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Description: Clear scroll-back buffer on clear screen
This is implemented in Linux since 3.0 version.
Author: Petr Pisar <ppisar@redhat.com>
Origin: vendor
Bug-Fedora: https://bugzilla.redhat.com/show_bug.cgi?id=691406
Reviewed-By: Paul Martin <pm@debian.org>
Last-Update: 2012-05-01
Index: mingetty-1.08/mingetty.c
===================================================================
--- mingetty-1.08.orig/mingetty.c 2012-05-01 12:40:01.629647425 +0100
+++ mingetty-1.08/mingetty.c 2012-05-01 12:46:14.828486093 +0100
@@ -207,8 +207,11 @@
/* Write a reset string to the terminal. This is very linux-specific
and should be checked for other systems. */
- if (noclear == 0)
- write (0, "\033c", 2);
+ if (noclear == 0) {
+ write (0, "\033[3;J", 5); /* Clear scroll-back buffer,
+ since Linux 3.0 */
+ write (0, "\033c", 2); /* Reset */
+ }
sigaction (SIGHUP, &sa_old, NULL);
}
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