1 /* $NetBSD: pr_time.c,v 1.19 2021/04/17 06:14:15 maya 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 1.19 2021/04/17 06:14:15 maya 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 void 56 pr_attime(time_t *started, time_t *now) 57 { 58 static char buf[256]; 59 int tnow_yday; 60 struct tm *tp; 61 time_t diff; 62 63 tnow_yday = localtime(now)->tm_yday; 64 tp = localtime(started); 65 diff = *now - *started; 66 67 if (diff > SECSPERDAY * DAYSPERWEEK) { 68 /* If more than a week, use day-month-year. */ 69 (void)strftime(buf, sizeof(buf), "%d%b%y", tp); 70 } else if (tp->tm_yday != tnow_yday) { 71 /* If not today, use day-hour-am/pm. */ 72 (void)strftime(buf, sizeof(buf), "%a%I%p", tp); 73 } else { 74 /* Default is hh:mm{am,pm}. */ 75 (void)strftime(buf, sizeof(buf), "%l:%M%p", tp); 76 } 77 78 buf[sizeof(buf) - 1] = '\0'; 79 (void)fputs(buf, stdout); 80 } 81 82 /* 83 * pr_idle -- 84 * Display the idle time. 85 */ 86 void 87 pr_idle(time_t idle) 88 { 89 int days; 90 91 if (idle == (time_t)-1) { 92 (void)printf(" ? "); 93 return; 94 } 95 96 days = idle / SECSPERDAY; 97 98 /* If idle more than 36 hours, print as a number of days. */ 99 if (idle >= 48 * SECSPERHOUR) 100 printf(" %ddays ", days); 101 else if (idle >= 36 * SECSPERHOUR) 102 printf(" 1day "); 103 104 /* If idle more than an hour, print as HH:MM. */ 105 else if (idle >= SECSPERHOUR) 106 (void)printf(" %2d:%02d ", 107 (int)(idle / SECSPERHOUR), 108 (int)((idle % SECSPERHOUR) / SECSPERMIN)); 109 110 /* Else print the minutes idle. */ 111 else 112 (void)printf(" %2d ", (int)(idle / SECSPERMIN)); 113 } 114