1 /* Parse a string, yielding a struct partime that describes it. */
3 /* Copyright 1993, 1994, 1995, 1997 Paul Eggert
4 Distributed under license by the Free Software Foundation, Inc.
6 This file is part of RCS.
8 RCS is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2, or (at your option)
13 RCS is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with RCS; see the file COPYING.
20 If not, write to the Free Software Foundation,
21 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 Report problems and direct all questions to:
25 rcs-bugs@cs.purdue.edu
29 #define TM_UNDEFINED (-1)
30 #define TM_DEFINED(x) (0 <= (x))
32 /* #include <limits.h> if you want to use these symbols. */
33 #define TM_LOCAL_ZONE LONG_MIN
34 #define TM_UNDEFINED_ZONE (LONG_MIN + 1)
38 /* This structure describes the parsed time.
39 Only the following tm_* values in it are used:
40 sec, min, hour, mday, mon, year, wday, yday.
41 If TM_UNDEFINED (value), the parser never found the value.
42 The tm_year field is the actual year, not the year - 1900;
43 but see ymodulus below. */
46 /* If !TM_UNDEFINED (ymodulus),
47 then tm.tm_year is actually modulo ymodulus. */
50 /* Week of year, ISO 8601 style.
51 If TM_UNDEFINED (yweek), the parser never found yweek.
52 Weeks start on Mondays.
53 Week 1 includes Jan 4. */
56 /* Seconds east of UTC; or TM_LOCAL_ZONE or TM_UNDEFINED_ZONE. */
60 #if defined __STDC__ || has_prototypes
61 # define __PARTIME_P(x) x
63 # define __PARTIME_P(x) ()
66 char *partime __PARTIME_P ((char const *, struct partime *));
67 char *parzone __PARTIME_P ((char const *, long *));