\n");<br />
exit (1);<br />
}<br />
M-fosset - Sistemi Operativi 2004-2005