lib: add support for date:<expr>..! to mean date:<expr>..<expr>

[notmuch] / lib / parse-time-vrp.cc

diff --git a/lib/parse-time-vrp.cc b/lib/parse-time-vrp.cc
index 33f07db3410e5762dcf9329ff4510a5783a95318..03804cf50fa83e77a816ac040ca15992c1fb5db8 100644 (file)
--- a/lib/parse-time-vrp.cc
+++ b/lib/parse-time-vrp.cc
@@ -31,6 +31,7 @@ Xapian::valueno
 ParseTimeValueRangeProcessor::operator() (std::string &begin, std::string &end)
 {
     time_t t, now;
+    std::string b;
 
     /* Require date: prefix in start of the range... */
     if (STRNCMP_LITERAL (begin.c_str (), PREFIX))
@@ -38,6 +39,7 @@ ParseTimeValueRangeProcessor::operator() (std::string &begin, std::string &end)
 
     /* ...and remove it. */
     begin.erase (0, sizeof (PREFIX) - 1);
+    b = begin;
 
     /* Use the same 'now' for begin and end. */
     if (time (&now) == (time_t) -1)
@@ -51,6 +53,9 @@ ParseTimeValueRangeProcessor::operator() (std::string &begin, std::string &end)
     }
 
     if (!end.empty ()) {
+       if (end == "!" && ! b.empty ())
+           end = b;
+
        if (parse_time_string (end.c_str (), &t, &now, PARSE_TIME_ROUND_UP_INCLUSIVE))
            return Xapian::BAD_VALUENO;