From: David Gow <davidgow@google.com>
To: Kees Cook <keescook@chromium.org>
Cc: Brendan Higgins <brendanhiggins@google.com>,
"open list:KERNEL SELFTEST FRAMEWORK"
<linux-kselftest@vger.kernel.org>,
KUnit Development <kunit-dev@googlegroups.com>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
linux-hardening@vger.kernel.org
Subject: Re: [PATCH] kunit: tool: Do not colorize output when redirected
Date: Thu, 24 Feb 2022 14:43:53 +0800 [thread overview]
Message-ID: <CABVgOS=pFN4T5HjYpJPW4KOzXRFr-SUTm09xymxBmyidg0h=WA@mail.gmail.com> (raw)
In-Reply-To: <20220224055350.1854078-1-keescook@chromium.org>
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On Thu, Feb 24, 2022 at 1:53 PM Kees Cook <keescook@chromium.org> wrote:
>
> Filling log files with color codes makes diffs and other comparisons
> difficult. Only emit vt100 codes when the stdout is a TTY.
>
> Cc: Brendan Higgins <brendanhiggins@google.com>
> Cc: linux-kselftest@vger.kernel.org
> Cc: kunit-dev@googlegroups.com
> Signed-off-by: Kees Cook <keescook@chromium.org>
> ---
Ah, you can tell a tool has "made it" when people are redirecting its output!
This works fine here.
Reviewed-by: David Gow <davidgow@google.com>
Thanks,
-- David
> tools/testing/kunit/kunit_parser.py | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/tools/testing/kunit/kunit_parser.py b/tools/testing/kunit/kunit_parser.py
> index 05ff334761dd..807ed2bd6832 100644
> --- a/tools/testing/kunit/kunit_parser.py
> +++ b/tools/testing/kunit/kunit_parser.py
> @@ -11,6 +11,7 @@
>
> from __future__ import annotations
> import re
> +import sys
>
> import datetime
> from enum import Enum, auto
> @@ -503,14 +504,20 @@ RESET = '\033[0;0m'
>
> def red(text: str) -> str:
> """Returns inputted string with red color code."""
> + if not sys.stdout.isatty():
> + return text
> return '\033[1;31m' + text + RESET
>
> def yellow(text: str) -> str:
> """Returns inputted string with yellow color code."""
> + if not sys.stdout.isatty():
> + return text
> return '\033[1;33m' + text + RESET
>
> def green(text: str) -> str:
> """Returns inputted string with green color code."""
> + if not sys.stdout.isatty():
> + return text
> return '\033[1;32m' + text + RESET
>
> ANSI_LEN = len(red(''))
> --
> 2.30.2
>
> --
> You received this message because you are subscribed to the Google Groups "KUnit Development" group.
> To unsubscribe from this group and stop receiving emails from it, send an email to kunit-dev+unsubscribe@googlegroups.com.
> To view this discussion on the web visit https://groups.google.com/d/msgid/kunit-dev/20220224055350.1854078-1-keescook%40chromium.org.
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next prev parent reply other threads:[~2022-02-24 6:44 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-24 5:53 [PATCH] kunit: tool: Do not colorize output when redirected Kees Cook
2022-02-24 6:43 ` David Gow [this message]
2022-02-24 6:46 ` Kees Cook
2022-02-24 18:28 ` Daniel Latypov
2022-03-23 23:30 ` Brendan Higgins
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