linux-kernel - Re: [PATCH] scripts: checkversion: modernize linux/version.h search strings

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Date:   Sun, 1 Aug 2021 11:59:44 +0900
From:   Masahiro Yamada <masahiroy@...nel.org>
To:     Randy Dunlap <rdunlap@...radead.org>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] scripts: checkversion: modernize linux/version.h search strings

On Tue, Jul 27, 2021 at 11:57 AM Randy Dunlap <rdunlap@...radead.org> wrote:
>
> Update scripts/checkversion.pl to recognize the current contents
> of <linux/version.h> and both of its current locations.
>
> Also update my email address.
>
> Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
> Cc: Masahiro Yamada <masahiroy@...nel.org>
> Cc: Andrew Morton <akpm@...ux-foundation.org>
> ---
>  scripts/checkversion.pl |   18 +++++++++++-------
>  1 file changed, 11 insertions(+), 7 deletions(-)


Applied to linux-kbuild. Thanks.


> --- linux-next-20210723.orig/scripts/checkversion.pl
> +++ linux-next-20210723/scripts/checkversion.pl
> @@ -1,10 +1,10 @@
>  #! /usr/bin/env perl
>  # SPDX-License-Identifier: GPL-2.0
>  #
> -# checkversion find uses of LINUX_VERSION_CODE or KERNEL_VERSION
> -# without including <linux/version.h>, or cases of
> -# including <linux/version.h> that don't need it.
> -# Copyright (C) 2003, Randy Dunlap <rdunlap@...otime.net>
> +# checkversion finds uses of all macros in <linux/version.h>
> +# where the source files do not #include <linux/version.h>; or cases
> +# of including <linux/version.h> where it is not needed.
> +# Copyright (C) 2003, Randy Dunlap <rdunlap@...radead.org>
>
>  use strict;
>
> @@ -13,7 +13,8 @@ $| = 1;
>  my $debugging;
>
>  foreach my $file (@ARGV) {
> -    next if $file =~ "include/linux/version\.h";
> +    next if $file =~ "include/generated/uapi/linux/version\.h";
> +    next if $file =~ "usr/include/linux/version\.h";
>      # Open this file.
>      open( my $f, '<', $file )
>        or die "Can't open $file: $!\n";
> @@ -41,8 +42,11 @@ foreach my $file (@ARGV) {
>             $iLinuxVersion      = $. if m/^\s*#\s*include\s*<linux\/version\.h>/o;
>         }
>
> -       # Look for uses: LINUX_VERSION_CODE, KERNEL_VERSION, UTS_RELEASE
> -       if (($_ =~ /LINUX_VERSION_CODE/) || ($_ =~ /\WKERNEL_VERSION/)) {
> +       # Look for uses: LINUX_VERSION_CODE, KERNEL_VERSION,
> +       # LINUX_VERSION_MAJOR, LINUX_VERSION_PATCHLEVEL, LINUX_VERSION_SUBLEVEL
> +       if (($_ =~ /LINUX_VERSION_CODE/) || ($_ =~ /\WKERNEL_VERSION/) ||
> +           ($_ =~ /LINUX_VERSION_MAJOR/) || ($_ =~ /LINUX_VERSION_PATCHLEVEL/) ||
> +           ($_ =~ /LINUX_VERSION_SUBLEVEL/)) {
>             $fUseVersion = 1;
>              last if $iLinuxVersion;
>          }



-- 
Best Regards
Masahiro Yamada