1 /* Copyright (C) 1989-2014 Free Software Foundation, Inc.
2 Written by James Clark (jjc@jclark.com)
4 This file is part of groff.
6 groff is free software; you can redistribute it and/or modify it under
7 the terms of the GNU General Public License as published by the Free
8 Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 groff is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
21 extern char *strsave(const char *);
23 extern const char *current_filename;
24 extern int current_lineno;
26 void change_filename(const char *f)
28 if (current_filename != 0 && strcmp(current_filename, f) == 0)
30 current_filename = strsave(f);
33 void change_lineno(int ln)