Modularise makefiles

mk/config.mk

@@ -0,0 +1,51 @@
+# Configuration
+ARCH?=x86_64
+
+# Automatic variables
+ROOT=$(PWD)
+export RUST_TARGET_PATH=$(ROOT)/targets
+export CC=$(ROOT)/libc-artifacts/gcc.sh
+export CFLAGS=-fno-stack-protector -U_FORTIFY_SOURCE
+
+# Kernel variables
+KTARGET=$(ARCH)-unknown-none
+KBUILD=build/kernel
+KRUSTC=./krustc.sh
+KRUSTDOC=./krustdoc.sh
+KCARGO=RUSTC="$(KRUSTC)" RUSTDOC="$(KRUSTDOC)" cargo
+KCARGOFLAGS=--target $(KTARGET) --release -- -C soft-float
+
+# Userspace variables
+export TARGET=$(ARCH)-unknown-redox
+BUILD=build/userspace
+RUSTC=./rustc.sh
+RUSTDOC=./rustdoc.sh
+CARGO=RUSTC="$(RUSTC)" RUSTDOC="$(RUSTDOC)" cargo
+CARGOFLAGS=--target $(TARGET) --release -- -C codegen-units=`nproc`
+
+# Per host variables
+UNAME := $(shell uname)
+ifeq ($(UNAME),Darwin)
+	ECHO=/bin/echo
+	FUMOUNT=sudo umount
+	export LD=$(ARCH)-elf-ld
+	export LDFLAGS=--gc-sections
+	export STRIP=$(ARCH)-elf-strip
+	VB_AUDIO=coreaudio
+	VBM="/Applications/VirtualBox.app/Contents/MacOS/VBoxManage"
+else
+	ECHO=echo
+	FUMOUNT=fusermount -u
+	export LD=ld
+	export LDFLAGS=--gc-sections
+	export STRIP=strip
+	VB_AUDIO="pulse"
+	VBM=VBoxManage
+endif
+
+# An empty target
+FORCE:
+
+# A method of creating a listing for any binary
+%.list: %
+	objdump -C -M intel -D $< > $@