[D][E][SRU][PATCH 1/2] selftests/ftrace: Replace \e with \033

[Po-Hsu Lin]

From: Juerg Haefliger <juerg.haefliger at canonical.com>

BugLink: https://bugs.launchpad.net/bugs/1828995

The \e sequence character is not POSIX. Fix that by using \033 instead.

Acked-by: Steven Rostedt (VMware) <rostedt at goodmis.org>
Acked-by: Masami Hiramatsu <mhiramat at kernel.org>
Signed-off-by: Juerg Haefliger <juergh at canonical.com>
Signed-off-by: Shuah Khan <shuah at kernel.org>
(cherry picked from commit 4ce55a9ce18ed7649eed0e2dcb9f187891bcdf07)
Signed-off-by: Po-Hsu Lin <po-hsu.lin at canonical.com>
---
 tools/testing/selftests/ftrace/ftracetest | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest
index 75244db..384972b 100755
--- a/tools/testing/selftests/ftrace/ftracetest
+++ b/tools/testing/selftests/ftrace/ftracetest
@@ -161,10 +161,10 @@ color_green=
 color_blue=
 # If stdout exists and number of colors is eight or more, use them
 if [ -t 1 -a "$ncolors" -a "$ncolors" -ge 8 ]; then
-  color_reset="\e[0m"
-  color_red="\e[31m"
-  color_green="\e[32m"
-  color_blue="\e[34m"
+  color_reset="\033[0m"
+  color_red="\033[31m"
+  color_green="\033[32m"
+  color_blue="\033[34m"
 fi
 
 strip_esc() {
-- 
2.7.4