Fabio Erculiani
30 lines
1.0 KiB
Bash
Executable File
30 lines
1.0 KiB
Bash
Executable File
#!/bin/sh
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#
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# This script should run before doing udevtrigger at boot.
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# It will create a rule matching the device directory / is on, and
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# creating /dev/root symlink pointing on its device node.
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#
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# This is especially useful for hal looking at /proc/mounts containing
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# a line listing /dev/root as device:
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# /dev/root / reiserfs rw 0 0
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License as published by the
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# Free Software Foundation version 2 of the License.
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#
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# (c) 2007 Matthias Schwarzott <zzam@gentoo.org>
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DEV=$(udevadm info --device-id-of-file=/)
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if [ $? = 0 ]; then
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MAJOR="${DEV% *}"
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MINOR="${DEV#* }"
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[ -d /dev/.udev/rules.d ] || mkdir -p /dev/.udev/rules.d
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RULES=/dev/.udev/rules.d/10-root-link.rules
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echo "# Created by /lib/udev/write_root_link_rule" > "${RULES}"
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echo "# This rule should create /dev/root as link to real root device." >> "${RULES}"
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echo "SUBSYSTEM==\"block\", ENV{MAJOR}==\"$MAJOR\", ENV{MINOR}==\"$MINOR\", SYMLINK+=\"root\"" >> "${RULES}"
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fi
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