VERSION = $(shell cat configure.in |grep INIT_AUTOMAKE |sed -e 's/.*,//;s/^ //;s/.$$//' )
SRCDIR = $(shell pwd)

all: autogen.sh configure.in
       ./autogen.sh

grep-$(VERSION).tar:
       [ -e configure.in ] || ( echo Must be run from grep source dir ; exit 1 )
       rm -rf /tmp/grep-$(VERSION) && cp -aR $(SRCDIR) /tmp/grep-$(VERSION) && cd /tmp/grep-$(VERSION) && make -f Makefile.cvs cvs-clean && make -f Makefile.cvs && rm -rf autom4te.cache && (find . -type d -name CVS |xargs rm -rf) && cd .. && tar chf $(SRCDIR)/grep-$(VERSION).tar grep-$(VERSION)

grep-$(VERSION).tar.bz2: grep-$(VERSION).tar
       bzip2 -9f grep-$(VERSION).tar

grep-$(VERSION).tar.gz: grep-$(VERSION).tar
       gzip -9f grep-$(VERSION).tar

rpm: grep-$(VERSION).tar.bz2
       rpm -ts --define '_srcrpmdir $(SRCDIR)' grep-$(VERSION).tar.bz2

# make cvs-clean blatantly stolen from KDE CVS ;)
cvs-clean:
       @if test ! -d CVS; then \
         echo "You don't have a toplevel CVS directory."; \
         echo "You most certainly didn't use cvs to get these sources."; \
         echo "But this function depends on cvs's information."; \
         exit 1 ;\
       fi;\
       pwd=`pwd` ;\
       dirs=`find . -type d | grep -v CVS | sed -e "s#^./##"` ;\
       for i in $$dirs; do \
         if test ! -d "$$pwd/$$i/CVS"; then \
           echo "D $$i" ;\
           rm -rf "$$pwd/$$i"; \
           continue; \
         fi ;\
         cd $$pwd/$$i ;\
         for f in * .*; do \
           if test ! -d "$$f"; then \
             if grep "^/$$f/" CVS/Entries > /dev/null; then \
               a="b"; \
             else \
               echo "F $$i/$$f"; \
               rm -f "$$pwd/$$i/$$f"; \
             fi; \
           fi ; \
         done; \
       done