| #!/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 [ $? -ne 0 ]; then | |
| printf "sha1sum not available, skipping atomic header checks.\n" | |
| exit 0 | |
| fi | |
| cat <<EOF | | |
| asm-generic/atomic-instrumented.h | |
| asm-generic/atomic-long.h | |
| linux/atomic-fallback.h | |
| EOF | |
| while read header; do | |
| OLDSUM="$(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 |