diff options
| -rw-r--r-- | yy/in.xml | 126 | ||||
| -rw-r--r-- | yy/kalmia.h | 2 | ||||
| -rw-r--r-- | yy/kalmia.l | 92 | ||||
| -rw-r--r-- | yy/kalmia.y | 71 | ||||
| -rw-r--r-- | yy/main.c | 22 | ||||
| -rw-r--r-- | yy/makefile | 15 |
6 files changed, 250 insertions, 78 deletions
diff --git a/yy/in.xml b/yy/in.xml new file mode 100644 index 0000000..ddd1543 --- /dev/null +++ b/yy/in.xml @@ -0,0 +1,126 @@ +<?xml version="1.0" encoding="utf-8"?> +<COLLADA xmlns="http://www.collada.org/2008/03/COLLADASchema" version="1.5.0"> + <asset> + <created>2005-11-14T02:16:38Z</created> + <modified>2005-11-15T11:36:38Z</modified> + <revision>1.0</revision> + </asset> + <library_effects> + <effect id="whitePhong"> + <profile_COMMON> + <technique sid="phong1"> + <phong> + <emission> + <color>1.0 1.0 1.0 1.0</color> + </emission> + <ambient> + <color>1.0 1.0 1.0 1.0</color> + </ambient> + <diffuse> + <color>1.0 1.0 1.0 1.0</color> + </diffuse> + <specular> + <color>1.0 1.0 1.0 1.0</color> + </specular> + <shininess> + <float>20.0</float> + </shininess> + <reflective> + <color>1.0 1.0 1.0 1.0</color> + </reflective> + <reflectivity> + <float>0.5</float> + </reflectivity> + <transparent> + <color>1.0 1.0 1.0 1.0</color> + </transparent> + <transparency> + <float>1.0</float> + </transparency> + </phong> + </technique> + </profile_COMMON> + </effect> + </library_effects> + <library_materials> + <material id="whiteMaterial"> + <instance_effect url="#whitePhong"/> + </material> + </library_materials> + <library_geometries> + <geometry id="box" name="box"> + <mesh> + <source id="box-Pos"> + <float_array id="box-Pos-array" count="24"> + -0.5 0.5 0.5 + 0.5 0.5 0.5 + -0.5 -0.5 0.5 + 0.5 -0.5 0.5 + -0.5 0.5 -0.5 + 0.5 0.5 -0.5 + -0.5 -0.5 -0.5 + 0.5 -0.5 -0.5 + </float_array> + <technique_common> + <accessor source="#box-Pos-array" count="8" stride="3"> + <param name="X" type="float" /> + <param name="Y" type="float" /> + <param name="Z" type="float" /> + </accessor> + </technique_common> + </source> + <source id="box-0-Normal"> + <float_array id="box-0-Normal-array" count="18"> + 1.0 0.0 0.0 + -1.0 0.0 0.0 + 0.0 1.0 0.0 + 0.0 -1.0 0.0 + 0.0 0.0 1.0 + 0.0 0.0 -1.0 + </float_array> + <technique_common> + <accessor source="#box-0-Normal-array" count="6" stride="3"> + <param name="X" type="float"/> + <param name="Y" type="float"/> + <param name="Z" type="float"/> + </accessor> + </technique_common> + </source> + <vertices id="box-Vtx"> + <input semantic="POSITION" source="#box-Pos"/> + </vertices> + <polygons count="6" material="WHITE"> + <input semantic="VERTEX" source="#box-Vtx" offset="0"/> + <input semantic="NORMAL" source="#box-0-Normal" offset="1"/> + <p>0 4 2 4 3 4 1 4</p> + <p>0 2 1 2 5 2 4 2</p> + <p>6 3 7 3 3 3 2 3</p> + <p>0 1 4 1 6 1 2 1</p> + <p>3 0 7 0 5 0 1 0</p> + <p>5 5 7 5 6 5 4 5</p> + </polygons> + </mesh> + </geometry> + </library_geometries> + <library_visual_scenes> + <visual_scene id="DefaultScene"> + <node id="Box" name="Box"> + <translate> 0 0 0</translate> + <rotate> 0 0 1 0</rotate> + <rotate> 0 1 0 0</rotate> + <rotate> 1 0 0 0</rotate> + <scale> 1 1 1</scale> + <instance_geometry