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16 行
340 B
16 行
340 B
#include <ulib.h>
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#include <stdio.h>
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int
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main(void) {
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int i;
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cprintf("Hello, I am process %d.\n", getpid());
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for (i = 0; i < 5; i ++) {
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yield();
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cprintf("Back in process %d, iteration %d.\n", getpid(), i);
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}
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cprintf("All done in process %d.\n", getpid());
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cprintf("yield pass.\n");
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return 0;
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}
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