Fallack if gettext is not available. Shebang translation

.gitignore

@@ -0,0 +1,9 @@
+*.asc
+*.gz
+*.tar
+*.xz
+*.zip
+sbin/zram-init
+i18n/*.mo
+i18n/*.po~
+i18n/*.pot

ChangeLog

@@ -7,6 +7,9 @@
 	- French translation
 
 	Martin Väth <martin at mvath.de>:
+	- Fallback if gettext is not available
+	- Makefile: Separate into make | make install, shebang conversion
+	- Makefile: make most installs optional
 	- German translation
 
 *zram-init-9.1:

Makefile

@@ -1,23 +1,29 @@
 BUGADDR   = Martin V\"ath <martin@mvath.de>
 
 EXENAME ?= zram-init
-BINVER  ?= 9.1
 
-PREFIX  ?= /usr/local
-DESTDIR ?=
+PREFIX      ?= /usr/local
+SYSCONFDIR  ?= $(PREFIX)/etc
+DESTDIR     ?=
 
 BINDIR      ?= $(DESTDIR)$(PREFIX)/sbin
-MODPROBEDIR ?= $(DESTDIR)$(PREFIX)/etc/modprobe.d
+MODPROBEDIR ?= $(DESTDIR)$(SYSCONFDIR)/modprobe.d
 MANDIR      ?= $(DESTDIR)$(PREFIX)/share/man/man8
 MODIR       ?= $(DESTDIR)$(PREFIX)/share/locale
 COMP_ZSHDIR ?= $(DESTDIR)$(PREFIX)/share/zsh/site-functions
 SYSTEMDDIR  ?= $(DESTDIR)$(PREFIX)/lib/systemd/system
-CONFDIR     ?= $(DESTDIR)$(PREFIX)/etc/conf.d
-INITDIR     ?= $(DESTDIR)$(PREFIX)/etc/init.d
+CONFDIR     ?= $(DESTDIR)$(SYSCONFDIR)/conf.d
+INITDIR     ?= $(DESTDIR)$(SYSCONFDIR)/init.d
 
-PO ?= i18n/fr.po
+PO ?= i18n/de.po i18n/fr.po
 
+GETTEXT ?= TRUE
+MODIFY_SHEBANG ?= TRUE
+MODPROBED ?= TRUE
+MANPAGE ?= TRUE
+ZSH_COMPLETION ?= TRUE
 SYSTEMD ?= TRUE
+OPENRC ?= TRUE
 
 INSTALL_EXE  ?= install -D --mode=755
 INSTALL_DATA ?= install -D --mode=644
@@ -26,92 +32,133 @@ MSGFMT       ?= msgfmt --check --statistics --verbose
 FXGETTEXT    ?= --no-wrap
 MSGMERGE     ?= msgmerge $(FXGETTEXT) --update --backup=existing --verbose
 XGETTEXT     ?= xgettext $(FXGETTEXT) --from-code=UTF-8 --add-comments="TRANSLATION:" \
-				--keyword="Echo" --flag="Echo:1:no-sh-format" --keyword="xEcho"       \
-				--keyword="xWarning" --keyword="Fatal" --flag="Fatal:1:no-sh-format"  \
-				--keyword="xFatal" --language=Shell --copyright-holder="$(BUGADDR)"   \
-				--package-name="$(EXENAME)" --package-version=$(BINVER)               \
-				--msgid-bugs-address="$(BUGADDR)"
+		--keyword="Echo" --flag="Echo:1:no-sh-format" --keyword="xEcho" \
+		--keyword="xWarning" --keyword="Fatal" --flag="Fatal:1:no-sh-format" \
+		--keyword="xFatal" --language=Shell --add-location=never \
+		--copyright-holder="$(BUGADDR)" \
+		--package-name="$(EXENAME)" --msgid-bugs-address="$(BUGADDR)"
 
 .PHONY: all
-all: $(PO:.po=.mo)
+ifeq ($(GETTEXT), TRUE)
+all: $(PO:.po=.mo) sbin/$(EXENAME)
+else
+all: sbin/$(EXENAME)
+endif
+
+.PHONY: po
+po: $(PO)
 
 i18n/$(EXENAME).pot: sbin/$(EXENAME).in
-	@echo "Creating the Portable Object Template file: $@…"
-	$(XGETTEXT) $< -o $@
+	@echo 'Creating the Portable Object Template file: $@…'
+	$(XGETTEXT) '$<' -o '$@'
 
