ncurses 5.9 - patch 20131102

[ncurses.git] / progs / clear.c

diff --git a/progs/clear.c b/progs/clear.c
index 9f5a543848a12c50995cfc3607e17176e142f570..4ac503ed3641570468eac4a4e00bab24ecc74400 100644 (file)
--- a/progs/clear.c
+++ b/progs/clear.c
@@ -1,5 +1,5 @@
 /****************************************************************************
 /****************************************************************************

- * Copyright (c) 1998-2006,2007 Free Software Foundation, Inc.              *
+ * Copyright (c) 1998-2007,2013 Free Software Foundation, Inc.              *

  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *
  *                                                                          *
  * Permission is hereby granted, free of charge, to any person obtaining a  *
  * copy of this software and associated documentation files (the            *


@@ -39,7 +39,7 @@
 #define USE_LIBTINFO
 #include <progs.priv.h>
 
 #define USE_LIBTINFO
 #include <progs.priv.h>
 

-MODULE_ID("$Id: clear.c,v 1.11 2007/10/13 22:16:02 tom Exp $")
+MODULE_ID("$Id: clear.c,v 1.13 2013/06/22 22:20:54 tom Exp $")

 
 static int
 putch(int c)
 
 static int
 putch(int c)


@@ -52,7 +52,15 @@ main(
        int argc GCC_UNUSED,
        char *argv[]GCC_UNUSED)
 {
        int argc GCC_UNUSED,
        char *argv[]GCC_UNUSED)
 {

+    char *E3;
+

     setupterm((char *) 0, STDOUT_FILENO, (int *) 0);
     setupterm((char *) 0, STDOUT_FILENO, (int *) 0);

+
+    /* Clear the scrollback buffer if possible. */
+    E3 = tigetstr("E3");
+    if (E3)
+       (void) tputs(E3, lines > 0 ? lines : 1, putch);
+

     ExitProgram((tputs(clear_screen, lines > 0 ? lines : 1, putch) == ERR)
                ? EXIT_FAILURE
                : EXIT_SUCCESS);
     ExitProgram((tputs(clear_screen, lines > 0 ? lines : 1, putch) == ERR)
                ? EXIT_FAILURE
                : EXIT_SUCCESS);