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rpmio/fts.h
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    00001 /*
    00002  * Copyright (c) 1989, 1993
    00003  *      The Regents of the University of California.  All rights reserved.
    00004  *
    00005  * Redistribution and use in source and binary forms, with or without
    00006  * modification, are permitted provided that the following conditions
    00007  * are met:
    00008  * 1. Redistributions of source code must retain the above copyright
    00009  *    notice, this list of conditions and the following disclaimer.
    00010  * 2. Redistributions in binary form must reproduce the above copyright
    00011  *    notice, this list of conditions and the following disclaimer in the
    00012  *    documentation and/or other materials provided with the distribution.
    00013  * 4. Neither the name of the University nor the names of its contributors
    00014  *    may be used to endorse or promote products derived from this software
    00015  *    without specific prior written permission.
    00016  *
    00017  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
    00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
    00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
    00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
    00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
    00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
    00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
    00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
    00027  * SUCH DAMAGE.
    00028  *
    00029  *      @(#)fts.h       8.3 (Berkeley) 8/14/94
    00030  */
    00031
    00032 #ifndef _FTS_H
    00033 #define _FTS_H 1
    00034
    00035 #if defined(__GLIBC__)
    00036 #include <features.h>
    00037 #else
    00038 #   define __THROW
    00039 #if defined(hpux) || defined(__hpux)
    00040 # define        _INCLUDE_POSIX_SOURCE
    00041 # define        _LARGEFILE64_SOURCE
    00042 #endif
    00043 #endif
    00044
    00045 #include <sys/types.h>
    00046 #include <sys/stat.h>
    00047 #include <dirent.h>
    00048
    00049 /*@unchecked@*/
    00050 extern int _fts_debug;
    00051
    00054 typedef struct {
    00055 /*@owned@*/ /*@relnull@*/
    00056         struct _ftsent *fts_cur;
    00057 /*@owned@*/ /*@null@*/
    00058         struct _ftsent *fts_child;
    00059 /*@owned@*/ /*@null@*/
    00060         struct _ftsent **fts_array;
    00061         dev_t fts_dev;
    00062 /*@owned@*/ /*@relnull@*/
    00063         char *fts_path;
    00064         int fts_rfd;
    00065         int fts_pathlen;
    00066         int fts_nitems;
    00067 /*@null@*/
    00068         int (*fts_compar) (const void *, const void *)
    00069                 /*@*/;
    00071         DIR * (*fts_opendir) (const char * path)
    00072                 /*@globals fileSystem @*/
    00073                 /*@modifies fileSystem @*/;
    00074         struct dirent * (*fts_readdir) (DIR * dir)
    00075                 /*@globals fileSystem @*/
    00076                 /*@modifies *dir, fileSystem @*/;
    00077         int (*fts_closedir) (/*@only@*/ DIR * dir)
    00078                 /*@globals fileSystem @*/
    00079                 /*@modifies *dir, fileSystem @*/;
    00080         int (*fts_stat) (const char * path, /*@out@*/ struct stat * st)
    00081                 /*@globals fileSystem @*/
    00082                 /*@modifies *st, fileSystem @*/;
    00083         int (*fts_lstat) (const char * path, /*@out@*/ struct stat * st)
    00084                 /*@globals fileSystem @*/
    00085                 /*@modifies *st, fileSystem @*/;
    00086
    00087 #define FTS_COMFOLLOW   0x0001          /* follow command line symlinks */
    00088 #define FTS_LOGICAL     0x0002          /* logical walk */
    00089 #define FTS_NOCHDIR     0x0004          /* don't change directories */
    00090 #define FTS_NOSTAT      0x0008          /* don't get stat info */
    00091 #define FTS_PHYSICAL    0x0010          /* physical walk */
    00092 #define FTS_SEEDOT      0x0020          /* return dot and dot-dot */
    00093 #define FTS_XDEV        0x0040          /* don't cross devices */
