22 lines
474 B
C
22 lines
474 B
C
#include <assert.h>
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#include <user/stdio.h>
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#include <user/syscall.h>
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int main()
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{
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int pid = get_pid();
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int target_ticks = (pid + 1) * 1000;
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while(1) {
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printf("\x1b[%dmI'm %d!\x1b[0m", 90 + pid + 1, pid);
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fflush();
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int before_ticks = get_ticks();
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//delay_ticks(target_ticks);
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int after_ticks = get_ticks();
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int real_ticks = after_ticks - before_ticks;
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int delta_ticks = real_ticks - target_ticks;
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assert(-5 <= delta_ticks && delta_ticks <= 5);
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}
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} |