toolchain

toolchain_scripts/grub.sh

@@ -0,0 +1,46 @@
+#!/bin/bash
+set -euxo pipefail
+
+if [ -z "$OS2_ROOT" ]; then
+    echo "$OS2_ROOT" is blank
+fi
+
+mkdir -p $OS2_ROOT/toolchain || exit 1
+
+pushd $OS2_ROOT/toolchain
+
+mkdir -p grub
+
+pushd grub
+
+mkdir -p prefix
+
+if [ ! -d "grub-2.06" ]; then
+    wget https://ftp.gnu.org/gnu/grub/grub-2.06.tar.xz
+    tar xvf grub-2.06.tar.xz
+    rm grub-2.06.tar.xz
+fi
+
+mkdir -p build
+
+pushd build
+
+if [ ! -f "$OS2_ROOT/toolchain/gcc-i686-elf-prefix/bin/i686-elf-gcc" ]; then
+    echo "binutils not found"
+    exit 1
+fi
+
+export PATH="$OS2_ROOT/toolchain/gcc-i686-elf-prefix/bin":"$PATH"
+
+export PREFIX="$OS2_ROOT/toolchain/grub/prefix"
+export TARGET=i686-elf
+export PATH="$PREFIX/bin:$PATH"
+
+../grub-2.06/configure --disable-werror TARGET_CC=i686-elf-gcc TARGET_AS=i686-elf-as TARGET_OBJCOPY=i686-elf-objcopy \
+    TARGET_STRIP=i686-elf-strip TARGET_NM=i686-elf-nm TARGET_RANLIB=i686-elf-ranlib --target="$TARGET" \
+    --prefix="$PREFIX"
+
+make -j$(nproc)
+make install
+
+touch -m ../done