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getdate.c

/***********************************************************************
*                                                                      *
*               This software is part of the ast package               *
*          Copyright (c) 1985-2008 AT&T Intellectual Property          *
*                      and is licensed under the                       *
*                  Common Public License, Version 1.0                  *
*                    by AT&T Intellectual Property                     *
*                                                                      *
*                A copy of the License is available at                 *
*            http://www.opensource.org/licenses/cpl1.0.txt             *
*         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
*                                                                      *
*              Information and Software Systems Research               *
*                            AT&T Research                             *
*                           Florham Park NJ                            *
*                                                                      *
*                 Glenn Fowler <gsf@research.att.com>                  *
*                  David Korn <dgk@research.att.com>                   *
*                   Phong Vo <kpv@research.att.com>                    *
*                                                                      *
***********************************************************************/
#pragma prototyped
/*
 * getdate implementation
 */

#define getdate   ______getdate

#include <ast.h>
#include <tm.h>

#undef      getdate

#undef      _def_map_ast
#include <ast_map.h>

#undef      _lib_getdate      /* we can pass X/Open */

#if _lib_getdate

NoN(getdate)

#else

#ifndef getdate_err
__DEFINE__(int, getdate_err, 0);
#endif

#if defined(__EXPORT__)
#define extern    __EXPORT__
#endif

extern struct tm*
getdate(const char* s)
{
      char*             e;
      char*             f;
      time_t                  t;
      Tm_t*             tm;

      static struct tm  ts;

      t = tmscan(s, &e, NiL, &f, NiL, TM_PEDANTIC);
      if (*e || *f)
      {
            /* of course we all know what 7 means */
            getdate_err = 7;
            return 0;
      }
      tm = tmmake(&t);
      ts.tm_sec = tm->tm_sec;
      ts.tm_min = tm->tm_min;
      ts.tm_hour = tm->tm_hour;
      ts.tm_mday = tm->tm_mday;
      ts.tm_mon = tm->tm_mon;
      ts.tm_year = tm->tm_year;
      ts.tm_wday = tm->tm_wday;
      ts.tm_yday = tm->tm_yday;
      ts.tm_isdst = tm->tm_isdst;
      return &ts;
}

#endif

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