52 if ((time(&(rt.tv1)) == ((time_t)-1))) { \
59 if ((time(&(rt.tv2)) == ((time_t)-1))) { \
64#define rt_u_useconds(rt) rt_w_useconds(rt)
66#define rt_s_useconds(rt) rt_w_useconds(rt)
68#define rt_w_useconds(rt) (1.0e6 * (rt.tv2 - rt.tv1))
73#include <sys/resource.h>
84 if ((getrusage(RUSAGE_SELF, &rt.rut1) < 0) || \
85 (gettimeofday(&(rt.tv1), NULL) < 0)) { \
86 perror("rusage/gettimeofday"); \
92 if ((getrusage(RUSAGE_SELF, &rt.rut2) < 0) || \
93 (gettimeofday(&(rt.tv2), NULL) < 0)) { \
94 perror("rusage/gettimeofday"); \
98#define rt_u_useconds(rt) \
99 (((double)rt.rut2.ru_utime.tv_usec + \
100 (double)rt.rut2.ru_utime.tv_sec * 1000000) - \
101 ((double)rt.rut1.ru_utime.tv_usec + \
102 (double)rt.rut1.ru_utime.tv_sec * 1000000))
104#define rt_s_useconds(rt) \
105 (((double)rt.rut2.ru_stime.tv_usec + \
106 (double)rt.rut2.ru_stime.tv_sec * 1000000) - \
107 ((double)rt.rut1.ru_stime.tv_usec + \
108 (double)rt.rut1.ru_stime.tv_sec * 1000000))
110#define rt_w_useconds(rt) \
111 (((double)rt.tv2.tv_usec + (double)rt.tv2.tv_sec * 1000000) - \
112 ((double)rt.tv1.tv_usec + (double)rt.tv1.tv_sec * 1000000))
118#define rt_zero(rt) bzero(&(rt), sizeof(Rtimer));
120#define rt_seconds(rt) (rt_w_useconds(rt) / 1000000)
122#define rt_sprint(buf, rt) rt_sprint_safe(buf, rt)
char * rt_sprint_safe(char *buf, Rtimer rt)