/etc/kernel/postinst.d/dkms is in dkms 2.3-3ubuntu9.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 | #!/bin/bash
# We're passed the version of the kernel being installed
inst_kern=$1
uname_s=$(uname -s)
_get_kernel_dir() {
KVER=$1
case ${uname_s} in
Linux) DIR="/lib/modules/$KVER/build" ;;
GNU/kFreeBSD) DIR="/usr/src/kfreebsd-headers-$KVER/sys" ;;
esac
echo $DIR
}
_check_kernel_dir() {
DIR=$(_get_kernel_dir $1)
case ${uname_s} in
Linux) test -e $DIR/include ;;
GNU/kFreeBSD) test -e $DIR/kern && test -e $DIR/conf/kmod.mk ;;
*) return 1 ;;
esac
return $?
}
case "${uname_s}" in
Linux)
header_pkg="linux-headers-$inst_kern"
kernel="Linux"
;;
GNU/kFreeBSD)
header_pkg="kfreebsd-headers-$inst_kern"
kernel="kFreeBSD"
;;
esac
if [ -x /usr/lib/dkms/dkms_autoinstaller ]; then
exec /usr/lib/dkms/dkms_autoinstaller start $inst_kern > /dev/null
fi
if ! _check_kernel_dir $inst_kern ; then
echo "dkms: WARNING: $kernel headers are missing, which may explain the above failures." >&2
echo " please install the $header_pkg package to fix this." >&2
fi
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