Allow helpers to report in "list" command that the ref is unchanged
commitf8ec916731ef8d81eefc5db61e3405dade65d821
authorDaniel Barkalow <barkalow@iabervon.org>
Wed, 18 Nov 2009 01:42:30 +0000 (18 02:42 +0100)
committerJunio C Hamano <gitster@pobox.com>
Wed, 18 Nov 2009 05:45:44 +0000 (17 21:45 -0800)
tree2298510d036081519415a0e51e0e26465af8565c
parentb962dbdc806510a4572a5574245d825a414231ab
Allow helpers to report in "list" command that the ref is unchanged

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@iabervon.org>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
Documentation/git-remote-helpers.txt
transport-helper.c