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Overview
| Comment: | Do not use double unnecessarily in date+time functions. Ticket #3422. (CVS 5776) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
b03231323a7f06c736c38ae3c5535d2f |
| User & Date: | drh 2008-10-07 12:32:13 |
Context
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2008-10-07
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| 14:06 | Have sqlite3_bind_value() call sqlite3ApiExit() before returning. Otherwise the db->mallocFailed flag may not be cleared. (CVS 5777) (check-in: 6b7c8d56 user: danielk1977 tags: trunk) | |
| 12:32 | Do not use double unnecessarily in date+time functions. Ticket #3422. (CVS 5776) (check-in: b0323132 user: drh tags: trunk) | |
| 11:51 | Fix a problem with hot-journal rollback. SQLITE_CANTOPEN was being returned if the hot-journal file contained a pointer to a master journal file that did not exist. (CVS 5775) (check-in: 22d1feb9 user: danielk1977 tags: trunk) | |
Changes
Changes to src/date.c.
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** This file contains the C functions that implement date and time ** functions for SQLite. ** ** There is only one exported symbol in this file - the function ** sqlite3RegisterDateTimeFunctions() found at the bottom of the file. ** All other code has file scope. ** ** $Id: date.c,v 1.90 2008/09/03 17:11:16 drh Exp $ ** ** SQLite processes all times and dates as Julian Day numbers. The ** dates and times are stored as the number of days since noon ** in Greenwich on November 24, 4714 B.C. according to the Gregorian ** calendar system. ** ** 1970-01-01 00:00:00 is JD 2440587.5 ................................................................................ if( strcmp(z, "unixepoch")==0 && p->validJD ){ p->iJD = p->iJD/86400.0 + 2440587.5*86400000.0; clearYMD_HMS_TZ(p); rc = 0; } #ifndef SQLITE_OMIT_LOCALTIME else if( strcmp(z, "utc")==0 ){ double c1; computeJD(p); c1 = localtimeOffset(p); p->iJD -= c1; clearYMD_HMS_TZ(p); p->iJD += c1 - localtimeOffset(p); rc = 0; } |
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** This file contains the C functions that implement date and time ** functions for SQLite. ** ** There is only one exported symbol in this file - the function ** sqlite3RegisterDateTimeFunctions() found at the bottom of the file. ** All other code has file scope. ** ** $Id: date.c,v 1.91 2008/10/07 12:32:13 drh Exp $ ** ** SQLite processes all times and dates as Julian Day numbers. The ** dates and times are stored as the number of days since noon ** in Greenwich on November 24, 4714 B.C. according to the Gregorian ** calendar system. ** ** 1970-01-01 00:00:00 is JD 2440587.5 ................................................................................ if( strcmp(z, "unixepoch")==0 && p->validJD ){ p->iJD = p->iJD/86400.0 + 2440587.5*86400000.0; clearYMD_HMS_TZ(p); rc = 0; } #ifndef SQLITE_OMIT_LOCALTIME else if( strcmp(z, "utc")==0 ){ int c1; computeJD(p); c1 = localtimeOffset(p); p->iJD -= c1; clearYMD_HMS_TZ(p); p->iJD += c1 - localtimeOffset(p); rc = 0; } |