From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Fri, 10 Nov 2017 18:51:57 +0000 (+0100)
Subject: console: report detach message on demand
X-Git-Tag: lxc-2.0.10~577
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9873ed36a7086ab48256bf845fbd3e1734a7723c;p=thirdparty%2Flxc.git

console: report detach message on demand

When users pass -1 there's there won't be an escape sequence to exit the
console so no need to print a misleading info message about how to detach.

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/src/lxc/console.c b/src/lxc/console.c
index e95f5c54b..8f6203f00 100644
--- a/src/lxc/console.c
+++ b/src/lxc/console.c
@@ -730,11 +730,14 @@ int lxc_console(struct lxc_container *c, int ttynum,
 		goto close_mainloop;
 	}
 
-	fprintf(stderr, "\n"
+	if (ts->escape >= 1) {
+		fprintf(stderr,
+			"\n"
 			"Connected to tty %1$d\n"
 			"Type <Ctrl+%2$c q> to exit the console, "
 			"<Ctrl+%2$c Ctrl+%2$c> to enter Ctrl+%2$c itself\n",
 			ttynum, 'a' + escape - 1);
+	}
 
 	if (istty) {
 		ret = lxc_setup_tios(stdinfd, &oldtios);