Fix the MSDOS build

[gnu-emacs] / src / filelock.c

diff --git a/src/filelock.c b/src/filelock.c
index bc3a6209a8d9f9fdc767e95aae55744c1b4de57c..8aaa656438d6c847eeb5c0e4ee21f6876cb1476f 100644 (file)
--- a/src/filelock.c
+++ b/src/filelock.c
@@ -53,6 +53,8 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.  */
 #include "w32.h"       /* for dostounix_filename */
 #endif
 
+#ifndef MSDOS
+
 #ifdef HAVE_UTMP_H
 #include <utmp.h>
 #endif
@@ -742,6 +744,19 @@ unlock_file (Lisp_Object fn)
   SAFE_FREE ();
 }
 
+#else  /* MSDOS */
+void
+lock_file (Lisp_Object fn)
+{
+}
+
+void
+unlock_file (Lisp_Object fn)
+{
+}
+
+#endif /* MSDOS */
+
 void
 unlock_all_files (void)
 {
@@ -805,6 +820,9 @@ The value is nil if the FILENAME is not locked,
 t if it is locked by you, else a string saying which user has locked it.  */)
   (Lisp_Object filename)
 {
+#ifdef MSDOS
+  return Qnil;
+#else
   Lisp_Object ret;
   char *lfname;
   int owner;
@@ -825,6 +843,7 @@ t if it is locked by you, else a string saying which user has locked it.  */)
 
   SAFE_FREE ();
   return ret;
+#endif
 }
 
 void