scoutos / prex-0.9.0 / usr / include / fts.h @ 03e9c04a
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1 | 03e9c04a | Brad Neuman | /*
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2 | * Copyright (c) 1989, 1993
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3 | * The Regents of the University of California. All rights reserved.
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4 | *
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5 | * Redistribution and use in source and binary forms, with or without
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6 | * modification, are permitted provided that the following conditions
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7 | * are met:
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8 | * 1. Redistributions of source code must retain the above copyright
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9 | * notice, this list of conditions and the following disclaimer.
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10 | * 2. Redistributions in binary form must reproduce the above copyright
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11 | * notice, this list of conditions and the following disclaimer in the
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12 | * documentation and/or other materials provided with the distribution.
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13 | * 3. Neither the name of the University nor the names of its contributors
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14 | * may be used to endorse or promote products derived from this software
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15 | * without specific prior written permission.
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16 | *
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17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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27 | * SUCH DAMAGE.
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28 | *
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29 | * @(#)fts.h 8.3 (Berkeley) 8/14/94
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30 | */
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31 | |||
32 | #ifndef _FTS_H_
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33 | #define _FTS_H_
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34 | |||
35 | typedef struct { |
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36 | struct _ftsent *fts_cur; /* current node */ |
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37 | struct _ftsent *fts_child; /* linked list of children */ |
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38 | struct _ftsent **fts_array; /* sort array */ |
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39 | dev_t fts_dev; /* starting device # */
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40 | char *fts_path; /* path for this descent */ |
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41 | int fts_rfd; /* fd for root */ |
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42 | int fts_pathlen; /* sizeof(path) */ |
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43 | int fts_nitems; /* elements in the sort array */ |
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44 | int (*fts_compar) /* compare function */ |
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45 | (const struct _ftsent **, const struct _ftsent **); |
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46 | |||
47 | #define FTS_COMFOLLOW 0x001 /* follow command line symlinks */ |
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48 | #define FTS_LOGICAL 0x002 /* logical walk */ |
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49 | #define FTS_NOCHDIR 0x004 /* don't change directories */ |
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50 | #define FTS_NOSTAT 0x008 /* don't get stat info */ |
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51 | #define FTS_PHYSICAL 0x010 /* physical walk */ |
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52 | #define FTS_SEEDOT 0x020 /* return dot and dot-dot */ |
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53 | #define FTS_XDEV 0x040 /* don't cross devices */ |
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54 | #if 0
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55 | #define FTS_WHITEOUT 0x080 /* return whiteout information */
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56 | #endif
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57 | #define FTS_OPTIONMASK 0x0ff /* valid user option mask */ |
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58 | |||
59 | #define FTS_NAMEONLY 0x100 /* (private) child names only */ |
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60 | #define FTS_STOP 0x200 /* (private) unrecoverable error */ |
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61 | int fts_options; /* fts_open options, global flags */ |
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62 | } FTS; |
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63 | |||
64 | typedef struct _ftsent { |
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65 | struct _ftsent *fts_cycle; /* cycle node */ |
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66 | struct _ftsent *fts_parent; /* parent directory */ |
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67 | struct _ftsent *fts_link; /* next file in directory */ |
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68 | long fts_number; /* local numeric value */ |
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69 | void *fts_pointer; /* local address value */ |
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70 | char *fts_accpath; /* access path */ |
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71 | char *fts_path; /* root path */ |
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72 | int fts_errno; /* errno for this node */ |
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73 | int fts_symfd; /* fd for symlink */ |
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74 | u_short fts_pathlen; /* strlen(fts_path) */
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75 | u_short fts_namelen; /* strlen(fts_name) */
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76 | |||
77 | ino_t fts_ino; /* inode */
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78 | dev_t fts_dev; /* device */
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79 | nlink_t fts_nlink; /* link count */
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80 | |||
81 | #define FTS_ROOTPARENTLEVEL -1 |
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82 | #define FTS_ROOTLEVEL 0 |
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83 | short fts_level; /* depth (-1 to N) */ |
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84 | |||
85 | #define FTS_D 1 /* preorder directory */ |
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86 | #define FTS_DC 2 /* directory that causes cycles */ |
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87 | #define FTS_DEFAULT 3 /* none of the above */ |
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88 | #define FTS_DNR 4 /* unreadable directory */ |
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89 | #define FTS_DOT 5 /* dot or dot-dot */ |
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90 | #define FTS_DP 6 /* postorder directory */ |
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91 | #define FTS_ERR 7 /* error; errno is set */ |
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92 | #define FTS_F 8 /* regular file */ |
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93 | #define FTS_INIT 9 /* initialized only */ |
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94 | #define FTS_NS 10 /* stat(2) failed */ |
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95 | #define FTS_NSOK 11 /* no stat(2) requested */ |
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96 | #define FTS_SL 12 /* symbolic link */ |
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97 | #define FTS_SLNONE 13 /* symbolic link without target */ |
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98 | #define FTS_W 14 /* whiteout object */ |
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99 | u_short fts_info; /* user flags for FTSENT structure */
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100 | |||
101 | #define FTS_DONTCHDIR 0x01 /* don't chdir .. to the parent */ |
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102 | #define FTS_SYMFOLLOW 0x02 /* followed a symlink to get here */ |
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103 | #define FTS_ISW 0x04 /* this is a whiteout object */ |
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104 | u_short fts_flags; /* private flags for FTSENT structure */
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105 | |||
106 | #define FTS_AGAIN 1 /* read node again */ |
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107 | #define FTS_FOLLOW 2 /* follow symbolic link */ |
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108 | #define FTS_NOINSTR 3 /* no instructions */ |
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109 | #define FTS_SKIP 4 /* discard node */ |
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110 | u_short fts_instr; /* fts_set() instructions */
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111 | |||
112 | struct stat *fts_statp; /* stat(2) information */ |
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113 | char fts_name[1]; /* file name */ |
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114 | } FTSENT; |
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115 | |||
116 | #include <sys/cdefs.h> |
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117 | |||
118 | __BEGIN_DECLS |
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119 | FTSENT *fts_children(FTS *, int);
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120 | int fts_close(FTS *);
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121 | FTS *fts_open(char * const *, int, |
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122 | int (*)(const FTSENT **, const FTSENT **)); |
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123 | FTSENT *fts_read(FTS *); |
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124 | int fts_set(FTS *, FTSENT *, int); |
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125 | __END_DECLS |
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126 | |||
127 | #endif /* !_FTS_H_ */ |