1 #ifndef GMQCC_LEXER_HDR_
2 #define GMQCC_LEXER_HDR_
4 typedef struct token_s token;
11 MEM_VECTOR_MAKE(char, value);
27 void token_delete(token*);
28 token* token_copy(const token *cp);
29 void token_delete_all(token *t);
30 token* token_copy_all(const token *cp);
36 /* Other tokens which we can return: */
46 TOKEN_KEYWORD, /* loop */
48 TOKEN_STRINGCONST, /* not the typename but an actual "string" */
56 /* We use '< TOKEN_ERROR', so TOKEN_FATAL must come after it and any
57 * other error related tokens as well
60 TOKEN_FATAL /* internal error, eg out of memory */
63 static const char *_tokennames[] = {
79 _all_tokennames_added_[
80 ((TOKEN_FATAL - TOKEN_START + 1) ==
81 (sizeof(_tokennames)/sizeof(_tokennames[0])))
88 size_t sline; /* line at the start of a token */
100 MEM_VECTOR_PROTO(lex_file, char, token);
102 lex_file* lex_open (const char *file);
103 void lex_close(lex_file *lex);
104 int lex_do (lex_file *lex);
126 static const oper_info operators[] = {
127 { "++", 1, ASSOC_LEFT, 16, OP_SUFFIX},
128 { "--", 2, ASSOC_LEFT, 16, OP_SUFFIX},
130 { ".", 10, ASSOC_LEFT, 15, 0 },
132 { "!", 21, ASSOC_RIGHT, 14, 0 },
133 { "~", 22, ASSOC_RIGHT, 14, 0 },
134 { "+", 23, ASSOC_RIGHT, 14, OP_PREFIX },
135 { "-", 24, ASSOC_RIGHT, 14, OP_PREFIX },
136 { "++", 25, ASSOC_RIGHT, 14, OP_PREFIX },
137 { "--", 26, ASSOC_RIGHT, 14, OP_PREFIX },
138 /* { "&", 27, ASSOC_RIGHT, 14, OP_PREFIX }, */
140 { "*", 30, ASSOC_LEFT, 13, 0 },
141 { "/", 31, ASSOC_LEFT, 13, 0 },
142 { "%", 32, ASSOC_LEFT, 13, 0 },
144 { "+", 40, ASSOC_LEFT, 12, 0 },
145 { "-", 41, ASSOC_LEFT, 12, 0 },
147 { "<<", 50, ASSOC_LEFT, 11, 0 },
148 { ">>", 51, ASSOC_LEFT, 11, 0 },
150 { "<", 60, ASSOC_LEFT, 10, 0 },
151 { ">", 61, ASSOC_LEFT, 10, 0 },
152 { "<=", 62, ASSOC_LEFT, 10, 0 },
153 { ">=", 63, ASSOC_LEFT, 10, 0 },
155 { "==", 70, ASSOC_LEFT, 9, 0 },
156 { "!=", 71, ASSOC_LEFT, 9, 0 },
158 { "&", 80, ASSOC_LEFT, 8, 0 },
160 { "^", 90, ASSOC_LEFT, 7, 0 },
162 { "|", 100, ASSOC_LEFT, 6, 0 },
164 { "&&", 110, ASSOC_LEFT, 5, 0 },
166 { "||", 120, ASSOC_LEFT, 4, 0 },
168 { "?", 130, ASSOC_RIGHT, 3, 0 },
170 { "=", 140, ASSOC_RIGHT, 2, 0 },
171 { "+=", 141, ASSOC_RIGHT, 2, 0 },
172 { "-=", 142, ASSOC_RIGHT, 2, 0 },
173 { "*=", 143, ASSOC_RIGHT, 2, 0 },
174 { "/=", 144, ASSOC_RIGHT, 2, 0 },
175 { "%=", 145, ASSOC_RIGHT, 2, 0 },
176 { ">>=", 146, ASSOC_RIGHT, 2, 0 },
177 { "<<=", 147, ASSOC_RIGHT, 2, 0 },
178 { "&=", 148, ASSOC_RIGHT, 2, 0 },
179 { "^=", 149, ASSOC_RIGHT, 2, 0 },
180 { "|=", 150, ASSOC_RIGHT, 2, 0 },
192 token *tok; /* current token */
194 MEM_VECTOR_MAKE(ast_value*, globals);
197 MEM_VECTOR_PROTO(parse_file, ast_value*, globals);
199 parse_file* parse_open(const char *file);
200 void parse_file_close(parse_file*);
202 bool parse(parse_file*);
204 bool parse_iskey(parse_file *self, const char *ident);
206 void lexerror(lex_file*, const char *fmt, ...);