From 8585357a0e5e9f4d56e999d7cd1a73e77ae0eb80 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Wed, 29 Jun 2011 21:17:31 +0200 Subject: [PATCH] util: clear scrolling region when clearing screen --- src/util.c | 13 ++++++++++--- 1 file changed, 10 insertions(+), 3 deletions(-) diff --git a/src/util.c b/src/util.c index 278f0184..a0c04e32 100644 --- a/src/util.c +++ b/src/util.c @@ -4674,7 +4674,11 @@ int vt_disallocate(const char *name) { if (fd < 0) return fd; - loop_write(fd, "\033[H\033[2J", 7, false); /* clear screen */ + loop_write(fd, + "\033[r" /* clear scrolling region */ + "\033[H" /* move home */ + "\033[2J", /* clear screen */ + 10, false); close_nointr_nofail(fd); return 0; @@ -4710,8 +4714,11 @@ int vt_disallocate(const char *name) { if (fd < 0) return fd; - /* Requires Linux 2.6.40 */ - loop_write(fd, "\033[H\033[3J", 7, false); /* clear screen including scrollback */ + loop_write(fd, + "\033[r" /* clear scrolling region */ + "\033[H" /* move home */ + "\033[3J", /* clear screen including scrollback, requires Linux 2.6.40 */ + 10, false); close_nointr_nofail(fd); return 0; -- 2.39.5