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Diffstat (limited to 'xorg-server/hw/dmx/config/parser.y')
| -rw-r--r-- | xorg-server/hw/dmx/config/parser.y | 226 |
1 files changed, 226 insertions, 0 deletions
diff --git a/xorg-server/hw/dmx/config/parser.y b/xorg-server/hw/dmx/config/parser.y new file mode 100644 index 000000000..ac2441017 --- /dev/null +++ b/xorg-server/hw/dmx/config/parser.y @@ -0,0 +1,226 @@ +/* $XFree86$ */ +/* + * 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; } + ; |