Build: Add make target install/uninstall

src/Makefile

@@ -1,15 +1,11 @@
-include Makefile.conf
-
-ifneq ($(wildcard local.conf),)
-    $(info ================================================)
-    $(info Overrides in `local.conf` are used.)
-    $(info ================================================)
-endif
+include ../Makefile.conf
 
 TARGET=transport_status_code.h transport_status_code.c PEPTransportStatusCode.h TransportStatusCode.kt
-
+HEADERS=$(wildcard *.hh *.hxx *.h)
 TSC=$(wildcard *.tsc)
 
+.PHONY: install uninstall clean
+
 all: $(TARGET)
 
 transport_status_code.h: gen_c.ysl2 transport_status_code.yml2 $(TSC)
@@ -24,7 +20,15 @@ PEPTransportStatusCode.h: gen_objc.ysl2 transport_status_code.yml2 $(TSC)
 TransportStatusCode.kt: gen_kotlin.ysl2 transport_status_code.yml2 $(TSC)
 	$(YML2_PROC) -y $< -o $@ transport_status_code.yml2
 
-.PHONY: clean
+
+install: $(TARGET)
+	mkdir -p $(PREFIX)/include/pEp
+	mkdir -p $(PREFIX)/lib
+	cp -v $(HEADERS) $(PREFIX)/include/pEp/
+
+uninstall:
+	cd $(PREFIX)/include/pEp && rm -vf $(HEADERS)
+	cd $(PREFIX)/lib && rm -vf $(TARGET)
 
 clean:
 	rm -f $(TARGET)