stepcode/include/express/resolve.h

102 lines
3.7 KiB
C

#ifndef RESOLVE_H
#define RESOLVE_H
/*
* This software was developed by U.S. Government employees as part of
* their official duties and is not subject to copyright.
*
* $Log: resolve.h,v $
* Revision 1.6 1994/11/10 19:20:03 clark
* Update to IS
*
* Revision 1.5 1993/10/15 18:48:24 libes
* CADDETC certified
*
* Revision 1.3 1993/01/19 22:17:27 libes
* *** empty log message ***
*
* Revision 1.2 1992/09/16 18:23:08 libes
* fixed bug in TYPEresolve connecting reference types back to using types
*
* Revision 1.1 1992/08/18 17:12:41 libes
* Initial revision
*
* Revision 1.2 1992/06/08 18:06:24 libes
* prettied up interface to print_objects_when_running
*
* Revision 1.1 1992/05/28 03:54:00 libes
* Initial revision
*/
#include <scl_export.h>
#include "expbasic.h" /* get basic definitions */
#include "type.h"
#include "variable.h"
#include "expr.h"
#include "entity.h"
#include "caseitem.h"
#include "stmt.h"
#include "alg.h"
#include "scope.h"
#include "schema.h"
#include "object.h"
/********************/
/* global variables */
/********************/
#ifdef RESOLVE_C
# define GLOBAL
# define INITIALLY(value) = value
#else
# define GLOBAL extern
# define INITIALLY(value)
#endif /*RESOLVE_C*/
GLOBAL SCL_EXPRESS_EXPORT int print_objects_while_running INITIALLY( 0 );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_undefined_attribute INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_undefined_type INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_undefined_schema INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_unknown_attr_in_entity INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_unknown_subtype INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_unknown_supertype INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_circular_reference INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_ambiguous_attribute INITIALLY( ERROR_none );
GLOBAL SCL_EXPRESS_EXPORT Error ERROR_ambiguous_group INITIALLY( ERROR_none );
/** If we're inside a conditional statement (within a function, procedure, etc)
* then this variable points to that statement. Currently the only use is to
* suppress errors when the test in an IF...ENDIF always evaluates one way.
* Set within STMTresolve().
* \sa STMTresolve
*/
GLOBAL SCL_EXPRESS_EXPORT Statement currCondStmt INITIALLY(0);
#undef GLOBAL
#undef INITIALLY
/* macros */
/* cheaper doing the check here, then inside the function call. Return */
/* immediately for RESOLVED, FAILED_TO_RESOLVE, and RESOLVE_IN_PROGRESS */
#define TYPEresolve(t,s) if (is_resolvable((*(t)))) TYPE_resolve((t))
#define VARresolve_types(v,s) if (is_resolvable((v)->name)) VAR_resolve_types((v),(s))
#define VARresolve_expressions(v,s) if (is_resolvable((v)->name)) VAR_resolve_expressions((v),(s))
#define EXPresolve(expr,scope,type) if (!is_resolved(expr)) EXP_resolve(expr,scope,type)
/***********************/
/* function prototypes */
/***********************/
extern SCL_EXPRESS_EXPORT void RESOLVEinitialize PROTO( ( void ) );
extern SCL_EXPRESS_EXPORT void RESOLVEcleanup PROTO( ( void ) );
extern SCL_EXPRESS_EXPORT void SCOPEresolve_expressions_statements PROTO( ( Scope ) );
extern SCL_EXPRESS_EXPORT void SCOPEresolve_subsupers PROTO( ( Scope ) );
extern SCL_EXPRESS_EXPORT void SCOPEresolve_types PROTO( ( Scope ) );
extern SCL_EXPRESS_EXPORT void TYPE_resolve PROTO( ( Type * ) );
extern SCL_EXPRESS_EXPORT void EXP_resolve PROTO( ( Expression, Scope, Type ) );
extern SCL_EXPRESS_EXPORT void ALGresolve PROTO( ( Scope ) );
extern SCL_EXPRESS_EXPORT void SCHEMAresolve PROTO( ( Scope ) );
#endif /*RESOLVE_H*/