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tmtype.c

/***********************************************************************
*                                                                      *
*               This software is part of the ast package               *
*                  Copyright (c) 1985-2005 AT&T Corp.                  *
*                      and is licensed under the                       *
*                  Common Public License, Version 1.0                  *
*                            by AT&T Corp.                             *
*                                                                      *
*                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
/*
 * Glenn Fowler
 * AT&T Bell Laboratories
 *
 * time conversion support
 */

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

/*
 * return the tm_data.zone[] time zone entry for type s
 *
 * if e is non-null then it will point to the first
 * unmatched char in s
 *
 * 0 returned for no match
 */

Tm_zone_t*
tmtype(register const char* s, char** e)
{
      register Tm_zone_t*     zp;
      register char*          t;

      tmset(tm_info.zone);
      zp = tm_info.local;
      do
      {
            if ((t = zp->type) && tmword(s, e, t, NiL, 0)) return(zp);
            if (zp == tm_info.local) zp = tm_data.zone;
            else zp++;
      } while (zp->standard);
      return(0);
}

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