114 lines
2.5 KiB
Text
114 lines
2.5 KiB
Text
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#!/bin/bash
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set -e
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usage()
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{
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echo "usage: $0 <kernel source tree>" >&2
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exit 1
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}
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[ "$#" -eq 1 ] || usage
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KERNEL_DIR="$(readlink --canonicalize-existing "$1")"
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MODULES=()
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MODULES+="spl"
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for MODULE_DIR in module/*
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do
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[ -d "$MODULE_DIR" ] || continue
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[ "spl" = "${MODULE_DIR##*/}" ] && continue
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MODULES+=("${MODULE_DIR##*/}")
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done
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if ! [ -e 'zfs_config.h' ]
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then
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echo >&2
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echo " $0: you did not run configure, or you're not in the ZFS source directory." >&2
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echo " $0: run configure with --with-linux=$KERNEL_DIR and --enable-linux-builtin." >&2
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echo >&2
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exit 1
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fi
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make clean || true
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scripts/make_gitrev.sh || true
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rm -rf "$KERNEL_DIR/include/zfs" "$KERNEL_DIR/fs/zfs"
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cp --recursive include "$KERNEL_DIR/include/zfs"
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cp --recursive module "$KERNEL_DIR/fs/zfs"
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cp zfs_config.h "$KERNEL_DIR/include/zfs/"
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for MODULE in "${MODULES[@]}"
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do
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sed -i.bak '/obj =/d' "$KERNEL_DIR/fs/zfs/$MODULE/Makefile"
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sed -i.bak '/src =/d' "$KERNEL_DIR/fs/zfs/$MODULE/Makefile"
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done
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cat > "$KERNEL_DIR/fs/zfs/Kconfig" <<"EOF"
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config ZFS
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tristate "ZFS filesystem support"
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depends on EFI_PARTITION
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select ZLIB_INFLATE
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select ZLIB_DEFLATE
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help
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This is the ZFS filesystem from the ZFS On Linux project.
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See http://zfsonlinux.org/
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To compile this file system support as a module, choose M here.
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If unsure, say N.
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EOF
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{
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cat <<-"EOF"
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ZFS_MODULE_CFLAGS = -I$(srctree)/include/zfs
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ZFS_MODULE_CFLAGS += -I$(srctree)/include/zfs/spl
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ZFS_MODULE_CFLAGS += -include $(srctree)/include/zfs/zfs_config.h
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ZFS_MODULE_CFLAGS += -std=gnu99 -Wno-declaration-after-statement
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ZFS_MODULE_CPPFLAGS = -D_KERNEL
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ZFS_MODULE_CPPFLAGS += -UDEBUG -DNDEBUG
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export ZFS_MODULE_CFLAGS ZFS_MODULE_CPPFLAGS
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obj-$(CONFIG_ZFS) :=
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EOF
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for MODULE in "${MODULES[@]}"
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do
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echo 'obj-$(CONFIG_ZFS) += ' "$MODULE/"
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done
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} > "$KERNEL_DIR/fs/zfs/Kbuild"
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add_after()
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{
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local FILE="$1"
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local MARKER="$2"
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local NEW="$3"
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local LINE
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while IFS='' read -r LINE
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do
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echo "$LINE"
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if [ -n "$MARKER" -a "$LINE" = "$MARKER" ]
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then
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echo "$NEW"
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MARKER=''
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if IFS='' read -r LINE
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then
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[ "$LINE" != "$NEW" ] && echo "$LINE"
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fi
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fi
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done < "$FILE" > "$FILE.new"
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mv "$FILE.new" "$FILE"
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}
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add_after "$KERNEL_DIR/fs/Kconfig" 'if BLOCK' 'source "fs/zfs/Kconfig"'
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add_after "$KERNEL_DIR/fs/Makefile" 'endif' 'obj-$(CONFIG_ZFS) += zfs/'
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echo >&2
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echo " $0: done." >&2
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echo " $0: now you can build the kernel with ZFS support." >&2
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echo " $0: make sure you enable ZFS support (CONFIG_ZFS) before building." >&2
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echo >&2
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