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Commit | Line | Data |
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fc4da9a3 | 1 | #!/bin/sh |
b2441318 | 2 | # SPDX-License-Identifier: GPL-2.0 |
fc4da9a3 MM |
3 | # |
4 | # A depmod wrapper used by the toplevel Makefile | |
5 | ||
5a144a1a MY |
6 | if test $# -ne 2; then |
7 | echo "Usage: $0 /sbin/depmod <kernelrelease>" >&2 | |
fc4da9a3 MM |
8 | exit 1 |
9 | fi | |
10 | DEPMOD=$1 | |
11 | KERNELRELEASE=$2 | |
12 | ||
fc4da9a3 MM |
13 | if ! test -r System.map -a -x "$DEPMOD"; then |
14 | exit 0 | |
15 | fi | |
8937e897 | 16 | |
bfe5424a MM |
17 | # older versions of depmod require the version string to start with three |
18 | # numbers, so we cheat with a symlink here | |
19 | depmod_hack_needed=true | |
8fc62e59 MM |
20 | tmp_dir=$(mktemp -d ${TMPDIR:-/tmp}/depmod.XXXXXX) |
21 | mkdir -p "$tmp_dir/lib/modules/$KERNELRELEASE" | |
22 | if "$DEPMOD" -b "$tmp_dir" $KERNELRELEASE 2>/dev/null; then | |
23 | if test -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep" -o \ | |
24 | -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep.bin"; then | |
bfe5424a MM |
25 | depmod_hack_needed=false |
26 | fi | |
27 | fi | |
8fc62e59 | 28 | rm -rf "$tmp_dir" |
bfe5424a MM |
29 | if $depmod_hack_needed; then |
30 | symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE" | |
31 | ln -s "$KERNELRELEASE" "$symlink" | |
32 | KERNELRELEASE=99.98.$KERNELRELEASE | |
33 | fi | |
34 | ||
fc4da9a3 MM |
35 | set -- -ae -F System.map |
36 | if test -n "$INSTALL_MOD_PATH"; then | |
37 | set -- "$@" -b "$INSTALL_MOD_PATH" | |
38 | fi | |
5a144a1a | 39 | "$DEPMOD" "$@" "$KERNELRELEASE" |
bfe5424a MM |
40 | ret=$? |
41 | ||
42 | if $depmod_hack_needed; then | |
43 | rm -f "$symlink" | |
44 | fi | |
45 | ||
46 | exit $ret |