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https://github.com/archlinux-jerry/pkgbuilds
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Jerry
aab1eb6f55
move /usr/lib/modules/running-kernel to /usr/lib/running-kernel-modules dkms hook confuses a lot when /usr/lib/running-kernel-modules is present
26 lines
1.2 KiB
Bash
26 lines
1.2 KiB
Bash
#!/bin/bash -e
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kver=$(uname -r)
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while read -r line; do
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# We only care about the running kernel
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if [[ "$line" == "usr/lib/modules/$kver/vmlinuz" ]];then
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if mountpoint --nofollow --quiet /${line%vmlinuz};then
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# Mount point is already present
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# This means we already ran that hook during 'remove case'
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#
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# Remove the mount so we can reinstall the kernel
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# Most of the time udevd would block the umount, so suppress the first error message
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umount /${line%vmlinuz} 2>/dev/null || umount --lazy /${line%vmlinuz}
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rmdir /${line%vmlinuz}
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elif [[ -f "$line" && ! -d "/usr/lib/running-kernel-modules" ]];then
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# Kernel install is present and we do not have a copy
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#
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# This is the removal case, so we save the kernel
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mkdir /usr/lib/running-kernel-modules
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cp --archive --link --no-target-directory /usr/lib/modules/${kver}/ \
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/usr/lib/running-kernel-modules/
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fi
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# If we are re-removing the running kernel, (after removing + reinstalling),
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# we already have a backup and this hook is a no-op
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fi
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done
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