Improve Makefile for maintainability

Author: SmartFinn

Makefile

@@ -1,17 +1,17 @@
+PREFIX ?= /usr/share
+
 all:
 
 install:
-	mkdir -p $(DESTDIR)/usr/share/libreoffice/share/config
-	cp --no-preserve=mode,ownership -r \
-		images_papirus.zip \
-		images_epapirus.zip \
-		images_papirus_dark.zip \
-		$(DESTDIR)/usr/share/libreoffice/share/config
+	install -dpm 755 $(DESTDIR)$(PREFIX)/libreoffice/share/config
+	install -Dpm 644 images_papirus.zip $(DESTDIR)$(PREFIX)/libreoffice/share/config/images_papirus.zip
+	install -Dpm 644 images_epapirus.zip $(DESTDIR)$(PREFIX)/libreoffice/share/config/images_epapirus.zip
+	install -Dpm 644 images_papirus_dark.zip $(DESTDIR)$(PREFIX)/libreoffice/share/config/images_papirus_dark.zip
 
 uninstall:
-	-rm -f $(DESTDIR)/usr/share/libreoffice/share/config/images_papirus.zip
-	-rm -f $(DESTDIR)/usr/share/libreoffice/share/config/images_epapirus.zip
-	-rm -f $(DESTDIR)/usr/share/libreoffice/share/config/images_papirus_dark.zip
+	-rm -f $(DESTDIR)$(PREFIX)/libreoffice/share/config/images_papirus.zip
+	-rm -f $(DESTDIR)$(PREFIX)/libreoffice/share/config/images_epapirus.zip
+	-rm -f $(DESTDIR)$(PREFIX)/libreoffice/share/config/images_papirus_dark.zip
 
 _get_version:
 	$(eval VERSION := $(shell git show -s --format=%cd --date=format:%Y%m%d HEAD))