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/************************************************************
Copyright (c) 1994 by Silicon Graphics Computer Systems, Inc.
Permission to use, copy, modify, and distribute this
software and its documentation for any purpose and without
fee is hereby granted, provided that the above copyright
notice appear in all copies and that both that copyright
notice and this permission notice appear in supporting
documentation, and that the name of Silicon Graphics not be
used in advertising or publicity pertaining to distribution
of the software without specific prior written permission.
Silicon Graphics makes no representation about the suitability
of this software for any purpose. It is provided "as is"
without any express or implied warranty.
SILICON GRAPHICS DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS
SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL SILICON
GRAPHICS BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH
THE USE OR PERFORMANCE OF THIS SOFTWARE.
********************************************************/
#ifndef EXPR_H
#define EXPR_H 1
typedef union _ExprResult
{
char *str;
int ival;
unsigned uval;
XkbKeyNameRec keyName;
} ExprResult;
typedef Bool(*IdentLookupFunc) (const XPointer /* priv */ ,
Atom /* elem */ ,
Atom /* field */ ,
unsigned /* type */ ,
ExprResult * /* val_rtrn */
);
extern int ExprResolveLhs(const ExprDef * /* expr */ ,
ExprResult * /* elem_rtrn */ ,
ExprResult * /* field_rtrn */ ,
ExprDef ** /* index_rtrn */
);
typedef struct _LookupPriv
{
XPointer priv;
IdentLookupFunc chain;
XPointer chainPriv;
} LookupPriv;
typedef struct _LookupEntry
{
const char *name;
unsigned result;
} LookupEntry;
typedef struct _LookupTable
{
char *element;
LookupEntry *entries;
struct _LookupTable *nextElement;
} LookupTable;
extern char *exprOpText(unsigned /* type */
);
extern Bool RadioLookup(const XPointer /* priv */ ,
Atom /* elem */ ,
Atom /* field */ ,
unsigned /* type */ ,
ExprResult * /* val_rtrn */
);
extern Bool SimpleLookup(const XPointer /* priv */ ,
Atom /* elem */ ,
Atom /* field */ ,
unsigned /* type */ ,
ExprResult * /* val_rtrn */
);
extern Bool LookupModIndex(const XPointer /* priv */ ,
Atom /* elem */ ,
Atom /* field */ ,
unsigned /* type */ ,
ExprResult * /* val_rtrn */
);
extern int ExprResolveModIndex(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
extern int ExprResolveModMask(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* priv */
);
extern int ExprResolveBoolean(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
extern int ExprResolveInteger(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
extern int ExprResolveFloat(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
extern int ExprResolveString(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
extern int ExprResolveKeyName(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
extern int ExprResolveEnum(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
const LookupEntry * /* values */
);
extern int ExprResolveMask(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
extern int ExprResolveKeySym(const ExprDef * /* expr */ ,
ExprResult * /* val_rtrn */ ,
IdentLookupFunc /* lookup */ ,
XPointer /* lookupPriv */
);
#endif /* EXPR_H */
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