    00094 #define FTS_WHITEOUT    0x0080          /* return whiteout information */
    00095 #define FTS_OPTIONMASK  0x00ff          /* valid user option mask */
    00096
    00097 #define FTS_NAMEONLY    0x0100          /* (private) child names only */
    00098 #define FTS_STOP        0x0200          /* (private) unrecoverable error */
    00099         int fts_options;
    00100 } FTS;
    00101
    00102 typedef struct _ftsent {
    00103 /*@dependent@*/
    00104         struct _ftsent *fts_cycle;
    00105 /*@dependent@*/ /*@relnull@*/
    00106         struct _ftsent *fts_parent;
    00107 /*@dependent@*/ /*@null@*/
    00108         struct _ftsent *fts_link;
    00109         long fts_number;
    00110 /*@null@*/
    00111         void *fts_pointer;
    00112 /*@dependent@*/
    00113         char *fts_accpath;
    00114 /*@dependent@*/
    00115         char *fts_path;
    00116         int fts_errno;
    00117         int fts_symfd;
    00118         u_short fts_pathlen;
    00119         u_short fts_namelen;
    00121         ino_t fts_ino;
    00122         dev_t fts_dev;
    00123         nlink_t fts_nlink;
    00125 #define FTS_ROOTPARENTLEVEL     -1
    00126 #define FTS_ROOTLEVEL            0
    00127         short fts_level;
    00129 #define FTS_D            1              /* preorder directory */
    00130 #define FTS_DC           2              /* directory that causes cycles */
    00131 #define FTS_DEFAULT      3              /* none of the above */
    00132 #define FTS_DNR          4              /* unreadable directory */
    00133 #define FTS_DOT          5              /* dot or dot-dot */
    00134 #define FTS_DP           6              /* postorder directory */
    00135 #define FTS_ERR          7              /* error; errno is set */
    00136 #define FTS_F            8              /* regular file */
    00137 #define FTS_INIT         9              /* initialized only */
    00138 #define FTS_NS          10              /* stat(2) failed */
    00139 #define FTS_NSOK        11              /* no stat(2) requested */
    00140 #define FTS_SL          12              /* symbolic link */
    00141 #define FTS_SLNONE      13              /* symbolic link without target */
    00142 #define FTS_W           14              /* whiteout object */
    00143         u_short fts_info;
    00145 #define FTS_DONTCHDIR    0x01           /* don't chdir .. to the parent */
    00146 #define FTS_SYMFOLLOW    0x02           /* followed a symlink to get here */
    00147         u_short fts_flags;
    00149 #define FTS_AGAIN        1              /* read node again */
    00150 #define FTS_FOLLOW       2              /* follow symbolic link */
    00151 #define FTS_NOINSTR      3              /* no instructions */
    00152 #define FTS_SKIP         4              /* discard node */
    00153         u_short fts_instr;
    00155 /*@dependent@*/
    00156         struct stat *fts_statp;
    00157         char fts_name[1];
    00158 } FTSENT;
    00159
    00160 #ifdef __cplusplus
    00161 extern "C" {
    00162 #endif
    00163
    00170 /*@dependent@*/ /*@null@*/
    00171 FTSENT  *Fts_children (FTS * sp, int instr) __THROW
    00172         /*@globals fileSystem, internalState @*/
    00173         /*@modifies *sp, fileSystem, internalState @*/;
    00174
    00180 int      Fts_close (/*@only@*/ /*@null@*/ FTS * sp) __THROW
    00181         /*@globals fileSystem, internalState @*/
    00182         /*@modifies *sp, fileSystem, internalState @*/;
    00183
    00191 /*@only@*/ /*@null@*/
    00192 FTS     *Fts_open (char * const * argv, int options,
    00193                    /*@null@*/
    00194                    int (*compar) (const FTSENT **, const FTSENT **)) __THROW
    00195         /*@*/;
    00196
    00202 /*@null@*/
    00203 FTSENT  *Fts_read (/*@null@*/ FTS * sp) __THROW
    00204         /*@globals fileSystem, internalState @*/
    00205         /*@modifies *sp, fileSystem, internalState @*/;
    00206
    00214 int      Fts_set (FTS * sp, FTSENT * p, int instr) __THROW
    00215         /*@modifies *p @*/;
    00216
    00217 #ifdef __cplusplus
    00218 }
    00219 #endif
    00220
    00221 #endif /* fts.h */