Makefile: Add Makefile file

The intent is mainly to automate the installation and/or packaging
process.

Signed-off-by: Julien Thierry <jthierry@redhat.com>

Makefile

@@ -0,0 +1,33 @@
+PREFIX	?= /usr/local
+
+MANDIR	= $(addprefix $(DESTDIR),$(PREFIX)/share/man/man8)
+CONFDIR	= $(addprefix $(DESTDIR),/etc/dnf/plugins)
+
+ifeq (, $(PYTHONSITES))
+PYTHON = $(shell command -v python3)
+ifeq (, $(PYTHON))
+$(error "No python3 installation found.")
+endif
+
+PY_MAJOR = $(basename $(lastword $(shell $(PYTHON) --version)))
+PYTHON_PREFIX = $(dir $(subst /bin/,/bin,$(dir $(PYTHON))))
+
+PYTHONSITES = $(addsuffix lib/python$(PY_MAJOR)/site-packages,$(PYTHON_PREFIX))
+endif
+
+DNFPLUGINDIR = $(addprefix $(DESTDIR),$(PYTHONSITES)/dnf-plugins)
+
+TARGETS = kpatch.py conf/kpatch.conf man/dnf.kpatch.8.gz
+
+all: $(TARGETS)
+
+install: $(TARGETS)
+	install -d $(MANDIR)
+	install man/dnf.kpatch.8.gz $(MANDIR)
+	install -d $(CONFDIR)
+	install conf/kpatch.conf $(CONFDIR)
+	install -d $(DNFPLUGINDIR)
+	install kpatch.py $(DNFPLUGINDIR)
+
+%.gz: %
+	gzip --keep $^