2 # SPDX-License-Identifier: (GPL-2.0 OR LGPL-2.1)
4 # First argument is the path to the kernel headers.
7 if [ ! -f "${KPATH}/include/generated/uapi/linux/version.h" ]; then
12 # Assuming KPATH is the target kernel headers directory
13 RHEL_RELEASE
=$
(sed -rn 's/^#define RHEL_RELEASE "(.*)"/\1/p' "${KPATH}/include/generated/uapi/linux/version.h")
15 RHEL_RELEASE_MAJOR
=$
(echo "${RHEL_RELEASE}" |
sed -r 's/^([0-9]+)\.([0-9]+)\.([0-9]+)/\1/')
16 RHEL_RELEASE_MINOR
=$
(echo "${RHEL_RELEASE}" |
sed -r 's/^([0-9]+)\.([0-9]+)\.([0-9]+)/\2/')
17 RHEL_RELEASE_PATCH
=$
(echo "${RHEL_RELEASE}" |
sed -r 's/^([0-9]+)\.([0-9]+)\.([0-9]+)/\3/')
19 # Combine all update numbers into one
20 RHEL_API_VERSION
=$
((RHEL_RELEASE_MAJOR
* 10000 + RHEL_RELEASE_MINOR
* 100 + RHEL_RELEASE_PATCH
))
22 echo ${RHEL_API_VERSION}
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