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Annotation of src/usr.bin/w/pr_time.c, Revision 1.13

1.13    ! deraadt     1: /*     $OpenBSD: pr_time.c,v 1.12 2003/11/26 00:31:27 millert 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: #ifndef lint
1.9       millert    33: #if 0
1.1       deraadt    34: static char sccsid[] = "@(#)pr_time.c  8.2 (Berkeley) 4/4/94";
1.9       millert    35: #else
1.13    ! deraadt    36: static char *rcsid = "$OpenBSD: pr_time.c,v 1.12 2003/11/26 00:31:27 millert Exp $";
1.9       millert    37: #endif
1.1       deraadt    38: #endif /* not lint */
                     39:
                     40: #include <sys/types.h>
                     41: #include <sys/time.h>
                     42:
                     43: #include <stdio.h>
                     44: #include <string.h>
                     45: #include <tzfile.h>
                     46:
                     47: #include "extern.h"
                     48:
                     49: /*
                     50:  * pr_attime --
1.13    ! deraadt    51:  *     Print the time since the user logged in.
1.1       deraadt    52:  */
                     53: void
1.12      millert    54: pr_attime(time_t *started, time_t *now)
1.1       deraadt    55: {
                     56:        static char buf[256];
                     57:        struct tm *tp;
                     58:        time_t diff;
1.12      millert    59:        const char *fmt;
1.4       deraadt    60:        int  today;
1.1       deraadt    61:
1.4       deraadt    62:        today = localtime(now)->tm_yday;
1.1       deraadt    63:        tp = localtime(started);
                     64:        diff = *now - *started;
                     65:
                     66:        /* If more than a week, use day-month-year. */
                     67:        if (diff > SECSPERDAY * DAYSPERWEEK)
1.12      millert    68:                fmt = "%d%b%y";
1.1       deraadt    69:
                     70:        /* If not today, use day-hour-am/pm. */
1.4       deraadt    71:        else if (tp->tm_yday  != today ) {
1.12      millert    72:                fmt = "%a%I%p";
1.1       deraadt    73:        }
                     74:
                     75:        /* Default is hh:mm{am,pm}. */
                     76:        else {
1.12      millert    77:                fmt = "%l:%M%p";
1.1       deraadt    78:        }
                     79:
1.12      millert    80:        (void)strftime(buf, sizeof buf -1, fmt, tp);
1.8       deraadt    81:        buf[sizeof buf - 1] = '\0';
1.1       deraadt    82:        (void)printf("%s", buf);
                     83: }
                     84:
                     85: /*
                     86:  * pr_idle --
                     87:  *     Display the idle time.
                     88:  */
                     89: void
1.12      millert    90: pr_idle(time_t idle)
1.1       deraadt    91: {
1.5       deraadt    92:        int days = idle / SECSPERDAY;
                     93:
1.1       deraadt    94:        /* If idle more than 36 hours, print as a number of days. */
1.7       deraadt    95:        if (idle >= 36 * SECSPERHOUR) {
                     96:                if (days == 1)
                     97:                        printf("  %dday ", days);
                     98:                else if (days < 10)
                     99:                        printf(" %ddays ", days);
                    100:                else
                    101:                        printf("%ddays ", days);
                    102:        }
1.1       deraadt   103:
                    104:        /* If idle more than an hour, print as HH:MM. */
                    105:        else if (idle >= SECSPERHOUR)
                    106:                (void)printf(" %2d:%02d ",
                    107:                    idle / SECSPERHOUR, (idle % SECSPERHOUR) / SECSPERMIN);
                    108:
                    109:        /* Else print the minutes idle. */
                    110:        else
                    111:                (void)printf("    %2d ", idle / SECSPERMIN);
                    112: }