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/*
birthday
Birthday/Anniversary display on login
(c) 1996 AS Mortimer
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version. You may also
distribute it under the Artistic License, as comes with Perl.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
You should also have recieved a copy of the Artistic license with
this program.
$Id: bdcal.c,v 1.4 2005/12/09 18:06:59 andymort Exp $ */
#include <time.h>
#include <string.h>
#include "birthday.h"
int iCLines = 6; /* lines-per-day in the calendar */
int iCWidth = 80; /* width of calendar, in characters */
int iCWeeks = 0; /* weeks-per-page in the calendar, or 0 to supress page-breaks */
int iCTotal = 28; /* total number of days to print the calendar for */
/* output the list in a calendar-style format */
void do_cal(struct event *evl, const struct date *today)
{
unsigned i,j,k,lines, chars;
char *buf = xmalloc(iCWidth+1);
char *buf2 = xmalloc(iCWidth*3+1);
struct tm btime;
/* need the day-of-week info for whatever we're using as today */
{
time_t now;
struct tm tmtoday;
tmtoday.tm_sec = 0;
tmtoday.tm_min = 0;
tmtoday.tm_hour = 12; /* safely halfway through the day */
tmtoday.tm_mday = today->day;
tmtoday.tm_mon = today->month - 1;
tmtoday.tm_year = today->year - 1900;
now = mktime( &tmtoday );
btime = *localtime( &now );
}
for (i=0; i < iCTotal; i++)
{
if (iCWeeks != 0 && i!=0 && (i%(iCWeeks*7))==0) printf("\x0c");
strftime(buf, iCWidth+1, "---%A-%B-%d-%Y", &btime);
for (k=0; buf[k]!=0; k++)
if (buf[k]==' ') buf[k]='-';
for (;k < iCWidth; k++) buf[k]='-';
buf[iCWidth]=0;
if (btime.tm_wday==0 || btime.tm_wday==6) /* weekend---make it bold */
{
for (k=0; buf[k]!=0; k++)
{
buf2[k*3]=buf[k];
buf2[k*3+1]='\b';
buf2[k*3+2]=buf[k];
}
buf2[k*3]=0;
printf("%s\n", buf2);
}
else
printf("%s\n", buf);
lines=1;
chars=0;
for (j = 0; evl[j].text != NULL; j++)
if (delta(&(evl[j].date), today) == i /* Today's events. */
|| (evl[j].enddate.year != 0 /* Events that end somewhen... */
&& evl[j].enddate.month != 0
&& evl[j].enddate.day != 0
&& delta(&(evl[j].enddate), today) >= i
&& (delta(&(evl[j].date), today) >= delta(&(evl[j].enddate), today) /* ...and either started in the past. */
|| delta(&(evl[j].date), today) <= i))) /* ...or in the timespan of this calendar output. */
{
chars+=strlen(evl[j].text)+4;
if (chars > iCWidth)
{
chars=strlen(evl[j].text);
printf("\n");
lines++;
}
printf("%s ", evl[j].text);
}
for (;lines < iCLines; lines++) printf("\n");
/* increment d */
btime.tm_mday++;
btime.tm_wday=(1+btime.tm_wday)%7;
if(btime.tm_mday>mlen(btime.tm_mon+1, btime.tm_year))
{
if (btime.tm_mon==11)
{
btime.tm_year++;
btime.tm_mon = 0;
}
else
btime.tm_mon++;
btime.tm_mday=1;
}
}
free(buf);
free(buf2);
}
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