| #!/bin/sh | |
| # | |
| # A depmod wrapper used by the toplevel Makefile | |
| if test $# -ne 3; then | |
| echo "Usage: $0 /sbin/depmod <kernelrelease> <symbolprefix>" >&2 | |
| exit 1 | |
| fi | |
| DEPMOD=$1 | |
| KERNELRELEASE=$2 | |
| SYMBOL_PREFIX=$3 | |
| if ! test -r System.map -a -x "$DEPMOD"; then | |
| exit 0 | |
| fi | |
| # older versions of depmod don't support -P <symbol-prefix> | |
| # support was added in module-init-tools 3.13 | |
| if test -n "$SYMBOL_PREFIX"; then | |
| release=$("$DEPMOD" --version) | |
| package=$(echo "$release" | cut -d' ' -f 1) | |
| if test "$package" = "module-init-tools"; then | |
| version=$(echo "$release" | cut -d' ' -f 2) | |
| later=$(printf '%s\n' "$version" "3.13" | sort -V | tail -n 1) | |
| if test "$later" != "$version"; then | |
| # module-init-tools < 3.13, drop the symbol prefix | |
| SYMBOL_PREFIX="" | |
| fi | |
| fi | |
| if test -n "$SYMBOL_PREFIX"; then | |
| SYMBOL_PREFIX="-P $SYMBOL_PREFIX" | |
| fi | |
| fi | |
| # older versions of depmod require the version string to start with three | |
| # numbers, so we cheat with a symlink here | |
| depmod_hack_needed=true | |
| tmp_dir=$(mktemp -d ${TMPDIR:-/tmp}/depmod.XXXXXX) | |
| mkdir -p "$tmp_dir/lib/modules/$KERNELRELEASE" | |
| if "$DEPMOD" -b "$tmp_dir" $KERNELRELEASE 2>/dev/null; then | |
| if test -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep" -o \ | |
| -e "$tmp_dir/lib/modules/$KERNELRELEASE/modules.dep.bin"; then | |
| depmod_hack_needed=false | |
| fi | |
| fi | |
| rm -rf "$tmp_dir" | |
| 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" $SYMBOL_PREFIX | |
| ret=$? | |
| if $depmod_hack_needed; then | |
| rm -f "$symlink" | |
| fi | |
| exit $ret |