Messages in this thread | | | Date | Mon, 11 May 2020 23:05:05 +0900 | From | Masami Hiramatsu <> | Subject | Re: [PATCH v2] selftests/ftrace: Use printf for backslash included command |
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On Mon, 11 May 2020 13:46:35 +0000 David Laight <David.Laight@ACULAB.COM> wrote:
> From: Masami Hiramatsu > > Sent: 11 May 2020 14:38 > > > > Hi Andreas and David, > > > > OK, what about this fix? > > No idea what it is trying to do or why. > Just a way of avoiding the differences between SYSV and BSD /bin/echo. > > IIRC Posix allows both behaviours (and probably others).
Ah, I got it. That's why POSIX said "the results are implementation-defined."
https://pubs.opengroup.org/onlinepubs/009695399/utilities/echo.html
Thank you!
-- Masami Hiramatsu <mhiramat@kernel.org>
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