etime_.c

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#include "time.h"

#ifdef MSDOS
#undef USE_CLOCK
#define USE_CLOCK
#endif

#ifndef REAL
#define REAL double
#endif

#ifndef USE_CLOCK
#define _INCLUDE_POSIX_SOURCE   /* for HP-UX */
#define _INCLUDE_XOPEN_SOURCE   /* for HP-UX */
#include "sys/types.h"
#include "sys/times.h"
#ifdef __cplusplus
extern "C" {
#endif
#endif

#undef Hz
#ifdef CLK_TCK
#define Hz CLK_TCK
#else
#ifdef HZ
#define Hz HZ
#else
#define Hz 60
#endif
#endif

 REAL
#ifdef KR_headers
etime_(tarray) float *tarray;
#else
etime_(float *tarray)
#endif
{
#ifdef USE_CLOCK
#ifndef CLOCKS_PER_SECOND
#define CLOCKS_PER_SECOND Hz
#endif
        double t = clock();
        tarray[1] = 0;
        return tarray[0] = t / CLOCKS_PER_SECOND;
#else
        struct tms t;

        times(&t);
        return    (tarray[0] = (double)t.tms_utime/Hz)
                + (tarray[1] = (double)t.tms_stime/Hz);
#endif
        }
#ifdef __cplusplus
}
#endif