*/
extern void strbuf_add_absolute_path(struct strbuf *sb, const char *path);
+/**
+ * Canonize `path` (make it absolute, resolve symlinks, remove extra
+ * slashes) and append it to `sb`. Die with an informative error
+ * message if there is a problem.
+ *
+ * The directory part of `path` (i.e., everything up to the last
+ * dir_sep) must denote a valid, existing directory, but the last
+ * component need not exist.
+ *
+ * Callers that don't mind links should use the more lightweight
+ * strbuf_add_absolute_path() instead.
+ */
+extern void strbuf_add_real_path(struct strbuf *sb, const char *path);
+
/**
* Normalize in-place the path contained in the strbuf. See
strbuf_complete(sb, '\n');
}
-extern int strbuf_branchname(struct strbuf *sb, const char *name);
+/*
+ * Copy "name" to "sb", expanding any special @-marks as handled by
+ * interpret_branch_name(). The result is a non-qualified branch name
+ * (so "foo" or "origin/master" instead of "refs/heads/foo" or
+ * "refs/remotes/origin/master").
+ *
+ * Note that the resulting name may not be a syntactically valid refname.
+ *
+ * If "allowed" is non-zero, restrict the set of allowed expansions. See
+ * interpret_branch_name() for details.
+ */
+extern void strbuf_branchname(struct strbuf *sb, const char *name,
+ unsigned allowed);
+
+/*
+ * Like strbuf_branchname() above, but confirm that the result is
+ * syntactically valid to be used as a local branch name in refs/heads/.
+ *
+ * The return value is "0" if the result is valid, and "-1" otherwise.
+ */
extern int strbuf_check_branch_ref(struct strbuf *sb, const char *name);
extern void strbuf_addstr_urlencode(struct strbuf *, const char *,