blob: a272356859497fec41796a37e750c4dfc891827d [file] [log] [blame]
Michal Marekfc4da9a2011-06-09 15:35:22 +02001#!/bin/sh
2#
3# A depmod wrapper used by the toplevel Makefile
4
5if test $# -ne 2; then
6 echo "Usage: $0 /sbin/depmod <kernelrelease>" >&2
7 exit 1
8fi
9DEPMOD=$1
10KERNELRELEASE=$2
11
12if ! "$DEPMOD" -V 2>/dev/null | grep -q module-init-tools; then
13 echo "Warning: you may need to install module-init-tools" >&2
14 echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt" >&2
15 sleep 1
16fi
17
18if ! test -r System.map -a -x "$DEPMOD"; then
19 exit 0
20fi
Michal Marekbfe54242011-06-09 16:35:41 +020021# older versions of depmod require the version string to start with three
22# numbers, so we cheat with a symlink here
23depmod_hack_needed=true
Michal Marek8fc62e52011-07-12 11:54:48 +020024tmp_dir=$(mktemp -d ${TMPDIR:-/tmp}/depmod.XXXXXX)
25mkdir -p "$tmp_dir/lib/modules/$KERNELRELEASE"
26if "$DEPMOD" -b "$tmp_dir" $KERNELRELEASE 2>/dev/null; then
27 if test -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep" -o \
28 -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep.bin"; then
Michal Marekbfe54242011-06-09 16:35:41 +020029 depmod_hack_needed=false
30 fi
31fi
Michal Marek8fc62e52011-07-12 11:54:48 +020032rm -rf "$tmp_dir"
Michal Marekbfe54242011-06-09 16:35:41 +020033if $depmod_hack_needed; then
34 symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE"
35 ln -s "$KERNELRELEASE" "$symlink"
36 KERNELRELEASE=99.98.$KERNELRELEASE
37fi
38
Michal Marekfc4da9a2011-06-09 15:35:22 +020039set -- -ae -F System.map
40if test -n "$INSTALL_MOD_PATH"; then
41 set -- "$@" -b "$INSTALL_MOD_PATH"
42fi
Michal Marekbfe54242011-06-09 16:35:41 +020043"$DEPMOD" "$@" "$KERNELRELEASE"
44ret=$?
45
46if $depmod_hack_needed; then
47 rm -f "$symlink"
48fi
49
50exit $ret