DISTNAME = $(progname)-$(progversion)
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

objs = arg_parser.o main.o
scripts = zcat zcmp zdiff zegrep zfgrep zgrep


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

all : $(progname) $(scripts)

$(progname) : $(objs)
	$(CXX) $(LDFLAGS) -o $(progname) $(objs)

$(progname)_profiled : $(objs)
	$(CXX) $(LDFLAGS) -pg -o $(progname)_profiled $(objs)

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

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

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

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

main.o : main.cc
	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -DPROGVERSION=\"$(progversion)\" -c -o $@ $<

%.o : %.cc
	$(CXX) $(CPPFLAGS) $(CXXFLAGS) -c -o $@ $<

$(objs)      : Makefile
$(scripts)   : Makefile
arg_parser.o : arg_parser.h
main.o       : arg_parser.h

doc : info man

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

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

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

$(VPATH)/doc/$(progname).1 : $(progname)
	help2man -o $(VPATH)/doc/$(progname).1 ./$(progname)

$(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
	$(INSTALL_PROGRAM) ./$(progname) $(DESTDIR)$(bindir)/$(progname)
	$(INSTALL_SCRIPT) zcat $(DESTDIR)$(bindir)/zcat
	$(INSTALL_SCRIPT) zcmp $(DESTDIR)$(bindir)/zcmp
	$(INSTALL_SCRIPT) zdiff $(DESTDIR)$(bindir)/zdiff
	$(INSTALL_SCRIPT) zegrep $(DESTDIR)$(bindir)/zegrep
	$(INSTALL_SCRIPT) zfgrep $(DESTDIR)$(bindir)/zfgrep
	$(INSTALL_SCRIPT) zgrep $(DESTDIR)$(bindir)/zgrep

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

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

install-strip : all
	$(MAKE) INSTALL_PROGRAM='$(INSTALL_PROGRAM) -s' install

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

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

uninstall-man :
	-rm -f $(DESTDIR)$(mandir)/man1/$(progname).1
	-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/zegrep.1
	-rm -f $(DESTDIR)$(mandir)/man1/zfgrep.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/*.1 \
	  $(DISTNAME)/doc/$(progname).info \
	  $(DISTNAME)/doc/$(progname).texinfo \
	  $(DISTNAME)/testsuite/check.sh \
	  $(DISTNAME)/*.h \
	  $(DISTNAME)/*.cc \
	  $(DISTNAME)/z*.in
	rm -f $(DISTNAME)
	lzip -v -9 $(DISTNAME).tar

clean :
	-rm -f $(progname) $(progname)_profiled $(objs)
	-rm -f $(scripts)

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