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authorMasahiro Yamada <masahiroy@kernel.org>2022-08-20 18:15:29 +0900
committerMasahiro Yamada <masahiroy@kernel.org>2022-09-29 04:40:14 +0900
commitb10fdeea8cf42c0d97b337e9e501c92da4389a03 (patch)
treeac5eac64779cc1e180e99e0e67eda63681dd3d3c /scripts/atomic/check-atomics.sh
parentkbuild: hard-code KBUILD_ALLDIRS in scripts/Makefile.package (diff)
downloadlinux-dev-b10fdeea8cf42c0d97b337e9e501c92da4389a03.tar.xz
linux-dev-b10fdeea8cf42c0d97b337e9e501c92da4389a03.zip
kbuild: check sha1sum just once for each atomic header
It is unneeded to check the sha1sum every time. Create the timestamp files to manage it. Add '.' to clean-dirs because 'make clean' must visit ./Kbuild to clean up the timestamp files. Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Diffstat (limited to '')
-rwxr-xr-xscripts/atomic/check-atomics.sh33
1 files changed, 0 insertions, 33 deletions
diff --git a/scripts/atomic/check-atomics.sh b/scripts/atomic/check-atomics.sh
deleted file mode 100755
index 0e7bab3eb0d1..000000000000
--- a/scripts/atomic/check-atomics.sh
+++ /dev/null
@@ -1,33 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0
-#
-# Check if atomic headers are up-to-date
-
-ATOMICDIR=$(dirname $0)
-ATOMICTBL=${ATOMICDIR}/atomics.tbl
-LINUXDIR=${ATOMICDIR}/../..
-
-echo '' | sha1sum - > /dev/null 2>&1
-if [ $? -ne 0 ]; then
- printf "sha1sum not available, skipping atomic header checks.\n"
- exit 0
-fi
-
-cat <<EOF |
-linux/atomic/atomic-instrumented.h
-linux/atomic/atomic-long.h
-linux/atomic/atomic-arch-fallback.h
-EOF
-while read header; do
- OLDSUM="$(tail -n 1 ${LINUXDIR}/include/${header})"
- OLDSUM="${OLDSUM#// }"
-
- NEWSUM="$(sed '$d' ${LINUXDIR}/include/${header} | sha1sum)"
- NEWSUM="${NEWSUM%% *}"
-
- if [ "${OLDSUM}" != "${NEWSUM}" ]; then
- printf "warning: generated include/${header} has been modified.\n"
- fi
-done
-
-exit 0