Merge branch 'for-upstream/malidp-fixes' of git://linux-arm.org/linux-ld into drm...
[platform/kernel/linux-rpi.git] / scripts / depmod.sh
1 #!/bin/sh
2 # SPDX-License-Identifier: GPL-2.0
3 #
4 # A depmod wrapper used by the toplevel Makefile
5
6 if test $# -ne 2; then
7         echo "Usage: $0 /sbin/depmod <kernelrelease>" >&2
8         exit 1
9 fi
10 DEPMOD=$1
11 KERNELRELEASE=$2
12
13 if ! test -r System.map ; then
14         echo "Warning: modules_install: missing 'System.map' file. Skipping depmod." >&2
15         exit 0
16 fi
17
18 if [ -z $(command -v $DEPMOD) ]; then
19         echo "Warning: 'make modules_install' requires $DEPMOD. Please install it." >&2
20         echo "This is probably in the kmod package." >&2
21         exit 0
22 fi
23
24 # older versions of depmod require the version string to start with three
25 # numbers, so we cheat with a symlink here
26 depmod_hack_needed=true
27 tmp_dir=$(mktemp -d ${TMPDIR:-/tmp}/depmod.XXXXXX)
28 mkdir -p "$tmp_dir/lib/modules/$KERNELRELEASE"
29 if "$DEPMOD" -b "$tmp_dir" $KERNELRELEASE 2>/dev/null; then
30         if test -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep" -o \
31                 -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep.bin"; then
32                 depmod_hack_needed=false
33         fi
34 fi
35 rm -rf "$tmp_dir"
36 if $depmod_hack_needed; then
37         symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE"
38         ln -s "$KERNELRELEASE" "$symlink"
39         KERNELRELEASE=99.98.$KERNELRELEASE
40 fi
41
42 set -- -ae -F System.map
43 if test -n "$INSTALL_MOD_PATH"; then
44         set -- "$@" -b "$INSTALL_MOD_PATH"
45 fi
46 "$DEPMOD" "$@" "$KERNELRELEASE"
47 ret=$?
48
49 if $depmod_hack_needed; then
50         rm -f "$symlink"
51 fi
52
53 exit $ret