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Annotation of win32/sql/mysql/include/mysql_time.h, revision 1.1

1.1     ! misha       1: /* Copyright (C) 2004 MySQL AB
        !             2: 
        !             3:  This program is free software; you can redistribute it and/or modify
        !             4:  it under the terms of the GNU General Public License as published by
        !             5:  the Free Software Foundation; version 2 of the License.
        !             6: 
        !             7:  This program is distributed in the hope that it will be useful,
        !             8:  but WITHOUT ANY WARRANTY; without even the implied warranty of
        !             9:  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
        !            10:  GNU General Public License for more details.
        !            11: 
        !            12:  You should have received a copy of the GNU General Public License
        !            13:  along with this program; if not, write to the Free Software
        !            14:  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */
        !            15: 
        !            16: #ifndef _mysql_time_h_
        !            17: #define _mysql_time_h_
        !            18: 
        !            19: /*
        !            20:   Time declarations shared between the server and client API:
        !            21:   you should not add anything to this header unless it's used
        !            22:   (and hence should be visible) in mysql.h.
        !            23:   If you're looking for a place to add new time-related declaration,
        !            24:   it's most likely my_time.h. See also "C API Handling of Date
        !            25:   and Time Values" chapter in documentation.
        !            26: */
        !            27: 
        !            28: enum enum_mysql_timestamp_type
        !            29: {
        !            30:   MYSQL_TIMESTAMP_NONE= -2, MYSQL_TIMESTAMP_ERROR= -1,
        !            31:   MYSQL_TIMESTAMP_DATE= 0, MYSQL_TIMESTAMP_DATETIME= 1, MYSQL_TIMESTAMP_TIME= 2
        !            32: };
        !            33: 
        !            34: 
        !            35: /*
        !            36:   Structure which is used to represent datetime values inside MySQL.
        !            37: 
        !            38:   We assume that values in this structure are normalized, i.e. year <= 9999,
        !            39:   month <= 12, day <= 31, hour <= 23, hour <= 59, hour <= 59. Many functions
        !            40:   in server such as my_system_gmt_sec() or make_time() family of functions
        !            41:   rely on this (actually now usage of make_*() family relies on a bit weaker
        !            42:   restriction). Also functions that produce MYSQL_TIME as result ensure this.
        !            43:   There is one exception to this rule though if this structure holds time
        !            44:   value (time_type == MYSQL_TIMESTAMP_TIME) days and hour member can hold
        !            45:   bigger values.
        !            46: */
        !            47: typedef struct st_mysql_time
        !            48: {
        !            49:   unsigned int  year, month, day, hour, minute, second;
        !            50:   unsigned long second_part;
        !            51:   my_bool       neg;
        !            52:   enum enum_mysql_timestamp_type time_type;
        !            53: } MYSQL_TIME;
        !            54: 
        !            55: #endif /* _mysql_time_h_ */