Mercurial > octave-libgccjit
view src/parse.h @ 1:78fd87e624cb
[project @ 1993-08-08 01:13:40 by jwe]
Initial revision
author | jwe |
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date | Sun, 08 Aug 1993 01:13:40 +0000 |
parents | |
children | a20da3b44f08 |
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// parse.h -*- C++ -*- /* Copyright (C) 1992, 1993 John W. Eaton This file is part of Octave. Octave is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. Octave is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with Octave; see the file COPYING. If not, write to the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ #if !defined (_parse_h) #define _parse_h 1 #include "SLStack.h" extern void discard_until (char c); extern void reset_parser (void); extern int yylex (void); extern int yyparse (void); class tree; class tree_matrix; class tree_identifier; class symbol_table; // Identifier to define if we are reading an M-fie. extern tree_identifier *id_to_define; // Nonzero means we're in the middle of defining a function. extern int defining_func; // Nonzero means we're in the middle of defining a loop. extern int looping; // Nonzero means we're in the middle of defining a conditional expression. extern int iffing; // Nonzero means we need to do some extra lookahead to avoid being // screwed by bogus function syntax. extern int maybe_screwed; // Nonzero means we need to do some extra lookahead to avoid being // screwed by bogus function syntax. extern int maybe_screwed_again; // Temporary symbol table pointer used to cope with bogus function syntax. extern symbol_table *tmp_local_sym_tab; // Stack to hold list of literal matrices. extern SLStack <tree_matrix *> ml; // A nonzero element corresponding to an element of ml means we just // started reading a new matrix. This should probably be part of a // new struct for matrix lists... extern SLStack <int> mlnm; // Nonzero means print parser debugging info (-d). extern int yydebug; // The current input line number. extern int input_line_number; // The column of the current token. extern int current_input_column; #define HELP_BUF_LENGTH 8192 // Buffer for help text snagged from M-files. extern char help_buf [HELP_BUF_LENGTH]; // Nonzero means we're working on a plot command. extern int plotting; // Nonzero means we're looking at the range part of a plot command. extern int in_plot_range; // Nonzero means we're looking at the using part of a plot command. extern int in_plot_using; // Nonzero means we're looking at the style part of a plot command. extern int in_plot_style; #endif /* ;;; Local Variables: *** ;;; mode: C++ *** ;;; page-delimiter: "^/\\*" *** ;;; End: *** */