usr/src/lib/libcmd/common/fts_fix.c

   1 /***********************************************************************
   2 *                                                                      *
   3 *               This software is part of the ast package               *
   4 *          Copyright (c) 1992-2010 AT&T Intellectual Property          *
   5 *                      and is licensed under the                       *
   6 *                  Common Public License, Version 1.0                  *
   7 *                    by AT&T Intellectual Property                     *
   8 *                                                                      *
   9 *                A copy of the License is available at                 *
  10 *            http://www.opensource.org/licenses/cpl1.0.txt             *
  11 *         (with md5 checksum 059e8cd6165cb4c31e351f2b69388fd9)         *
  12 *                                                                      *
  13 *              Information and Software Systems Research               *
  14 *                            AT&T Research                             *
  15 *                           Florham Park NJ                            *
  16 *                                                                      *
  17 *                 Glenn Fowler <gsf@research.att.com>                  *
  18 *                  David Korn <dgk@research.att.com>                   *
  19 *                                                                      *
  20 ***********************************************************************/
  21 /*
  22  * -lcmd specific workaround to handle
  23  *      fts_namelen
  24  *      fts_pathlen
  25  *      fts_level
  26  * changing from [unsigned] short bit to [s]size_t
  27  *
  28  * ksh (or any other main application) that pulls in -lcmd
  29  * at runtime may result in old -last running with new -lcmd
  30  * which is not a good situation (tm)
  31  *
  32  * probably safe to drop after 20150101
  33  */
  34
  35 #include <ast.h>
  36 #include <fts_fix.h>
  37
  38 #undef  fts_read
  39
  40 FTSENT*
  41 _fts_read(FTS* fts)
  42 {
  43         FTSENT*         oe;
  44
  45         static FTSENT*  ne;
  46
  47         if ((oe = _ast_fts_read(fts)) && ast.version < 20100102L && (ne || (ne = newof(0, FTSENT, 1, 0))))
  48         {
  49                 *ne = *oe;
  50                 oe = ne;
  51                 ne->fts_namelen = ne->_fts_namelen;
  52                 ne->fts_pathlen = ne->_fts_pathlen;
  53                 ne->fts_level = ne->_fts_level;
  54         }
  55         return oe;
  56 }