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cloudbase.mooo.com Git - z180-stamp.git/blob - time/asctime_r.c
2 * (C)2012 Michael Duane Rice All rights reserved.
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5 * modification, are permitted provided that the following conditions are
8 * Redistributions of source code must retain the above copyright notice, this
9 * list of conditions and the following disclaimer. Redistributions in binary
10 * form must reproduce the above copyright notice, this list of conditions
11 * and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution. Neither the name of the copyright holders
13 * nor the names of contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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29 /* $Id: asctime_r.c 2357 2013-04-21 16:25:30Z swfltek $ */
32 Re-entrant version of asctime().
39 const __memx
char ascmonths
[] = "JanFebMarAprMayJunJulAugSepOctNovDec";
40 const __memx
char ascdays
[] = "SunMonTueWedThuFriSat";
42 const char ascmonths
[] = "JanFebMarAprMayJunJulAugSepOctNovDec";
43 const char ascdays
[] = "SunMonTueWedThuFriSat";
46 extern void __print_lz(int , char *, char );
49 asctime_r(const struct tm
* timeptr
, char *buffer
)
51 unsigned char i
, m
, d
;
54 d
= timeptr
->tm_wday
* 3;
55 m
= timeptr
->tm_mon
* 3;
56 for (i
= 0; i
< 3; i
++) {
57 buffer
[i
] = ascdays
[d
++];
58 buffer
[i
+4] = ascmonths
[m
++];
60 buffer
[3]=buffer
[7]=' ';
63 __print_lz(timeptr
->tm_mday
,buffer
,' ');
66 __print_lz(timeptr
->tm_hour
,buffer
,':');
69 __print_lz(timeptr
->tm_min
,buffer
,':');
72 __print_lz(timeptr
->tm_sec
,buffer
,' ');
75 result
= div(timeptr
->tm_year
+ 1900 , 100);
77 __print_lz(result
.quot
,buffer
,' ');
80 __print_lz(result
.rem
,buffer
,0);