/* Asset Package Compiler */
-%code requires {
- #include <unitypes.h>
-}
-%{
+%code requires {
+ #include <unitypes.h>
+ #include "ir.h"
#include "apc.h"
+ typedef struct class_state_t yycstate;
+ struct frame_spec_t { apc_facing d; int w, h; };
+}
+%code provides {
+ yycstate* yycstate_new(void);
+ void yycstate_delete(yycstate*);
+}
+%code {
#include <stdio.h>
#include <string.h>
#include <dirent.h>
-
- extern int lexer_init(); //?
- extern int lexer(); //?
- extern void pop_cdat(void);
- extern void push_cdat(struct name*);
- extern void insert_vdat(void);
- extern void insert_refid(int);
- extern void insert_refid(int);
- extern void insert_set_name(struct name*);
- extern void insert_set_namelist(struct name*);
- extern void insert_link_name(struct name*);
- extern void insert_map(struct name*,int, int, int, int, uint8_t*);
- extern void insert_mlink(struct name*, int);
- extern void insert_vlink(struct name*, int);
- extern void insert_framesheet(struct name* ,int, int, int,int, uint8_t*);
+ #include <unitypes.h>
+ #include "ir.h"
- #define yylex lexer
-
-
- void yyerror();
-%}
+ struct class_state_t {
+ ir_class *csp;
+ ir_class class_stack[];
+ };
+
+ extern long sys_pagesize;
+ extern int lexer();
+ static void yyerror(yycstate*, char const*);
+ static inline ir_class yyclass_push(yycstate*, ir_class);
+ static inline ir_class yyclass_pop(yycstate*);
+ /* Stack-based class handler */
+ #define yyclass(CS) (*(CS->csp))
+ #define yyclassld(CS) (ir_classld_from_class(yyclass(CS)))
+ #define DEFAULT_VARIANT "default"
+}
%define parse.error verbose
+%define parse.lac full
%define lr.type ielr
-
+%define api.pure full
+%define api.push-pull push
+%parse-param {yycstate* cs}
%union {
- int ref;
- int val;
- uint8_t* str;
- struct name* name;
- void *voidp;
+ uint32_t ref;
+ int val;
+ apc_facing face;
+ uint8_t* str;
+ ir_class class;
+ ir_set set;
+ ir_setld ld;
+ ir_setdata data;
+ struct frame_spec_t frame_spec;
}
-
- //operators
-%token CLOPEN // (
-%token CLCLOSE // )
-%token MOPEN // ~
-%token HB
-%token ROOT
-%token SS
-%token LINK //#
-%token SCLOSE
-%token CHILD
-//terminals
-%token <val> NUM
-%token <str> PATH
-%token <ref> REF
-%token <val> HEIGHT
-%token <val> WIDTH
-%token <val> D
-%token <name> NAME
-//nonterminals
-%type <val> ref_id
- /* Syntax Directed Translation Scheme of the APC grammar */
-
-/* Rules */
+/* Operators */
+%token CLOPEN //(
+%token CLCLOSE //)
+%token MAP //~
+%token AUDIO //AUDIO
+%token SS //SS
+%token LINK //#
+/* Terminals */
+%token <val> NUM
+%token <str> PATH
+%token <ref> REF
+%token <face> FACING
+%token <str> NAME
+/* Types */
+%type<data> data_spec
+%type<set> set_spec
+%type<ld> set_ld set_link
+%type<frame_spec> frame_spec
%%
-cdat_buf:
-class_block
-;
-
-class:
-NAME CLOPEN {push_cdat($1);} class_block CLCLOSE {pop_cdat();};
+/* Syntax Directed Translation Scheme of the APC grammar */
+progn:
+ class_list
+| class_list statement_list
+| statement_list
;
class_list:
-class_list class
+ class_list class
| class
;
-class_block:
-class_list
-| class_list statement_list
-| statement_list
+class:
+ NAME CLOPEN { yyclass_push(cs,ir_class_addchild(yyclass(cs), $1)); }
+ progn
+ CLCLOSE { yyclass_pop(cs); }
+| CLCLOSE { yyclass_pop(cs); }
;
statement_list:
-statement_list statement
-| statement
+ statement_list statement
+| statement
;
statement:
-vdat_statement
-| map_statement
-| ref_statement
-| olink
+ set_spec data_spec REF PATH { ir_data_assign_path($2,$4); ir_set_assign_data($1,$2); ir_set_assign_ref($1,$3); }
+| set_spec data_spec PATH { ir_data_assign_path($2,$3); ir_set_assign_data($1,$2); }
+| set_spec REF PATH { ir_set_assign_ref($1,$2); }
;
-ref_statement:
-set_namelist ref_id {insert_refid($2);};
+data_spec:
+ SS NAME frame_spec { $$ = ir_framesheet($2,$3.d,$3.w,$3.h); }
+| SS frame_spec { $$ = ir_framesheet(DEFAULT_VARIANT,$2.d,$2.w,$2.h); }
+| MAP NAME frame_spec { $$ = ir_mapsheet($2,$3.d,$3.w,$3.h); }
+| MAP frame_spec { $$ = ir_mapsheet(DEFAULT_VARIANT,$2.d,$2.w,$2.h); }
