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31 lines
574 B
31 lines
574 B
#include <stdlib.h>
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#include <time.h>
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#include "poker.h"
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// RandomUS - Choose a pseudo random (short) integer from 0 to n-1
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unsigned short RandomUS(unsigned short n)
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{
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static MY_BOOL first_call = TRUE_B;
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unsigned long rand_tmp;
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if (first_call)
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{
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srand( (unsigned) time(NULL) );
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// Throw away the first random number (because it's too closely
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// correlated to the time of day)
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rand();
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first_call = FALSE_B;
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}
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rand_tmp = (unsigned long) rand();
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rand_tmp *= n;
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rand_tmp /= RAND_MAX + 1L;
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return ((unsigned short) rand_tmp);
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}
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