add some C keyword tokens

src/parser/parser.l

@@ -12,4 +12,75 @@
 
 %%
 
+\+                  return TOK_PLUS;
+-                   return TOK_MINUS;
+\*                  return TOK_TIMES;
+\/                  return TOK_DIVIDE;
+%                   return TOK_MOD;
+\^                  return TOK_XOR;
+=                   return TOK_ASSIGN;
+==                  return TOK_EQUALS;
+!=                  return TOK_NOTEQUALS;
+\<                  return TOK_LESS;
+\<=                 return TOK_LESSEQ;
+\>                  return TOK_GREATER;
+\>=                 return TOK_GREATEREQ;
+&&                  return TOK_AND;
+\|\|                return TOK_OR;
+!                   return TOK_NOT;
+
+;                   return TOK_SEMICOLON;
+:                   return TOK_COLON;
+\?                  return TOK_QUESTION;
+\.                  return TOK_DOT;
+,                   return TOK_COMMA;
+
+\{                  return TOK_LCURLY;
+\}                  return TOK_RCURLY;
+\[                  return TOK_LBRACKET;
+\]                  return TOK_RBRACKET;
+\(                  return TOK_LPAREN;
+\)                  return TOK_RPAREN;
+
+
+void                return TOK_VOID;
+char                return TOK_CHAR;
+short               return TOK_SHORT;
+int                 return TOK_INT;
+long                return TOK_LONG;
+float               return TOK_FLOAT;
+double              return TOK_DOUBLE;
+
+signed              return TOK_SIGNED;
+unsigned            return TOK_UNSIGNED;
+
+volatile            return TOK_VOLATILE;
+static              return TOK_STATIC;
+const               return TOK_CONST;
+extern              return TOK_EXTERN;
+auto                return TOK_AUTO;
+register            return TOK_REGISTER;
+inline              return TOK_INLINE;
+
+struct              return TOK_STRUCT;
+union               return TOK_UNION;
+enum                return TOK_ENUM;
+
+typedef             return TOK_TYPEDEF;
+
+if                  return TOK_IF;
+else                return TOK_ELSE;
+while               return TOK_WHILE;
+for                 return TOK_FOR;
+do                  return TOK_DO;
+goto                return TOK_GOTO;
+return              return TOK_RETURN;
+switch              return TOK_SWITCH;
+case                return TOK_CASE;
+default             return TOK_DEFAULT;
+break               return TOK_BREAK;
+continue            return TOK_CONTINUE;
+
+sizeof              return TOK_SIZEOF;
+
 %%

src/parser/parser.y

@@ -15,12 +15,80 @@ static void handle_error(const char * str, const YYLTYPE * yylloc);
 %locations
 %error-verbose
 
-%token PLUS;
-%token MINUS;
+%token TOK_PLUS;
+%token TOK_MINUS;
+%token TOK_TIMES;
+%token TOK_DIVIDE;
+%token TOK_MOD;
+%token TOK_XOR;
+%token TOK_ASSIGN;
+%token TOK_EQUALS;
+%token TOK_NOTEQUALS;
+%token TOK_LESS;
+%token TOK_LESSEQ;
+%token TOK_GREATER;
+%token TOK_GREATEREQ;
+%token TOK_AND;
+%token TOK_OR;
+%token TOK_NOT;
+
+%token TOK_SEMICOLON;
+%token TOK_COLON;
+%token TOK_QUESTION;
+%token TOK_DOT;
+%token TOK_COMMA;
+
+%token TOK_LCURLY;
+%token TOK_RCURLY;
+%token TOK_LBRACKET;
+%token TOK_RBRACKET;
+%token TOK_LPAREN;
+%token TOK_RPAREN;
+
+
+%token TOK_VOID;
+%token TOK_CHAR;
+%token TOK_SHORT;
+%token TOK_INT;
+%token TOK_LONG;
+%token TOK_FLOAT;
+%token TOK_DOUBLE;
+
+%token TOK_SIGNED;
+%token TOK_UNSIGNED;
+
+%token TOK_VOLATILE;
+%token TOK_STATIC;
+%token TOK_CONST;
+%token TOK_EXTERN;
+%token TOK_AUTO;
+%token TOK_REGISTER;
+%token TOK_INLINE;
+
+%token TOK_STRUCT;
+%token TOK_UNION;
+%token TOK_ENUM;
+
+%token TOK_TYPEDEF;
+
+%token TOK_IF;
+%token TOK_ELSE;
+%token TOK_WHILE;
+%token TOK_FOR;
+%token TOK_DO;
+%token TOK_GOTO;
+%token TOK_RETURN;
+%token TOK_SWITCH;
+%token TOK_CASE;
+%token TOK_DEFAULT;
+%token TOK_BREAK;
+%token TOK_CONTINUE;
+
+%token TOK_SIZEOF;
 
 %%
 
-translation_unit: PLUS;
+translation_unit: TOK_PLUS;
 
 %%