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Annotation of 43BSDReno/lib/libcompat/4.1/times.c, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1980 Regents of the University of California.
                      3:  * All rights reserved.  The Berkeley software License Agreement
                      4:  * specifies the terms and conditions for redistribution.
                      5:  */
                      6: 
                      7: #if defined(LIBC_SCCS) && !defined(lint)
                      8: static char sccsid[] = "@(#)times.c    5.2 (Berkeley) 3/9/86";
                      9: #endif LIBC_SCCS and not lint
                     10: 
                     11: #include <sys/time.h>
                     12: #include <sys/resource.h>
                     13: 
                     14: /*
                     15:  * Backwards compatible times.
                     16:  */
                     17: struct tms {
                     18:        int     tms_utime;              /* user time */
                     19:        int     tms_stime;              /* system time */
                     20:        int     tms_cutime;             /* user time, children */
                     21:        int     tms_cstime;             /* system time, children */
                     22: };
                     23: 
                     24: times(tmsp)
                     25:        register struct tms *tmsp;
                     26: {
                     27:        struct rusage ru;
                     28: 
                     29:        if (getrusage(RUSAGE_SELF, &ru) < 0)
                     30:                return (-1);
                     31:        tmsp->tms_utime = scale60(&ru.ru_utime);
                     32:        tmsp->tms_stime = scale60(&ru.ru_stime);
                     33:        if (getrusage(RUSAGE_CHILDREN, &ru) < 0)
                     34:                return (-1);
                     35:        tmsp->tms_cutime = scale60(&ru.ru_utime);
                     36:        tmsp->tms_cstime = scale60(&ru.ru_stime);
                     37:        return (0);
                     38: }
                     39: 
                     40: static
                     41: scale60(tvp)
                     42:        register struct timeval *tvp;
                     43: {
                     44: 
                     45:        return (tvp->tv_sec * 60 + tvp->tv_usec / 16667);
                     46: }

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