1 /*- 2 * Copyright (c) 1990, 1993, 1994 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #include <sys/cdefs.h> 35 36 __FBSDID("$FreeBSD$"); 37 38 #ifndef lint 39 static const char sccsid[] = "@(#)pr_time.c 8.2 (Berkeley) 4/4/94"; 40 #endif 41 42 #include <sys/types.h> 43 #include <sys/time.h> 44 45 #include <stdio.h> 46 #include <string.h> 47 #include <wchar.h> 48 49 #include "extern.h" 50 51 /* 52 * pr_attime -- 53 * Print the time since the user logged in. 54 */ 55 int 56 pr_attime(time_t *started, time_t *now) 57 { 58 static wchar_t buf[256]; 59 struct tm tp, tm; 60 time_t diff; 61 const wchar_t *fmt; 62 int len, width, offset = 0; 63 64 tp = *localtime(started); 65 tm = *localtime(now); 66 diff = *now - *started; 67 68 /* If more than a week, use day-month-year. */ 69 if (diff > 86400 * 7) 70 fmt = L"%d%b%y"; 71 72 /* If not today, use day-hour-am/pm. */ 73 else if (tm.tm_mday != tp.tm_mday || 74 tm.tm_mon != tp.tm_mon || 75 tm.tm_year != tp.tm_year) { 76 /* The line below does not take DST into consideration */ 77 /* else if (*now / 86400 != *started / 86400) { */ 78 fmt = use_ampm ? L"%a%I%p" : L"%a%H"; 79 } 80 81 /* Default is hh:mm{am,pm}. */ 82 else { 83 fmt = use_ampm ? L"%l:%M%p" : L"%k:%M"; 84 } 85 86 (void)wcsftime(buf, sizeof(buf), fmt, &tp); 87 len = wcslen(buf); 88 width = wcswidth(buf, len); 89 if (len == width) 90 (void)wprintf(L"%-7.7ls", buf); 91 else if (width < 7) 92 (void)wprintf(L"%ls%.*s", buf, 7 - width, " "); 93 else { 94 (void)wprintf(L"%ls", buf); 95 offset = width - 7; 96 } 97 return (offset); 98 } 99 100 /* 101 * pr_idle -- 102 * Display the idle time. 103 * Returns number of excess characters that were used for long idle time. 104 */ 105 int 106 pr_idle(time_t idle) 107 { 108 /* If idle more than 36 hours, print as a number of days. */ 109 if (idle >= 36 * 3600) { 110 int days = idle / 86400; 111 (void)printf(" %dday%s ", days, days > 1 ? "s" : " " ); 112 if (days >= 100) 113 return (2); 114 if (days >= 10) 115 return (1); 116 } 117 118 /* If idle more than an hour, print as HH:MM. */ 119 else if (idle >= 3600) 120 (void)printf(" %2d:%02d ", 121 (int)(idle / 3600), (int)((idle % 3600) / 60)); 122 123 else if (idle / 60 == 0) 124 (void)printf(" - "); 125 126 /* Else print the minutes idle. */ 127 else 128 (void)printf(" %2d ", (int)(idle / 60)); 129 130 return (0); /* not idle longer than 9 days */ 131 } 132