Master makefile builds everything

Makefile

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+
+RUST_BUILD_RELEASE = rust/target/release
+
+RUST_PH = $(RUST_BUILD_RELEASE)/pH
+
+CARGO = cargo
+CARGO_OPTS = --manifest-path rust/Cargo.toml --release
+
+KERNEL = kernel/ph_linux
+
+CP = cp
+
+.PHONY: all clean $(RUST_PH)
+
+all: pH $(KERNEL)
+
+$(KERNEL):
+	$(MAKE) -C kernel/
+
+pH: $(RUST_PH)
+	$(CP) $(RUST_PH) pH
+
+$(RUST_PH): 
+	$(CARGO) build --bins $(CARGO_OPTS)
+
+clean:
+	rm -f pH
+	$(CARGO) clean $(CARGO_OPTS)
+