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ftw.c

/***********************************************************************
*                                                                      *
*               This software is part of the ast package               *
*          Copyright (c) 1985-2010 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>                   *
*                   Phong Vo <kpv@research.att.com>                    *
*                                                                      *
***********************************************************************/
#pragma prototyped
/*
 * ftw implementation
 */

#include <ast.h>
#include <ftw.h>

static int  (*ftw_userf)(const char*, const struct stat*, int);

static int
ftw_user(Ftw_t* ftw)
{
      register int      n = ftw->info;

      if (n & (FTW_C|FTW_NX))
            n = FTW_DNR;
      else if (n & FTW_SL)
            n = FTW_NS;
      return (*ftw_userf)(ftw->path, &ftw->statb, n);
}

int
ftw(const char* path, int(*userf)(const char*, const struct stat*, int), int depth)
{
      NoP(depth);
      ftw_userf = userf;
      return ftwalk(path, ftw_user, FTW_DOT, NiL);
}

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