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/*
* src/interfaces/ecpg/preproc/type.h
*/
#ifndef _ECPG_PREPROC_TYPE_H
#define _ECPG_PREPROC_TYPE_H
#include "ecpgtype.h"
struct ECPGtype;
struct ECPGstruct_member
{
char *name;
struct ECPGtype *type;
struct ECPGstruct_member *next;
};
struct ECPGtype
{
enum ECPGttype type;
char *type_name; /* For struct and union types it is the struct
* name */
char *size; /* For array it is the number of elements. For
* varchar it is the maxsize of the area. */
char *struct_sizeof; /* For a struct this is the sizeof() type as
* string */
union
{
struct ECPGtype *element; /* For an array this is the type of the
* element */
struct ECPGstruct_member *members; /* A pointer to a list of members. */
} u;
int counter;
};
/* Everything is malloced. */
void ECPGmake_struct_member(const char *, struct ECPGtype *, struct ECPGstruct_member **);
struct ECPGtype *ECPGmake_simple_type(enum ECPGttype, char *, int);
struct ECPGtype *ECPGmake_array_type(struct ECPGtype *, char *);
struct ECPGtype *ECPGmake_struct_type(struct ECPGstruct_member *, enum ECPGttype, char *, char *);
struct ECPGstruct_member *ECPGstruct_member_dup(struct ECPGstruct_member *);
/* Frees a type. */
void ECPGfree_struct_member(struct ECPGstruct_member *);
void ECPGfree_type(struct ECPGtype *);
/* Dump a type.
The type is dumped as:
type-tag <comma> reference-to-variable <comma> arrsize <comma> size <comma>
Where:
type-tag is one of the simple types or varchar.
reference-to-variable can be a reference to a struct element.
arrsize is the size of the array in case of array fetches. Otherwise 0.
size is the maxsize in case it is a varchar. Otherwise it is the size of
the variable (required to do array fetches of structs).
*/
void ECPGdump_a_type(FILE *, const char *, struct ECPGtype *, const int,
const char *, struct ECPGtype *, const int,
const char *, const char *, char *,
const char *, const char *);
/* A simple struct to keep a variable and its type. */
struct ECPGtemp_type
{
struct ECPGtype *type;
const char *name;
};
extern const char *ecpg_type_name(enum ECPGttype type);
/* some stuff for whenever statements */
enum WHEN_TYPE
{
W_NOTHING,
W_CONTINUE,
W_BREAK,
W_SQLPRINT,
W_GOTO,
W_DO,
W_STOP
};
struct when
{
enum WHEN_TYPE code;
char *command;
char *str;
};
struct index
{
char *index1;
char *index2;
char *str;
};
struct su_symbol
{
char *su;
char *symbol;
};
struct prep
{
char *name;
char *stmt;
char *type;
};
struct exec
{
char *name;
char *type;
};
struct this_type
{
char *type_storage;
enum ECPGttype type_enum;
char *type_str;
char *type_dimension;
char *type_index;
char *type_sizeof;
};
struct _include_path
{
char *path;
struct _include_path *next;
};
struct cursor
{
char *name;
char *function;
char *command;
char *connection;
bool opened;
struct arguments *argsinsert;
struct arguments *argsinsert_oos;
struct arguments *argsresult;
struct arguments *argsresult_oos;
struct cursor *next;
};
struct declared_list
{
char *name;
char *connection;
struct declared_list *next;
};
struct typedefs
{
char *name;
struct this_type *type;
struct ECPGstruct_member *struct_member_list;
int brace_level;
struct typedefs *next;
};
struct _defines
{
char *olddef;
char *newdef;
int pertinent;
void *used;
struct _defines *next;
};
/* This is a linked list of the variable names and types. */
struct variable
{
char *name;
struct ECPGtype *type;
int brace_level;
struct variable *next;
};
struct arguments
{
struct variable *variable;
struct variable *indicator;
struct arguments *next;
};
struct descriptor
{
char *name;
char *connection;
struct descriptor *next;
};
struct assignment
{
char *variable;
enum ECPGdtype value;
struct assignment *next;
};
enum errortype
{
ET_WARNING, ET_ERROR
};
struct fetch_desc
{
char *str;
char *name;
};
struct describe
{
int input;
char *stmt_name;
};
#endif /* _ECPG_PREPROC_TYPE_H */
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