3 # A depmod wrapper used by the toplevel Makefile
6 echo "Usage: $0 /sbin/depmod <kernelrelease> <symbolprefix>" >&2
13 if ! test -r System.map ; then
17 if [ -z $(command -v $DEPMOD) ]; then
18 echo "Warning: 'make modules_install' requires $DEPMOD. Please install it." >&2
19 echo "This is probably in the kmod package." >&2
23 # older versions of depmod don't support -P <symbol-prefix>
24 # support was added in module-init-tools 3.13
25 if test -n "$SYMBOL_PREFIX"; then
26 release=$("$DEPMOD" --version)
27 package=$(echo "$release" | cut -d' ' -f 1)
28 if test "$package" = "module-init-tools"; then
29 version=$(echo "$release" | cut -d' ' -f 2)
30 later=$(printf '%s\n' "$version" "3.13" | sort -V | tail -n 1)
31 if test "$later" != "$version"; then
32 # module-init-tools < 3.13, drop the symbol prefix
36 if test -n "$SYMBOL_PREFIX"; then
37 SYMBOL_PREFIX="-P $SYMBOL_PREFIX"
41 # older versions of depmod require the version string to start with three
42 # numbers, so we cheat with a symlink here
43 depmod_hack_needed=true
44 tmp_dir=$(mktemp -d ${TMPDIR:-/tmp}/depmod.XXXXXX)
45 mkdir -p "$tmp_dir/lib/modules/$KERNELRELEASE"
46 if "$DEPMOD" -b "$tmp_dir" $KERNELRELEASE 2>/dev/null; then
47 if test -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep" -o \
48 -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep.bin"; then
49 depmod_hack_needed=false
53 if $depmod_hack_needed; then
54 symlink="$INSTALL_MOD_PATH/lib/modules/99.98.$KERNELRELEASE"
55 ln -s "$KERNELRELEASE" "$symlink"
56 KERNELRELEASE=99.98.$KERNELRELEASE
59 set -- -ae -F System.map
60 if test -n "$INSTALL_MOD_PATH"; then
61 set -- "$@" -b "$INSTALL_MOD_PATH"
63 "$DEPMOD" "$@" "$KERNELRELEASE" $SYMBOL_PREFIX
66 if $depmod_hack_needed; then