lastmod:<initial-revision>..<final-revision>
The **lastmod:** prefix can be used to restrict the result by the
database revision number of when messages were last modified (tags
- were added/removed or filenames changed). This is usually used in
- conjunction with the ``--uuid`` argument to
- :any:`notmuch-search(1)` to find messages that have changed since
- an earlier query.
+ were added/removed or filenames changed). Negative revisions are
+ interpreted relative to the most recent database revision (see
+ :option:`count --lastmod`). This is usually used in conjunction
+ with the ``--uuid`` argument to :any:`notmuch-search(1)` to find
+ messages that have changed since an earlier query.
query:<name>
The **query:** prefix allows queries to refer to previously saved
*/
#include "database-private.h"
+#include "lastmod-fp.h"
notmuch_status_t
_notmuch_lastmod_strings_to_query (notmuch_database_t *notmuch,
Xapian::sortable_serialise (to_idx));
return NOTMUCH_STATUS_SUCCESS;
}
+
+Xapian::Query
+LastModRangeProcessor::operator() (const std::string &begin, const std::string &end)
+{
+
+ Xapian::Query output;
+ std::string msg;
+
+ if (_notmuch_lastmod_strings_to_query (notmuch, begin, end, output, msg))
+ throw Xapian::QueryParserError (msg);
+
+ return output;
+}
+
--- /dev/null
+/* lastmod-fp.h - database revision query glue
+ *
+ * This file is part of notmuch.
+ *
+ * Copyright © 2022 David Bremner
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see https://www.gnu.org/licenses/ .
+ *
+ * Author: David Bremner <david@tethera.net>
+ */
+
+#ifndef NOTMUCH_LASTMOD_FP_H
+#define NOTMUCH_LASTMOD_FP_H
+
+#include <xapian.h>
+
+class LastModRangeProcessor : public Xapian::RangeProcessor {
+protected:
+ notmuch_database_t *notmuch;
+
+public:
+ LastModRangeProcessor (notmuch_database_t *notmuch_, const std::string prefix_)
+ : Xapian::RangeProcessor (NOTMUCH_VALUE_LAST_MOD, prefix_, 0), notmuch (notmuch_)
+ {
+ }
+
+ Xapian::Query operator() (const std::string &begin, const std::string &end);
+};
+
+#endif /* NOTMUCH_LASTMOD_FP_H */
#include "database-private.h"
#include "parse-time-vrp.h"
+#include "lastmod-fp.h"
#include "path-util.h"
#if HAVE_XAPIAN_DB_RETRY_LOCK
notmuch->value_range_processor = new Xapian::NumberRangeProcessor (NOTMUCH_VALUE_TIMESTAMP);
notmuch->date_range_processor = new ParseTimeRangeProcessor (NOTMUCH_VALUE_TIMESTAMP,
"date:");
- notmuch->last_mod_range_processor = new Xapian::NumberRangeProcessor (NOTMUCH_VALUE_LAST_MOD,
- "lastmod:");
+ notmuch->last_mod_range_processor = new LastModRangeProcessor (notmuch, "lastmod:");
notmuch->query_parser->set_default_op (Xapian::Query::OP_AND);
notmuch->query_parser->set_database (*notmuch->xapian_db);
notmuch->stemmer = new Xapian::Stem ("english");
test_expect_equal 1 "$count"
fi
+test_begin_subtest 'exclude one message using negative lastmod'
+total=$(notmuch count '*')
+notmuch tag +${RANDOM} id:4EFC743A.3060609@april.org
+count=$(notmuch count lastmod:-1..)
+test_expect_equal 1 "$count"
+
+test_begin_subtest 'exclude one message using negative lastmod (second param)'
+total=$(notmuch count '*')
+notmuch tag +${RANDOM} id:4EFC743A.3060609@april.org
+count=$(notmuch count lastmod:..-1)
+test_expect_equal 51 "$count"
+
+test_begin_subtest 'negative lastmod (two parameters)'
+notmuch tag +${RANDOM} '*'
+before=$(notmuch count --lastmod '*' | cut -f3)
+notmuch tag +${RANDOM} id:4EFC743A.3060609@april.org
+count=$(notmuch count lastmod:-100..$before)
+test_expect_equal 51 "$count"
+
test_done