+| AUDIO NAME { $$ = ir_audio($2); }
+| LINK set_ld { $$ = ir_link(OLINK, $2, NULL); }
+| LINK set_ld MAP { $$ = ir_link(MLINK, $2,NULL); }
+| LINK set_ld MAP NAME { $$ = ir_link(MLINK, $2,$4); }
+| LINK set_ld SS { $$ = ir_link(VLINK, $2,NULL); }
+| LINK set_ld SS NAME { $$ = ir_link(VLINK, $2,$4); }
+| LINK set_ld AUDIO { $$ = ir_link(ALINK, $2,NULL); }
+| LINK set_ld AUDIO NAME { $$ = ir_link(ALINK, $2,$4); }
;
-link_namelist:
-link_namelist NAME {insert_link_name($2);};
-| NAME {};
+set_spec:
+ set_spec NAME { $$ = ir_set_addchild($1,$2); }
+| NAME { $$ = ir_class_addset(yyclass(cs),$1); }
;
-
-set_namelist:
-set_namelist NAME {insert_set_name($2);};
-| NAME {insert_set_namelist($1);};
+set_link:
+ set_link NAME { $$ = ir_setld_addchild($1,$2); }
+| NAME { $$ = ir_setld_from_classld(yyclassld(cs),$1); }
;
-map_statement:
-set_namelist MOPEN map
-| set_namelist MOPEN mlink
+set_ld:
+ set_link { $$ = $1; }
+| REF { $$ = ir_setld_from_ref($1); }
;
-map:
-NAME NUM NUM PATH {insert_map($1, 0, $3, 0, 0, $4);};
-| NAME PATH {insert_map($1, 0, 0, 0, 0, $2);};
-| NAME D PATH {insert_map($1, $2, 0, 0, 0, $3);};
-| NAME D NUM NUM PATH {insert_map($1, $2, $3, $4, 0, $5);};
-| NAME NUM NUM ref_id PATH {insert_map($1, 0, $2, $3, $4, $5);};
-| NAME ref_id PATH {insert_map($1, 0, 0, 0, $2, $3);};
-| NAME D ref_id PATH {insert_map($1, $2, 0, 0, $3, $4);};
-| NAME D NUM NUM ref_id PATH {insert_map($1, $2, $3, $4, $5, $6);};
-;
-
-//shift list_namelist name > reduce mlink
-mlink:
-MOPEN LINK NAME LINK link_namelist PATH {insert_mlink($3, 0); };
-| MOPEN LINK link_namelist PATH {insert_mlink(NULL, 0); };
-| MOPEN LINK ref_id PATH {insert_mlink(NULL, $3); };
-| MOPEN LINK NAME LINK ref_id PATH {insert_mlink($3,$5); };
-;
-
-//shift list_namelist name > reduce vlink
-vlink:
-LINK NAME LINK link_namelist PATH {insert_vlink($2, 0); };
-| LINK link_namelist PATH {insert_vlink(NULL, 0);};
-| LINK REF PATH {insert_vlink(NULL, $2);};//vdat of ref
-| LINK NAME LINK REF PATH {insert_vlink($2, $4);};//modelname of ref
-;
-
-
-olink:
-set_namelist MOPEN REF
+frame_spec:
+ NUM NUM { $$ = (struct frame_spec_t) {SFACE,$1,$2}; }
+| FACING { $$ = (struct frame_spec_t) {$1,0,0}; }
+| FACING NUM NUM { $$ = (struct frame_spec_t) {$1,$2,$3}; }
+| %empty { $$ = (struct frame_spec_t) {SFACE,0,0}; }
;
-ref_id:
-LINK REF {$$ = $2;};
-;
+%%
+static
+void yyerror
+( yycstate* cs,
+ char const *s
+)
+{ ir_class* iter;
+ fprintf(stderr, "[class->");
+ for (iter = cs->class_stack; iter < cs->csp; iter++)
+ fprintf(stderr, "%s/", ir_class_name(*iter));
+ fprintf(stderr, "]\n\t");
+ fprintf(stderr, "%s\n", s);
+}
-vdat_statement:
-set_namelist SS spritesheet_statement
-| set_namelist SS vlink
-;
+yycstate* yycstate_new
+( void )
+{ yycstate* class_state;
+ class_state = (yycstate*) malloc((size_t) sys_pagesize);
+ if(class_state == NULL)
+ { yyerror(class_state, "Memory allocation error.");
+ return NULL;
+ }
+ class_state->csp = class_state->class_stack;
+ *(class_state->csp) = ir_class_root();
+ return class_state;
+}
-spritesheet_statement:
-NAME D HEIGHT WIDTH PATH {insert_framesheet($1, $2, $3, $4, 0, $5);};
-| NAME D PATH {insert_framesheet($1, $2, 0, 0, 0, $3);};
-| NAME HEIGHT WIDTH PATH {insert_framesheet($1, 0, $2, $3, 0, $4);};
-| NAME PATH {insert_framesheet($1, 0, 0, 0, 0, $2);};
-| NAME D HEIGHT WIDTH ref_id PATH {insert_framesheet($1, $2, $3, $4, $5, $6);};
-| NAME D ref_id PATH {insert_framesheet($1, $2, 0, 0, $3, $4);};
-| NAME HEIGHT WIDTH ref_id PATH {insert_framesheet($1, 0, $2, $3, $4, $5);};
-| NAME ref_id PATH {insert_framesheet($1, 0, 0, 0, $2, $3);};
-;
+static inline
+ir_class yyclass_pop
+( yycstate* cs )
+{ cs->csp--;
+ return *(cs->csp + 1);
+}
-%%
+static inline
+ir_class yyclass_push
+( yycstate* cs,
+ ir_class class
+)
+{ return *++(cs->csp) = class; }
-void
-yyerror (char const *s)
-{ fprintf(stderr, "%s\n", s);
-}
+void yycstate_delete
+( yycstate* class_state )
+{ free(class_state); }
projects / henge / apc.git / blobdiff