--- parser3/src/sql/pa_sql_driver.h	2002/12/14 12:43:26	1.33
+++ parser3/src/sql/pa_sql_driver.h	2003/01/27 17:17:07	1.34.2.1
@@ -1,7 +1,7 @@
 /** @file
 	Parser: sql driver interface.
 
-	Copyright (c) 2001, 2002 ArtLebedev Group (http://www.artlebedev.com)
+	Copyright (c) 2001, 2003 ArtLebedev Group (http://www.artlebedev.com)
 	Author: Alexandr Petrosian <paf@design.ru> (http://paf.design.ru)
 
 
@@ -26,11 +26,11 @@
 #ifndef PA_SQL_DRIVER_H
 #define PA_SQL_DRIVER_H
 
-static const char* IDENT_SQL_DRIVER_H="$Date: 2002/12/14 12:43:26 $";
+static const char* IDENT_SQL_DRIVER_H="$Date: 2003/01/27 17:17:07 $";
 
 #include <sys/types.h>
 
-#define SQL_DRIVER_API_VERSION 0x0005
+#define SQL_DRIVER_API_VERSION 0x0006
 #define SQL_DRIVER_CREATE create /* used in driver implementation */
 #define SQL_DRIVER_CREATE_NAME "create" /* could not figure out how to # it :( */
 
@@ -38,51 +38,47 @@ static const char* IDENT_SQL_DRIVER_H="$
 class SQL_Error {
 	bool fdefined;
 	const char *ftype;
-	const void *fproblem_source;
 	const char *fcomment;
 public:
 	SQL_Error():
 		fdefined(false) {}
 	SQL_Error(
 		const char *atype,
-		const void *aproblem_source, 
 		const char *acomment):
 		fdefined(true),
 		ftype(atype),
-		fproblem_source(aproblem_source),
 		fcomment(acomment) {}
 	SQL_Error(const char *acomment):
 		fdefined(true),
 		ftype(0),
-		fproblem_source(0),
 		fcomment(acomment) {}
 	SQL_Error& operator =(const SQL_Error& src) {
 		fdefined=src.fdefined;
 		ftype=src.ftype;
-		fproblem_source=src.fproblem_source;
 		fcomment=src.fcomment;
 		return *this;
 	}
 
 	bool defined() const { return fdefined; }
 	const char *type() const { return ftype; }
-	const void *problem_source() const { return fproblem_source; }
 	const char *comment() const { return fcomment; }
 };
 
 /// service functions for SQL driver to use
 class SQL_Driver_services {
 public:
-	/// allocates some bytes on pool
+	/// allocates some bytes
 	virtual void *malloc(size_t size) =0;
 	/// allocates some bytes clearing them with zeros
 	virtual void *calloc(size_t size) =0;
+	/// reallocates bytes 
+	virtual void *realloc(void *ptr, size_t size) =0;
 	/// prepare throw exception
 	virtual void _throw(const SQL_Error& e) =0;
 	/// throw C++ exception from prepared
 	virtual void propagate_exception() =0;
 	/// helper func
-	void _throw(const char *comment) { _throw(SQL_Error("sql.connect", 0, comment)); }
+	void _throw(const char *comment) { _throw(SQL_Error("sql.connect", comment)); }
 public:
 	/// regretrully public, because can't make stack frames: "nowhere to return to"
 	jmp_buf mark;