ctime.c

来自「一个C源代码分析器」· C语言 代码 · 共 36 行

/* Copyright (C) 1991 Free Software Foundation, Inc.
This file is part of the GNU C Library.

The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.

The GNU C Library 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.  See the GNU
Library General Public License for more details.

You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB.  If
not, write to the Free Software Foundation, Inc., 675 Mass Ave,
Cambridge, MA 02139, USA.  */

#include <ansidecl.h>
#undef	__OPTIMIZE__	/* Avoid inline `ctime' function.  */
#include <time.h>

#undef	ctime


/* Return a string as returned by asctime which
   is the representation of *T in that form.  */
char *
DEFUN(ctime, (t), CONST time_t *t)
{
  register struct tm *tp = localtime(t);
  if (tp == NULL)
    return NULL;
  return asctime(tp);
}