240 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			C
		
	
	
			
		
		
	
	
			240 lines
		
	
	
		
			8.0 KiB
		
	
	
	
		
			C
		
	
	
#ifndef PATH_H
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#define PATH_H
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struct repository;
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struct strbuf;
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struct string_list;
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struct worktree;
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/*
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 * The result to all functions which return statically allocated memory may be
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 * overwritten by another call to _any_ one of these functions. Consider using
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 * the safer variants which operate on strbufs or return allocated memory.
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 */
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/*
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 * Return a statically allocated path.
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 */
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const char *mkpath(const char *fmt, ...)
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	__attribute__((format (printf, 1, 2)));
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/*
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 * Return a path.
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 */
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char *mkpathdup(const char *fmt, ...)
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	__attribute__((format (printf, 1, 2)));
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/*
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 * The `repo_common_path` family of functions will construct a path into a
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 * repository's common git directory, which is shared by all worktrees.
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 */
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char *repo_common_path(const struct repository *repo,
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		       const char *fmt, ...)
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	__attribute__((format (printf, 2, 3)));
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const char *repo_common_path_append(const struct repository *repo,
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				    struct strbuf *sb,
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				    const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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const char *repo_common_path_replace(const struct repository *repo,
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				     struct strbuf *sb,
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				     const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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/*
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 * The `repo_git_path` family of functions will construct a path into a repository's
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 * git directory.
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 *
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 * These functions will perform adjustments to the resultant path to account
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 * for special paths which are either considered common among worktrees (e.g.
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 * paths into the object directory) or have been explicitly set via an
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 * environment variable or config (e.g. path to the index file).
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 *
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 * For an exhaustive list of the adjustments made look at `common_list` and
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 * `adjust_git_path` in path.c.
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 */
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char *repo_git_path(struct repository *repo,
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		    const char *fmt, ...)
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	__attribute__((format (printf, 2, 3)));
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const char *repo_git_path_append(struct repository *repo,
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				 struct strbuf *sb,
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				 const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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const char *repo_git_path_replace(struct repository *repo,
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				  struct strbuf *sb,
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				  const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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/*
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 * Similar to repo_git_path() but can produce paths for a specified
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 * worktree instead of current one. When no worktree is given, then the path is
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 * computed relative to main worktree of the given repository.
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 */
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const char *worktree_git_path(struct repository *r,
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			      const struct worktree *wt,
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			      const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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/*
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 * The `repo_worktree_path` family of functions will construct a path into a
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 * repository's worktree.
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 *
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 * Returns a `NULL` pointer in case the repository has no worktree.
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 */
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char *repo_worktree_path(const struct repository *repo,
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				const char *fmt, ...)
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	__attribute__((format (printf, 2, 3)));
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const char *repo_worktree_path_append(const struct repository *repo,
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				      struct strbuf *sb,
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				      const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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const char *repo_worktree_path_replace(const struct repository *repo,
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				       struct strbuf *sb,
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				       const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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/*
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 * The `repo_submodule_path` family of functions will construct a path into a
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 * submodule's git directory located at `path`. `path` must be a submodule path
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 * as found in the index and must be part of the given repository.
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 *
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 * Returns a `NULL` pointer in case the submodule cannot be found.
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 */
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char *repo_submodule_path(struct repository *repo,
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			  const char *path,
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			  const char *fmt, ...)
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	__attribute__((format (printf, 3, 4)));
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const char *repo_submodule_path_append(struct repository *repo,
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				       struct strbuf *sb,
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				       const char *path,
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				       const char *fmt, ...)
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	__attribute__((format (printf, 4, 5)));
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const char *repo_submodule_path_replace(struct repository *repo,
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					struct strbuf *sb,
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					const char *path,
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					const char *fmt, ...)
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	__attribute__((format (printf, 4, 5)));
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void report_linked_checkout_garbage(struct repository *r);
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/*
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 * You can define a static memoized git path like:
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 *
