1999-09-18 10:51:31 +00:00
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#include "time.h"
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1999-09-19 05:59:11 +00:00
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#ifdef MSDOS
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#undef USE_CLOCK
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#define USE_CLOCK
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#endif
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1999-09-18 10:51:31 +00:00
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#ifndef USE_CLOCK
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#define _INCLUDE_POSIX_SOURCE /* for HP-UX */
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#define _INCLUDE_XOPEN_SOURCE /* for HP-UX */
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#include "sys/types.h"
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#include "sys/times.h"
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#endif
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#undef Hz
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#ifdef CLK_TCK
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#define Hz CLK_TCK
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#else
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#ifdef HZ
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#define Hz HZ
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#else
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#define Hz 60
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#endif
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#endif
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double
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#ifdef KR_headers
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dtime_(tarray) float *tarray;
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#else
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dtime_(float *tarray)
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#endif
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{
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#ifdef USE_CLOCK
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#ifndef CLOCKS_PER_SECOND
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#define CLOCKS_PER_SECOND Hz
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#endif
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static double t0;
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double t = clock();
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tarray[1] = 0;
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tarray[0] = (t - t0) / CLOCKS_PER_SECOND;
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t0 = t;
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return tarray[0];
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#else
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struct tms t;
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static struct tms t0;
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times(&t);
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tarray[0] = (t.tms_utime - t0.tms_utime) / Hz;
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tarray[1] = (t.tms_stime - t0.tms_stime) / Hz;
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t0 = t;
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return tarray[0] + tarray[1];
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#endif
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}
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