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Annotation of src/usr.bin/w/pr_time.c, Revision 1.9

1.9     ! millert     1: /*     $OpenBSD: pr_time.c,v 1.8 1997/03/25 21:25:59 deraadt Exp $     */
1.6       deraadt     2:
1.1       deraadt     3: /*-
                      4:  * Copyright (c) 1990, 1993, 1994
                      5:  *     The Regents of the University of California.  All rights reserved.
                      6:  *
                      7:  * Redistribution and use in source and binary forms, with or without
                      8:  * modification, are permitted provided that the following conditions
                      9:  * are met:
                     10:  * 1. Redistributions of source code must retain the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer.
                     12:  * 2. Redistributions in binary form must reproduce the above copyright
                     13:  *    notice, this list of conditions and the following disclaimer in the
                     14:  *    documentation and/or other materials provided with the distribution.
                     15:  * 3. All advertising materials mentioning features or use of this software
                     16:  *    must display the following acknowledgement:
                     17:  *     This product includes software developed by the University of
                     18:  *     California, Berkeley and its contributors.
                     19:  * 4. Neither the name of the University nor the names of its contributors
                     20:  *    may be used to endorse or promote products derived from this software
                     21:  *    without specific prior written permission.
                     22:  *
                     23:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     24:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     25:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     26:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     27:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     28:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     29:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     30:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     31:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     32:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     33:  * SUCH DAMAGE.
                     34:  */
                     35:
                     36: #ifndef lint
1.9     ! millert    37: #if 0
1.1       deraadt    38: static char sccsid[] = "@(#)pr_time.c  8.2 (Berkeley) 4/4/94";
1.9     ! millert    39: #else
        !            40: static char *rcsid = "$OpenBSD$";
        !            41: #endif
1.1       deraadt    42: #endif /* not lint */
                     43:
                     44: #include <sys/types.h>
                     45: #include <sys/time.h>
                     46:
                     47: #include <stdio.h>
                     48: #include <string.h>
                     49: #include <tzfile.h>
                     50:
                     51: #include "extern.h"
                     52:
                     53: /*
                     54:  * pr_attime --
                     55:  *     Print the time since the user logged in.
                     56:  *
                     57:  *     Note: SCCS forces the bizarre string manipulation, things like
                     58:  *     8.2 get replaced in the source code.
                     59:  */
                     60: void
                     61: pr_attime(started, now)
                     62:        time_t *started, *now;
                     63: {
                     64:        static char buf[256];
                     65:        struct tm *tp;
                     66:        time_t diff;
                     67:        char fmt[20];
1.4       deraadt    68:        int  today;
1.1       deraadt    69:
1.4       deraadt    70:        today = localtime(now)->tm_yday;
1.1       deraadt    71:        tp = localtime(started);
                     72:        diff = *now - *started;
                     73:
                     74:        /* If more than a week, use day-month-year. */
                     75:        if (diff > SECSPERDAY * DAYSPERWEEK)
                     76:                (void)strcpy(fmt, "%d%b%y");
                     77:
                     78:        /* If not today, use day-hour-am/pm. */
1.4       deraadt    79:        else if (tp->tm_yday  != today ) {
1.1       deraadt    80:                (void)strcpy(fmt, __CONCAT("%a%", "I%p"));
                     81:        }
                     82:
                     83:        /* Default is hh:mm{am,pm}. */
                     84:        else {
                     85:                (void)strcpy(fmt, __CONCAT("%l:%", "M%p"));
                     86:        }
                     87:
1.8       deraadt    88:        (void)strftime(buf, sizeof(buf) -1, fmt, tp);
                     89:        buf[sizeof buf - 1] = '\0';
1.1       deraadt    90:        (void)printf("%s", buf);
                     91: }
                     92:
                     93: /*
                     94:  * pr_idle --
                     95:  *     Display the idle time.
                     96:  */
                     97: void
                     98: pr_idle(idle)
                     99:        time_t idle;
                    100: {
1.5       deraadt   101:        int days = idle / SECSPERDAY;
                    102:
1.1       deraadt   103:        /* If idle more than 36 hours, print as a number of days. */
1.7       deraadt   104:        if (idle >= 36 * SECSPERHOUR) {
                    105:                if (days == 1)
                    106:                        printf("  %dday ", days);
                    107:                else if (days < 10)
                    108:                        printf(" %ddays ", days);
                    109:                else
                    110:                        printf("%ddays ", days);
                    111:        }
1.1       deraadt   112:
                    113:        /* If idle more than an hour, print as HH:MM. */
                    114:        else if (idle >= SECSPERHOUR)
                    115:                (void)printf(" %2d:%02d ",
                    116:                    idle / SECSPERHOUR, (idle % SECSPERHOUR) / SECSPERMIN);
                    117:
                    118:        /* Else print the minutes idle. */
                    119:        else
                    120:                (void)printf("    %2d ", idle / SECSPERMIN);
                    121: }