ncurses 6.2 - patch 20210323

[ncurses.git] / progs / clear_cmd.c

diff --git a/progs/clear_cmd.c b/progs/clear_cmd.c
index 07d5636cd7df1dda2674f978a79c7a9d3199aef5..3d80515c2e9744896cad937d435a3603a88f58e8 100644 (file)
--- a/progs/clear_cmd.c
+++ b/progs/clear_cmd.c
@@ -1,5 +1,6 @@
 /****************************************************************************
 /****************************************************************************

- * Copyright (c) 2016 Free Software Foundation, Inc.                        *
+ * Copyright 2018,2020 Thomas E. Dickey                                     *
+ * Copyright 2016,2017 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            *


@@ -37,7 +38,7 @@
 #define USE_LIBTINFO
 #include <clear_cmd.h>
 
 #define USE_LIBTINFO
 #include <clear_cmd.h>
 

-MODULE_ID("$Id: clear_cmd.c,v 1.1 2016/10/21 23:37:35 tom Exp $")
+MODULE_ID("$Id: clear_cmd.c,v 1.5 2020/02/02 23:34:34 tom Exp $")

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


@@ -46,14 +47,14 @@ putch(int c)
 }
 
 int
 }
 
 int

-clear_cmd(void)
+clear_cmd(bool legacy)

 {
 {

-    char *E3;
-
-    /* Clear the scrollback buffer if possible. */
-    E3 = tigetstr("E3");
-    if (E3)
-       (void) tputs(E3, lines > 0 ? lines : 1, putch);
-
-    return tputs(clear_screen, lines > 0 ? lines : 1, putch);
+    int retval = tputs(clear_screen, lines > 0 ? lines : 1, putch);
+    if (!legacy) {
+       /* Clear the scrollback buffer if possible. */
+       char *E3 = tigetstr("E3");
+       if (E3)
+           (void) tputs(E3, lines > 0 ? lines : 1, putch);
+    }
+    return retval;

 }
 }