Helpers may use a line like "? name unchanged" to specify that there
is nothing new at that name, without any git-specific code to
determine the correct response.
Signed-off-by: Daniel Barkalow <barkalow@xxxxxxxxxxxx>
---
Documentation/git-remote-helpers.txt | 4 +++-
transport-helper.c | 6 ++++++
2 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/Documentation/git-remote-helpers.txt b/Documentation/git-remote-helpers.txt
index e9aa67e..2c5130f 100644
--- a/Documentation/git-remote-helpers.txt
+++ b/Documentation/git-remote-helpers.txt
@@ -70,7 +70,9 @@ CAPABILITIES
REF LIST ATTRIBUTES
-------------------
-None are defined yet, but the caller must accept any which are supplied.
+'unchanged'::
+ This ref is unchanged since the last import or fetch, although
+ the helper cannot necessarily determine what value that produced.
Documentation
-------------
diff --git a/transport-helper.c b/transport-helper.c
index 6eee0da..956cece 100644
--- a/transport-helper.c
+++ b/transport-helper.c
@@ -193,6 +193,12 @@ static struct ref *get_refs_list(struct transport *transport, int for_push)
(*tail)->symref = xstrdup(buf.buf + 1);
else if (buf.buf[0] != '?')
get_sha1_hex(buf.buf, (*tail)->old_sha1);
+ if (eon) {
+ if (strstr(eon + 1, "unchanged")) {
+ (*tail)->status |= REF_STATUS_UPTODATE;
+ read_ref((*tail)->name, (*tail)->old_sha1);
+ }
+ }
tail = &((*tail)->next);
}
strbuf_release(&buf);
--
1.6.4.rc3.27.g95032.dirty
--
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