linux-kernel - Re: [PATCH] scripts: remove bin2c

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Message-ID: <Y8jwvStxgvq8fLFi@bergen.fjasle.eu>
Date:   Thu, 19 Jan 2023 08:26:53 +0100
From:   Nicolas Schier <nicolas@...sle.eu>
To:     Masahiro Yamada <masahiroy@...nel.org>
Cc:     linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jonathan Corbet <corbet@....net>,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        linux-doc@...r.kernel.org
Subject: Re: [PATCH] scripts: remove bin2c

On Thu 19 Jan 2023 16:12:15 GMT, Masahiro Yamada wrote:
> Commit 80f8be7af03f ("tomoyo: Omit use of bin2c") removed the last
> use of bin2c.
> 
> Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
> ---
> 
>  Documentation/dontdiff     |  1 -
>  init/Kconfig               |  4 ----
>  scripts/.gitignore         |  1 -
>  scripts/Makefile           |  1 -
>  scripts/bin2c.c            | 36 ------------------------------------
>  scripts/remove-stale-files |  2 ++
>  6 files changed, 2 insertions(+), 43 deletions(-)
>  delete mode 100644 scripts/bin2c.c
> 
> diff --git a/Documentation/dontdiff b/Documentation/dontdiff
> index 352ff53a2306..3c399f132e2d 100644
> --- a/Documentation/dontdiff
> +++ b/Documentation/dontdiff
> @@ -91,7 +91,6 @@ asm_offsets.h
>  autoconf.h*
>  av_permissions.h
>  bbootsect
> -bin2c
>  binkernel.spec
>  bootsect
>  bounds.h
> diff --git a/init/Kconfig b/init/Kconfig
> index 7ceabd320425..f66ba19f9482 100644
> --- a/init/Kconfig
> +++ b/init/Kconfig
> @@ -682,10 +682,6 @@ config CPU_ISOLATION
>  
>  source "kernel/rcu/Kconfig"
>  
> -config BUILD_BIN2C
> -	bool
> -	default n
> -
>  config IKCONFIG
>  	tristate "Kernel .config support"
>  	help
> diff --git a/scripts/.gitignore b/scripts/.gitignore
> index 11bf3c075fb6..6e9ce6720a05 100644
> --- a/scripts/.gitignore
> +++ b/scripts/.gitignore
> @@ -1,6 +1,5 @@
>  # SPDX-License-Identifier: GPL-2.0-only
>  /asn1_compiler
> -/bin2c
>  /generate_rust_target
>  /insert-sys-cert
>  /kallsyms
> diff --git a/scripts/Makefile b/scripts/Makefile
> index 0e0ae3c06ed7..32b6ba722728 100644
> --- a/scripts/Makefile
> +++ b/scripts/Makefile
> @@ -3,7 +3,6 @@
>  # scripts contains sources for various helper programs used throughout
>  # the kernel for the build process.
>  
> -hostprogs-always-$(CONFIG_BUILD_BIN2C)			+= bin2c
>  hostprogs-always-$(CONFIG_KALLSYMS)			+= kallsyms
>  hostprogs-always-$(BUILD_C_RECORDMCOUNT)		+= recordmcount
>  hostprogs-always-$(CONFIG_BUILDTIME_TABLE_SORT)		+= sorttable
> diff --git a/scripts/bin2c.c b/scripts/bin2c.c
> deleted file mode 100644
> index c3d7eef3ad06..000000000000
> --- a/scripts/bin2c.c
> +++ /dev/null
> @@ -1,36 +0,0 @@
> -/*
> - * Unloved program to convert a binary on stdin to a C include on stdout
> - *
> - * Jan 1999 Matt Mackall <mpm@...enic.com>
> - *
> - * This software may be used and distributed according to the terms
> - * of the GNU General Public License, incorporated herein by reference.
> - */
> -
> -#include <stdio.h>
> -
> -int main(int argc, char *argv[])
> -{
> -	int ch, total = 0;
> -
> -	if (argc > 1)
> -		printf("const char %s[] %s=\n",
> -			argv[1], argc > 2 ? argv[2] : "");
> -
> -	do {
> -		printf("\t\"");
> -		while ((ch = getchar()) != EOF) {
> -			total++;
> -			printf("\\x%02x", ch);
> -			if (total % 16 == 0)
> -				break;
> -		}
> -		printf("\"\n");
> -	} while (ch != EOF);
> -
> -	if (argc > 1)
> -		printf("\t;\n\n#include <linux/types.h>\n\nconst size_t %s_size = %d;\n",
> -		       argv[1], total);
> -
> -	return 0;
> -}
> diff --git a/scripts/remove-stale-files b/scripts/remove-stale-files
> index c71bf2f68360..04fcdf739638 100755
> --- a/scripts/remove-stale-files
> +++ b/scripts/remove-stale-files
> @@ -29,3 +29,5 @@ rm -f scripts/extract-cert
>  rm -f scripts/kconfig/[gmnq]conf-cfg
>  
>  rm -f rust/target.json
> +
> +rm -f scripts/bin2c
> -- 
> 2.34.1

Reviewed-by: Nicolas Schier <nicolas@...sle.eu>

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