这是一个本人学习 csapp 的 learning 库
 
 
 
 
 
 

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401 B

/*
* Function timers
*/
typedef void (*ftimer_test_funct)(void *);
/* Estimate the running time of f(argp) using the Unix interval timer.
Return the average of n runs */
double ftimer_itimer(ftimer_test_funct f, void *argp, int n);
/* Estimate the running time of f(argp) using gettimeofday
Return the average of n runs */
double ftimer_gettod(ftimer_test_funct f, void *argp, int n);