src/libs/libgroff/change_lf.cpp

   1 /* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
   2      Written by James Clark (jjc@jclark.com)
   3
   4 This file is part of groff.
   5
   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 2, or (at your option) any later
   9 version.
  10
  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
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License along
  17 with groff; see the file COPYING.  If not, write to the Free Software
  18 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
  19
  20 #include <string.h>
  21
  22 extern char *strsave(const char *);
  23
  24 extern const char *current_filename;
  25 extern int current_lineno;
  26
  27 void change_filename(const char *f)
  28 {
  29   if (current_filename != 0 && strcmp(current_filename, f) == 0)
  30     return;
  31   current_filename = strsave(f);
  32 }
  33
  34 void change_lineno(int ln)
  35 {
  36   current_lineno = ln;
  37 }