dysize.c

操作系统SunOS 4.1.3版本的源码

#if !defined(lint) && defined(SCCSIDS)
static	char sccsid[] = "@(#)dysize.c 1.1 92/07/30 SMI"; /* from Arthur Olson's 3.1 */
#endif

/*LINTLIBRARY*/

#include <tzfile.h>

dysize(y)
{
	/*
	** The 4.[0123]BSD version of dysize behaves as if the return statement
	** below read
	**	return ((y % 4) == 0) ? DAYS_PER_LYEAR : DAYS_PER_NYEAR;
	** but since we'd rather be right than (strictly) compatible. . .
	*/
	return isleap(y) ? DAYS_PER_LYEAR : DAYS_PER_NYEAR;
}