Add Makefile for distribution packaging

This Makefile helps to package tmux-resurrect on GNU/Linux
distributions like openSUSE.

Makefile

@@ -0,0 +1,64 @@
+# This file is intended for installation in UNIX based systems
+SHELL = /bin/sh
+INSTALL = install
+INSTALL_DATA = $(INSTALL) -m 0555
+INSTALL_DIR = $(INSTALL) -d -m 0755
+
+software_name = tmux-resurrect
+prefix = /usr/local
+datadir = $(prefix)/share
+srcdir = $(prefix)/src
+software_srcdir = $(srcdir)/$(software_name)
+software_datadir = $(DESTDIR)$(datadir)/$(software_name)
+
+files = \
+resurrect.tmux \
+save_command_strategies/gdb.sh \
+save_command_strategies/linux_procfs.sh \
+save_command_strategies/pgrep.sh \
+save_command_strategies/ps.sh \
+scripts/check_tmux_version.sh \
+scripts/helpers.sh \
+scripts/process_restore_helpers.sh \
+scripts/restore.exp \
+scripts/restore.sh \
+scripts/save.sh \
+scripts/spinner_helpers.sh \
+scripts/tmux_spinner.sh \
+scripts/variables.sh \
+strategies/irb_default_strategy.sh \
+strategies/mosh-client_default_strategy.sh \
+strategies/nvim_session.sh \
+strategies/vim_session.sh
+
+subdirs = \
+save_command_strategies \
+scripts \
+strategies
+
+# It is important to leave two empty lines between define and endef.
+# Between those there is a newline character that gets inserted when ${\n} is used.
+define \n
+
+
+endef
+
+.PHONY: all
+all:
+	@echo "This is the default target and does nothing. Use 'make install' to install"
+
+.PHONY: install
+install: installdirs
+	$(foreach filename, $(files), $(INSTALL_DATA) $(software_srcdir)/$(filename) $(software_datadir)/$(filename)${\n})
+	@echo "$(software_name) is installed :)"
+
+.PHONY: uninstall
+uninstall:
+	$(foreach filename, $(files), rm $(software_datadir)/$(filename)${\n})
+	$(foreach dirname, $(subdirs), rmdir $(software_datadir)/$(dirname)${\n})
+	@echo "$(software_name) is uninstalled :)"
+
+.PHONY: installdirs
+installdirs:
+	$(INSTALL_DIR) $(software_datadir)
+	$(foreach dirname, $(subdirs), $(INSTALL_DIR) $(software_datadir)/$(dirname)${\n})

README.md

@@ -69,6 +69,30 @@ Add plugin to the list of TPM plugins in `.tmux.conf`:
 Hit `prefix + I` to fetch the plugin and source it. You should now be able to
 use the plugin.
 
+### Makefile
+
+Download the ZIP archive and extract the contents into the source file directory.
+
+    $ wget https://github.com/tmux-plugins/tmux-resurrect/archive/master.zip
+    $ unzip -n master.zip
+    $ sudo mv tmux-resurrect-master /usr/local/src/tmux-resurrect
+    $ cd /usr/local/src/tmux-resurrect
+    $ sudo make install
+
+It will copy the needed files into the expected directory on your system, following https://en.wikipedia.org/wiki/Filesystem_Hierarchy_Standard.
+
+Add this line to the bottom of `.tmux.conf`:
+
+    run-shell /usr/local/share/tmux-resurrect/resurrect.tmux
+
+Reload TMUX environment with: `$ tmux source-file ~/.tmux.conf`.
+You should now be able to use the plugin.
+
+To uninstall, execute
+
+    $ cd /usr/local/src/tmux-resurrect
+    $ sudo make uninstall
+
 ### Manual Installation
 
 Clone the repo: