3 # First argument is the path to the kernel headers.
6 if [ ! -f "${KPATH}/include/generated/uapi/linux/version.h" ]; then
11 # Assuming KPATH is the target kernel headers directory
12 RHEL_RELEASE
=$
(sed -rn 's/^#define RHEL_RELEASE "(.*)"/\1/p' "${KPATH}/include/generated/uapi/linux/version.h")
14 RHEL_RELEASE_MAJOR
=$
(echo "${RHEL_RELEASE}" |
sed -r 's/^([0-9]+)\.([0-9]+)\.([0-9]+)/\1/')
15 RHEL_RELEASE_MINOR
=$
(echo "${RHEL_RELEASE}" |
sed -r 's/^([0-9]+)\.([0-9]+)\.([0-9]+)/\2/')
16 RHEL_RELEASE_PATCH
=$
(echo "${RHEL_RELEASE}" |
sed -r 's/^([0-9]+)\.([0-9]+)\.([0-9]+)/\3/')
18 # Combine all update numbers into one
19 RHEL_API_VERSION
=$
((RHEL_RELEASE_MAJOR
* 10000 + RHEL_RELEASE_MINOR
* 100 + RHEL_RELEASE_PATCH
))
21 echo ${RHEL_API_VERSION}
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