DISTNAME = $(pkgname)-$(pkgversion)
INSTALL = install
INSTALL_PROGRAM = $(INSTALL) -p -m 755
INSTALL_SCRIPT = $(INSTALL) -p -m 755
INSTALL_DATA = $(INSTALL) -p -m 644
INSTALL_DIR = $(INSTALL) -d -m 755
SHELL = /bin/sh

scripts = zcat zcmp zdiff zgrep


.PHONY : all install install-info install-man install-strip \
         uninstall uninstall-info uninstall-man \
         doc info man check dist clean distclean

all : $(scripts)

zcat : zcat.in
	sed -e 's|VERSION|$(pkgversion)|g' $(VPATH)/zcat.in > zcat
	chmod a+x zcat

zcmp : zcmp.in
	cat $(VPATH)/zcmp.in > zcmp
	chmod a+x zcmp

zdiff : zdiff.in
	sed -e 's|VERSION|$(pkgversion)|g' $(VPATH)/zdiff.in > zdiff
	chmod a+x zdiff

zgrep : zgrep.in
	sed -e 's|VERSION|$(pkgversion)|g' $(VPATH)/zgrep.in > zgrep
	chmod a+x zgrep

$(scripts) : Makefile

doc : info man

info : $(VPATH)/doc/$(pkgname).info

$(VPATH)/doc/$(pkgname).info : $(VPATH)/doc/$(pkgname).texinfo
	cd $(VPATH)/doc && makeinfo $(pkgname).texinfo

man : $(VPATH)/doc/zcat.1 $(VPATH)/doc/zdiff.1 $(VPATH)/doc/zgrep.1

$(VPATH)/doc/zcat.1 : zcat
	help2man -o $(VPATH)/doc/zcat.1 --no-info ./zcat

$(VPATH)/doc/zdiff.1 : zdiff
	help2man -o $(VPATH)/doc/zdiff.1 --no-info ./zdiff

$(VPATH)/doc/zgrep.1 : zgrep
	help2man -o $(VPATH)/doc/zgrep.1 --no-info ./zgrep

Makefile : $(VPATH)/configure $(VPATH)/Makefile.in
	./config.status

check : all $(VPATH)/testsuite/check.sh
	@$(VPATH)/testsuite/check.sh $(VPATH)/testsuite

install : all install-info install-man
	if test ! -d $(DESTDIR)$(bindir) ; then $(INSTALL_DIR) $(DESTDIR)$(bindir) ; fi
	$(INSTALL_SCRIPT) zcat $(DESTDIR)$(bindir)/zcat
	$(INSTALL_SCRIPT) zcmp $(DESTDIR)$(bindir)/zcmp
	$(INSTALL_SCRIPT) zdiff $(DESTDIR)$(bindir)/zdiff
	$(INSTALL_SCRIPT) zgrep $(DESTDIR)$(bindir)/zgrep

install-info :
	if test ! -d $(DESTDIR)$(infodir) ; then $(INSTALL_DIR) $(DESTDIR)$(infodir) ; fi
	$(INSTALL_DATA) $(VPATH)/doc/$(pkgname).info $(DESTDIR)$(infodir)/$(pkgname).info
	-install-info --info-dir=$(DESTDIR)$(infodir) $(DESTDIR)$(infodir)/$(pkgname).info

install-man :
	if test ! -d $(DESTDIR)$(mandir)/man1 ; then $(INSTALL_DIR) $(DESTDIR)$(mandir)/man1 ; fi
	$(INSTALL_DATA) $(VPATH)/doc/zcat.1 $(DESTDIR)$(mandir)/man1/zcat.1
	-rm -f $(DESTDIR)$(mandir)/man1/zcmp.1
	cd $(DESTDIR)$(mandir)/man1 && ln -s zdiff.1 zcmp.1
	$(INSTALL_DATA) $(VPATH)/doc/zdiff.1 $(DESTDIR)$(mandir)/man1/zdiff.1
	$(INSTALL_DATA) $(VPATH)/doc/zgrep.1 $(DESTDIR)$(mandir)/man1/zgrep.1

uninstall : uninstall-info uninstall-man
	-rm -f $(DESTDIR)$(bindir)/zcat
	-rm -f $(DESTDIR)$(bindir)/zcmp
	-rm -f $(DESTDIR)$(bindir)/zdiff
	-rm -f $(DESTDIR)$(bindir)/zgrep

uninstall-info :
	-install-info --info-dir=$(DESTDIR)$(infodir) --remove $(DESTDIR)$(infodir)/$(pkgname).info
	-rm -f $(DESTDIR)$(infodir)/$(pkgname).info

uninstall-man :
	-rm -f $(DESTDIR)$(mandir)/man1/zcat.1
	-rm -f $(DESTDIR)$(mandir)/man1/zcmp.1
	-rm -f $(DESTDIR)$(mandir)/man1/zdiff.1
	-rm -f $(DESTDIR)$(mandir)/man1/zgrep.1

dist :
	ln -sf $(VPATH) $(DISTNAME)
	tar -cvf $(DISTNAME).tar \
	  $(DISTNAME)/AUTHORS \
	  $(DISTNAME)/COPYING \
	  $(DISTNAME)/ChangeLog \
	  $(DISTNAME)/INSTALL \
	  $(DISTNAME)/Makefile.in \
	  $(DISTNAME)/NEWS \
	  $(DISTNAME)/README \
	  $(DISTNAME)/configure \
	  $(DISTNAME)/doc/zcat.1 \
	  $(DISTNAME)/doc/zdiff.1 \
	  $(DISTNAME)/doc/zgrep.1 \
	  $(DISTNAME)/doc/$(pkgname).info \
	  $(DISTNAME)/doc/$(pkgname).texinfo \
	  $(DISTNAME)/testsuite/check.sh \
	  $(DISTNAME)/zcat.in \
	  $(DISTNAME)/zcmp.in \
	  $(DISTNAME)/zdiff.in \
	  $(DISTNAME)/zgrep.in
	rm -f $(DISTNAME)
	lzip -v -9 $(DISTNAME).tar

clean :
	-rm -f $(scripts)

distclean : clean
	-rm -f Makefile config.status *.tar *.tar.lz