/*
* Copyright (c) 2018, 2019 Stefan Sperling <stsp@openbsd.org>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* Utilities for dealing with filesystem paths. */
#define GOT_DEFAULT_FILE_MODE (S_IRUSR|S_IWUSR | S_IRGRP | S_IROTH)
#define GOT_DEFAULT_DIR_MODE (S_IRWXU | S_IRGRP|S_IXGRP | S_IROTH|S_IXOTH)
/* Determine whether a path is an absolute path. */
int got_path_is_absolute(const char *);
/*
* Return an absolute version of a relative path.
* The result is allocated with malloc(3).
*/
char *got_path_get_absolute(const char *);
/*
* Normalize a path for internal processing.
* The result is allocated with malloc(3).
*/
char *got_path_normalize(const char *);
/*
* Canonicalize absolute paths by removing redundant path separators
* and resolving references to parent directories ("/../").
* Relative paths are copied from input to buf as-is.
*/
const struct got_error *got_canonpath(const char *, char *, size_t);
/*
* Get child part of two absolute paths. The second path must equal the first
* path up to some path component, and must be longer than the first path.
* The result is allocated with malloc(3).
*/
const struct got_error *got_path_skip_common_ancestor(char **, const char *,
const char *);
/* Determine whether a path points to the root directory "/" . */
int got_path_is_root_dir(const char *);
/* Determine whether a path is a path-wise child of another path. */
int got_path_is_child(const char *, const char *, size_t);
/*
* Like strcmp() but orders children in subdirectories directly after
* their parents.
*/
int got_path_cmp(const char *, const char *);
