New repo setup

Makefile

@@ -0,0 +1,44 @@
+CC = aarch64-none-elf-gcc
+CXX = aarch64-none-elf-g++
+AS = aarch64-none-elf-as
+AR = aarch64-none-elf-ar
+prefix:=$(HOME)/.cros/root
+
+COMMANDS_SRCS = $(wildcard src/commands/*.cpp)
+SHELL_OBJS = src/shell.o src/utility.o src/command.o 
+INIT_OBJ = init.o
+
+COMMANDS_TARGETS = $(COMMANDS_SRCS:src/commands/%.cpp=bin/%)
+SHELL_TARGET = shell
+INIT_TARGET = init
+
+CXXFLAGS = -I$(prefix)/include -Isrc -Isrc/commands -ffreestanding -nostdlib -fpermissive -fno-exceptions -fno-rtti -Wall -Wextra -ggdb -O0
+LDFLAGS = -L$(prefix)/lib -nostdlib
+LIBS = -lc -lsyscall
+
+.PHONY: all 
+all: $(COMMANDS_TARGETS) $(SHELL_TARGET) $(INIT_TARGET)
+
+.PHONY: clean
+clean:
+	rm -rf ./bin $(SHELL_TARGET) $(INIT_TARGET) $(SHELL_OBJS) $(INIT_OBJ) src/commands/*.o
+
+.PHONY: install
+install:
+	mkdir -p $(prefix)/bin
+	cp -a bin/. $(prefix)/bin
+	cp $(SHELL_TARGET) $(prefix)/bin
+	cp $(INIT_TARGET) $(prefix)/bin
+
+# Compiling individual command files
+bin/%: src/commands/%.o
+	@mkdir -p bin 
+	$(CXX) $(LDFLAGS) $(CXXFLAGS) -o $@ $< $(LIBS)
+
+# Compiling shell.cpp
+$(SHELL_TARGET): $(SHELL_OBJS)
+	$(CXX) $(LDFLAGS) $(CXXFLAGS) -o $@ $^ $(LIBS)
+
+# Compiling shell INIT
+$(INIT_TARGET): $(INIT_OBJ) 
+	$(CXX) $(LDFLAGS) $(CXXFLAGS) -o $@ $^ $(LIBS)