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MCOL-66 - Make the DDL and DML parsers re-entrant.

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Serialize all DDL because the VVS can't handle modifying the same block simultaneously
Fix the CTRL+C logic in DML that caused COMMIT issues.
This commit is contained in:
David Hall
2016-07-20 10:13:28 -05:00
parent 3f16e1f4b1
commit 6d11ce030d
28 changed files with 1561 additions and 1027 deletions
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17
dbcon/dmlpackage/dmlparser.cpp
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@ -1,4 +1,5 @@
/* Copyright (C) 2014 InfiniDB, Inc.
Copyright (C) 2016 MariaDB Corporation
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
@ -37,14 +38,16 @@
#include <stdio.h>
#include <string.h>
int dmlparse();
int dmllex_init_extra(void* user_defined, void** yyscanner);
int dmllex_destroy(void* yyscanner);
int dmlparse(void* yyscanner);
namespace dmlpackage
{
using namespace std;
void scanner_finish(void);
void scanner_init(const char *str);
void scanner_finish(void* yyscanner);
void scanner_init(const char *str, void* yyscanner);
void grammar_init(dmlpackage::ParseTree* _ptree, bool);
valbuf_t get_valbuffer(void);
@ -57,7 +60,8 @@ namespace dmlpackage
DMLParser::~DMLParser()
{
scanner_finish();
scanner_finish(scanner);
dmllex_destroy(scanner);
}
void DMLParser::setDebug(bool debug)
@ -67,9 +71,10 @@ namespace dmlpackage
int DMLParser::parse(const char* dmltext)
{
scanner_init(dmltext);
dmllex_init_extra(&scanData, &scanner);
scanner_init(dmltext, scanner);
grammar_init(&fParseTree, fDebug);
fStatus = dmlparse();
fStatus = dmlparse(scanner);
if (fStatus == 0)
{
char* str;