1 /* 2 * Copyright (c) 2003 Matthijs Hollemans 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 19 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 20 * DEALINGS IN THE SOFTWARE. 21 */ 22 23 #ifndef COMPILE_H 24 #define COMPILE_H 25 26 #include <Resources.h> 27 #include <TypeConstants.h> 28 29 // Handle of file we're currently parsing. 30 extern FILE* yyin; 31 32 // Name of the file we're currently parsing. 33 extern char lexfile[]; 34 35 // The line we're currently parsing. 36 extern int yylineno; 37 38 struct field_t; 39 40 // Describes a data type. 41 struct type_t { 42 type_code code; // type code 43 const char* name; // name of this type 44 int32 count; // how many fields 45 field_t* fields; // field definitions 46 int32 def_id; // default resource ID 47 const char* def_name; // default resource name 48 }; 49 50 // Used by the lexer and parser to pass around resource data. The rdef 51 // format allows string literals to contain embedded '\0' chars, so we 52 // can't use strlen() to find their length; instead we look at the size 53 // field for that (size includes the final '\0' too). 54 struct data_t { 55 type_t type; // data type 56 char* name; // name (only if this is a field) 57 size_t size; // byte size of data 58 void* ptr; // the actual data 59 }; 60 61 // Describes a data field in a user-defined type. 62 struct field_t { 63 type_t type; // data type 64 const char* name; // name of this field 65 size_t resize; // if not 0, data will be resized 66 data_t data; // default value 67 }; 68 69 // Describes an array of data_t or field_t objects. 70 struct list_t { 71 int32 count; 72 void* items; // cast to data_t* or field_t* 73 }; 74 75 // Used by the parser to pass around resource IDs. 76 struct res_id_t { 77 bool has_id; 78 bool has_name; 79 int32 id; 80 char* name; 81 }; 82 83 // Describes a symbolic constant. 84 struct define_t { 85 const char* name; 86 int32 value; 87 }; 88 89 // The output file we add resources to. 90 extern BResources rsrc; 91 extern const char* rsrc_file; 92 93 int yylex(); 94 int yyparse(); 95 96 void init_lexer(); 97 void clean_up_lexer(); 98 99 void init_parser(); 100 void clean_up_parser(); 101 102 void* alloc_mem(size_t size); 103 void free_mem(void* ptr); 104 105 // Returns the data type with the specified name. 106 type_t get_type(const char* name); 107 108 void abort_compile(status_t err, const char* format, ...); 109 void abort_compile(); 110 111 #endif // COMPILE_H 112