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 *    static REPO_GIT_PATH_FUNC(git_path_foo, "FOO")
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 *
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 * or use one of the global ones below.
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 */
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#define REPO_GIT_PATH_FUNC(var, filename) \
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	const char *git_path_##var(struct repository *r) \
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	{ \
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		if (!r->cached_paths.var) \
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			r->cached_paths.var = repo_git_path(r, filename); \
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		return r->cached_paths.var; \
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	}
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const char *git_path_squash_msg(struct repository *r);
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const char *git_path_merge_msg(struct repository *r);
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const char *git_path_merge_rr(struct repository *r);
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const char *git_path_merge_mode(struct repository *r);
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const char *git_path_merge_head(struct repository *r);
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const char *git_path_fetch_head(struct repository *r);
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const char *git_path_shallow(struct repository *r);
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int ends_with_path_components(const char *path, const char *components);
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int calc_shared_perm(struct repository *repo, int mode);
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int adjust_shared_perm(struct repository *repo, const char *path);
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char *interpolate_path(const char *path, int real_home);
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/* The bits are as follows:
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 *
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 * - ENTER_REPO_STRICT: callers that require exact paths (as opposed
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 *   to allowing known suffixes like ".git", ".git/.git" to be
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 *   omitted) can set this bit.
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 *
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 * - ENTER_REPO_ANY_OWNER_OK: callers that are willing to run without
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 *   ownership check can set this bit.
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 */
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enum {
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	ENTER_REPO_STRICT = (1<<0),
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	ENTER_REPO_ANY_OWNER_OK = (1<<1),
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};
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const char *enter_repo(const char *path, unsigned flags);
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const char *remove_leading_path(const char *in, const char *prefix);
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const char *relative_path(const char *in, const char *prefix, struct strbuf *sb);
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int normalize_path_copy_len(char *dst, const char *src, int *prefix_len);
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int normalize_path_copy(char *dst, const char *src);
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/**
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 * Normalize in-place the path contained in the strbuf. If an error occurs,
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 * the contents of "sb" are left untouched, and -1 is returned.
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 */
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int strbuf_normalize_path(struct strbuf *src);
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int longest_ancestor_length(const char *path, struct string_list *prefixes);
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char *strip_path_suffix(const char *path, const char *suffix);
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int daemon_avoid_alias(const char *path);
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/*
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 * These functions match their is_hfs_dotgit() counterparts; see utf8.h for
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 * details.
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 */
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int is_ntfs_dotgit(const char *name);
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int is_ntfs_dotgitmodules(const char *name);
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int is_ntfs_dotgitignore(const char *name);
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int is_ntfs_dotgitattributes(const char *name);
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int is_ntfs_dotmailmap(const char *name);
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/*
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 * Returns true iff "str" could be confused as a command-line option when
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 * passed to a sub-program like "ssh". Note that this has nothing to do with
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 * shell-quoting, which should be handled separately; we're assuming here that
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 * the string makes it verbatim to the sub-program.
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 */
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int looks_like_command_line_option(const char *str);
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/**
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 * Return a newly allocated string with the evaluation of
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 * "$XDG_CONFIG_HOME/$subdir/$filename" if $XDG_CONFIG_HOME is non-empty, otherwise
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 * "$HOME/.config/$subdir/$filename". Return NULL upon error.
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 */
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char *xdg_config_home_for(const char *subdir, const char *filename);
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/**
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 * Return a newly allocated string with the evaluation of
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 * "$XDG_CONFIG_HOME/git/$filename" if $XDG_CONFIG_HOME is non-empty, otherwise
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 * "$HOME/.config/git/$filename". Return NULL upon error.
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 */
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char *xdg_config_home(const char *filename);
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/**
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 * Return a newly allocated string with the evaluation of
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 * "$XDG_CACHE_HOME/git/$filename" if $XDG_CACHE_HOME is non-empty, otherwise
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 * "$HOME/.cache/git/$filename". Return NULL upon error.
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 */
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char *xdg_cache_home(const char *filename);
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/*
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 * Create a directory and (if share is nonzero) adjust its permissions
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 * according to the shared_repository setting. Only use this for
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 * directories under $GIT_DIR.  Don't use it for working tree
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 * directories.
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 */
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void safe_create_dir(struct repository *repo, const char *dir, int share);
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# ifdef USE_THE_REPOSITORY_VARIABLE
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#  include "strbuf.h"
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#  include "repository.h"
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#define GIT_PATH_FUNC(func, filename) \
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	const char *func(void) \
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	{ \
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		static char *ret; \
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		if (!ret) \
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			ret = repo_git_path(the_repository, filename); \
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		return ret; \
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	}
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# endif /* USE_THE_REPOSITORY_VARIABLE */
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#endif /* PATH_H */
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