mirror of
https://github.com/cc65/cc65.git
synced 2024-10-31 20:06:11 +00:00
122 lines
5.2 KiB
C
122 lines
5.2 KiB
C
/*****************************************************************************/
|
|
/* */
|
|
/* declare.h */
|
|
/* */
|
|
/* Parse variable and function declarations */
|
|
/* */
|
|
/* */
|
|
/* */
|
|
/* (C) 1998-2009, Ullrich von Bassewitz */
|
|
/* Roemerstrasse 52 */
|
|
/* D-70794 Filderstadt */
|
|
/* EMail: uz@cc65.org */
|
|
/* */
|
|
/* */
|
|
/* This software is provided 'as-is', without any expressed or implied */
|
|
/* warranty. In no event will the authors be held liable for any damages */
|
|
/* arising from the use of this software. */
|
|
/* */
|
|
/* Permission is granted to anyone to use this software for any purpose, */
|
|
/* including commercial applications, and to alter it and redistribute it */
|
|
/* freely, subject to the following restrictions: */
|
|
/* */
|
|
/* 1. The origin of this software must not be misrepresented; you must not */
|
|
/* claim that you wrote the original software. If you use this software */
|
|
/* in a product, an acknowledgment in the product documentation would be */
|
|
/* appreciated but is not required. */
|
|
/* 2. Altered source versions must be plainly marked as such, and must not */
|
|
/* be misrepresented as being the original software. */
|
|
/* 3. This notice may not be removed or altered from any source */
|
|
/* distribution. */
|
|
/* */
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
#ifndef DECLARE_H
|
|
#define DECLARE_H
|
|
|
|
|
|
|
|
/* common */
|
|
#include "coll.h"
|
|
|
|
/* cc65 */
|
|
#include "scanner.h"
|
|
#include "symtab.h"
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
/* Data */
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
/* Masks for the Flags field in DeclSpec */
|
|
#define DS_DEF_STORAGE 0x0001U /* Default storage class used */
|
|
#define DS_DEF_TYPE 0x0002U /* Default type used */
|
|
#define DS_EXTRA_TYPE 0x0004U /* Extra type declared */
|
|
#define DS_NEW_TYPE_DECL 0x0010U /* New type declared */
|
|
#define DS_NEW_TYPE_DEF 0x0020U /* New type defined */
|
|
#define DS_NEW_TYPE (DS_NEW_TYPE_DECL | DS_NEW_TYPE_DEF)
|
|
|
|
/* Result of ParseDeclSpec */
|
|
typedef struct DeclSpec DeclSpec;
|
|
struct DeclSpec {
|
|
unsigned StorageClass; /* One of the SC_xxx flags */
|
|
Type Type[MAXTYPELEN]; /* Type of the declaration spec */
|
|
unsigned Flags; /* Bitmapped flags */
|
|
};
|
|
|
|
/* Result of ParseDecl */
|
|
typedef struct Declaration Declaration;
|
|
struct Declaration {
|
|
unsigned StorageClass; /* A set of SC_xxx flags */
|
|
Type Type[MAXTYPELEN]; /* The type */
|
|
ident Ident; /* The identifier, if any*/
|
|
Collection* Attributes; /* Attributes if any */
|
|
|
|
/* Working variables */
|
|
unsigned Index; /* Used to build Type */
|
|
};
|
|
|
|
/* Modes for ParseDecl */
|
|
typedef enum {
|
|
DM_NEED_IDENT, /* We must have an identifier */
|
|
DM_NO_IDENT, /* We won't read an identifier */
|
|
DM_ACCEPT_IDENT, /* We will accept an id if there is one */
|
|
} declmode_t;
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
/* Code */
|
|
/*****************************************************************************/
|
|
|
|
|
|
|
|
void InitDeclSpec (DeclSpec* D);
|
|
/* Initialize the DeclSpec struct for use */
|
|
|
|
Type* ParseType (Type* Type);
|
|
/* Parse a complete type specification */
|
|
|
|
void ParseDecl (const DeclSpec* Spec, Declaration* D, declmode_t Mode);
|
|
/* Parse a variable, type or function declaration */
|
|
|
|
void ParseDeclSpec (DeclSpec* D, unsigned DefStorage, long DefType);
|
|
/* Parse a declaration specification */
|
|
|
|
void CheckEmptyDecl (const DeclSpec* D);
|
|
/* Called after an empty type declaration (that is, a type declaration without
|
|
** a variable). Checks if the declaration does really make sense and issues a
|
|
** warning if not.
|
|
*/
|
|
|
|
|
|
|
|
/* End of declare.h */
|
|
|
|
#endif
|