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 /*  $NetBSD: fts.h,v 1.14 2005/09/13 01:44:32 christos Exp $    */
 
 /*
  * Copyright (c) 1989, 1993
  *  The Regents of the University of California.  All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
  * 3. Neither the name of the University nor the names of its contributors
  *    may be used to endorse or promote products derived from this software
  *    without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
  *  @(#)fts.h   8.3 (Berkeley) 8/14/94
  */
 
 #ifndef _FTS_H_
 #define _FTS_H_
 
 #ifndef __fts_stat_t
 #define __fts_stat_t    struct stat
 #endif
 #ifndef __fts_nlink_t
 #define __fts_nlink_t   nlink_t
 #endif
 #ifndef __fts_ino_t
 #define __fts_ino_t ino_t
 #endif
 
 typedef struct {
     struct _ftsent *fts_cur;    /* current node */
     struct _ftsent *fts_child;  /* linked list of children */
     struct _ftsent **fts_array; /* sort array */
     dev_t fts_dev;          /* starting device # */
     char *fts_path;         /* path for this descent */
     int fts_rfd;            /* fd for root */
     u_int fts_pathlen;      /* sizeof(path) */
     u_int fts_nitems;       /* elements in the sort array */
     int (*fts_compar)       /* compare function */
         (const struct _ftsent **, const struct _ftsent **);
 
 #define FTS_COMFOLLOW   0x001       /* follow command line symlinks */
 #define FTS_LOGICAL 0x002       /* logical walk */
 #define FTS_NOCHDIR 0x004       /* don't change directories */
 #define FTS_NOSTAT  0x008       /* don't get stat info */
 #define FTS_PHYSICAL    0x010       /* physical walk */
 #define FTS_SEEDOT  0x020       /* return dot and dot-dot */
 #define FTS_XDEV    0x040       /* don't cross devices */
 #define FTS_WHITEOUT    0x080       /* return whiteout information */
 #define FTS_OPTIONMASK  0x0ff       /* valid user option mask */
 
 #define FTS_NAMEONLY    0x100       /* (private) child names only */
 #define FTS_STOP    0x200       /* (private) unrecoverable error */
     int fts_options;        /* fts_open options, global flags */
 } FTS;
 
 typedef struct _ftsent {
     struct _ftsent *fts_cycle;  /* cycle node */
     struct _ftsent *fts_parent; /* parent directory */
     struct _ftsent *fts_link;   /* next file in directory */
     long fts_number;            /* local numeric value */
     void *fts_pointer;          /* local address value */
     char *fts_accpath;      /* access path */
     char *fts_path;         /* root path */
     int fts_errno;          /* errno for this node */
     int fts_symfd;          /* fd for symlink */
     u_short fts_pathlen;        /* strlen(fts_path) */
     u_short fts_namelen;        /* strlen(fts_name) */
 
     __fts_ino_t fts_ino;        /* inode */
     dev_t fts_dev;          /* device */
     __fts_nlink_t fts_nlink;    /* link count */
 
 #define FTS_ROOTPARENTLEVEL -1
 #define FTS_ROOTLEVEL        0
     short fts_level;        /* depth (-1 to N) */
 
 #define FTS_D        1      /* preorder directory */
 #define FTS_DC       2      /* directory that causes cycles */
 #define FTS_DEFAULT  3      /* none of the above */
 #define FTS_DNR      4      /* unreadable directory */
 #define FTS_DOT      5      /* dot or dot-dot */
 #define FTS_DP       6      /* postorder directory */
 #define FTS_ERR      7      /* error; errno is set */
 #define FTS_F        8      /* regular file */
 #define FTS_INIT     9      /* initialized only */
 #define FTS_NS      10      /* stat(2) failed */
 #define FTS_NSOK    11      /* no stat(2) requested */
 #define FTS_SL      12      /* symbolic link */
 #define FTS_SLNONE  13      /* symbolic link without target */
 #define FTS_W       14      /* whiteout object */
     u_short fts_info;       /* user flags for FTSENT structure */
 
 #define FTS_DONTCHDIR    0x01       /* don't chdir .. to the parent */
 #define FTS_SYMFOLLOW    0x02       /* followed a symlink to get here */
 #define FTS_ISW      0x04       /* this is a whiteout object */
     u_short fts_flags;      /* private flags for FTSENT structure */
 
 #define FTS_AGAIN    1      /* read node again */
 #define FTS_FOLLOW   2      /* follow symbolic link */
 #define FTS_NOINSTR  3      /* no instructions */
 #define FTS_SKIP     4      /* discard node */
     u_short fts_instr;      /* fts_set() instructions */
 
     __fts_stat_t *fts_statp;    /* stat(2) information */
     char fts_name[1];       /* file name */
 } FTSENT;
 
 #include <sys/cdefs.h>
 
 #define __RENAME(n)
 #define fts_children rtems_shell_fts_children
 #define fts_close    rtems_shell_fts_close
 #define fts_open     rtems_shell_fts_open
 #define fts_read     rtems_shell_fts_read
 #define fts_set      rtems_shell_fts_set
 
 __BEGIN_DECLS
 #ifndef __LIBC12_SOURCE__
 FTSENT  *fts_children(FTS *, int)       __RENAME(__fts_children30);
 int  fts_close(FTS *)           __RENAME(__fts_close30);
 FTS *fts_open(char * const *, int,
     int (*)(const FTSENT **, const FTSENT **))  __RENAME(__fts_open30);
 FTSENT  *fts_read(FTS *)            __RENAME(__fts_read30);
 int  fts_set(FTS *, FTSENT *, int)      __RENAME(__fts_set30);
 #endif
 __END_DECLS
 
 #endif /* !_FTS_H_ */

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