Adding upstream version 1:2.43.0.upstream/1%2.43.0

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 250 insertions, 0 deletions

diff --git a/path.h b/path.h
new file mode 100644
index 0000000..639372e
--- /dev/null
+++ b/path.h
@@ -0,0 +1,250 @@
+#ifndef PATH_H
+#define PATH_H
+
+struct repository;
+struct strbuf;
+struct string_list;
+
+/*
+ * 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.
+ */
+const char *mkpath(const char *fmt, ...)
+	__attribute__((format (printf, 1, 2)));
+
+/*
+ * Return a path.
+ */
+char *mkpathdup(const char *fmt, ...)
+	__attribute__((format (printf, 1, 2)));
+
+/*
+ * Construct a path and place the result in the provided buffer `buf`.
+ */
+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`.
+ */
+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.
+ */
+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`.
+ */
+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`.
+ */
+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.
+ */
+const char *git_path(const char *fmt, ...)
+	__attribute__((format (printf, 1, 2)));
+
+/*
+ * Return a path into the main repository's (the_repository) git directory.
+ */
+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.
+ */
+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`.
+ */
+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.
+ */
+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`.
+ */
+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).
+ */
+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).
+ */
+int strbuf_git_path_submodule(struct strbuf *sb, const char *path,
+				     const char *fmt, ...)
+	__attribute__((format (printf, 3, 4)));
+
+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; \
+	}
+
+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_merge_autostash(struct repository *r);
+const char *git_path_auto_merge(struct repository *r);
+const char *git_path_fetch_head(struct repository *r);
+const char *git_path_shallow(struct repository *r);
+
+int ends_with_path_components(const char *path, const char *components);
+int validate_headref(const char *ref);
+
+int adjust_shared_perm(const char *path);
+
+char *interpolate_path(const char *path, int real_home);
+const char *enter_repo(const char *path, int strict);
+const char *remove_leading_path(const char *in, const char *prefix);
+const char *relative_path(const char *in, const char *prefix, struct strbuf *sb);
+int normalize_path_copy_len(char *dst, const char *src, int *prefix_len);
+int normalize_path_copy(char *dst, const char *src);
+/**
+ * Normalize in-place the path contained in the strbuf. If an error occurs,
+ * the contents of "sb" are left untouched, and -1 is returned.
+ */
+int strbuf_normalize_path(struct strbuf *src);
+int longest_ancestor_length(const char *path, struct string_list *prefixes);
+char *strip_path_suffix(const char *path, const char *suffix);
+int daemon_avoid_alias(const char *path);
+
+/*
+ * These functions match their is_hfs_dotgit() counterparts; see utf8.h for
+ * details.
+ */
+int is_ntfs_dotgit(const char *name);
+int is_ntfs_dotgitmodules(const char *name);
+int is_ntfs_dotgitignore(const char *name);
+int is_ntfs_dotgitattributes(const char *name);
+int is_ntfs_dotmailmap(const char *name);
+
+/*
+ * Returns true iff "str" could be confused as a command-line option when
+ * passed to a sub-program like "ssh". Note that this has nothing to do with
+ * shell-quoting, which should be handled separately; we're assuming here that
+ * the string makes it verbatim to the sub-program.
+ */
+int looks_like_command_line_option(const char *str);
+
+/**
+ * Return a newly allocated string with the evaluation of
+ * "$XDG_CONFIG_HOME/$subdir/$filename" if $XDG_CONFIG_HOME is non-empty, otherwise
+ * "$HOME/.config/$subdir/$filename". Return NULL upon error.
+ */
+char *xdg_config_home_for(const char *subdir, const char *filename);
+
+/**
+ * Return a newly allocated string with the evaluation of
+ * "$XDG_CONFIG_HOME/git/$filename" if $XDG_CONFIG_HOME is non-empty, otherwise
+ * "$HOME/.config/git/$filename". Return NULL upon error.
+ */
+char *xdg_config_home(const char *filename);
+
+/**
+ * Return a newly allocated string with the evaluation of
+ * "$XDG_CACHE_HOME/git/$filename" if $XDG_CACHE_HOME is non-empty, otherwise
+ * "$HOME/.cache/git/$filename". Return NULL upon error.
+ */
+char *xdg_cache_home(const char *filename);
+
+/*
+ * Create a directory and (if share is nonzero) adjust its permissions
+ * according to the shared_repository setting. Only use this for
+ * directories under $GIT_DIR.  Don't use it for working tree
+ * directories.
+ */
+void safe_create_dir(const char *dir, int share);
+
+#endif /* PATH_H */