A poorly written OS for the x86 arch. (WIP)
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eOS/grub_compile.sh

20 lines
528 B

#!/usr/bin/bash
srcdir=src
bindir=bin
make_grub() {
echo "Making GRUB..."
mkdir -p $bindir/boot/grub
cp $bindir/kernel.bin $bindir/boot/eOS.bin
cp $srcdir/grub/grub.cfg $bindir/boot/grub/grub.cfg
grub-mkrescue -o $bindir/eOS.iso $bindir
}
compile_kernel() {
echo "Compiling kernel... "
gcc -fno-pie -m32 -Os -ffreestanding -c $srcdir/kernel/kernel.c -o $bindir/kernel.o && gcc -o $bindir/kernel.bin $bindir/kernel.o -Wl,--oformat=binary -ffreestanding -nostdlib -shared -Ttext 0x1000 -m32
}
compile_kernel
make_grub