linux-kernel - Re: [PATCH 1/2] kbuild: Abort make on install failures

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Message-ID: <ZcdP7CC+OMbp5ZMi@shell.armlinux.org.uk>
Date: Sat, 10 Feb 2024 10:29:00 +0000
From: "Russell King (Oracle)" <linux@...linux.org.uk>
To: Zhang Bingwu <xtex@...s.net>
Cc: Catalin Marinas <catalin.marinas@....com>,
	Will Deacon <will@...nel.org>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Dinh Nguyen <dinguyen@...nel.org>,
	"James E.J. Bottomley" <James.Bottomley@...senpartnership.com>,
	Helge Deller <deller@....de>,
	Paul Walmsley <paul.walmsley@...ive.com>,
	Palmer Dabbelt <palmer@...belt.com>,
	Albert Ou <aou@...s.berkeley.edu>,
	Heiko Carstens <hca@...ux.ibm.com>,
	Vasily Gorbik <gor@...ux.ibm.com>,
	Alexander Gordeev <agordeev@...ux.ibm.com>,
	Christian Borntraeger <borntraeger@...ux.ibm.com>,
	Sven Schnelle <svens@...ux.ibm.com>,
	"David S. Miller" <davem@...emloft.net>,
	Andreas Larsson <andreas@...sler.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...hat.com>, Borislav Petkov <bp@...en8.de>,
	Dave Hansen <dave.hansen@...ux.intel.com>,
	"H. Peter Anvin" <hpa@...or.com>,
	Zhang Bingwu <xtexchooser@...k.com>,
	Masahiro Yamada <masahiroy@...nel.org>,
	Nathan Chancellor <nathan@...nel.org>,
	Nicolas Schier <nicolas@...sle.eu>, x86@...nel.org,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	linux-m68k@...ts.linux-m68k.org, linux-parisc@...r.kernel.org,
	linux-riscv@...ts.infradead.org, linux-s390@...r.kernel.org,
	sparclinux@...r.kernel.org
Subject: Re: [PATCH 1/2] kbuild: Abort make on install failures

On Sat, Feb 10, 2024 at 03:46:00PM +0800, Zhang Bingwu wrote:
> From: Zhang Bingwu <xtexchooser@...k.com>
> 
> Setting '-e' flag tells shells to exit with error exit code immediately
> after any of commands fails, and causes make(1) to regard recipes as
> failed.
> 
> Before this, make will still continue to succeed even after the
> installation failed, for example, for insufficient permission or
> directory does not exist.
> 
> Signed-off-by: Zhang Bingwu <xtexchooser@...k.com>
> ---
>  arch/arm/boot/install.sh   | 2 ++
>  arch/arm64/boot/install.sh | 2 ++
>  arch/m68k/install.sh       | 2 ++
>  arch/nios2/boot/install.sh | 2 ++
>  arch/parisc/install.sh     | 2 ++
>  arch/riscv/boot/install.sh | 2 ++
>  arch/s390/boot/install.sh  | 2 ++
>  arch/sparc/boot/install.sh | 2 ++
>  arch/x86/boot/install.sh   | 2 ++
>  9 files changed, 18 insertions(+)
> 
> diff --git a/arch/arm/boot/install.sh b/arch/arm/boot/install.sh
> index 9ec11fac7d8d..34e2c6e31fd1 100755
> --- a/arch/arm/boot/install.sh
> +++ b/arch/arm/boot/install.sh
> @@ -17,6 +17,8 @@
>  #   $3 - kernel map file
>  #   $4 - default install path (blank if root directory)
>  
> +set -e
> +

What about #!/bin/sh -e on the first line, which is the more normal way
to do this for an entire script?

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