-i18n/%.po: $(EXENAME).pot
-	@echo "Merging the Portable Object Template file into $@…"
-	$(MSGMERGE) $@ $<
+i18n/%.po: i18n/$(EXENAME).pot
+	@echo 'Merging the Portable Object Template file into $@…'
+	$(MSGMERGE) '$@' '$<'
 
 i18n/%.mo: i18n/%.po
-	@echo "Compiling the Portable Object file: $<…"
-	$(MSGFMT) $< -o $@
+	@echo 'Compiling the Portable Object file: $<…'
+	$(MSGFMT) '$<' -o '$@'
+
+sbin/$(EXENAME): sbin/$(EXENAME).in
+	@echo 'Setting TEXTDOMAINDIR and TEXTDOMAIN variables'
+	sed -e "s'@MODIR@'$(MODIR)'g" -e "s'@EXENAME@'$(EXENAME)'g" \
+		-- '$<' >'$@'
+	chmod 755 -- '$@' || echo 'warn: chmod 755 $@ failed'
+ifeq ($(MODIFY_SHEBANG), TRUE)
+	@echo 'Modifying shebang…'
+	sed -e "1s'"'^\#\!.*$$'"'$${SHEBANG:-#!`command -v sh 2>/dev/null`}'" \
+		-i -- '$@'
+endif
 
 .PHONY: install
 install: all
-	@echo "Installing the executable…"
-	$(INSTALL_EXE) "sbin/$(EXENAME).in" "$(BINDIR)/$(EXENAME)"
-	@echo "Setting TEXTDOMAINDIR and TEXTDOMAIN variables"
-	sed -e "s:@MODIR@:$(MODIR):g" -e "s/@EXENAME@/$(EXENAME)/g" \
-		-i "$(BINDIR)/$(EXENAME)"
-	@echo "Installing the modprobe.d file…"
-	$(INSTALL_DATA) modprobe.d/zram.conf "$(MODPROBEDIR)/zram.conf"
-	@echo "Installing the man page…"
-	$(INSTALL_DATA) "man/$(EXENAME).8" "$(MANDIR)/$(EXENAME).8"
-	@echo "Installing the Machine Object files…"
+	@echo 'Installing the executable…'
+	$(INSTALL_EXE) 'sbin/$(EXENAME)' '$(BINDIR)/$(EXENAME)'
+ifeq ($(MODPROBED), TRUE)
+	@echo 'Installing the modprobe.d file…'
+	$(INSTALL_DATA) modprobe.d/zram.conf '$(MODPROBEDIR)/zram.conf'
+endif
+ifeq ($(MANPAGE), TRUE)
+	@echo 'Installing the man page…'
+	$(INSTALL_DATA) 'man/$(EXENAME).8' '$(MANDIR)/$(EXENAME).8'
+endif
+ifeq ($(GETTEXT), TRUE)
+	@echo 'Installing the Machine Object files…'
 	for i in $(notdir $(basename $(PO))); do \
 		$(INSTALL_DATA) "i18n/$$i.mo" "$(MODIR)/$$i/LC_MESSAGES/$(EXENAME).mo"; \
 	done
-	@echo "Installing the completion files…"
-	$(INSTALL_DATA) "zsh/_$(EXENAME)" "$(COMP_ZSHDIR)/_$(EXENAME)"
-
+endif
+ifeq ($(ZSH_COMPLETION), TRUE)
+	@echo 'Installing the completion files…'
+	$(INSTALL_DATA) 'zsh/_$(EXENAME)' '$(COMP_ZSHDIR)/_$(EXENAME)'
+endif
 ifeq ($(SYSTEMD), TRUE)
-	@echo "Installing the systemd service files…"
-	$(INSTALL_DATA) systemd/system/zram_btrfs.service "$(SYSTEMDDIR)/zram_btrfs.service"
-	$(INSTALL_DATA) systemd/system/zram_swap.service "$(SYSTEMDDIR)/zram_swap.service"
-	$(INSTALL_DATA) systemd/system/zram_tmp.service "$(SYSTEMDDIR)/zram_tmp.service"
-	$(INSTALL_DATA) systemd/system/zram_var_tmp.service "$(SYSTEMDDIR)/zram_var_tmp.service"
-else
-	@echo "Installing the OpenRC files…"
-	$(INSTALL_DATA) "openrc/conf.d/$(EXENAME)" "$(CONFDIR)/$(EXENAME)"
-	$(INSTALL_EXE) "openrc/init.d/$(EXENAME)" "$(INITDIR)/$(EXENAME)"
+	@echo 'Installing the systemd service files…'
+	$(INSTALL_DATA) systemd/system/zram_btrfs.service '$(SYSTEMDDIR)/zram_btrfs.service'
+	$(INSTALL_DATA) systemd/system/zram_swap.service '$(SYSTEMDDIR)/zram_swap.service'
+	$(INSTALL_DATA) systemd/system/zram_tmp.service '$(SYSTEMDDIR)/zram_tmp.service'
+	$(INSTALL_DATA) systemd/system/zram_var_tmp.service '$(SYSTEMDDIR)/zram_var_tmp.service'
+endif
+ifeq ($(OPENRC), TRUE)
+	@echo 'Installing the OpenRC files…'
+	$(INSTALL_DATA) 'openrc/conf.d/$(EXENAME)' '$(CONFDIR)/$(EXENAME)'
+	$(INSTALL_EXE) 'openrc/init.d/$(EXENAME)' '$(INITDIR)/$(EXENAME)'
 endif
 
