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Add a new interface, sqlite3_context_db_handle(), that returns the database

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connection pointer for an application-defined function. (CVS 4889)

FossilOrigin-Name: 54c55cae556af5a16c0ce8be1a96d2932db80ad8
This commit is contained in:
drh
2008-03-19 21:45:51 +00:00
parent f39d958829
commit fa4a4b9159
13 changed files with 126 additions and 52 deletions
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13
src/date.c
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@@ -16,7 +16,7 @@
** sqlite3RegisterDateTimeFunctions() found at the bottom of the file.
** All other code has file scope.
**
** $Id: date.c,v 1.77 2008/03/19 20:18:28 drh Exp $
** $Id: date.c,v 1.78 2008/03/19 21:45:51 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
@@ -324,7 +324,8 @@ static int parseDateOrTime(
return 0;
}else if( sqlite3StrICmp(zDate,"now")==0){
double r;
sqlite3OsCurrentTime((sqlite3_vfs *)sqlite3_user_data(context), &r);
sqlite3 *db = sqlite3_context_db_handle(context);
sqlite3OsCurrentTime(db->pVfs, &r);
p->rJD = r;
p->validJD = 1;
return 0;
@@ -970,12 +971,12 @@ static void currentTimeFunc(
){
time_t t;
char *zFormat = (char *)sqlite3_user_data(context);
sqlite3_vfs *pVfs;
sqlite3 *db;
double rT;
char zBuf[20];
pVfs = sqlite3_vfs_find(0);
sqlite3OsCurrentTime(pVfs, &rT);
db = sqlite3_context_db_handle(context);
sqlite3OsCurrentTime(db->pVfs, &rT);
t = 86400.0*(rT - 2440587.5) + 0.5;
#ifdef HAVE_GMTIME_R
{
@@ -1022,7 +1023,7 @@ void sqlite3RegisterDateTimeFunctions(sqlite3 *db){
for(i=0; i<sizeof(aFuncs)/sizeof(aFuncs[0]); i++){
sqlite3CreateFunc(db, aFuncs[i].zName, aFuncs[i].nArg,
SQLITE_UTF8, (void *)(db->pVfs), aFuncs[i].xFunc, 0, 0);
SQLITE_UTF8, 0, aFuncs[i].xFunc, 0, 0);
}
#else
static const struct {