I don't like CMake

I switched to basic shell scripts now

1 files changed, 158 insertions, 0 deletions

diff --git a/run b/run
new file mode 100755
index 0000000..f18743b
--- /dev/null
+++ b/run
@@ -0,0 +1,158 @@
+#!/usr/bin/env sh
+
+NETWORK="rtl8139"
+
+qemu_with_flags() {
+  qemu-system-i386 -no-reboot -vga std -smp "$(nproc)" -serial stdio -rtc base=localtime -m 256M -net nic,model=${NETWORK},macaddr=42:42:42:42:42:42 -net user "$@"
+}
+
+compile_with_flags() {
+ i686-elf-gcc -std=gnu99 -ffreestanding -O3 -nostdlib -Wall -Wextra -Wno-unused-parameter "$@"
+}
+
+make_cross() {
+  if [ ! -d "./cross/" ]; then
+    # Create directory
+    mkdir -p cross
+    cd cross || exit
+    DIR=$(pwd)
+
+    # Get sources
+    mkdir "${DIR}/src" && cd "${DIR}/src" || exit
+    echo "Downloading..."
+    curl -sSL "https://ftp.gnu.org/gnu/binutils/binutils-2.32.tar.xz" | tar xJ
+    curl -sSL "https://ftp.gnu.org/gnu/gcc/gcc-9.2.0/gcc-9.2.0.tar.xz" | tar xJ
+
+    # Prepare compiling
+    mkdir -p "${DIR}/opt/bin"
+    export PREFIX="${DIR}/opt"
+    export TARGET=i686-elf
+    export PATH="$PREFIX/bin:$PATH"
+
+    # Compile binutils
+    mkdir "${DIR}/src/build-binutils" && cd "${DIR}/src/build-binutils" || exit
+    ../binutils-2.32/configure --target="$TARGET" --prefix="$PREFIX" --with-sysroot --disable-nls --disable-werror
+    make
+    make install
+
+    # Compile GCC
+    mkdir "${DIR}/src/build-gcc" && cd "${DIR}/src/build-gcc" || exit
+    ../gcc-9.2.0/configure --target="$TARGET" --prefix="$PREFIX" --disable-nls --enable-languages=c,c++ --without-headers
+    make all-gcc
+    make all-target-libgcc
+    make install-gcc
+    make install-target-libgcc
+
+    cd "${DIR}/.." || exit
+    . cross.sh || exit
+  else
+    # Should be sourced to take effect
+    cd cross || exit
+    DIR=$(pwd)
+    export PREFIX="${DIR}/opt"
+    export TARGET=i686-elf
+    export PATH="$PREFIX/bin:$PATH"
+    cd ..
+  fi
+}
+
+make_build() {
+  echo "Building..."
+	mkdir -p ./build/kernel && mkdir -p ./build/userspace
+
+	# Assemble ASM files
+	find ./src/kernel/ -name \*.asm >./build/tmp
+	while read -r line; do
+		stripped=$(echo "${line}" | sed -r 's/\//_/g')
+		stripped=${stripped#??????}
+		stripped=${stripped%%???}o
+		nasm -f elf ./"${line}" -o ./build/kernel/asm_"${stripped}" || exit
+	done <./build/tmp
+	rm ./build/tmp
+
+	# Make all kernel C files
+	find ./src/kernel/ -name \*.c >./build/tmp
+	while read -r line; do
+		stripped=$(echo "${line}" | sed -r 's/\//_/g')
+		stripped=${stripped#??????}
+		stripped=${stripped%%?}o
+		compile_with_flags -c ./"${line}" -I ./src -D ${NETWORK} -o ./build/kernel/"${stripped}" || exit
+	done <./build/tmp
+	rm ./build/tmp
+
+	# Link kernel ASM and C objects
+	compile_with_flags ./build/kernel/*.o -T ./src/kernel/linker.ld -I ./src -o ./build/melvix.bin || exit
+
+	# Modules
+	compile_with_flags -c ./src/resources/font.c -I ./src -o ./build/font.o
+	i686-elf-objcopy -O binary ./build/font.o ./build/font.bin
+	rm ./build/font.o
+
+	# Userspace
+	nasm -f elf ./src/userspace/start.asm -o ./build/userspace/start.o || exit
+	find ./src/userspace/ -name \*.c >./build/tmp
+	while read -r line; do
+		stripped=$(echo "${line}" | sed -r 's/\//_/g')
+		stripped=${stripped#??????}
+		stripped=${stripped%%?}o
+		compile_with_flags -c ./"${line}" -I ./src/userspace -o ./build/userspace/"${stripped}" || exit
+	done <./build/tmp
+	rm ./build/tmp
+	compile_with_flags ./build/userspace/*.o -I ./src/userspace -o ./build/user.o || exit
+	i686-elf-objcopy -O binary ./build/user.o ./build/user.bin
+
+	# Create ISO
+	mkdir -p ./iso/boot/
+	mv ./build/melvix.bin ./iso/boot/kernel.bin
+	nasm ./src/bootloader/cd.asm -f bin -o ./iso/boot/cd.bin || exit
+	nasm ./src/bootloader/hdd1.asm -f bin -o ./iso/boot/hdd1.bin || exit
+	nasm ./src/bootloader/hdd2.asm -f bin -o ./iso/boot/hdd2.bin || exit
+	cp ./build/user.bin ./iso/user.bin || exit
+	cp ./build/font.bin ./iso/font.bin || exit
+	genisoimage -quiet -input-charset utf-8 -no-emul-boot -b boot/cd.bin -o ./build/melvix.iso ./iso;
+  head -c 10485760 /dev/zero > ./build/hdd10M.img
+
+  printf "Build finshed successfully!\n\n"
+}
+
+make_test() {
+  qemu_with_flags -cdrom ./build/melvix.iso -drive file=./build/hdd10M.img,format=raw
+}
+
+make_debug() {
+  qemu_with_flags -s -cdrom ./build/melvix.iso -drive file=./build/hdd10M.img,format=raw
+}
+
+make_image() {
+  qemu_with_flags -cdrom ./build/melvix.iso -drive file=./build/hdd10M.img,format=raw
+  qemu_with_flags -drive file=./build/hdd10M.img,format=raw
+}
+
+make_clean() {
+  rm -rf ./build ./iso
+}
+
+if [ "${1}" = "cross" ]; then
+  make_cross
+elif [ "${1}" = "build" ]; then
+  make_cross
+  make_clean
+  make_build
+elif [ "${1}" = "clean" ]; then
+  make_clean
+elif [ "${1}" = "test" ]; then
+  make_cross
+  make_clean
+  make_build
+  make_test
+elif [ "${1}" = "debug" ]; then
+  make_debug
+elif [ "${1}" = "image" ]; then
+  make_cross
+  make_clean
+  make_build
+  make_image
+else
+  echo "Please use the following syntax:"
+  echo "./run {cross | build | clean | test | debug | image}"
+fi