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libsql/libsql-sqlite3/ext/repair/sqlite3_checker.c.in
2023-10-16 13:58:16 +02:00

86 lines
2.4 KiB
C

/*
** Read an SQLite database file and analyze its space utilization. Generate
** text on standard output.
*/
#define TCLSH_INIT_PROC sqlite3_checker_init_proc
#define SQLITE_ENABLE_DBPAGE_VTAB 1
#undef SQLITE_THREADSAFE
#define SQLITE_THREADSAFE 0
#undef SQLITE_ENABLE_COLUMN_METADATA
#define SQLITE_OMIT_DECLTYPE 1
#define SQLITE_OMIT_DEPRECATED 1
#define SQLITE_OMIT_PROGRESS_CALLBACK 1
#define SQLITE_OMIT_SHARED_CACHE 1
#define SQLITE_DEFAULT_MEMSTATUS 0
#define SQLITE_MAX_EXPR_DEPTH 0
INCLUDE sqlite3.c
INCLUDE $ROOT/src/tclsqlite.c
INCLUDE $ROOT/ext/misc/btreeinfo.c
INCLUDE $ROOT/ext/repair/checkindex.c
INCLUDE $ROOT/ext/repair/checkfreelist.c
/*
** Decode a pointer to an sqlite3 object.
*/
int getDbPointer(Tcl_Interp *interp, const char *zA, sqlite3 **ppDb){
struct SqliteDb *p;
Tcl_CmdInfo cmdInfo;
if( Tcl_GetCommandInfo(interp, zA, &cmdInfo) ){
p = (struct SqliteDb*)cmdInfo.objClientData;
*ppDb = p->db;
return TCL_OK;
}else{
*ppDb = 0;
return TCL_ERROR;
}
return TCL_OK;
}
/*
** sqlite3_imposter db main rootpage {CREATE TABLE...} ;# setup an imposter
** sqlite3_imposter db main ;# rm all imposters
*/
static int sqlite3_imposter(
void *clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
sqlite3 *db;
const char *zSchema;
int iRoot;
const char *zSql;
if( objc!=3 && objc!=5 ){
Tcl_WrongNumArgs(interp, 1, objv, "DB SCHEMA [ROOTPAGE SQL]");
return TCL_ERROR;
}
if( getDbPointer(interp, Tcl_GetString(objv[1]), &db) ) return TCL_ERROR;
zSchema = Tcl_GetString(objv[2]);
if( objc==3 ){
sqlite3_test_control(SQLITE_TESTCTRL_IMPOSTER, db, zSchema, 0, 1);
}else{
if( Tcl_GetIntFromObj(interp, objv[3], &iRoot) ) return TCL_ERROR;
zSql = Tcl_GetString(objv[4]);
sqlite3_test_control(SQLITE_TESTCTRL_IMPOSTER, db, zSchema, 1, iRoot);
sqlite3_exec(db, zSql, 0, 0, 0);
sqlite3_test_control(SQLITE_TESTCTRL_IMPOSTER, db, zSchema, 0, 0);
}
return TCL_OK;
}
#include <stdio.h>
const char *sqlite3_checker_init_proc(Tcl_Interp *interp){
Tcl_CreateObjCommand(interp, "sqlite3_imposter",
(Tcl_ObjCmdProc*)sqlite3_imposter, 0, 0);
sqlite3_auto_extension((void(*)(void))sqlite3_btreeinfo_init);
sqlite3_auto_extension((void(*)(void))sqlite3_checkindex_init);
sqlite3_auto_extension((void(*)(void))sqlite3_checkfreelist_init);
return
BEGIN_STRING
INCLUDE $ROOT/ext/repair/sqlite3_checker.tcl
END_STRING
;
}