main()
{
int year;
GiveInstructions();
year = GetYearFromUser();
PrintCalendar(year);
}
main()
{
int year; /* 西暦 */
int month; /* 月 */
int days; /* 月の日数 */
int youbi; /* 最初の日の曜日番号 */
getYearMonth(&year, &month);
days = getMonthDays(year, month);
youbi = getWeekDay(year, month, 1);
printf("西暦%d年 %d月\n", year, month);
PrintCalendar(days, youbi);
}
int main ( int argc, char *argv[] )
{
int start_yy, start_mm;
time_t timer;
struct tm *tms;
if ( argc != 1 && argc != 3 )
{
fprintf ( stderr, "lilcal requires 0 or 2 arguments\n" );
return ( EXIT_FAILURE );
}
if ( argc == 1 ) /* current month */
{
timer = time ( NULL );
tms = localtime ( &timer );
tms->tm_mon += 1;
start_mm = tms->tm_mon;
start_yy = tms->tm_year;
start_yy += 1900;
}
else
if ( argc == 3 )
{
start_mm = atoi ( argv[1] );
start_yy = atoi ( argv[2] );
}
/*
* due to the calendar change, October 1582 is a unique
* month and must be provided for specially.
*/
if ( start_yy == 1582 && start_mm == 10 )
PrintOct1582();
else
PrintCalendar ( start_yy, start_mm );
return ( EXIT_SUCCESS );
}
