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remote: allow relative_url() to return an absolute url

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When the 'url' parameter was absolute, the previous implementation would
concatenate 'remote_url' with 'url'. Instead, we want to return 'url' in
this case.

The documentation now discusses what happens when supplying two
absolute URLs.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Derrick Stolee <derrickstolee@github.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Derrick Stolee 2022-05-16 20:11:04 +00:00 committed by Junio C Hamano
parent 1d04e719e7
commit 834e3520ab
2 changed files with 11 additions and 2 deletions
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12
remote.c
View File

@ -2761,10 +2761,18 @@ char *relative_url(const char *remote_url, const char *url,
int is_relative = 0;
int colonsep = 0;
char *out;
char *remoteurl = xstrdup(remote_url);
char *remoteurl;
struct strbuf sb = STRBUF_INIT;
size_t len = strlen(remoteurl);
size_t len;
if (!url_is_local_not_ssh(url) || is_absolute_path(url))
return xstrdup(url);
len = strlen(remote_url);
if (!len)
BUG("invalid empty remote_url");
remoteurl = xstrdup(remote_url);
if (is_dir_sep(remoteurl[len-1]))
remoteurl[len-1] = '\0';

1
remote.h
View File

@ -434,6 +434,7 @@ void apply_push_cas(struct push_cas_option *, struct remote *, struct ref *);
* http://a.com/b ../../../c http:/c error out
* http://a.com/b ../../../../c http:c error out
* http://a.com/b ../../../../../c .:c error out
* http://a.com/b http://d.org/e http://d.org/e as is
* NEEDSWORK: Given how chop_last_dir() works, this function is broken
* when a local part has a colon in its path component, too.
*/