linux-kernel - Re: [PATCH v3 1/1] gen_compile_commands: fix invalid escape sequence warning

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Date: Thu, 15 Feb 2024 06:27:24 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: Andrew Ballance <andrewjballance@...il.com>
Cc: justinstitt@...gle.com, linux-kbuild@...r.kernel.org, 
	linux-kernel-mentees@...ts.linuxfoundation.org, linux-kernel@...r.kernel.org, 
	llvm@...ts.linux.dev, morbo@...gle.com, nathan@...nel.org, 
	ndesaulniers@...gle.com, nicolas@...sle.eu, skhan@...uxfoundation.org
Subject: Re: [PATCH v3 1/1] gen_compile_commands: fix invalid escape sequence warning

On Wed, Feb 14, 2024 at 10:25 AM Andrew Ballance
<andrewjballance@...il.com> wrote:
>
> with python 3.12.1 '\#' results in this warning
>     SyntaxWarning: invalid escape sequence '\#'


I changed "3.12.1" to "3.12" when I applied it
because this occurs for Python 3.12.0


Thanks.



>
> Signed-off-by: Andrew Ballance <andrewjballance@...il.com>
> ---
>  scripts/clang-tools/gen_compile_commands.py | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/scripts/clang-tools/gen_compile_commands.py b/scripts/clang-tools/gen_compile_commands.py
> index 5dea4479240b..e4fb686dfaa9 100755
> --- a/scripts/clang-tools/gen_compile_commands.py
> +++ b/scripts/clang-tools/gen_compile_commands.py
> @@ -170,7 +170,7 @@ def process_line(root_directory, command_prefix, file_path):
>      # escape the pound sign '#', either as '\#' or '$(pound)' (depending on the
>      # kernel version). The compile_commands.json file is not interepreted
>      # by Make, so this code replaces the escaped version with '#'.
> -    prefix = command_prefix.replace('\#', '#').replace('$(pound)', '#')
> +    prefix = command_prefix.replace(r'\#', '#').replace('$(pound)', '#')
>
>      # Return the canonical path, eliminating any symbolic links encountered in the path.
>      abs_path = os.path.realpath(os.path.join(root_directory, file_path))
> --
> 2.43.0
>


-- 
Best Regards
Masahiro Yamada