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Half-way through a major refactoring of the memory allocation.

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I have not even attempted to compile so I am certain there are
countless errors. (CVS 4231)

FossilOrigin-Name: deb7ecd65f7b83eaf0ba610eeef3b0ede61db1c3
This commit is contained in:
drh
2007-08-16 04:30:38 +00:00
parent 0e6f1546b0
commit 174357527a
53 changed files with 1322 additions and 1973 deletions
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20
src/tokenize.c
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@@ -15,7 +15,7 @@
** individual tokens and sends those tokens one-by-one over to the
** parser for analysis.
**
** $Id: tokenize.c,v 1.131 2007/07/23 19:31:17 drh Exp $
** $Id: tokenize.c,v 1.132 2007/08/16 04:30:40 drh Exp $
*/
#include "sqliteInt.h"
#include "os.h"
@@ -384,7 +384,7 @@ int sqlite3GetToken(const unsigned char *z, int *tokenType){
** Run the parser on the given SQL string. The parser structure is
** passed in. An SQLITE_ status code is returned. If an error occurs
** and pzErrMsg!=NULL then an error message might be written into
** memory obtained from malloc() and *pzErrMsg made to point to that
** memory obtained from sqlite3_malloc() and *pzErrMsg made to point to that
** error message. Or maybe not.
*/
int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
@@ -400,7 +400,7 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
}
pParse->rc = SQLITE_OK;
i = 0;
pEngine = sqlite3ParserAlloc((void*(*)(size_t))sqlite3MallocX);
pEngine = sqlite3ParserAlloc((void*(*)(size_t))sqlite3_malloc);
if( pEngine==0 ){
return SQLITE_NOMEM;
}
@@ -412,7 +412,7 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
assert( pParse->nVarExprAlloc==0 );
assert( pParse->apVarExpr==0 );
pParse->zTail = pParse->zSql = zSql;
while( !sqlite3MallocFailed() && zSql[i]!=0 ){
while( !db->mallocFailed && zSql[i]!=0 ){
assert( i>=0 );
pParse->sLastToken.z = (u8*)&zSql[i];
assert( pParse->sLastToken.dyn==0 );
@@ -434,7 +434,7 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
}
case TK_ILLEGAL: {
if( pzErrMsg ){
sqliteFree(*pzErrMsg);
sqlite3_free(*pzErrMsg);
*pzErrMsg = sqlite3MPrintf("unrecognized token: \"%T\"",
&pParse->sLastToken);
}
@@ -463,8 +463,8 @@ abort_parse:
}
sqlite3Parser(pEngine, 0, pParse->sLastToken, pParse);
}
sqlite3ParserFree(pEngine, sqlite3FreeX);
if( sqlite3MallocFailed() ){
sqlite3ParserFree(pEngine, sqlite3_free);
if( db->mallocFailed ){
pParse->rc = SQLITE_NOMEM;
}
if( pParse->rc!=SQLITE_OK && pParse->rc!=SQLITE_DONE && pParse->zErrMsg==0 ){
@@ -474,7 +474,7 @@ abort_parse:
if( pzErrMsg && *pzErrMsg==0 ){
*pzErrMsg = pParse->zErrMsg;
}else{
sqliteFree(pParse->zErrMsg);
sqlite3_free(pParse->zErrMsg);
}
pParse->zErrMsg = 0;
if( !nErr ) nErr++;
@@ -485,7 +485,7 @@ abort_parse:
}
#ifndef SQLITE_OMIT_SHARED_CACHE
if( pParse->nested==0 ){
sqliteFree(pParse->aTableLock);
sqlite3_free(pParse->aTableLock);
pParse->aTableLock = 0;
pParse->nTableLock = 0;
}
@@ -500,7 +500,7 @@ abort_parse:
}
sqlite3DeleteTrigger(pParse->pNewTrigger);
sqliteFree(pParse->apVarExpr);
sqlite3_free(pParse->apVarExpr);
if( nErr>0 && (pParse->rc==SQLITE_OK || pParse->rc==SQLITE_DONE) ){
pParse->rc = SQLITE_ERROR;
}