/* -*- mode:c; c-file-style:"k&r"; c-basic-offset: 4; tab-width:4; indent-tabs-mode:nil; mode:auto-fill; fill-column:78; -*- */ /* vim: set ts=4 sw=4 et tw=78 fo=cqt wm=0: */ /* This Hello World demostrate a simple multithread program */ #include "pal.h" #include "pal_debug.h" PAL_HANDLE event1, event2; int thread_1 (void * args) { pal_printf ("Enter Thread 1\n"); DkThreadDelayExecution(3000); DkEventSet (event1); pal_printf ("Leave Thread 1\n"); return 0; } int thread_2 (void * args) { pal_printf ("Enter Thread 2\n"); DkThreadDelayExecution(5000); DkEventSet (event2); pal_printf ("Leave Thread 2\n"); return 0; } int main() { pal_printf ("Enter Main Thread\n"); PAL_HANDLE thd1, thd2; event1 = DkNotificationEventCreate (0); event2 = DkNotificationEventCreate (0); thd1 = DkThreadCreate(&thread_1, 0, 0); if (thd1 == NULL) { pal_printf("DkThreadCreate failed\n"); return -1; } thd2 = DkThreadCreate(&thread_2, 0, 0); if (thd2 == NULL) { pal_printf("DkThreadCreate failed\n"); return -1; } PAL_HANDLE array[2]; array[0] = event1; array[1] = event2; PAL_HANDLE hdl = DkObjectsWaitAny (2, array, NO_TIMEOUT); pal_printf("event%d is set\n", hdl == event1 ? 1 : 2); pal_printf("Leave Main Thread\n"); return 0; }