thodg/libgit2/src/path.h

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• Hash : bb742ede
  Author :
  Date : 2011-09-19T01:54:32
  

  Cleanup legal data 1. The license header is technically not valid if it doesn't have a copyright signature. 2. The COPYING file has been updated with the different licenses used in the project. 3. The full GPLv2 header in each file annoys me.

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• src/path.h

• /*
   * 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
  

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