1 /* $NetBSD: pr_time.c,v 1.14 2003/08/07 11:17:12 agc Exp $ */ 2 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. Neither the name of the University nor the names of its contributors 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/cdefs.h> 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)pr_time.c 8.2 (Berkeley) 4/4/94"; 36 #else 37 __RCSID("$NetBSD: pr_time.c,v 1.14 2003/08/07 11:17:12 agc Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <sys/types.h> 42 #include <sys/time.h> 43 44 #include <stdio.h> 45 #include <string.h> 46 #include <time.h> 47 #include <tzfile.h> 48 49 #include "extern.h" 50 51 /* 52 * pr_attime -- 53 * Print the time since the user logged in. 54 * 55 * Note: SCCS forces the bizarre string manipulation, things like 56 * %I% get replaced in the source code. 57 */ 58 void 59 pr_attime(time_t *started, time_t *now) 60 { 61 static char buf[256]; 62 int tnow_yday; 63 struct tm *tp; 64 time_t diff; 65 char *fmt; 66 67 tnow_yday = localtime(now)->tm_yday; 68 tp = localtime(started); 69 diff = *now - *started; 70 71 /* If more than a week, use day-month-year. */ 72 if (diff > SECSPERDAY * DAYSPERWEEK) 73 fmt = "%d%b%y"; 74 75 /* If not today, use day-hour-am/pm. */ 76 else if (tp->tm_yday != tnow_yday) 77 fmt = "%a%" "I%p"; 78 79 /* Default is hh:mm{am,pm}. */ 80 else 81 fmt = "%l:%" "M%p"; 82 83 (void)strftime(buf, sizeof(buf), fmt, tp); 84 buf[sizeof(buf) - 1] = '\0'; 85 (void)fputs(buf, stdout); 86 } 87 88 /* 89 * pr_idle -- 90 * Display the idle time. 91 */ 92 void 93 pr_idle(time_t idle) 94 { 95 int days = idle / SECSPERDAY; 96 97 /* If idle more than 36 hours, print as a number of days. */ 98 if (idle >= 36 * SECSPERHOUR) 99 printf(" %dday%s ", days, days == 1 ? "" : "s"); 100 101 /* If idle more than an hour, print as HH:MM. */ 102 else if (idle >= SECSPERHOUR) 103 (void)printf(" %2d:%02d ", 104 (int)(idle / SECSPERHOUR), 105 (int)((idle % SECSPERHOUR) / SECSPERMIN)); 106 107 /* Else print the minutes idle. */ 108 else 109 (void)printf(" %2d ", (int)(idle / SECSPERMIN)); 110 } 111