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Annotation of src/usr.bin/w/pr_time.c, Revision 1.14

1.14    ! deraadt     1: /*     $OpenBSD: pr_time.c,v 1.13 2005/04/11 07:04:47 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: #include <tzfile.h>
                     38:
                     39: #include "extern.h"
                     40:
                     41: /*
                     42:  * pr_attime --
1.13      deraadt    43:  *     Print the time since the user logged in.
1.1       deraadt    44:  */
                     45: void
1.12      millert    46: pr_attime(time_t *started, time_t *now)
1.1       deraadt    47: {
                     48:        static char buf[256];
                     49:        struct tm *tp;
                     50:        time_t diff;
1.12      millert    51:        const char *fmt;
1.4       deraadt    52:        int  today;
1.1       deraadt    53:
1.4       deraadt    54:        today = localtime(now)->tm_yday;
1.1       deraadt    55:        tp = localtime(started);
                     56:        diff = *now - *started;
                     57:
                     58:        /* If more than a week, use day-month-year. */
                     59:        if (diff > SECSPERDAY * DAYSPERWEEK)
1.12      millert    60:                fmt = "%d%b%y";
1.1       deraadt    61:
                     62:        /* If not today, use day-hour-am/pm. */
1.4       deraadt    63:        else if (tp->tm_yday  != today ) {
1.12      millert    64:                fmt = "%a%I%p";
1.1       deraadt    65:        }
                     66:
                     67:        /* Default is hh:mm{am,pm}. */
                     68:        else {
1.12      millert    69:                fmt = "%l:%M%p";
1.1       deraadt    70:        }
                     71:
1.12      millert    72:        (void)strftime(buf, sizeof buf -1, fmt, tp);
1.8       deraadt    73:        buf[sizeof buf - 1] = '\0';
1.1       deraadt    74:        (void)printf("%s", buf);
                     75: }
                     76:
                     77: /*
                     78:  * pr_idle --
                     79:  *     Display the idle time.
                     80:  */
                     81: void
1.12      millert    82: pr_idle(time_t idle)
1.1       deraadt    83: {
1.5       deraadt    84:        int days = idle / SECSPERDAY;
                     85:
1.1       deraadt    86:        /* If idle more than 36 hours, print as a number of days. */
1.7       deraadt    87:        if (idle >= 36 * SECSPERHOUR) {
                     88:                if (days == 1)
                     89:                        printf("  %dday ", days);
                     90:                else if (days < 10)
                     91:                        printf(" %ddays ", days);
                     92:                else
                     93:                        printf("%ddays ", days);
                     94:        }
1.1       deraadt    95:
                     96:        /* If idle more than an hour, print as HH:MM. */
                     97:        else if (idle >= SECSPERHOUR)
                     98:                (void)printf(" %2d:%02d ",
                     99:                    idle / SECSPERHOUR, (idle % SECSPERHOUR) / SECSPERMIN);
                    100:
                    101:        /* Else print the minutes idle. */
                    102:        else
                    103:                (void)printf("    %2d ", idle / SECSPERMIN);
                    104: }