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1 | /* | |
2 | * (C)2012 Michael Duane Rice All rights reserved. | |
3 | * | |
4 | * Redistribution and use in source and binary forms, with or without | |
5 | * modification, are permitted provided that the following conditions are | |
6 | * met: | |
7 | * | |
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. | |
15 | * | |
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) | |
25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | |
26 | * POSSIBILITY OF SUCH DAMAGE. | |
27 | */ | |
28 | ||
29 | /* $Id: asctime_r.c 2357 2013-04-21 16:25:30Z swfltek $ */ | |
30 | ||
31 | /* | |
32 | Re-entrant version of asctime(). | |
33 | ||
34 | */ | |
35 | #include <time.h> | |
36 | #include <stdlib.h> | |
37 | ||
38 | #ifdef __MEMX | |
39 | const __memx char ascmonths[] = "JanFebMarAprMayJunJulAugSepOctNovDec"; | |
40 | const __memx char ascdays[] = "SunMonTueWedThuFriSat"; | |
41 | #else | |
42 | const char ascmonths[] = "JanFebMarAprMayJunJulAugSepOctNovDec"; | |
43 | const char ascdays[] = "SunMonTueWedThuFriSat"; | |
44 | #endif | |
45 | ||
46 | extern void __print_lz(int , char *, char ); | |
47 | ||
48 | void | |
49 | asctime_r(const struct tm * timeptr, char *buffer) | |
50 | { | |
51 | unsigned char i, m, d; | |
52 | div_t result; | |
53 | ||
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++]; | |
59 | } | |
60 | buffer[3]=buffer[7]=' '; | |
61 | buffer += 8; | |
62 | ||
63 | __print_lz(timeptr->tm_mday,buffer,' '); | |
64 | buffer += 3; | |
65 | ||
66 | __print_lz(timeptr->tm_hour,buffer,':'); | |
67 | buffer += 3; | |
68 | ||
69 | __print_lz(timeptr->tm_min,buffer,':'); | |
70 | buffer += 3; | |
71 | ||
72 | __print_lz(timeptr->tm_sec,buffer,' '); | |
73 | buffer += 3; | |
74 | ||
75 | result = div(timeptr->tm_year + 1900 , 100); | |
76 | ||
77 | __print_lz(result.quot,buffer,' '); | |
78 | buffer += 2; | |
79 | ||
80 | __print_lz(result.rem,buffer,0); | |
81 | ||
82 | } |