1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
|
/*-------------------------------------------------------------------------
*
* 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, const char *source,
const int lineno, const char *line,
const char *cmd, const int ecol);
extern void syntax_error(const char* source, const int lineno, const char* line,
const char* cmd, const char* msg, const char* more,
const int col);
extern void expr_scanner_finish(void);
extern int64 strtoint64(const char *str);
#endif /* PGBENCH_H */
|
