/**
* Derives the remote-tracking branch from the remote and refspec.
*
* FIXME: The current implementation assumes the default mapping of
* refs/heads/<branch_name> to refs/remotes/<remote_name>/<branch_name>.
*/
static const char *get_tracking_branch(const char *remote, const char *refspec)
{
struct refspec_item spec;
const char *spec_src;
const char *merge_branch;
refspec_item_init_or_die(&spec, refspec, REFSPEC_FETCH);
spec_src = spec.src;
if (!*spec_src || !strcmp(spec_src, "HEAD"))
spec_src = "HEAD";
else if (skip_prefix(spec_src, "heads/", &spec_src))
;
else if (skip_prefix(spec_src, "refs/heads/", &spec_src))
;
else if (starts_with(spec_src, "refs/") ||
starts_with(spec_src, "tags/") ||
starts_with(spec_src, "remotes/"))
spec_src = "";
if (*spec_src) {
if (!strcmp(remote, "."))
merge_branch = mkpath("refs/heads/%s", spec_src);
else
merge_branch = mkpath("refs/remotes/%s/%s", remote, spec_src);
} else
merge_branch = NULL;
refspec_item_clear(&spec);
return merge_branch;
}
void refspec_append(struct refspec *rs, const char *refspec)
{
struct refspec_item item;
refspec_item_init_or_die(&item, refspec, rs->fetch);
ALLOC_GROW(rs->items, rs->nr + 1, rs->alloc);
rs->items[rs->nr++] = item;
ALLOC_GROW(rs->raw, rs->raw_nr + 1, rs->raw_alloc);
rs->raw[rs->raw_nr++] = xstrdup(refspec);
}
