xenocara/xserver/hw/dmx/config/parser.y

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2006-11-26 11:13:41 -07:00
/* $XFree86$ */
/*
* Copyright 2002-2003 Red Hat Inc., Durham, North Carolina.
*
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation on the rights to use, copy, modify, merge,
* publish, distribute, sublicense, and/or sell copies of the Software,
* and to permit persons to whom the Software is furnished to do so,
* subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial
* portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
/*
* Authors:
* Rickard E. (Rik) Faith <faith@redhat.com>
*
*/
%{
#ifdef HAVE_DMX_CONFIG_H
#include <dmx-config.h>
#endif
#include "dmxparse.h"
#include <string.h>
#include <stdlib.h>
#define YYDEBUG 1
#define YYERROR_VERBOSE
#define YY_USE_PROTOS
DMXConfigEntryPtr dmxConfigEntry = NULL;
#define APPEND(type, h, t) \
{ \
type pt; \
for (pt = h; pt->next; pt = pt->next); \
pt->next = t; \
}
%}
%union {
DMXConfigTokenPtr token;
DMXConfigStringPtr string;
DMXConfigNumberPtr number;
DMXConfigPairPtr pair;
DMXConfigFullDimPtr fdim;
DMXConfigPartDimPtr pdim;
DMXConfigDisplayPtr display;
DMXConfigWallPtr wall;
DMXConfigOptionPtr option;
DMXConfigParamPtr param;
DMXConfigCommentPtr comment;
DMXConfigSubPtr subentry;
DMXConfigVirtualPtr virtual;
DMXConfigEntryPtr entry;
}
/* Terminals */
%token <token> '{' '}' ';' '/' T_VIRTUAL T_DISPLAY T_WALL T_OPTION T_PARAM
%token <string> T_STRING
%token <pair> T_DIMENSION T_OFFSET T_ORIGIN
%token <comment> T_COMMENT T_LINE_COMMENT
/* Non-termials */
%type <token> Display Wall Terminal Open Close
%type <string> NameList Name
%type <pair> Dimension Offset Origin
%type <pdim> PartialDim
%type <fdim> FullDim
%type <display> DisplayEntry
%type <option> OptionEntry
%type <param> ParamEntry ParamList Param
%type <subentry> SubList Sub
%type <wall> WallEntry
%type <virtual> Virtual
%type <entry> Program EntryList Entry
%%
Program : EntryList { dmxConfigEntry = $1; }
;
EntryList : Entry
| EntryList Entry { APPEND(DMXConfigEntryPtr,$1,$2); $$ = $1; }
;
Entry : Virtual { $$ = dmxConfigEntryVirtual($1); }
| T_LINE_COMMENT { $$ = dmxConfigEntryComment($1); }
;
Virtual : T_VIRTUAL Open SubList Close
{ $$ = dmxConfigCreateVirtual($1, NULL, NULL, $2, $3, $4); }
| T_VIRTUAL Dimension Open SubList Close
{ $$ = dmxConfigCreateVirtual($1, NULL, $2, $3, $4, $5); }
| T_VIRTUAL Name Open SubList Close
{ $$ = dmxConfigCreateVirtual($1, $2, NULL, $3, $4, $5); }
| T_VIRTUAL Name Dimension Open SubList Close
{ $$ = dmxConfigCreateVirtual($1, $2, $3, $4, $5, $6 ); }
;
SubList : Sub
| SubList Sub { APPEND(DMXConfigSubPtr,$1,$2); $$ = $1; }
;
Sub : T_LINE_COMMENT { $$ = dmxConfigSubComment($1); }
| DisplayEntry { $$ = dmxConfigSubDisplay($1); }
| WallEntry { $$ = dmxConfigSubWall($1); }
| OptionEntry { $$ = dmxConfigSubOption($1); }
| ParamEntry { $$ = dmxConfigSubParam($1); }
;
OptionEntry : T_OPTION NameList Terminal
{ $$ = dmxConfigCreateOption($1, $2, $3); }
;
ParamEntry : T_PARAM NameList Terminal
{ $$ = dmxConfigCreateParam($1, NULL, $2, NULL, $3); }
| T_PARAM Open ParamList Close
{ $$ = dmxConfigCreateParam($1, $2, NULL, $4, NULL);
$$->next = $3;
}
;
ParamList : Param
| ParamList Param { APPEND(DMXConfigParamPtr,$1,$2); $$ = $1; }
;
Param : NameList Terminal
{ $$ = dmxConfigCreateParam(NULL, NULL, $1, NULL, $2); }
;
PartialDim : Dimension Offset
{ $$ = dmxConfigCreatePartDim($1, $2); }
| Dimension
{ $$ = dmxConfigCreatePartDim($1, NULL); }
| Offset
{ $$ = dmxConfigCreatePartDim(NULL, $1); }
;
FullDim : PartialDim '/' PartialDim
{ $$ = dmxConfigCreateFullDim($1, $3); }
| '/' PartialDim
{ $$ = dmxConfigCreateFullDim(NULL, $2); }
| PartialDim
{ $$ = dmxConfigCreateFullDim($1, NULL); }
;
DisplayEntry : Display Name FullDim Origin Terminal
{ $$ = dmxConfigCreateDisplay($1, $2, $3, $4, $5); }
| Display FullDim Origin Terminal
{ $$ = dmxConfigCreateDisplay($1, NULL, $2, $3, $4); }
| Display Name Origin Terminal
{ $$ = dmxConfigCreateDisplay($1, $2, NULL, $3, $4); }
| Display Name FullDim Terminal
{ $$ = dmxConfigCreateDisplay($1, $2, $3, NULL, $4); }
| Display FullDim Terminal
{ $$ = dmxConfigCreateDisplay($1, NULL, $2, NULL, $3); }
| Display Name Terminal
{ $$ = dmxConfigCreateDisplay($1, $2, NULL, NULL, $3); }
| Display Terminal
{ $$ = dmxConfigCreateDisplay($1, NULL, NULL, NULL, $2); }
;
WallEntry : Wall Dimension Dimension NameList Terminal
{ $$ = dmxConfigCreateWall($1, $2, $3, $4, $5); }
| Wall Dimension NameList Terminal
{ $$ = dmxConfigCreateWall($1, $2, NULL, $3, $4); }
| Wall NameList Terminal
{ $$ = dmxConfigCreateWall($1, NULL, NULL, $2, $3); }
;
Display : T_DISPLAY
| T_DISPLAY T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Name : T_STRING
| T_STRING T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Dimension : T_DIMENSION
| T_DIMENSION T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Offset : T_OFFSET
| T_OFFSET T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Origin : T_ORIGIN
| T_ORIGIN T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Terminal : ';'
| ';' T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Open : '{'
| '{' T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Close : '}'
| '}' T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
Wall : T_WALL
| T_WALL T_COMMENT { $$ = $1; $$->comment = $2->comment; }
;
NameList : Name
| NameList Name { APPEND(DMXConfigStringPtr, $1, $2); $$ = $1; }
;