factorial.c

#ifdef DBUG_OFF                         /* We are testing dbug */

int factorial(register int value) {
        if(value > 1) {
                value *= factorial(value-1);
        }
        return value;
}

#else

#include <my_global.h>

int factorial (
register int value)
{
    DBUG_ENTER ("factorial");
    DBUG_PRINT ("find", ("find %d factorial", value));
    if (value > 1) {
        value *= factorial (value - 1);
    }
    DBUG_PRINT ("result", ("result is %d", value));
    DBUG_RETURN (value);
}

#endif