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Diffstat (limited to 'Utilities/cmlibarchive/contrib/shar/tree.h')
-rw-r--r-- | Utilities/cmlibarchive/contrib/shar/tree.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/Utilities/cmlibarchive/contrib/shar/tree.h b/Utilities/cmlibarchive/contrib/shar/tree.h deleted file mode 100644 index f99e918..0000000 --- a/Utilities/cmlibarchive/contrib/shar/tree.h +++ /dev/null @@ -1,115 +0,0 @@ -/*- - * Copyright (c) 2003-2007 Tim Kientzle - * 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. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``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 AUTHOR(S) 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. - * - * $FreeBSD$ - */ - -/*- - * A set of routines for traversing directory trees. - * Similar in concept to the fts library, but with a few - * important differences: - * * Uses less memory. In particular, fts stores an entire directory - * in memory at a time. This package only keeps enough subdirectory - * information in memory to track the traversal. Information - * about non-directories is discarded as soon as possible. - * * Supports very deep logical traversals. The fts package - * uses "non-chdir" approach for logical traversals. This - * package does use a chdir approach for logical traversals - * and can therefore handle pathnames much longer than - * PATH_MAX. - * * Supports deep physical traversals "out of the box." - * Due to the memory optimizations above, there's no need to - * limit dir names to 32k. - */ - -#include <sys/stat.h> -#include <stdio.h> - -struct tree; - -/* Initiate/terminate a tree traversal. */ -struct tree *tree_open(const char * /* pathname */); -void tree_close(struct tree *); - -/* - * tree_next() returns Zero if there is no next entry, non-zero if there is. - * Note that directories are potentially visited three times. The first - * time as "regular" file. If tree_descend() is invoked at that time, - * the directory is added to a work list and will be visited two more - * times: once just after descending into the directory and again - * just after ascending back to the parent. - * - * TREE_ERROR is returned if the descent failed (because the - * directory couldn't be opened, for instance). This is returned - * instead of TREE_PREVISIT/TREE_POSTVISIT. - */ -#define TREE_REGULAR 1 -#define TREE_POSTDESCENT 2 -#define TREE_POSTASCENT 3 -#define TREE_ERROR_DIR -1 -int tree_next(struct tree *); - -int tree_errno(struct tree *); - -/* - * Request that current entry be visited. If you invoke it on every - * directory, you'll get a physical traversal. This is ignored if the - * current entry isn't a directory or a link to a directory. So, if - * you invoke this on every returned path, you'll get a full logical - * traversal. - */ -void tree_descend(struct tree *); - -/* - * Return information about the current entry. - */ - -int tree_current_depth(struct tree *); -/* - * The current full pathname, length of the full pathname, - * and a name that can be used to access the file. - * Because tree does use chdir extensively, the access path is - * almost never the same as the full current path. - */ -const char *tree_current_path(struct tree *); -size_t tree_current_pathlen(struct tree *); -const char *tree_current_access_path(struct tree *); -/* - * Request the lstat() or stat() data for the current path. Since the - * tree package needs to do some of this anyway, and caches the - * results, you should take advantage of it here if you need it rather - * than make a redundant stat() or lstat() call of your own. - */ -const struct stat *tree_current_stat(struct tree *); -const struct stat *tree_current_lstat(struct tree *); -/* The following tests may use mechanisms much faster than stat()/lstat(). */ -/* "is_physical_dir" is equivalent to S_ISDIR(tree_current_lstat()->st_mode) */ -int tree_current_is_physical_dir(struct tree *); -/* "is_physical_link" is equivalent to S_ISLNK(tree_current_lstat()->st_mode) */ -int tree_current_is_physical_link(struct tree *); -/* "is_dir" is equivalent to S_ISDIR(tree_current_stat()->st_mode) */ -int tree_current_is_dir(struct tree *); - -/* For testing/debugging: Dump the internal status to the given filehandle. */ -void tree_dump(struct tree *, FILE *); |