diff options
Diffstat (limited to 'scripts/depmod.sh')
| -rwxr-xr-x | scripts/depmod.sh | 68 |
1 files changed, 18 insertions, 50 deletions
diff --git a/scripts/depmod.sh b/scripts/depmod.sh index 122599b1c13b..3c34fecacbc8 100755 --- a/scripts/depmod.sh +++ b/scripts/depmod.sh @@ -1,64 +1,32 @@ #!/bin/sh +# SPDX-License-Identifier: GPL-2.0 # -# A depmod wrapper used by the toplevel Makefile +# A depmod wrapper -if test $# -ne 3; then - echo "Usage: $0 /sbin/depmod <kernelrelease> <symbolprefix>" >&2 +if test $# -ne 1; then + echo "Usage: $0 <kernelrelease>" >&2 exit 1 fi -DEPMOD=$1 -KERNELRELEASE=$2 -SYMBOL_PREFIX=$3 -if ! test -r System.map -a -x "$DEPMOD"; then - exit 0 -fi +KERNELRELEASE=$1 -# older versions of depmod don't support -P <symbol-prefix> -# support was added in module-init-tools 3.13 -if test -n "$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 +: ${DEPMOD:=depmod} -# older versions of depmod require the version string to start with three -# numbers, so we cheat with a symlink here -depmod_hack_needed=true -tmp_dir=$(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/$KERNELRELEASE/modules.dep.bin"; then - depmod_hack_needed=false - fi +if ! test -r "${objtree}/System.map" ; then + echo "Warning: modules_install: missing 'System.map' file. Skipping depmod." >&2 + exit 0 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 + +# legacy behavior: "depmod" in /sbin, no /sbin in PATH +PATH="$PATH:/sbin" +if [ -z $(command -v $DEPMOD) ]; then + echo "Warning: 'make modules_install' requires $DEPMOD. Please install it." >&2 + echo "This is probably in the kmod package." >&2 + exit 0 fi -set -- -ae -F System.map +set -- -ae -F "${objtree}/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 $ret +exec "$DEPMOD" "$@" "$KERNELRELEASE" |