FreeBSD/Linux Kernel Cross Reference
sys/scripts/depmod.sh

     #!/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 ! 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

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