url="#box"> + <bind_material> + <technique_common> + <instance_material symbol="WHITE" target="#whiteMaterial"/> + </technique_common> + </bind_material> + </instance_geometry> + </node> + </visual_scene> + </library_visual_scenes> + <scene> + <instance_visual_scene url="#DefaultScene"/> + </scene> +</COLLADA> diff --git a/yy/kalmia.h b/yy/kalmia.h new file mode 100644 index 0000000..6259956 --- /dev/null +++ b/yy/kalmia.h @@ -0,0 +1,2 @@ +#include "kalmia.tab.h" +#include "kalmia.lex.h" diff --git a/yy/kalmia.l b/yy/kalmia.l index 2472bdc..916f576 100644 --- a/yy/kalmia.l +++ b/yy/kalmia.l @@ -1,26 +1,39 @@ -%{ -#include <stdio.h> -#include "y.tab.h" - -char *copy_str(char *); -int line_num; +%option noinput nounput noyywrap 8bit nodefault +%option reentrant bison-bridge bison-locations +%start STRING +%{ +#include <string.h> +#include "kalmia.tab.h" +#define YY_USER_ACTION \ + yylloc->first_line = yylloc->last_line; \ + yylloc->first_column = yylloc->last_column; \ + if (*yytext == '\n') { \ + yylloc->last_line += 1; \ + yylloc->last_column = 0; \ + } \ + else { \ + yylloc->last_column += yyleng; \ + } %} S \x20\x0a\x0d\x09 DATE [0-9]{4}\-[0-9]{2}\-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}[A-Z]* +ATTR ([\x20\x0a\x0d\x09]*)?"=" - -%start STRING - %% -<INITIAL>"<?xml".*"?>" { return PROLOG; } -<INITIAL>[\x20\x0a\x0d\x09] { if (*yytext == '\n') { line_num += 1; } } +<INITIAL>"<?xml".*"?>" { + /* xml prologue */ + return PROLOG; +} +<INITIAL>[\x20\x0a\x0d\x09] { + /* ignore whitespace */ +} <INITIAL>"<" { return S_TAG_OPEN; } @@ -29,24 +42,49 @@ DATE [0-9]{4}\-[0-9]{2}\-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}[A-Z]* <INITIAL>"/>" { return EMPTY_TAG_CLOSE; } -<INITIAL>[a-zA-Z_:][a-zA-Z0-9\.\-_:]* { yylval.sval = copy_str(yytext); return NAME; } - -<INITIAL>"=" { return *yytext; } +<INITIAL>[a-zA-Z_:][a-zA-Z0-9\.\-_:]* { + /* generic tag name */ + yylval->sval = strdup(yytext); return NAME; +} +<INITIAL>[a-zA-Z_:][a-zA-Z0-9\.\-_:]*/([\x20\x0a\x0d\x09])*"=" { + /* generic attribute key */ + yylval->sval = strdup(yytext); + return ATTR; +} +<INITIAL>"=" { + /* attribute "=" */ + return *yytext; +} -<INITIAL>"\"" { BEGIN(STRING); return *yytext; } -<STRING>"\"" { BEGIN(INITIAL); return *yytext; } -<STRING>[^"] { yylval.cval = *yytext; return CHAR; } -<INITIAL>-?[0-9]+ { yylval.lval = strtol(yytext, NULL, 10); return INTEGER; } -<INITIAL>-?[0-9]+\.?[0-9]* { yylval.dval = strtod(yytext, NULL); return DOUBLE; } -<INITIAL>{DATE} { return DATE; } +<INITIAL>"\"" { + /* begin a string */ + BEGIN(STRING); + return *yytext; +} +<STRING>"\"" { + /* end a string */ + BEGIN(INITIAL); + return *yytext; +} +<STRING>[^"]+ { + /* within a string */ + yylval->sval = strdup(yytext); + return TEXT; +} -%% -char * copy_str(char *str) -{ - size_t len = strlen(str) + 1; - char *copy = malloc(sizeof(char) * len); - strncpy(copy, str, len); - return copy; +<INITIAL>-?[0-9]+ { + /* integers */ + yylval->lval = strtol(yytext, NULL, 10); + return INTEGER; +} +<INITIAL>-?[0-9]+\.?