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83 lines
2.9 KiB
83 lines
2.9 KiB
/* $IdPath$ |
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* Parser module interface header file |
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* |
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* Copyright (C) 2001 Peter Johnson |
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* |
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* This file is part of YASM. |
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* |
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* YASM is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* YASM is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef YASM_PARSER_H |
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#define YASM_PARSER_H |
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/* Interface to the parser module(s) -- the "front end" of the assembler */ |
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typedef struct parser_s { |
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/* one-line description of the parser */ |
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const char *name; |
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/* keyword used to select parser on the command line */ |
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const char *keyword; |
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/* NULL-terminated list of preprocessors that are valid to use with this |
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* parser. The raw preprocessor (raw_preproc) should always be in this |
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* list so it's always possible to have no preprocessing done. |
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*/ |
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preproc **preprocs; |
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/* Current preprocessor (set to the default at compile time) */ |
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preproc *current_pp; |
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/* Main entrance point for the parser. |
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* |
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* The parser needs access to both the object format module (for format- |
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* specific directives and segment names), and the preprocessor |
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* (it uses current_pp as set either at compile-time or by parser_setpp). |
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* |
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* This function also takes the FILE * to the initial starting file, but |
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* not the filename (which is in a global variable and is not |
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* parser-specific). |
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* |
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* This function returns the starting section of a linked list of sections |
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* (whatever was in the file). |
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*/ |
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sectionhead *(*do_parse) (struct parser_s *p, objfmt *of, FILE *f); |
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} parser; |
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/* Generic functions for all parsers - implemented in src/parser.c */ |
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/* Sets current_pp within p by searching the preprocs list for a preproc |
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* matching pp_keyword. Returns nonzero if no match was found. |
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*/ |
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int parser_setpp(parser *p, const char *pp_keyword); |
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/* Lists preprocessors available for p. Calls printfunc with the name |
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* and keyword of each available preprocessor. |
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*/ |
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void parser_listpp(parser *p, |
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void (*printfunc) (const char *name, const char *keyword)); |
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/* Finds a parser based on its keyword. Returns NULL if no match was found. |
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*/ |
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parser *find_parser(const char *keyword); |
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/* Lists all available parsers. Calls printfunc with the name and keyword |
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* of each available parser. |
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*/ |
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void list_parsers(void (*printfunc) (const char *name, const char *keyword)); |
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/* Available parsers */ |
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extern parser nasm_parser; |
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#endif
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