Интерактивная система просмотра системных руководств (man-ов) dysize (3) dysize ( Русские man: Библиотечные вызовы ) >> dysize ( Linux man: Библиотечные вызовы )
NAME
dysize - get number of days for a given year
SYNOPSIS
#include <time.h >
int dysize(int year );
Feature Test Macro Requirements for glibc (see
feature_test_macros
dysize ():
_BSD_SOURCE || _SVID_SOURCE
DESCRIPTION
The function returns 365 for a normal year and 366 for a leap year.
The calculation for leap year is based on:
(year) %4 == 0 && ((year) %100 != 0 || (year) %400 == 0)
The formula is defined in the macro
__isleap(year)
also found in
<time.h > .
CONFORMING TO
This function occurs in SunOS 4.x.
NOTES
This is a compatibility function only.
Don't use it in new programs.
The SCO version of this function had a year-2000 problem.
SEE ALSO
strftime
COLOPHON
This page is part of release 3.14 of the Linux
man-pages
project.
A description of the project,
and information about reporting bugs,
can be found at
http://www.kernel.org/doc/man-pages/.
Index
NAME
SYNOPSIS
DESCRIPTION
CONFORMING TO
NOTES
SEE ALSO
COLOPHON
