1 /* $OpenBSD: pr_time.c,v 1.14 2009/10/27 23:59:49 deraadt 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/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 -- 43 * Print the time since the user logged in. 44 */ 45 void 46 pr_attime(time_t *started, time_t *now) 47 { 48 static char buf[256]; 49 struct tm *tp; 50 time_t diff; 51 const char *fmt; 52 int today; 53 54 today = localtime(now)->tm_yday; 55 tp = localtime(started); 56 diff = *now - *started; 57 58 /* If more than a week, use day-month-year. */ 59 if (diff > SECSPERDAY * DAYSPERWEEK) 60 fmt = "%d%b%y"; 61 62 /* If not today, use day-hour-am/pm. */ 63 else if (tp->tm_yday != today ) { 64 fmt = "%a%I%p"; 65 } 66 67 /* Default is hh:mm{am,pm}. */ 68 else { 69 fmt = "%l:%M%p"; 70 } 71 72 (void)strftime(buf, sizeof buf -1, fmt, tp); 73 buf[sizeof buf - 1] = '\0'; 74 (void)printf("%s", buf); 75 } 76 77 /* 78 * pr_idle -- 79 * Display the idle time. 80 */ 81 void 82 pr_idle(time_t idle) 83 { 84 int days = idle / SECSPERDAY; 85 86 /* If idle more than 36 hours, print as a number of days. */ 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 } 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 } 105