bday

annotate birthday.h @ 0:22b6e71de68e

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initial commit; codebase from birthday; just the needed stuff; substituted getopt by own code
author meillo@marmaro.de
date Sun, 16 Dec 2007 22:26:48 +0100
parents
children dc2f94280b01
rev   line source
meillo@0 1 /*
meillo@0 2 birthday
meillo@0 3
meillo@0 4 Birthday/Anniversary display on login
meillo@0 5
meillo@0 6 (c) 1996 AS Mortimer
meillo@0 7
meillo@0 8 This program is free software; you can redistribute it and/or
meillo@0 9 modify it under the terms of the GNU General Public License as
meillo@0 10 published by the Free Software Foundation; either version 2 of the
meillo@0 11 License, or (at your option) any later version. You may also
meillo@0 12 distribute it under the Artistic License, as comes with Perl.
meillo@0 13
meillo@0 14 This program is distributed in the hope that it will be useful,
meillo@0 15 but WITHOUT ANY WARRANTY; without even the implied warranty of
meillo@0 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
meillo@0 17
meillo@0 18 You should have received a copy of the GNU General Public License
meillo@0 19 along with this program; if not, write to the Free Software
meillo@0 20 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
meillo@0 21
meillo@0 22 You should also have recieved a copy of the Artistic license with
meillo@0 23 this program.
meillo@0 24
meillo@0 25 $Id: birthday.h,v 1.6 1999/04/25 14:01:29 andy Exp $
meillo@0 26 */
meillo@0 27
meillo@0 28 /* ========== Configuration section */
meillo@0 29
meillo@0 30 #define DEFAULT_FILE ".birthdays"
meillo@0 31
meillo@0 32 /* standard time to warn in advance, when no explicit w flag is given. */
meillo@0 33 #define DEF_WARN 21
meillo@0 34 /* maximum time to warn in advance when no M flag is given */
meillo@0 35 #define MAX_WARN 500 /* ie, a year */
meillo@0 36 /* minimum time to warn in advance when no m flag */
meillo@0 37 #define MIN_WARN 0
meillo@0 38
meillo@0 39 /* ========== Required includes */
meillo@0 40
meillo@0 41 #include <stdio.h>
meillo@0 42
meillo@0 43 /* ========== Global constants and data types */
meillo@0 44
meillo@0 45
meillo@0 46 /* month lengths etc */
meillo@0 47
meillo@0 48 #define isleapyear(y) ((y)%4==0 && ((y)%100 != 0 || (y)%400 == 0))
meillo@0 49 extern const unsigned MLENDAT[];
meillo@0 50 #define mlen(m,y) (MLENDAT[(m)-1] != -1 ? MLENDAT[(m)-1] : (isleapyear((y)) ? 29 : 28))
meillo@0 51 #define before(a,b) ((a).month < (b).month || ((a).month == (b).month && (a).day < (b).day))
meillo@0 52 #define ydelta(a,b) ((int) (b).year - (a).year + before((a),(b)))
meillo@0 53 #define warnperiod(ev) ((ev).warn<iMinWarn?iMinWarn:((ev).warn>iMaxWarn?iMaxWarn:(ev).warn))
meillo@0 54
meillo@0 55 /* -------- modifier flags */
meillo@0 56
meillo@0 57 #define F_MTYPE 0x07
meillo@0 58 #define F_TBIRTHDAY 1
meillo@0 59 #define F_TANNIVERSARY 2
meillo@0 60 #define F_TEVENT 3
meillo@0 61 #define F_TMESSAGE 4
meillo@0 62
meillo@0 63 /* flags processed immediately on encountering */
meillo@0 64 #define F_MIMMEDIATE 0x24
meillo@0 65 #define F_WTIME_P 0x08
meillo@0 66 #define F_FORDAYS 0x16
meillo@0 67 #define F_TODATE 0x24
meillo@0 68
meillo@0 69 struct _ftable {char *txt; unsigned flag;};
meillo@0 70
meillo@0 71 extern const struct _ftable FTABLE[];
meillo@0 72
meillo@0 73 struct date {
meillo@0 74 unsigned day;
meillo@0 75 unsigned month;
meillo@0 76 unsigned year;
meillo@0 77 };
meillo@0 78
meillo@0 79 struct event {
meillo@0 80 char *text;
meillo@0 81 struct date date;
meillo@0 82 struct date enddate;
meillo@0 83 int warn;
meillo@0 84 };
meillo@0 85
meillo@0 86 typedef int (*prnfunc)(const char *);
meillo@0 87
meillo@0 88 /* ========== */
meillo@0 89
meillo@0 90 struct event *readlist(char *fname);
meillo@0 91 void gettoday(void);
meillo@0 92 unsigned delta(struct date *);
meillo@0 93 unsigned ddiff(struct date *D1, struct date *D2);
meillo@0 94 void liststrings(struct event *evl, prnfunc outf);
meillo@0 95 char *tdelta(struct date *d);
meillo@0 96 char *ttime(int yr, int mn, int wk, int dy);
meillo@0 97
meillo@0 98 /* ========== Global Variables */
meillo@0 99
meillo@0 100 extern struct date today;
meillo@0 101 extern int iDWarn;
meillo@0 102 extern int iMaxWarn;
meillo@0 103 extern int iMinWarn;
meillo@0 104