linux/scripts/depmod.sh
Michal Marek bfe5424a8b kbuild: Hack for depmod not handling X.Y versions
depmod from module-init-tools < 3.13 and the busybox depmod check if the
kernel release starts with <num>.<num>.<num>. To support these versions,
we create a symlink with two numbers prepended.

Signed-off-by: Michal Marek <mmarek@suse.cz>
2011-06-09 23:05:54 +02:00

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#!/bin/sh
#
# A depmod wrapper used by the toplevel Makefile
if test $# -ne 2; then
echo "Usage: $0 /sbin/depmod <kernelrelease>" >&2
exit 1
fi
DEPMOD=$1
KERNELRELEASE=$2
if ! "$DEPMOD" -V 2>/dev/null | grep -q module-init-tools; then
echo "Warning: you may need to install module-init-tools" >&2
echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt" >&2
sleep 1
fi
if ! test -r System.map -a -x "$DEPMOD"; then
exit 0
fi
# older versions of depmod require the version string to start with three
# numbers, so we cheat with a symlink here
depmod_hack_needed=true
mkdir -p .tmp_depmod/lib/modules/$KERNELRELEASE
if "$DEPMOD" -b .tmp_depmod $KERNELRELEASE 2>/dev/null; then
if test -e .tmp_depmod/lib/modules/$KERNELRELEASE/modules.dep -o \
-e .tmp_depmod/lib/modules/$KERNELRELEASE/modules.dep.bin; then
depmod_hack_needed=false
fi
fi
if $depmod_hack_needed; then
symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE"
ln -s "$KERNELRELEASE" "$symlink"
KERNELRELEASE=99.98.$KERNELRELEASE
fi
set -- -ae -F System.map
if test -n "$INSTALL_MOD_PATH"; then
set -- "$@" -b "$INSTALL_MOD_PATH"
fi
"$DEPMOD" "$@" "$KERNELRELEASE"
ret=$?
if $depmod_hack_needed; then
rm -f "$symlink"
fi
exit $ret