1 /* Copyright (C) 1989, 1990, 1991, 1992, 2009
2 Free Software Foundation, Inc.
3 Written by James Clark (jjc@jclark.com)
5 This file is part of groff.
7 groff is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
12 groff is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 extern char *strsave(const char *);
24 extern const char *current_filename;
25 extern int current_lineno;
27 void change_filename(const char *f)
29 if (current_filename != 0 && strcmp(current_filename, f) == 0)
31 current_filename = strsave(f);
34 void change_lineno(int ln)