/*
* Copyright (C) 1991-1994, 1997, 2006, 2008, 2012-2017 Free Software Foundation, Inc.
* Copyright (C) 2016-2017 Philip A. Nelson.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The names Philip A. Nelson and Free Software Foundation may not be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY PHILIP A. NELSON ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL PHILIP A. NELSON OR THE FREE SOFTWARE FOUNDATION BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/* global.h: The global variables for bc. */
/* The current break level's label. */
EXTERN int break_label;
/* The current if statement's else label or label after else. */
EXTERN int if_label;
/* The current for statement label for continuing the loop. */
EXTERN int continue_label;
/* Next available label number. */
EXTERN int next_label;
/* Byte code character storage. Used in many places for generation of code. */
EXTERN char *genstr INIT(NULL);
EXTERN int genlen INIT(0);
/* Count of characters printed to the output in compile_only mode. */
EXTERN int out_count;
/* Have we generated any code since the last initialization of the code
generator. */
EXTERN char did_gen;
/* Is this run an interactive execution. (Is stdin a terminal?) */
EXTERN char interactive INIT(FALSE);
/* Just generate the byte code. -c flag. */
EXTERN int compile_only INIT(FALSE);
/* Load the standard math functions. -l flag. */
EXTERN int use_math INIT(FALSE);
/* Give a warning on use of any non-standard feature (non-POSIX). -w flag. */
EXTERN int warn_not_std INIT(FALSE);
/* Accept POSIX bc only! -s flag. */
EXTERN int std_only INIT(FALSE);
/* Don't print the banner at start up. -q flag. */
EXTERN int quiet INIT(FALSE);
/* The list of file names to process. */
EXTERN file_node *file_names INIT(NULL);
/* The name of the current file being processed. */
EXTERN char *file_name;
/* Is the current file a named file or standard input? */
EXTERN char is_std_in;
/* global variables for the bc machine. All will be dynamic in size.*/
/* Function storage. main is (0) and functions (1-f_count) */
EXTERN bc_function *functions;
EXTERN char **f_names;
EXTERN int f_count;
/* Variable stoarge and reverse names. */
EXTERN bc_var **variables;
EXTERN char **v_names;
EXTERN int v_count;
/* Array Variable storage and reverse names. */
EXTERN bc_var_array **arrays;
EXTERN char **a_names;
EXTERN int a_count;
/* Function return stack. */
EXTERN fstack_rec *fn_stack;
/* Current ibase, obase, scale, and n_history (if needed). */
EXTERN int i_base;
EXTERN int o_base;
EXTERN int scale;
#if defined(READLINE) || defined(LIBEDIT)
EXTERN int n_history;
#endif
#if defined(LIBEDIT)
/* LIBEDIT data */
EXTERN EditLine *edit INIT(NULL);
EXTERN History *hist;
EXTERN HistEvent histev;
#endif