selftests/ftrace: Handle the absence of tput

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In environments where tput is not available, we get the following
error
$ ./ftracetest: 163: [: Illegal number:
because ncolors is an empty string. Fix that by setting it to 0 if the
tput command fails.

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>

...

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Juerg Haefliger 2019-02-25 14:14:50 +01:00 • committed by Shuah Khan

parent 4ce55a9ce1

commit 0e27ded115

1 changed files with 2 additions and 2 deletions

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tools/testing/selftests/ftrace/ftracetest

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