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/*-------------------------------------------------------------------------
*
* pgbench.h
*
* Portions Copyright (c) 1996-2015, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*-------------------------------------------------------------------------
*/
#ifndef PGBENCH_H
#define PGBENCH_H
typedef enum PgBenchExprType
{
ENODE_INTEGER_CONSTANT,
ENODE_VARIABLE,
ENODE_OPERATOR
} PgBenchExprType;
typedef struct PgBenchExpr PgBenchExpr;
struct PgBenchExpr
{
PgBenchExprType etype;
union
{
struct
{
int64 ival;
} integer_constant;
struct
{
char *varname;
} variable;
struct
{
char operator;
PgBenchExpr *lexpr;
PgBenchExpr *rexpr;
} operator;
} u;
};
extern PgBenchExpr *expr_parse_result;
extern int expr_yyparse(void);
extern int expr_yylex(void);
extern void expr_yyerror(const char *str);
extern void expr_scanner_init(const char *str);
extern void expr_scanner_finish(void);
extern int64 strtoint64(const char *str);
#endif /* PGBENCH_H */
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