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Annotation of 43BSD/lib/libc/compat-4.1/times.c, revision 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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