Print the message IDs of all messages matching the search terms that have at least N files associated with them. --- doc/man1/notmuch-search.rst | 12 ++++++++---- notmuch-search.c | 34 ++++++++++++++++++++++++++++++---- 2 files changed, 38 insertions(+), 8 deletions(-)
diff --git a/doc/man1/notmuch-search.rst b/doc/man1/notmuch-search.rst index 90160f21e23c..aeba4bf604f6 100644 --- a/doc/man1/notmuch-search.rst +++ b/doc/man1/notmuch-search.rst @@ -122,10 +122,14 @@ Supported options for **search** include rather than the number of matching messages. ``--duplicate=N`` - Effective with ``--output=files``, output the Nth filename - associated with each message matching the query (N is 1-based). - If N is greater than the number of files associated with the - message, don't print anything. + For ``--output=files``, output the Nth filename associated + with each message matching the query (N is 1-based). If N is + greater than the number of files associated with the message, + don't print anything. + + For ``--output=messages``, only output message IDs of messages + matching the search terms that have at least N filenames + associated with them. Note that this option is orthogonal with the **folder:** search prefix. The prefix matches messages based on filenames. This diff --git a/notmuch-search.c b/notmuch-search.c index bc9be4593ecc..2bf876fd5abf 100644 --- a/notmuch-search.c +++ b/notmuch-search.c @@ -215,6 +215,24 @@ do_search_threads (sprinter_t *format, } static int +_count_filenames (notmuch_message_t *message) +{ + notmuch_filenames_t *filenames; + int i = 0; + + filenames = notmuch_message_get_filenames (message); + + while (notmuch_filenames_valid (filenames)) { + notmuch_filenames_move_to_next (filenames); + i++; + } + + notmuch_filenames_destroy (filenames); + + return i; +} + +static int do_search_messages (sprinter_t *format, notmuch_query_t *query, output_t output, @@ -265,10 +283,13 @@ do_search_messages (sprinter_t *format, notmuch_filenames_destroy( filenames ); } else { /* output == OUTPUT_MESSAGES */ - format->set_prefix (format, "id"); - format->string (format, - notmuch_message_get_message_id (message)); - format->separator (format); + /* special case 1 for speed */ + if (dupe <= 1 || dupe <= _count_filenames (message)) { + format->set_prefix (format, "id"); + format->string (format, + notmuch_message_get_message_id (message)); + format->separator (format); + } } notmuch_message_destroy (message); @@ -387,6 +408,11 @@ notmuch_search_command (notmuch_config_t *config, int argc, char *argv[]) if (opt_index < 0) return EXIT_FAILURE; + if (output != OUTPUT_FILES && output != OUTPUT_MESSAGES && dupe != -1) { + fprintf (stderr, "Error: --duplicate=N is only supported with --output=files and --output=messages.\n"); + return EXIT_FAILURE; + } + switch (format_sel) { case NOTMUCH_FORMAT_TEXT: format = sprinter_text_create (config, stdout); -- 2.1.1