Some elements of the new malloc() failure handling. Not all cases work properly yet. Also, library is not threadsafe if malloc() fails right now. (CVS 2800)

FossilOrigin-Name: e1606658f1b4530e3001db4779b5669c8d13c853

src/sqliteInt.h

@@ -11,7 +11,7 @@
 *************************************************************************
 ** Internal interface definitions for SQLite.
 **
-** @(#) $Id: sqliteInt.h,v 1.428 2005/11/14 22:29:05 drh Exp $
+** @(#) $Id: sqliteInt.h,v 1.429 2005/12/06 12:52:59 danielk1977 Exp $
 */
 #ifndef _SQLITEINT_H_
 #define _SQLITEINT_H_
@@ -263,12 +263,6 @@ struct BusyHandler {
 # define sqliteStrNDup       sqlite3StrNDup
 #endif
 
-/*
-** This variable gets set if malloc() ever fails.  After it gets set,
-** the SQLite library shuts down permanently.
-*/
-extern int sqlite3_malloc_failed;
-
 /*
 ** The following global variables are used for testing and debugging
 ** only.  They only work if SQLITE_DEBUG is defined.
@@ -1385,6 +1379,14 @@ typedef struct {
   char **pzErrMsg;    /* Error message stored here */
 } InitData;
 
+/*
+** An instance of this structure is allocated for each thread that uses SQLite.
+*/
+typedef struct SqliteTsd SqliteTsd;
+struct SqliteTsd {
+  int mallocFailed;               /* True after a malloc() has failed */
+};
+
 /*
  * This global flag is set for performance testing of triggers. When it is set
  * SQLite will perform the overhead of building new and old trigger references 
@@ -1674,6 +1676,8 @@ void sqlite3AnalysisLoad(sqlite3*,int iDB);
 void sqlite3DefaultRowEst(Index*);
 void sqlite3RegisterLikeFunctions(sqlite3*, int);
 int sqlite3IsLikeFunction(sqlite3*,Expr*,int*,char*);
+SqliteTsd *sqlite3Tsd();
+void sqlite3ClearMallocFailed();
 
 #ifdef SQLITE_SSE
 #include "sseInt.h"