1 /* $NetBSD: partime.h,v 1.2 2016/01/14 04:22:39 christos Exp $ */ 2 3 /* Parse a string, yielding a struct partime that describes it. */ 4 5 /* Copyright 1993, 1994, 1995 Paul Eggert 6 Distributed under license by the Free Software Foundation, Inc. 7 8 This file is part of RCS. 9 10 RCS is free software; you can redistribute it and/or modify 11 it under the terms of the GNU General Public License as published by 12 the Free Software Foundation; either version 2, or (at your option) 13 any later version. 14 15 RCS is distributed in the hope that it will be useful, 16 but WITHOUT ANY WARRANTY; without even the implied warranty of 17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 18 GNU General Public License for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with RCS; see the file COPYING. 22 If not, write to the Free Software Foundation, 23 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 24 25 Report problems and direct all questions to: 26 27 rcs-bugs@cs.purdue.edu 28 29 */ 30 31 #define TM_UNDEFINED (-1) 32 #define TM_DEFINED(x) (0 <= (x)) 33 34 #define TM_UNDEFINED_ZONE ((long) -24 * 60 * 60) 35 #define TM_LOCAL_ZONE (TM_UNDEFINED_ZONE - 1) 36 37 struct partime { 38 /* 39 * This structure describes the parsed time. 40 * Only the following tm_* values in it are used: 41 * sec, min, hour, mday, mon, year, wday, yday. 42 * If TM_UNDEFINED(value), the parser never found the value. 43 * The tm_year field is the actual year, not the year - 1900; 44 * but see ymodulus below. 45 */ 46 struct tm tm; 47 48 /* 49 * If !TM_UNDEFINED(ymodulus), 50 * then tm.tm_year is actually modulo ymodulus. 51 */ 52 int ymodulus; 53 54 /* 55 * Week of year, ISO 8601 style. 56 * If TM_UNDEFINED(yweek), the parser never found yweek. 57 * Weeks start on Mondays. 58 * Week 1 includes Jan 4. 59 */ 60 int yweek; 61 62 /* Seconds east of UTC; or TM_LOCAL_ZONE or TM_UNDEFINED_ZONE. */ 63 long zone; 64 }; 65 66 #if defined(__STDC__) || has_prototypes 67 # define __PARTIME_P(x) x 68 #else 69 # define __PARTIME_P(x) () 70 #endif 71 72 char *partime __PARTIME_P((char const *, struct partime *)); 73 char *parzone __PARTIME_P((char const *, long *)); 74