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1 | /* |
2 | * This file is part of DisOrder | |
3 | * Copyright (C) 2008 Richard Kettlewell | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
18 | * USA | |
19 | */ | |
20 | ||
21 | /** @file lib/dateparse.c | |
22 | * @brief Date parsing | |
23 | */ | |
24 | ||
05b75f8d | 25 | #include "common.h" |
d436bd52 RK |
26 | |
27 | #include <time.h> | |
28 | ||
29 | #include "dateparse.h" | |
30 | #include "log.h" | |
31 | ||
32 | /** @brief Date parsing patterns | |
33 | * | |
34 | * This set of patterns is designed to parse a specific time of a specific day, | |
35 | * since that's what the scheduler needs. Other requirements might need other | |
36 | * pattern lists. | |
37 | */ | |
38 | static const char *const datemsk[] = { | |
39 | /* ISO format */ | |
40 | "%Y-%m-%d %H:%M:%S", | |
cca956b1 RK |
41 | /* Generic time, same day */ |
42 | "%H:%M:%S", | |
43 | "%H:%M", | |
d436bd52 RK |
44 | /* "%Y-%m-%d %H:%M:%S %Z" - no, not sensibly supported anywhere */ |
45 | /* Locale-specific date + time */ | |
46 | "%c", | |
47 | "%Ec", | |
48 | /* Locale-specific time, same day */ | |
49 | "%X", | |
50 | "%EX", | |
d436bd52 RK |
51 | NULL, |
52 | }; | |
53 | ||
54 | /** @brief Convert string to a @c time_t */ | |
55 | time_t dateparse(const char *s) { | |
56 | struct tm t; | |
57 | int rc; | |
58 | ||
59 | switch(rc = xgetdate_r(s, &t, datemsk)) { | |
60 | case 0: | |
61 | return mktime(&t); | |
62 | case 7: | |
63 | fatal(0, "date string '%s' not in a recognized format", s); | |
64 | case 8: | |
65 | fatal(0, "date string '%s' not representable", s); | |
66 | default: | |
67 | fatal(0, "date string '%s' produced unexpected error %d", s, rc); | |
68 | } | |
69 | } | |
70 | ||
71 | /* | |
72 | Local Variables: | |
73 | c-basic-offset:2 | |
74 | comment-column:40 | |
75 | fill-column:79 | |
76 | indent-tabs-mode:nil | |
77 | End: | |
78 | */ |