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/*

* Copyright (C) 2009-2011 the libgit2 contributors

*

* This file is part of libgit2, distributed under the GNU GPL v2 with

* a Linking Exception. For full terms see the included COPYING file.

*/

#ifndef INCLUDE_path_h__

#define INCLUDE_path_h__

#include "common.h"

/*

* The dirname() function shall take a pointer to a character string

* that contains a pathname, and return a pointer to a string that is a

* pathname of the parent directory of that file. Trailing '/' characters

* in the path are not counted as part of the path.

*

* If path does not contain a '/', then dirname() shall return a pointer to

* the string ".". If path is a null pointer or points to an empty string,

* dirname() shall return a pointer to the string "." .

*

* The `git_path_dirname` implementation is thread safe. The returned

* string must be manually free'd.

*

* The `git_path_dirname_r` implementation expects a string allocated

* by the user with big enough size.

*/

extern char *git_path_dirname(const char *path);

extern int git_path_dirname_r(char *buffer, size_t bufflen, const char *path);

/*

* This function returns the basename of the file, which is the last

* part of its full name given by fname, with the drive letter and

* leading directories stripped off. For example, the basename of

* c:/foo/bar/file.ext is file.ext, and the basename of a:foo is foo.

*

* Trailing slashes and backslashes are significant: the basename of

* c:/foo/bar/ is an empty string after the rightmost slash.

*

* The `git_path_basename` implementation is thread safe. The returned

* string must be manually free'd.

*

* The `git_path_basename_r` implementation expects a string allocated

* by the user with big enough size.

*/

extern char *git_path_basename(const char *path);

extern int git_path_basename_r(char *buffer, size_t bufflen, const char *path);

extern const char *git_path_topdir(const char *path);

/**

* Join two paths together. Takes care of properly fixing the

* middle slashes and everything

*

* The paths are joined together into buffer_out; this is expected

* to be an user allocated buffer of `GIT_PATH_MAX` size

*/

extern void git_path_join_n(char *buffer_out, int npath, ...);

GIT_INLINE(void) git_path_join(char *buffer_out, const char *path_a, const char *path_b)

{

git_path_join_n(buffer_out, 2, path_a, path_b);

}

int git_path_root(const char *path);

int git_path_prettify(char *path_out, const char *path, const char *base);

int git_path_prettify_dir(char *path_out, const char *path, const char *base);

#ifdef GIT_WIN32

GIT_INLINE(void) git_path_mkposix(char *path)

{

while (*path) {

if (*path == '\\')

*path = '/';

path++;

}

}

#else

# define git_path_mkposix(p) /* blank */

#endif

#endif