A generic Makefile for building/signing/install bash scripts

Makefile

NAME=project
VERSION=0.0.1

FILES=$(shell git ls-files)
INSTALL_DIRS={etc,lib,bin,sbin,share}
DOC_FILES=doc/*
EXTRA_DOC_FILES=*.{md,tt,txt}

PKG_DIR=pkg
PKG_NAME=$(NAME)-$(VERSION)
PKG=$(PKG_DIR)/$(PKG_NAME).tar.bz2
SIG=$(PKG_DIR)/$(PKG_NAME).asc

PREFIX=/usr/local
DOC_DIR=$(PREFIX)/share/doc/$(PKG_NAME)

pkg:
	mkdir -p $(PKG_DIR)

$(PKG): pkg $(FILES)
	tar -cjvf $(PKG) --transform 's|^|$(PKG_NAME)/|' $(FILES)

build: $(PKG)

$(SIG): $(PKG)
	gpg --sign --detach-sign --armor $(PKG)

sign: $(SIG)

all: $(PKG) $(SIG)

clean:
	rm -f $(PKG) $(SIG)

install:
	for file in `find $(INSTALL_DIRS) -type f 2>/dev/null`; do install -D $$file $(PREFIX)/$$file; done
	install -d $(DOC_DIR)
	cp -r $(DOC_FILES) $(DOC_DIR)/ 2>/dev/null || true
	cp -r $(EXTRA_DOC_FILES) $(DOC_DIR)/ 2>/dev/null || true

uninstall:
	for file in `find $(INSTALL_DIRS) -type f 2>/dev/null`; do rm -f $(PREFIX)/$$file; done
	rm -rf $(DOC_DIR)