linux-ext4 - [PATCH] mke2fs: don't interact with a non tty

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Date:	Tue, 18 Mar 2014 13:11:58 -0400
From:	Phillip Susi <psusi@...ntu.com>
To:	linux-ext4@...r.kernel.org
Subject: [PATCH] mke2fs: don't interact with a non tty

mke2fs displays an interactive y/n prompt for certain situations.
This is not appropriate to do when stdin is not a tty.

Signed-off-by: Phillip Susi <psusi@...ntu.com>
---
 misc/util.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/misc/util.c b/misc/util.c
index 92ab79f..c469744 100644
--- a/misc/util.c
+++ b/misc/util.c
@@ -71,6 +71,8 @@ void proceed_question(void)
 	char buf[256];
 	const char *short_yes = _("yY");
 
+	if (!isatty(0))
+		return;
 	fflush(stdout);
 	fflush(stderr);
 	fputs(_("Proceed anyway? (y,n) "), stdout);
-- 
1.8.3.2

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