Commit 1ff0b555 authored by Michael S. Tsirkin's avatar Michael S. Tsirkin
Browse files

scripts/update-linux-headers.sh: pull virtio hdrs 



It doesn't make sense to copy values manually:
the only issue with getting headers from linux
seems to be dealing with linux/types, we
can easily fix that automatically while importing.

Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
Reviewed-by: default avatarThomas Huth <thuth@linux.vnet.ibm.com>
parent afaa2e4b

scripts/update-linux-headers.sh

+41 −0
Original line number Diff line number Diff line
@@ -28,6 +28,36 @@ if [ -z "$output" ]; then 
    output="$PWD"

fi



cp_virtio() {

    from=$1

    to=$2

    virtio=$(find "$from" -name '*virtio*h')

    if [ "$virtio" ]; then

        rm -rf "$to"

        mkdir -p "$to"

        for f in $virtio; do

            if

                grep '#include' "$f" | grep -v -e 'linux/virtio' \

                                             -e 'linux/types' \

                                             -e 'linux/if_ether' \

                                             > /dev/null

            then

                echo "Unexpected #include in input file $f".

                exit 2

            fi



            header=$(basename "$f");

            sed -e 's/__u\([0-9][0-9]*\)/uint\1_t/g' \

                -e 's/__le\([0-9][0-9]*\)/uint\1_t/g' \

                -e 's/__be\([0-9][0-9]*\)/uint\1_t/g' \

                -e 's/<linux\/\([^>]*\)>/"standard-headers\/linux\/\1"/' \

                -e 's/__bitwise__//' \

                -e 's/__attribute__((packed))/QEMU_PACKED/' \

                "$f" > "$to/$header";

        done

    fi

}



# This will pick up non-directories too (eg "Kconfig") but we will

# ignore them in the next loop.

ARCHLIST=$(cd "$linux/arch" && echo *)
@@ -76,4 +106,15 @@ else 
    cp "$linux/COPYING" "$output/linux-headers"

fi





cp_virtio "$tmpdir/include/linux/" "$output/include/standard-headers/linux"



cat <<EOF >$output/include/standard-headers/linux/types.h

#include <stdint.h>

#include "qemu/compiler.h"

EOF

cat <<EOF >$output/include/standard-headers/linux/if_ether.h

#define ETH_ALEN    6

EOF



rm -rf "$tmpdir"