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Add the fault injector module in fault.c. Use it as a basis for memory

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allocation failure testing. (CVS 4742)

FossilOrigin-Name: 1a335e180183b414fcc3510ce28b98b21cd134a6
This commit is contained in:
drh
2008-01-22 21:30:53 +00:00
parent 02cd2b80c1
commit 643167ff21
20 changed files with 264 additions and 247 deletions
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53
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.652 2008/01/18 14:08:24 drh Exp $
** @(#) $Id: sqliteInt.h,v 1.653 2008/01/22 21:30:53 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1976,26 +1976,6 @@ void sqlite3Parser(void*, int, Token, Parse*);
int sqlite3Utf8To8(unsigned char*);
#endif
/*
** The MallocDisallow() and MallocAllow() routines are like asserts.
** Call them around a section of code that you do not expect to do
** any memory allocation.
*/
#ifdef SQLITE_MEMDEBUG
void sqlite3MallocDisallow(void);
void sqlite3MallocAllow(void);
void sqlite3MallocBenignFailure(int);
void sqlite3MallocEnterBenignBlock(int isBenign);
void sqlite3MallocLeaveBenignBlock();
#else
# define sqlite3MallocDisallow()
# define sqlite3MallocAllow()
# define sqlite3MallocBenignFailure(x)
# define sqlite3MallocEnterBenignBlock(x);
# define sqlite3MallocLeaveBenignBlock();
#endif
#ifdef SQLITE_OMIT_VIRTUALTABLE
# define sqlite3VtabClear(X)
# define sqlite3VtabSync(X,Y) (Y)
@@ -2023,6 +2003,37 @@ int sqlite3Reprepare(Vdbe*);
void sqlite3ExprListCheckLength(Parse*, ExprList*, int, const char*);
CollSeq *sqlite3BinaryCompareCollSeq(Parse *, Expr *, Expr *);
/*
** Available fault injectors. Should be numbered beginning with 0.
*/
#define SQLITE_FAULTINJECTOR_MALLOC 0
#define SQLITE_FAULTINJECTOR_SAFETY 1
#define SQLITE_FAULTINJECTOR_COUNT 2
/*
** The interface to the fault injector subsystem. If the fault injector
** mechanism is disabled at compile-time then set up macros so that no
** unnecessary code is generated.
*/
#ifndef SQLITE_OMIT_FAULTINJECTOR
void sqlite3FaultConfig(int,int,int);
int sqlite3FaultFailures(int);
int sqlite3FaultBenignFailures(int);
int sqlite3FaultPending(int);
void sqlite3FaultBenign(int,int);
int sqlite3FaultStep(int);
#else
# define sqlite3FaultConfig(A,B,C)
# define sqlite3FaultFailures(A) 0
# define sqlite3FaultBenignFailures(A) 0
# define sqlite3FaultPending(A) (-1)
# define sqlite3FaultBenign(A,B)
# define sqlite3FaultStep(A) 0
#endif
#define IN_INDEX_ROWID 1
#define IN_INDEX_EPH 2
#define IN_INDEX_INDEX 3