Commit 37fb665b authored Feb 22, 2019 by Juerg Haefliger Committed by Shuah Khan Feb 22, 2019

selftests/ftrace: Replace echo -e with printf



echo -e is not POSIX. Depending on what /bin/sh is, we can get
incorrect output like:
$ -e -n [1] Basic trace file check
$ -e 	[PASS]

Fix that by using printf instead.

Acked-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
Acked-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Juerg Haefliger <juergh@canonical.com>
Signed-off-by: Shuah Khan <shuah@kernel.org>

parent 6d771c60

tools/testing/selftests/ftrace/ftracetest

+7 −2

Original line number	Diff line number	Diff line
		@@ -173,8 +173,13 @@ strip_esc() {
		}

		prlog() { # messages
		echo -e "$@"
		[ "$LOG_FILE" ] && echo -e "$@" \| strip_esc >> $LOG_FILE
		newline="\n"
		if [ "$1" = "-n" ] ; then
		newline=
		shift
		fi
		printf "$*$newline"
		[ "$LOG_FILE" ] && printf "$*$newline" \| strip_esc >> $LOG_FILE
		}
		catlog() { #file
		cat $1

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