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/* $Xorg: expr.h,v 1.3 2000/08/17 19:54:30 cpqbld Exp $ */
/************************************************************
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.
********************************************************/
/* $XFree86$ */
#ifndef EXPR_H
#define EXPR_H 1
typedef union _ExprResult {
char * str;
int ival;
unsigned uval;
XkbKeyNameRec keyName;
} ExprResult;
typedef Bool (*IdentLookupFunc)(
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
);
extern char *exprTypeText(
unsigned /* type */
);
extern int ExprResolveLhs(
ExprDef * /* expr */,
ExprResult * /* elem_rtrn */,
ExprResult * /* field_rtrn */,
ExprDef ** /* index_rtrn */
);
typedef struct _LookupPriv {
XPointer priv;
IdentLookupFunc chain;
XPointer chainPriv;
} LookupPriv;
typedef struct _LookupEntry {
char * name;
unsigned result;
} LookupEntry;
typedef struct _LookupTable {
char * element;
LookupEntry * entries;
struct _LookupTable * nextElement;
} LookupTable;
extern char *exprOpText(
unsigned /* type */
);
extern int RadioLookup(
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
);
extern int SimpleLookup(
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
);
extern int TableLookup(
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
);
extern int LookupModIndex(
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
);
extern int LookupModMask(
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
);
extern int ExprResolveModIndex(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
extern int ExprResolveModMask(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* priv */
);
extern int ExprResolveBoolean(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
extern int ExprResolveInteger(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
extern int ExprResolveFloat(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
extern int ExprResolveString(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
extern int ExprResolveKeyName(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
extern int ExprResolveEnum(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
LookupEntry * /* values */
);
extern int ExprResolveMask(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
extern int ExprResolveKeySym(
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
);
#endif /* EXPR_H */
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