1153486Sphk/*- 2153486Sphk * Copyright (c) 2005 Poul-Henning Kamp 3153486Sphk * Copyright (c) 1990, 1993 4153486Sphk * The Regents of the University of California. All rights reserved. 5153486Sphk * 6153486Sphk * This code is derived from software contributed to Berkeley by 7153486Sphk * Chris Torek. 8153486Sphk * 9153486Sphk * Redistribution and use in source and binary forms, with or without 10153486Sphk * modification, are permitted provided that the following conditions 11153486Sphk * are met: 12153486Sphk * 1. Redistributions of source code must retain the above copyright 13153486Sphk * notice, this list of conditions and the following disclaimer. 14153486Sphk * 2. Redistributions in binary form must reproduce the above copyright 15153486Sphk * notice, this list of conditions and the following disclaimer in the 16153486Sphk * documentation and/or other materials provided with the distribution. 17153486Sphk * 3. Neither the name of the University nor the names of its contributors 18153486Sphk * may be used to endorse or promote products derived from this software 19153486Sphk * without specific prior written permission. 20153486Sphk * 21153486Sphk * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22153486Sphk * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23153486Sphk * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24153486Sphk * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25153486Sphk * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26153486Sphk * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27153486Sphk * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28153486Sphk * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29153486Sphk * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30153486Sphk * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31153486Sphk * SUCH DAMAGE. 32153486Sphk * 33153486Sphk * $FreeBSD$ 34153486Sphk */ 35153486Sphk#include <namespace.h> 36153486Sphk#include <stdio.h> 37153486Sphk#include <wchar.h> 38153486Sphk#include <stdint.h> 39153486Sphk#include <assert.h> 40153486Sphk#include <sys/time.h> 41153486Sphk#include "printf.h" 42153486Sphk 43153486Sphkint 44153486Sphk__printf_arginfo_time(const struct printf_info *pi, size_t n, int *argt) 45153486Sphk{ 46153486Sphk 47153486Sphk assert(n >= 1); 48153486Sphk argt[0] = PA_POINTER; 49153486Sphk return (1); 50153486Sphk} 51153486Sphk#define MINUTE 60 52153486Sphk#define HOUR (60 * MINUTE) 53153486Sphk#define DAY (24 * HOUR) 54153486Sphk#define YEAR (365 * DAY) 55153486Sphk 56153486Sphkint 57153486Sphk__printf_render_time(struct __printf_io *io, const struct printf_info *pi, const void *const *arg) 58153486Sphk{ 59153486Sphk char buf[100]; 60153486Sphk char *p; 61153486Sphk struct timeval *tv; 62153486Sphk struct timespec *ts; 63153486Sphk time_t *tp; 64155300Sphk intmax_t t, tx; 65219346Spjd int i, prec, nsec, ret; 66153486Sphk 67153486Sphk if (pi->is_long) { 68153486Sphk tv = *((struct timeval **)arg[0]); 69153486Sphk t = tv->tv_sec; 70153486Sphk nsec = tv->tv_usec * 1000; 71153486Sphk prec = 6; 72153486Sphk } else if (pi->is_long_double) { 73153486Sphk ts = *((struct timespec **)arg[0]); 74153486Sphk t = ts->tv_sec; 75153486Sphk nsec = ts->tv_nsec; 76153486Sphk prec = 9; 77153486Sphk } else { 78153486Sphk tp = *((time_t **)arg[0]); 79153486Sphk t = *tp; 80199783Swollman nsec = 0; 81199783Swollman prec = 0; 82153486Sphk } 83219342Spjd if (pi->is_long || pi->is_long_double) { 84219342Spjd if (pi->prec >= 0) 85219342Spjd prec = pi->prec; 86219342Spjd if (prec == 0) 87219342Spjd nsec = 0; 88219342Spjd } 89153486Sphk 90153486Sphk p = buf; 91153486Sphk if (pi->alt) { 92155300Sphk tx = t; 93153486Sphk if (t >= YEAR) { 94153486Sphk p += sprintf(p, "%jdy", t / YEAR); 95153486Sphk t %= YEAR; 96153486Sphk } 97219342Spjd if (tx >= DAY && (t != 0 || prec != 0)) { 98153486Sphk p += sprintf(p, "%jdd", t / DAY); 99153486Sphk t %= DAY; 100153486Sphk } 101219342Spjd if (tx >= HOUR && (t != 0 || prec != 0)) { 102153486Sphk p += sprintf(p, "%jdh", t / HOUR); 103153486Sphk t %= HOUR; 104153486Sphk } 105219342Spjd if (tx >= MINUTE && (t != 0 || prec != 0)) { 106153486Sphk p += sprintf(p, "%jdm", t / MINUTE); 107153486Sphk t %= MINUTE; 108153486Sphk } 109219342Spjd if (t != 0 || tx == 0 || prec != 0) 110155085Sphk p += sprintf(p, "%jds", t); 111153486Sphk } else { 112153486Sphk p += sprintf(p, "%jd", (intmax_t)t); 113153486Sphk } 114219342Spjd if (prec != 0) { 115153486Sphk for (i = prec; i < 9; i++) 116153486Sphk nsec /= 10; 117153486Sphk p += sprintf(p, ".%.*d", prec, nsec); 118153486Sphk } 119219346Spjd ret = __printf_out(io, pi, buf, p - buf); 120219346Spjd __printf_flush(io); 121219346Spjd return (ret); 122153486Sphk} 123