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Annotation of src/usr.bin/w/pr_time.c, Revision 1.16

1.16    ! millert     1: /*     $OpenBSD: pr_time.c,v 1.15 2013/11/11 23:06:51 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.
1.11      millert    15:  * 3. Neither the name of the University nor the names of its contributors
1.1       deraadt    16:  *    may be used to endorse or promote products derived from this software
                     17:  *    without specific prior written permission.
                     18:  *
                     19:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     20:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     21:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     22:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     23:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     24:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     25:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     26:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     27:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     28:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     29:  * SUCH DAMAGE.
                     30:  */
                     31:
                     32: #include <sys/types.h>
                     33: #include <sys/time.h>
                     34:
                     35: #include <stdio.h>
                     36: #include <string.h>
                     37:
                     38: #include "extern.h"
                     39:
                     40: /*
                     41:  * pr_attime --
1.13      deraadt    42:  *     Print the time since the user logged in.
1.1       deraadt    43:  */
                     44: void
1.12      millert    45: pr_attime(time_t *started, time_t *now)
1.1       deraadt    46: {
                     47:        static char buf[256];
                     48:        struct tm *tp;
                     49:        time_t diff;
1.12      millert    50:        const char *fmt;
1.4       deraadt    51:        int  today;
1.1       deraadt    52:
1.4       deraadt    53:        today = localtime(now)->tm_yday;
1.1       deraadt    54:        tp = localtime(started);
                     55:        diff = *now - *started;
                     56:
                     57:        /* If more than a week, use day-month-year. */
1.16    ! millert    58:        if (diff > SECSPERDAY * 7)
1.12      millert    59:                fmt = "%d%b%y";
1.1       deraadt    60:
                     61:        /* If not today, use day-hour-am/pm. */
1.4       deraadt    62:        else if (tp->tm_yday  != today ) {
1.12      millert    63:                fmt = "%a%I%p";
1.1       deraadt    64:        }
                     65:
                     66:        /* Default is hh:mm{am,pm}. */
                     67:        else {
1.12      millert    68:                fmt = "%l:%M%p";
1.1       deraadt    69:        }
                     70:
1.12      millert    71:        (void)strftime(buf, sizeof buf -1, fmt, tp);
1.8       deraadt    72:        buf[sizeof buf - 1] = '\0';
1.1       deraadt    73:        (void)printf("%s", buf);
                     74: }
                     75:
                     76: /*
                     77:  * pr_idle --
                     78:  *     Display the idle time.
                     79:  */
                     80: void
1.12      millert    81: pr_idle(time_t idle)
1.1       deraadt    82: {
1.5       deraadt    83:        int days = idle / SECSPERDAY;
                     84:
1.1       deraadt    85:        /* If idle more than 36 hours, print as a number of days. */
1.7       deraadt    86:        if (idle >= 36 * SECSPERHOUR) {
                     87:                if (days == 1)
                     88:                        printf("  %dday ", days);
                     89:                else if (days < 10)
                     90:                        printf(" %ddays ", days);
                     91:                else
                     92:                        printf("%ddays ", days);
                     93:        }
1.1       deraadt    94:
                     95:        /* If idle more than an hour, print as HH:MM. */
                     96:        else if (idle >= SECSPERHOUR)
1.15      deraadt    97:                (void)printf(" %2lld:%02lld ",
                     98:                    (long long)idle / SECSPERHOUR,
1.16    ! millert    99:                    ((long long)idle % SECSPERHOUR) / 60);
1.1       deraadt   100:
                    101:        /* Else print the minutes idle. */
                    102:        else
1.16    ! millert   103:                (void)printf("    %2lld ", (long long)idle / 60);
1.1       deraadt   104: }