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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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10
src/attach.c
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@@ -11,7 +11,7 @@
*************************************************************************
** This file contains code used to implement the ATTACH and DETACH commands.
**
** $Id: attach.c,v 1.72 2008/02/13 18:25:27 danielk1977 Exp $
** $Id: attach.c,v 1.73 2008/03/19 21:45:51 drh Exp $
*/
#include "sqliteInt.h"
@@ -69,7 +69,7 @@ static void attachFunc(
){
int i;
int rc = 0;
sqlite3 *db = sqlite3_user_data(context);
sqlite3 *db = sqlite3_context_db_handle(context);
const char *zName;
const char *zFile;
Db *aNew;
@@ -239,7 +239,7 @@ static void detachFunc(
sqlite3_value **argv
){
const char *zName = (const char *)sqlite3_value_text(argv[0]);
sqlite3 *db = sqlite3_user_data(context);
sqlite3 *db = sqlite3_context_db_handle(context);
int i;
Db *pDb = 0;
char zErr[128];
@@ -378,8 +378,8 @@ void sqlite3Attach(Parse *pParse, Expr *p, Expr *pDbname, Expr *pKey){
void sqlite3AttachFunctions(sqlite3 *db){
#ifndef SQLITE_OMIT_ATTACH
static const int enc = SQLITE_UTF8;
sqlite3CreateFunc(db, "sqlite_attach", 3, enc, db, attachFunc, 0, 0);
sqlite3CreateFunc(db, "sqlite_detach", 1, enc, db, detachFunc, 0, 0);
sqlite3CreateFunc(db, "sqlite_attach", 3, enc, 0, attachFunc, 0, 0);
sqlite3CreateFunc(db, "sqlite_detach", 1, enc, 0, detachFunc, 0, 0);
#endif
}