 .PHONY: uninstall
 uninstall:
-	@echo "Uninstalling the executable…"
-	$(RM) "$(BINDIR)/$(EXENAME)"
-	@echo "Uninstalling the modprobe.d file…"
-	$(RM) "$(MODPROBEDIR)/zram.conf"
-	@echo "Uninstalling the man page…"
-	$(RM) "$(MANDIR)/$(EXENAME).8"
-	@echo "Uninstalling the Machine Object files…"
+	@echo 'Uninstalling the executable…'
+	$(RM) '$(BINDIR)/$(EXENAME)'
+ifeq ($(MODPROBED), TRUE)
+	@echo 'Uninstalling the modprobe.d file…'
+	$(RM) '$(MODPROBEDIR)/zram.conf'
+endif
+ifeq ($(MANPAGE), TRUE)
+	@echo 'Uninstalling the man page…'
+	$(RM) '$(MANDIR)/$(EXENAME).8'
+endif
+ifeq ($(GETTEXT), TRUE)
+	@echo 'Uninstalling the Machine Object files…'
 	for i in $(notdir $(basename $(PO))); do \
-		$(RM) "$(MODIR)/$$i/LC_MESSAGES/$(EXENAME).mo"; \
+		$(RM) '$(MODIR)/$$i/LC_MESSAGES/$(EXENAME).mo'; \
 	done
-	@echo "Uninstalling the completion files…"
-	$(RM) "$(COMP_ZSHDIR)/_$(EXENAME)"
-
+endif
+ifeq ($(ZSH_COMPLETION), TRUE)
+	@echo 'Uninstalling the completion files…'
+	$(RM) '$(COMP_ZSHDIR)/_$(EXENAME)'
+endif
 ifeq ($(SYSTEMD), TRUE)
-	@echo "Uninstalling the systemd service files…"
-	$(RM) "$(SYSTEMDDIR)/zram_btrfs.service"
-	$(RM) "$(SYSTEMDDIR)/zram_swap.service"
-	$(RM) "$(SYSTEMDDIR)/zram_tmp.service"
-	$(RM) "$(SYSTEMDDIR)/zram_var_tmp.service"
-else
-	@echo "Uninstalling the OpenRC files…"
-	$(RM) "$(CONFDIR)/$(EXENAME)"
-	$(RM) "$(INITDIR)/$(EXENAME)"
+	@echo 'Uninstalling the systemd service files…'
+	$(RM) '$(SYSTEMDDIR)/zram_btrfs.service'
+	$(RM) '$(SYSTEMDDIR)/zram_swap.service'
+	$(RM) '$(SYSTEMDDIR)/zram_tmp.service'
+	$(RM) '$(SYSTEMDDIR)/zram_var_tmp.service'
+endif
+ifeq ($(OPENRC), TRUE)
+	@echo 'Uninstalling the OpenRC files…'
+	$(RM) '$(CONFDIR)/$(EXENAME)'
+	$(RM) '$(INITDIR)/$(EXENAME)'
 endif
 
 .PHONY: clean
 clean:
-	@echo "Deleting all Machine Object files…"
+	@echo 'Deleting the executable…'
+	$(RM) sbin/$(EXENAME)
+	@echo 'Deleting all Machine Object files…'
 	$(RM) i18n/*.mo
-	@echo "Deleting all Portable Object backups…"
+	@echo 'Deleting all Portable Object backups…'
 	$(RM) i18n/*.po~
 
 .PHONY: mrproper
 mrproper: clean
-	@echo "Deleting the Portable Object Template file…"
+	@echo 'Deleting the Portable Object Template file…'
 	$(RM) i18n/$(EXENAME).pot
+	@echo 'Deleting archives and similar stuff…'
+	$(RM) *.asc *.gz *.tar *.xz *.zip *.tar.*
+
+.PHONY: distclean
+distclean: mrproper
+
+.PHONY: maintainer-clean
+maintainer-clean: mrproper