freebsd-dev/lib/libc/stdtime/timelocal.c
Ed Maste 5b5fa75acf libc: drop "All rights reserved" from Foundation copyrights
This has already been done for most files that have the Foundation as
the only listed copyright holder.  Do it now for files that list
multiple copyright holders, but have the Foundation copyright in its own
section.

Sponsored by:	The FreeBSD Foundation
2022-08-04 16:57:50 -04:00

157 lines
4.1 KiB
C

/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2001 Alexey Zelkin <phantom@FreeBSD.org>
* Copyright (c) 1997 FreeBSD Inc.
* All rights reserved.
*
* Copyright (c) 2011 The FreeBSD Foundation
*
* Portions of this software were developed by David Chisnall
* under sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <stddef.h>
#include "ldpart.h"
#include "timelocal.h"
struct xlocale_time {
struct xlocale_component header;
char *buffer;
struct lc_time_T locale;
};
struct xlocale_time __xlocale_global_time;
#define LCTIME_SIZE (sizeof(struct lc_time_T) / sizeof(char *))
static const struct lc_time_T _C_time_locale = {
{
"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"
}, {
"January", "February", "March", "April", "May", "June",
"July", "August", "September", "October", "November", "December"
}, {
"Sun", "Mon", "Tue", "Wed",
"Thu", "Fri", "Sat"
}, {
"Sunday", "Monday", "Tuesday", "Wednesday",
"Thursday", "Friday", "Saturday"
},
/* X_fmt */
"%H:%M:%S",
/*
* x_fmt
* Since the C language standard calls for
* "date, using locale's date format," anything goes.
* Using just numbers (as here) makes Quakers happier;
* it's also compatible with SVR4.
*/
"%m/%d/%y",
/*
* c_fmt
*/
"%a %b %e %H:%M:%S %Y",
/* am */
"AM",
/* pm */
"PM",
/* date_fmt */
"%a %b %e %H:%M:%S %Z %Y",
/* alt_month
* Standalone months forms for %OB
*/
{
"January", "February", "March", "April", "May", "June",
"July", "August", "September", "October", "November", "December"
},
/* md_order
* Month / day order in dates
*/
"md",
/* ampm_fmt
* To determine 12-hour clock format time (empty, if N/A)
*/
"%I:%M:%S %p"
};
static void destruct_time(void *v)
{
struct xlocale_time *l = v;
if (l->buffer)
free(l->buffer);
free(l);
}
#include <stdio.h>
struct lc_time_T *
__get_current_time_locale(locale_t loc)
{
return (loc->using_time_locale
? &((struct xlocale_time *)loc->components[XLC_TIME])->locale
: (struct lc_time_T *)&_C_time_locale);
}
static int
time_load_locale(struct xlocale_time *l, int *using_locale, const char *name)
{
struct lc_time_T *time_locale = &l->locale;
return (__part_load_locale(name, using_locale,
&l->buffer, "LC_TIME",
LCTIME_SIZE, LCTIME_SIZE,
(const char **)time_locale));
}
int
__time_load_locale(const char *name)
{
return time_load_locale(&__xlocale_global_time,
&__xlocale_global_locale.using_time_locale, name);
}
void* __time_load(const char* name, locale_t loc)
{
struct xlocale_time *new = calloc(sizeof(struct xlocale_time), 1);
new->header.header.destructor = destruct_time;
if (time_load_locale(new, &loc->using_time_locale, name) == _LDP_ERROR)
{
xlocale_release(new);
return NULL;
}
return new;
}