1 files changed, 50 insertions, 0 deletions

diff --git a/scripts/depmod.sh b/scripts/depmod.sh
new file mode 100755
index 000000000000..a27235685949
--- /dev/null
+++ b/scripts/depmod.sh
@@ -0,0 +1,50 @@
+#!/bin/sh
+#
+# A depmod wrapper used by the toplevel Makefile
+
+if test $# -ne 2; then
+        echo "Usage: $0 /sbin/depmod <kernelrelease>" >&2
+        exit 1
+fi
+DEPMOD=$1
+KERNELRELEASE=$2
+
+if ! "$DEPMOD" -V 2>/dev/null | grep -q module-init-tools; then
+        echo "Warning: you may need to install module-init-tools" >&2
+        echo "See http://www.codemonkey.org.uk/docs/post-halloween-2.6.txt" >&2
+        sleep 1
+fi
+
+if ! test -r System.map -a -x "$DEPMOD"; then
+        exit 0
+fi
+# older versions of depmod require the version string to start with three
+# numbers, so we cheat with a symlink here
+depmod_hack_needed=true
+tmp_dir=$(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"
+ret=$?
+
+if $depmod_hack_needed; then
+        rm -f "$symlink"
+fi
+
+exit $ret