1 files changed, 74 insertions, 0 deletions
diff --git a/personal/linux-zfs/build b/personal/linux-zfs/build
new file mode 100755
index 0000000..e20e179
--- /dev/null
+++ b/personal/linux-zfs/build
@@ -0,0 +1,74 @@
+#!/bin/sh -e
+
+# POSIX install functions, similar to 'install -Dm'
+# and 'install -Dm* -t'
+kinstall() {
+    # usage: kinstall 644 file /usr/bin/prog
+    mkdir -p "${3%/*}"; rmdir "$3" 2>/dev/null ||:
+    cp "$2" "$3"
+    [ -d "$3" ] && set -- "$1" "$3/${2##*/}"
+    chmod "$1" "${3:-$2}"
+}
+
+kinstall_t() {
+    # usage: kinstall_t 644 /usr/bin prog1 prog2
+    mod=$1 dir=$2; mkdir -p "$dir"
+    shift 2
+    for file; do
+        cp "$file" "$dir"
+        chmod "$mod" "$dir/${file##*/}"
+    done
+}
+
+# Use an out function similar to KISS' log.
+out() { printf '\033[1;33m-> \033[1;36mlinux \033[m%s\n' "$@" >&2 ;}
+
+ROOT=$PWD
+ver=$(make -C linux -s kernelversion)
+
+# Prepare the kernel sources first.
+(
+    out "Preparing the kernel"
+    cd linux
+    patch -p1 < kernel-no-perl.patch
+
+    cp .config oldconfig
+    ./scripts/config -e modules
+    make olddefconfig
+    make prepare
+)
+
+(
+    out "Preparing zfs modules"
+    cd zfs
+
+    sed -i 's|CDDL|GPL|g' META
+
+    ./configure \
+        --prefix=/usr \
+        --sysconfdir=/etc \
+        --sbindir=/usr/bin \
+        --disable-systemd \
+        --disable-sysvinit \
+        --disable-nls \
+        --enable-linux-builtin \
+        --with-linux="$ROOT/linux"
+
+    sed -i "/^KERNEL_DIR/s|^.*|KERNEL_DIR=$ROOT/linux|" copy-builtin
+    ./copy-builtin "$ROOT/linux"
+)
+
+(
+    cd linux
+
+    # Enable zfs
+    ./scripts/config -e zfs -d modules
+
+    out "Compiling the kernel"
+    make
+
+    out "Installing the kernel"
+    install -Dm644 "$(make -s image_name)" "$1/boot/vmlinuz-$ver"
+    install -Dm644 System.map              "$1/boot/System.map-$ver"
+    install -Dm644 oldconfig               "$1/boot/Config-$ver"
+)