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fts_fix.c

/***********************************************************************
*                                                                      *
*               This software is part of the ast package               *
*          Copyright (c) 1992-2010 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>                   *
*                                                                      *
***********************************************************************/
/*
 * -lcmd specific workaround to handle
 *    fts_namelen
 *    fts_pathlen
 *    fts_level
 * changing from [unsigned] short bit to [s]size_t
 *
 * ksh (or any other main application) that pulls in -lcmd
 * at runtime may result in old -last running with new -lcmd
 * which is not a good situation (tm)
 *
 * probably safe to drop after 20150101
 */

#include <ast.h>
#include <fts_fix.h>

#undef      fts_read

FTSENT*
_fts_read(FTS* fts)
{
      FTSENT*           oe;

      static FTSENT*    ne;

      if ((oe = _ast_fts_read(fts)) && ast.version < 20100102L && (ne || (ne = newof(0, FTSENT, 1, 0))))
      {
            *ne = *oe;
            oe = ne;
            ne->fts_namelen = ne->_fts_namelen;
            ne->fts_pathlen = ne->_fts_pathlen;
            ne->fts_level = ne->_fts_level;
      }
      return oe;
}

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