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13 lines
367 B
C
13 lines
367 B
C
#include <machine/syscall.h>
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#include <sys/time.h>
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int
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nanosleep(const struct timespec *rqtp, struct timespec *rmtp)
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{
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unsigned long current_time, end_time;
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asm ("rdtime %0" : "+r" (current_time));
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end_time = current_time + rqtp->tv_sec * 1000000000ULL + rqtp->tv_nsec;
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while (current_time <= end_time) asm ("rdtime %0" : "+r" (current_time));
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return 0;
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}
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