135 lines
4 KiB
Bash
Executable file
135 lines
4 KiB
Bash
Executable file
#!/bin/bash
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set -e
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set -x
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CWD=$(pwd)
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THIS_HOST=${THIS_HOST:-$(hostname -s)}
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PRGNAM=$(basename "$CWD")-$THIS_HOST
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BUILD=${BUILD:-6}
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BRANCH=${BRANCH:-mainline} # stable ; mainline
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ARCH=$(uname -m)
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TAG=gwh
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TMP=/tmp/$TAG
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PKG=$TMP/pkg-$PRGNAM
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OUTPUT=/tmp
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NUMJOBS=${NUMJOBS:-$(nproc)}
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ANEW=${ANEW:-true}
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CONFIG=${CONFIG:-""}
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rm -fr "$PKG"
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VERSION=${VERSION:-$(curl https://www.kernel.org/feeds/kdist.xml | grep -o "[0-9.rc-]*: $BRANCH" | head -n1 | cut -d: -f1)}
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mkdir -p "$PKG/usr/src/"
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if [ -e "/usr/src/linux-$VERSION" ] && [[ "$ANEW" != "true" ]]; then
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cp -a "/usr/src/linux-$VERSION" "$PKG/usr/src/"
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else
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if [ "$BRANCH" == "stable" ]; then
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SRC_URL="https://cdn.kernel.org/pub/linux/kernel/v$(echo "$VERSION" | cut -d. -f1).x"
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else
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SRC_URL="https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/snapshot"
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fi
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[ ! -e "$CWD"/linux-"$VERSION".tar.xz ] && wget -c "$SRC_URL/linux-$VERSION.tar.xz" -O "$CWD/linux-$VERSION.tar.xz"
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tar xf "$CWD/linux-$VERSION.tar.xz" -C "$PKG/usr/src/"
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fi
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cd "$PKG/usr/src/" || exit 1
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ln -s "linux-$VERSION" linux
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cd "linux-$VERSION"
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if [ -n "$CONFIG" ] && [ -e "$CONFIG" ]; then
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cat "$CONFIG" > .config
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fi
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if [ ! -f .config ]; then
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zcat /proc/config.gz > .config
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fi
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read
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make oldconfig "$@"
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make -j"$NUMJOBS"
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make modules -j"$NUMJOBS"
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make modules_install INSTALL_MOD_PATH="$PKG"
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if [ -z "${HEADERS_ARCH}" ]; then
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case "$(uname -m)" in
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i?86) HEADERS_ARCH=x86 ;;
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x86_64) HEADERS_ARCH=x86 ;;
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aarch64) HEADERS_ARCH=arm64 ;;
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# Use uname -m for all other archs:
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*) HEADERS_ARCH=$(uname -m) ;;
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esac
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fi
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# Generate the kernel headers and clean them up:
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( echo "Generating headers from the Linux kernel source tree in ${KERNEL_SOURCE}:"
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make headers_install ARCH="${HEADERS_ARCH}" INSTALL_HDR_PATH="$PKG/usr"
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cd "$PKG/usr/include" || exit 1
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# You won't want these files. The ones in libdrm work better.
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rm -rf drm
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# This next part seems pretty much cosmetic, but since we've been doing this
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# for a long time (and others also do), we'll stick with it:
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mv asm "asm-${HEADERS_ARCH}"
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ln -sf "asm-${HEADERS_ARCH}" asm
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# Remove unneeded dotfiles:
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find . -name ".??*" -exec rm -f {} \+
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)
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VERSION=$(basename "$(find "$PKG/lib/modules/" -type d -maxdepth 1 -mindepth 1 | head -n1)")
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mkdir -p "$PKG/boot/"
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# cp System.map "$PKG/boot/System.map-gwh-$VERSION"
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# cp .config "$PKG/boot/config-gwh-$VERSION"
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# cp "arch/${ARCH}/boot/bzImage" "$PKG/boot/vmlinuz-gwh-$VERSION"
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cp System.map "$PKG/boot/System.map-gwh"
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cp .config "$PKG/boot/config-gwh"
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cp "arch/${ARCH}/boot/bzImage" "$PKG/boot/vmlinuz-gwh"
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make clean
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cd "$PKG/boot/" || exit 1
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# ln -s "vmlinuz-gwh-$VERSION" vmlinuz-gwh
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# ln -s "config-gwh-$VERSION" config-gwh
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# ln -s "System.map-gwh-$VERSION" System.map-gwh
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ln -s vmlinuz-gwh "vmlinuz-gwh-$VERSION"
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ln -s config-gwh "config-gwh-$VERSION"
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ln -s System.map-gwh "System.map-gwh-$VERSION"
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mkdir -p "$PKG/install"
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cat <<EOF > "$PKG/install/doinst.sh"
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echo -n "updating grub... "
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grub-install --target=x86_64-efi --efi-directory=/boot/efi --bootloader-id=grub
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echo OK
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echo -n "building initrd… "
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cd /
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eval \$(/usr/share/mkinitrd/mkinitrd_command_generator.sh -k $VERSION -r | sed "s|/boot/initrd.gz|/boot/initrd-gwh-${VERSION}.gz|")
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echo "OK"
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[ -L /boot/initrd-gwh.gz ] && rm /boot/initrd-gwh.gz
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ln -s /boot/initrd-gwh-${VERSION}.gz /boot/initrd-gwh.gz
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grub-mkconfig -o /boot/grub/grub.cfg
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EOF
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cat <<EOF > "$PKG/install/slack-desc"
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$PRGNAM: $PRGNAM (kernel)
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$PRGNAM:
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$PRGNAM: Linux is a clone of the operating system Unix, written from scratch by
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$PRGNAM: Linus Torvalds with assistance from a loosely-knit team of hackers
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$PRGNAM: across the Net. It aims towards POSIX and Single UNIX Specification
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$PRGNAM: compliance.
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$PRGNAM:
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$PRGNAM: It has all the features you would expect in a modern fully-fledged Unix
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$PRGNAM:
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$PRGNAM: http://www.kernel.org
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$PRGNAM:
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EOF
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cd "$PKG" || exit 1
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rm -f "$PKG/{,usr/}lib$(uname -m | grep -o 64)/*.la"
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/sbin/makepkg -l y -c n "$OUTPUT/$PRGNAM-$(echo "$VERSION" | tr - _)-$ARCH-$BUILD$TAG.txz"
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