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strbuf_branchname: add docstring 

This function and its companion, strbuf_check_branch_ref(),
did not have their purpose or semantics explained. Let's do
so.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Jeff King 2017-03-02 03:21:30 -05:00 committed by Junio C Hamano
parent 311fc74826
commit 0705fe202d
1 changed files with 15 additions and 0 deletions
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15
strbuf.h
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@ -562,7 +562,22 @@ static inline void strbuf_complete_line(struct strbuf *sb)
strbuf_complete(sb, '\n');
}
/*
* 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.
*/
extern void strbuf_branchname(struct strbuf *sb, const char *name);
/*
* 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 *,