1/*- 2 * Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org> 3 * Copyright (c) 1997 FreeBSD Inc. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28#include <sys/cdefs.h> 29__FBSDID("$FreeBSD: src/lib/libc/stdtime/timelocal.c,v 1.25 2003/06/13 00:14:07 jkh Exp $"); 30 31#include "xlocale_private.h" 32 33#include <stddef.h> 34#include <string.h> 35 36#include "ldpart.h" 37#include "timelocal.h" 38 39#define LCTIME_SIZE (sizeof(struct lc_time_T) / sizeof(char *)) 40 41static const struct lc_time_T _C_time_locale = { 42 { 43 "Jan", "Feb", "Mar", "Apr", "May", "Jun", 44 "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" 45 }, { 46 "January", "February", "March", "April", "May", "June", 47 "July", "August", "September", "October", "November", "December" 48 }, { 49 "Sun", "Mon", "Tue", "Wed", 50 "Thu", "Fri", "Sat" 51 }, { 52 "Sunday", "Monday", "Tuesday", "Wednesday", 53 "Thursday", "Friday", "Saturday" 54 }, 55 56 /* X_fmt */ 57 "%H:%M:%S", 58 59 /* 60 * x_fmt 61 * Since the C language standard calls for 62 * "date, using locale's date format," anything goes. 63 * Using just numbers (as here) makes Quakers happier; 64 * it's also compatible with SVR4. 65 */ 66 "%m/%d/%y", 67 68 /* 69 * c_fmt 70 */ 71 "%a %b %e %H:%M:%S %Y", 72 73 /* am */ 74 "AM", 75 76 /* pm */ 77 "PM", 78 79 /* date_fmt */ 80 "%a %b %e %H:%M:%S %Z %Y", 81 82 /* alt_month 83 * Standalone months forms for %OB 84 */ 85 { 86 "January", "February", "March", "April", "May", "June", 87 "July", "August", "September", "October", "November", "December" 88 }, 89 90 /* md_order 91 * Month / day order in dates 92 */ 93 "md", 94 95 /* ampm_fmt 96 * To determine 12-hour clock format time (empty, if N/A) 97 */ 98 "%I:%M:%S %p" 99}; 100 101__private_extern__ struct lc_time_T * 102__get_current_time_locale(locale_t loc) 103{ 104 return (loc->_time_using_locale 105 ? &loc->__lc_time->_time_locale 106 : (struct lc_time_T *)&_C_time_locale); 107} 108 109__private_extern__ int 110__time_load_locale(const char *name, locale_t loc) 111{ 112 int ret; 113 struct __xlocale_st_time *xp; 114 static struct __xlocale_st_time *cache = NULL; 115 116 /* 'name' must be already checked. */ 117 if (strcmp(name, "C") == 0 || strcmp(name, "POSIX") == 0) { 118 loc->_time_using_locale = 0; 119 XL_RELEASE(loc->__lc_time); 120 loc->__lc_time = NULL; 121 return (_LDP_CACHE); 122 } 123 124 /* 125 * If the locale name is the same as our cache, use the cache. 126 */ 127 if (cache && cache->_time_locale_buf && strcmp(name, cache->_time_locale_buf) == 0) { 128 loc->_time_using_locale = 1; 129 XL_RELEASE(loc->__lc_time); 130 loc->__lc_time = cache; 131 XL_RETAIN(loc->__lc_time); 132 return (_LDP_CACHE); 133 } 134 if ((xp = (struct __xlocale_st_time *)malloc(sizeof(*xp))) == NULL) 135 return _LDP_ERROR; 136 xp->__refcount = 1; 137 xp->__free_extra = (__free_extra_t)__ldpart_free_extra; 138 xp->_time_locale_buf = NULL; 139 140 ret = __part_load_locale(name, &loc->_time_using_locale, 141 &xp->_time_locale_buf, "LC_TIME", 142 LCTIME_SIZE, LCTIME_SIZE, 143 (const char **)&xp->_time_locale); 144 if (ret == _LDP_LOADED) { 145 XL_RELEASE(loc->__lc_time); 146 loc->__lc_time = xp; 147 XL_RELEASE(cache); 148 cache = xp; 149 XL_RETAIN(cache); 150 } else if (ret == _LDP_ERROR) 151 free(xp); 152 153 return (ret); 154} 155