[0-9]* { + /* doubles */ + yylval->dval = strtod(yytext, NULL); + return DOUBLE; +} +<INITIAL>{DATE} { + /* dates */ + return DATE; } diff --git a/yy/kalmia.y b/yy/kalmia.y index 5d808e2..8afc101 100644 --- a/yy/kalmia.y +++ b/yy/kalmia.y @@ -1,12 +1,18 @@ -%{ -#include <stdio.h> -int yyerror(const char *); -int yylex(); - -char attr_buf[1024]; -int attr_i; -%} +%define api.pure full +%locations +%define parse.error verbose +%param { yyscan_t scanner } +%code top { + #include <stdio.h> +} +%code requires { + typedef void* yyscan_t; +} +%code { + int yylex(YYSTYPE *yylvalp, YYLTYPE *yyllocp, yyscan_t scanner); + int yyerror(YYLTYPE *yyllocp, yyscan_t unused, const char *msg); +} %union { long lval; @@ -18,15 +24,13 @@ int attr_i; %token PROLOG %token S_TAG_OPEN E_TAG_OPEN TAG_CLOSE EMPTY_TAG_CLOSE %token <sval> NAME -%token <cval> CHAR +%token <sval> ATTR +%token <sval> TEXT %token <lval> INTEGER %token <dval> DOUBLE %token DATE; -%define parse.error verbose - - %% @@ -68,51 +72,28 @@ attributes: ; attribute: - NAME '=' '"' chars '"' { attr_buf[attr_i] = 0; printf("attribute: %s=%s\n", $1, attr_buf); attr_i = 0; } - ; - -chars: - | CHAR { attr_buf[attr_i] = $1; attr_i += 1; } - | chars CHAR { attr_buf[attr_i] = $2; attr_i += 1; } + ATTR '=' '"' TEXT '"' { printf("attribute: %s=%s\n", $1, $4); } ; integers: - INTEGER - | integers INTEGER + INTEGER { printf("%d\n", $1); } + | integers INTEGER { printf("%d\n", $2); } ; doubles: - DOUBLE - | doubles DOUBLE + DOUBLE { printf("%f\n", $1); } + | doubles DOUBLE { printf("%f\n", $2); } ; %% - -extern FILE *yyin; -extern int line_num; - -int main() -{ - attr_i = 0; - line_num = 0; - yyin = fopen("in.xml", "r"); - if (yyin == NULL) { - fprintf(stderr, "could not open file!\n"); - return -1; - } - do { - yyparse(); - } while (!feof(yyin)); - - return 0; -} - - -int yyerror(const char *msg) +int yyerror(YYLTYPE *yyllocp, yyscan_t unused, const char *msg); { - fprintf(stderr, "parse error on line %d: %s\n", line_num, msg); + fprintf( + stderr, "[%d:%d]: %s\n", + yyllocp->first_line, yyllocp->first_column, msg + ); return 1; } diff --git a/yy/main.c b/yy/main.c new file mode 100644 index 0000000..d53a598 --- /dev/null +++ b/yy/main.c @@ -0,0 +1,22 @@ +#include <stdio.h> +#include "kalmia.h" + +int main(int argc, char **argv) +{ + if (argc < 2) { + fprintf(stderr, "You must specify a file to parse!\n"); + return -1; + } + FILE *in = fopen(argv[1], "r"); + if (in == NULL) { + fprintf(stderr, "Could not open file \"%s\"\n", argv[1]); + return -1; + } + + yyscan_t scanner; + yylex_init(&scanner); + yyset_in(in, scanner); + yyparse(scanner); + yylex_destroy(scanner); + return 0; +} diff --git a/yy/makefile b/yy/makefile index cd482dc..5f33c4f 100644 --- a/yy/makefile +++ b/yy/makefile @@ -1,10 +1,13 @@ all: kalmia -y.tab.c: kalmia.y - yacc -d kalmia.y +kalmia.tab.c: kalmia.y + bison -o "$@" --header=kalmia.tab.h kalmia.y -lex.yy.c: kalmia.l - lex kalmia.l +kalmia.lex.c: kalmia.l + flex -o "$@" --header-file "kalmia.lex.h" kalmia.l -kalmia: y.tab.c lex.yy.c - gcc -o kalmia y.tab.c lex.yy.c -lfl +kalmia: kalmia.tab.c kalmia.lex.c main.c kalmia.h + gcc -o kalmia main.c kalmia.tab.c kalmia.lex.c -lfl + +clean: + rm kalmia.lex.c kalmia.lex.h kalmia.tab.c kalmia.tab.h kalmia |