xapian-applications/omega/datetime.h

   1 /** @file
   2  * @brief Parse and format date/time strings
   3  */
   4 /* Copyright (c) 2015,2019 Olly Betts
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a copy
   7  * of this software and associated documentation files (the "Software"), to
   8  * deal in the Software without restriction, including without limitation the
   9  * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
  10  * sell copies of the Software, and to permit persons to whom the Software is
  11  * furnished to do so, subject to the following conditions:
  12  *
  13  * The above copyright notice and this permission notice shall be included in
  14  * all copies or substantial portions of the Software.
  15  *
  16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  19  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
  22  * IN THE SOFTWARE.
  23  */
  24
  25 #ifndef OMEGA_INCLUDED_DATETIME_H
  26 #define OMEGA_INCLUDED_DATETIME_H
  27
  28 #include <ctime>
  29 #include <string>
  30
  31 time_t parse_datetime(const std::string & s);
  32
  33 /** Format year, month and day into YYYYMMDD string.
  34  *
  35  *  @return 8-character string such as: 20190740
  36  */
  37 std::string date_to_string(int year, int month, int day);
  38
  39 #endif // OMEGA_INCLUDED_DATETIME_H