linux-kernel - [PATCH] usr: shorten cmd

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Date: Fri, 31 May 2024 21:28:25 +0900
From: Masahiro Yamada <masahiroy@...nel.org>
To: linux-kbuild@...r.kernel.org
Cc: linux-kernel@...r.kernel.org,
	Masahiro Yamada <masahiroy@...nel.org>,
	Nathan Chancellor <nathan@...nel.org>,
	Nicolas Schier <nicolas@...sle.eu>
Subject: [PATCH] usr: shorten cmd_initfs in Makefile

Avoid repetition of long variables.

No functional change intended.

Signed-off-by: Masahiro Yamada <masahiroy@...nel.org>
---

 usr/Makefile | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/usr/Makefile b/usr/Makefile
index 132ef7e96e6d..75224d927025 100644
--- a/usr/Makefile
+++ b/usr/Makefile
@@ -62,9 +62,9 @@ $(deps_initramfs): ;
 quiet_cmd_initfs = GEN     $@
       cmd_initfs = \
 	$(CONFIG_SHELL) $< -o $@ -l $(obj)/.initramfs_data.cpio.d \
-	$(if $(CONFIG_INITRAMFS_ROOT_UID), -u $(CONFIG_INITRAMFS_ROOT_UID)) \
-	$(if $(CONFIG_INITRAMFS_ROOT_GID), -g $(CONFIG_INITRAMFS_ROOT_GID)) \
-	$(if $(KBUILD_BUILD_TIMESTAMP), -d "$(KBUILD_BUILD_TIMESTAMP)") \
+	$(addprefix -u , $(CONFIG_INITRAMFS_ROOT_UID)) \
+	$(addprefix -g , $(CONFIG_INITRAMFS_ROOT_GID)) \
+	$(patsubst %,-d "%", $(KBUILD_BUILD_TIMESTAMP)) \
 	$(ramfs-input)
 
 # We rebuild initramfs_data.cpio if:
-- 
2.40.1