47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
/* Declarations for variables relating to reading the source file.
|
|
Used by parsers, lexical analyzers, and error message routines.
|
|
|
|
Copyright (C) 1993 Free Software Foundation, Inc.
|
|
|
|
This file is part of GNU CC.
|
|
|
|
GNU CC 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.
|
|
|
|
GNU CC 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 GNU CC; see the file COPYING. If not, write to
|
|
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
|
|
|
|
/* Source file current line is coming from. */
|
|
extern char *input_filename;
|
|
|
|
/* Top-level source file. */
|
|
extern char *main_input_filename;
|
|
|
|
/* Line number in current source file. */
|
|
extern int lineno;
|
|
|
|
/* Stream for reading from input file. */
|
|
extern FILE *finput;
|
|
|
|
struct file_stack
|
|
{
|
|
char *name;
|
|
struct file_stack *next;
|
|
int line;
|
|
};
|
|
|
|
/* Stack of currently pending input files.
|
|
The line member is not accurate for the innermost file on the stack. */
|
|
extern struct file_stack *input_file_stack;
|
|
|
|
/* Incremented on each change to input_file_stack. */
|
|
extern int input_file_stack_tick;
|