gnu/dist/groff/src/libs/libgroff/change_lf.cpp

   1 /*      $NetBSD$        */
   2
   3 /* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
   4      Written by James Clark (jjc@jclark.com)
   5
   6 This file is part of groff.
   7
   8 groff is free software; you can redistribute it and/or modify it under
   9 the terms of the GNU General Public License as published by the Free
  10 Software Foundation; either version 2, or (at your option) any later
  11 version.
  12
  13 groff is distributed in the hope that it will be useful, but WITHOUT ANY
  14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  15 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  16 for more details.
  17
  18 You should have received a copy of the GNU General Public License along
  19 with groff; see the file COPYING.  If not, write to the Free Software
  20 Foundation, 51 Franklin St - Fifth Floor, Boston, MA 02110-1301, USA. */
  21
  22 #include <string.h>
  23
  24 extern char *strsave(const char *);
  25
  26 extern const char *current_filename;
  27 extern int current_lineno;
  28
  29 void change_filename(const char *f)
  30 {
  31   if (current_filename != 0 && strcmp(current_filename, f) == 0)
  32     return;
  33   current_filename = strsave(f);
  34 }
  35
  36 void change_lineno(int ln)
  37 {
  38   current_lineno = ln;
  39 }