| Revision 16960,
866 bytes
checked in by ghudson, 22 years ago
(diff) |
|
This commit was generated by cvs2svn to compensate for changes in r16959,
which included commits to RCS files with non-trunk default branches.
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| 1 | #include "time.h" |
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| 2 | |
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| 3 | #ifdef MSDOS |
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| 4 | #undef USE_CLOCK |
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| 5 | #define USE_CLOCK |
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| 6 | #endif |
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| 7 | |
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| 8 | #ifndef USE_CLOCK |
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| 9 | #define _INCLUDE_POSIX_SOURCE /* for HP-UX */ |
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| 10 | #define _INCLUDE_XOPEN_SOURCE /* for HP-UX */ |
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| 11 | #include "sys/types.h" |
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| 12 | #include "sys/times.h" |
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| 13 | #endif |
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| 14 | |
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| 15 | #undef Hz |
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| 16 | #ifdef CLK_TCK |
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| 17 | #define Hz CLK_TCK |
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| 18 | #else |
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| 19 | #ifdef HZ |
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| 20 | #define Hz HZ |
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| 21 | #else |
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| 22 | #define Hz 60 |
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| 23 | #endif |
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| 24 | #endif |
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| 25 | |
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| 26 | double |
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| 27 | #ifdef KR_headers |
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| 28 | dtime_(tarray) float *tarray; |
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| 29 | #else |
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| 30 | dtime_(float *tarray) |
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| 31 | #endif |
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| 32 | { |
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| 33 | #ifdef USE_CLOCK |
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| 34 | #ifndef CLOCKS_PER_SECOND |
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| 35 | #define CLOCKS_PER_SECOND Hz |
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| 36 | #endif |
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| 37 | static double t0; |
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| 38 | double t = clock(); |
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| 39 | tarray[1] = 0; |
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| 40 | tarray[0] = (t - t0) / CLOCKS_PER_SECOND; |
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| 41 | t0 = t; |
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| 42 | return tarray[0]; |
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| 43 | #else |
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| 44 | struct tms t; |
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| 45 | static struct tms t0; |
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| 46 | |
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| 47 | times(&t); |
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| 48 | tarray[0] = (double)(t.tms_utime - t0.tms_utime) / Hz; |
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| 49 | tarray[1] = (double)(t.tms_stime - t0.tms_stime) / Hz; |
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| 50 | t0 = t; |
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| 51 | return tarray[0] + tarray[1]; |
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| 52 | #endif |
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| 53 | } |
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