git/path.h
Stefan Beller b6b24fc57b path.h: make REPO_GIT_PATH_FUNC repository agnostic
git_pathdup uses the_repository internally, but the macro
REPO_GIT_PATH_FUNC is specifically made for arbitrary repositories.
Switch to repo_git_path which works on arbitrary repositories.

Signed-off-by: Stefan Beller <sbeller@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2018-12-28 10:06:33 -08:00

197 lines
5.8 KiB
C

#ifndef PATH_H
#define PATH_H
struct repository;
struct strbuf;
/*
* The result to all functions which return statically allocated memory may be
* overwritten by another call to _any_ one of these functions. Consider using
* the safer variants which operate on strbufs or return allocated memory.
*/
/*
* Return a statically allocated path.
*/
extern const char *mkpath(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
/*
* Return a path.
*/
extern char *mkpathdup(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
/*
* Construct a path and place the result in the provided buffer `buf`.
*/
extern char *mksnpath(char *buf, size_t n, const char *fmt, ...)
__attribute__((format (printf, 3, 4)));
/*
* The `git_common_path` family of functions will construct a path into a
* repository's common git directory, which is shared by all worktrees.
*/
/*
* Constructs a path into the common git directory of repository `repo` and
* append it in the provided buffer `sb`.
*/
extern void strbuf_git_common_path(struct strbuf *sb,
const struct repository *repo,
const char *fmt, ...)
__attribute__((format (printf, 3, 4)));
/*
* Return a statically allocated path into the main repository's
* (the_repository) common git directory.
*/
extern const char *git_common_path(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
/*
* The `git_path` family of functions will construct a path into a repository's
* git directory.
*
* These functions will perform adjustments to the resultant path to account
* for special paths which are either considered common among worktrees (e.g.
* paths into the object directory) or have been explicitly set via an
* environment variable or config (e.g. path to the index file).
*
* For an exhaustive list of the adjustments made look at `common_list` and
* `adjust_git_path` in path.c.
*/
/*
* Return a path into the git directory of repository `repo`.
*/
extern char *repo_git_path(const struct repository *repo,
const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
/*
* Construct a path into the git directory of repository `repo` and append it
* to the provided buffer `sb`.
*/
extern void strbuf_repo_git_path(struct strbuf *sb,
const struct repository *repo,
const char *fmt, ...)
__attribute__((format (printf, 3, 4)));
/*
* Return a statically allocated path into the main repository's
* (the_repository) git directory.
*/
extern const char *git_path(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
/*
* Return a path into the main repository's (the_repository) git directory.
*/
extern char *git_pathdup(const char *fmt, ...)
__attribute__((format (printf, 1, 2)));
/*
* Construct a path into the main repository's (the_repository) git directory
* and place it in the provided buffer `buf`, the contents of the buffer will
* be overridden.
*/
extern char *git_path_buf(struct strbuf *buf, const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
/*
* Construct a path into the main repository's (the_repository) git directory
* and append it to the provided buffer `sb`.
*/
extern void strbuf_git_path(struct strbuf *sb, const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
/*
* Return a path into the worktree of repository `repo`.
*
* If the repository doesn't have a worktree NULL is returned.
*/
extern char *repo_worktree_path(const struct repository *repo,
const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
/*
* Construct a path into the worktree of repository `repo` and append it
* to the provided buffer `sb`.
*
* If the repository doesn't have a worktree nothing will be appended to `sb`.
*/
extern void strbuf_repo_worktree_path(struct strbuf *sb,
const struct repository *repo,
const char *fmt, ...)
__attribute__((format (printf, 3, 4)));
/*
* Return a path into a submodule's git directory located at `path`. `path`
* must only reference a submodule of the main repository (the_repository).
*/
extern char *git_pathdup_submodule(const char *path, const char *fmt, ...)
__attribute__((format (printf, 2, 3)));
/*
* Construct a path into a submodule's git directory located at `path` and
* append it to the provided buffer `sb`. `path` must only reference a
* submodule of the main repository (the_repository).
*/
extern int strbuf_git_path_submodule(struct strbuf *sb, const char *path,
const char *fmt, ...)
__attribute__((format (printf, 3, 4)));
extern void report_linked_checkout_garbage(void);
/*
* You can define a static memoized git path like:
*
* static GIT_PATH_FUNC(git_path_foo, "FOO")
*
* or use one of the global ones below.
*/
#define GIT_PATH_FUNC(func, filename) \
const char *func(void) \
{ \
static char *ret; \
if (!ret) \
ret = git_pathdup(filename); \
return ret; \
}
#define REPO_GIT_PATH_FUNC(var, filename) \
const char *git_path_##var(struct repository *r) \
{ \
if (!r->cached_paths.var) \
r->cached_paths.var = repo_git_path(r, filename); \
return r->cached_paths.var; \
}
struct path_cache {
const char *cherry_pick_head;
const char *revert_head;
const char *squash_msg;
const char *merge_msg;
const char *merge_rr;
const char *merge_mode;
const char *merge_head;
const char *fetch_head;
const char *shallow;
};
#define PATH_CACHE_INIT { NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL }
const char *git_path_cherry_pick_head(struct repository *r);
const char *git_path_revert_head(struct repository *r);
const char *git_path_squash_msg(struct repository *r);
const char *git_path_merge_msg(struct repository *r);
const char *git_path_merge_rr(struct repository *r);
const char *git_path_merge_mode(struct repository *r);
const char *git_path_merge_head(struct repository *r);
const char *git_path_fetch_head(struct repository *r);
const char *git_path_shallow(struct repository *r);
#endif /* PATH_H */