notmuch: New command 'search-tags'.

This is a new notmuch command that can be used to search for all tags
found in the database. The resulting list is alphabetically sorted.

The primary use-case for this new command is to provide the tag
completion feature in Emacs (and other interfaces).

Signed-off-by: Jan Janak <jan@ryngle.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/notmuch-client.h b/notmuch-client.h
index c04eaeb4..2888a6c8 100644
--- a/notmuch-client.h
+++ b/notmuch-client.h
@@ -119,6 +119,9 @@ notmuch_show_command (void *ctx, int argc, char *argv[]);
 int
 notmuch_tag_command (void *ctx, int argc, char *argv[]);
 
+int
+notmuch_search_tags_command (void *ctx, int argc, char *argv[]);
+
 const char *
 notmuch_time_relative_date (const void *ctx, time_t then);