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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.
********************************************************/
#ifndef EXPR_H
#define EXPR_H 1
typedef union _ExprResult {
char * str;
int ival;
unsigned uval;
XkbKeyNameRec keyName;
} ExprResult;
_XFUNCPROTOBEGIN
typedef Bool (*IdentLookupFunc)(
#if NeedFunctionPrototypes
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
#endif
);
extern char *exprTypeText(
#if NeedFunctionPrototypes
unsigned /* type */
#endif
);
_XFUNCPROTOEND
extern int ExprResolveLhs(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* elem_rtrn */,
ExprResult * /* field_rtrn */,
ExprDef ** /* index_rtrn */
#endif
);
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;
_XFUNCPROTOBEGIN
extern char *exprOpText(
#if NeedFunctionPrototypes
unsigned /* type */
#endif
);
extern int RadioLookup(
#if NeedFunctionPrototypes
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
#endif
);
extern int SimpleLookup(
#if NeedFunctionPrototypes
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
#endif
);
extern int TableLookup(
#if NeedFunctionPrototypes
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
#endif
);
extern int LookupModIndex(
#if NeedFunctionPrototypes
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
#endif
);
extern int LookupModMask(
#if NeedFunctionPrototypes
XPointer /* priv */,
Atom /* elem */,
Atom /* field */,
unsigned /* type */,
ExprResult * /* val_rtrn */
#endif
);
extern int ExprResolveModIndex(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
extern int ExprResolveModMask(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* priv */
#endif
);
extern int ExprResolveBoolean(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
extern int ExprResolveInteger(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
extern int ExprResolveFloat(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
extern int ExprResolveString(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
extern int ExprResolveKeyName(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
extern int ExprResolveEnum(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
LookupEntry * /* values */
#endif
);
extern int ExprResolveMask(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
extern int ExprResolveKeySym(
#if NeedFunctionPrototypes
ExprDef * /* expr */,
ExprResult * /* val_rtrn */,
IdentLookupFunc /* lookup */,
XPointer /* lookupPriv */
#endif
);
_XFUNCPROTOEND
#endif /* EXPR_H */
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