1 files changed, 39 insertions, 0 deletions
diff --git a/gnu/usr.bin/groff/libgroff/change_lf.cc b/gnu/usr.bin/groff/libgroff/change_lf.cc
new file mode 100644
index 000000000000..34ee6a04ce43
--- /dev/null
+++ b/gnu/usr.bin/groff/libgroff/change_lf.cc
@@ -0,0 +1,39 @@
+/* Copyright (C) 1989, 1990, 1991, 1992 Free Software Foundation, Inc.
+     Written by James Clark (jjc@jclark.com)
+
+This file is part of groff.
+
+groff 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.
+
+groff 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 groff; see the file COPYING.  If not, write to the Free Software
+Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+extern "C" {
+#include <string.h>
+}
+
+extern char *strsave(const char *);
+
+extern const char *current_filename;
+extern int current_lineno;
+
+void change_filename(const char *f)
+{
+  if (current_filename != 0 && strcmp(current_filename, f) == 0)
+    return;
+  current_filename = strsave(f);
+}
+
+void change_lineno(int ln)
+{
+  current_lineno = ln;
+}