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NPROC=2
CFLAGS=-DMEMMOVE -N -I/usr/include/lcc -I/usr/include/libc # -A -p -DPROFILING # -DUSE_STDIO
# CC should be an ansi compiler (or c++); OCC any old compiler
CC=lcc
OCC=cc
NAMES=main dofgrep dogre fns buffer
OBJ=${NAMES:%=%.o}
LIB=libc.a
LNAMES=cw bm re eg egcomp eglit egpos egstate egcw egbr egerror refile\
	egparen egmatch egcanon
LOBJ=${LNAMES:%=$LIB(%.o)}
LLOBJ=${LNAMES:%=%.o}
SRC=${NAMES:%=%.c} ${LNAMES:%=%.c}
BUILTINS='%.o:	%.c
	$CC $CFLAGS -c $stem.c
'"`cat DEPEND`"

all:V:	gre cyntax

gre:	$OBJ $LIB
	$CC $CFLAGS -o $target $prereq

regress:VQ:	#hcheck
	make CC=$CC regress

oregress:VQ:
	rm -fr tmp
	mkdir tmp tmp/regress.d
	for i in $SRC *.h
	do
		awk -f deansify.awk $i > tmp/$i
	done
	cp makefile tmp
	cp regress.d/* tmp/regress.d
	(cd tmp; make CC=$OCC regress)
	rm -fr tmp

lt1:	lt1.o $LIB
	$CC $CFLAGS -o $target $prereq

pp:V:
	pr mkfile hdr.h $SRC | lp -dpsu -n2

htest.o:	htest.c
	$CC $CFLAGS -DUSE_STDIO -c $prereq
htest:	htest.o $LIB
	$CC $CFLAGS -o $target $prereq
hcheck:	htest
	echo aabcdd | htest 'a+(b|c)*d+' tempa 0
	echo abccccc | htest '^(a|b)*(abc+|c)' tempa 0
	echo bccc | htest '(bc|bc+)' tempa 0
	echo abab | htest '((b|a)+)\1' tempa 0
	echo vivi | htest '^.+$' tempa '^(.+)$' tempb 01
	echo acbb | htest '((.)+)\1' tempa 0
	echo !gryphon.att.com!eby | time htest '^!([^!.]+)\.att\.com!(.+)$' tempa 0

h1:V:	htest
	echo abc | time htest '^^.+!([^!]+2!([^!]+)$$' tempa 0

check:V:
	rm -f *.o gre refile libc.a
	mk gre refile regress oregress
	rm -f *.o gre refile libc.a

bm.o: re.h lre.h hdr.h
buffer.o: re.h lre.h hdr.h
cw.o: re.h lre.h hdr.h
dofgrep.o: re.h lre.h hdr.h
dogre.o: re.h lre.h hdr.h
eg.o: re.h lre.h hdr.h
egbr.o: re.h lre.h hdr.h
egcomp.o: re.h lre.h hdr.h
egcw.o: re.h lre.h hdr.h
egerror.o: re.h /usr/include/stdio.h
eglit.o: re.h lre.h hdr.h
egmatch.o: re.h lre.h hdr.h
egparen.o: re.h lre.h hdr.h
egpos.o: re.h lre.h hdr.h
egstate.o: re.h lre.h hdr.h
fns.o: re.h lre.h hdr.h
main.o: re.h lre.h hdr.h
re.o: re.h lre.h hdr.h
refile.o: re.h lre.h

$LIB(%.o):N:	%.o

$LIB:Q:	$LOBJ
	names=`membername $newprereq`
	ar rv $target $names && rm $names
	ranlib $target

export:VQ:
	what="$SRC hdr.h io.h re.h lre.h libc.h"
	what="$what getopt.c"		# for those without
	what="$what `echo regress.d/*` mkfile makefile README"
	what="$what tmac.an re.3 gre.1 deansify.awk"
	cp /n/bowell/usr/man/man3/re.3 .
	cp /n/bowell/usr/man/man1/gre.1 .
	cp /usr/lib/tmac/tmac.an .
	cp /usr/include/libc.h .
	(echo mkdir regress.d; bundle $what) > gre.bundle
	ls -l gre.bundle
	rm re.3 libc.h gre.1 tmac.an

%.rcp:V:
	rcp gre.bundle $stem:/tmp
	rsh $stem "cd /tmp; rm -fr gre; mkdir gre; cd gre; sh < ../gre.bundle; make regress && (cd ..; rm -fr gre gre.bundle)"

DEPEND:D:	$SRC
	cdepend $OBJ $LLOBJ > DEPEND

refile:	refile.c $LIB
	$CC $CFLAGS -DUSE_STDIO -o $target -DMAIN $prereq && rm refile.o
refile.o:	refile.c
	$CC $CFLAGS -DUSE_STDIO -c refile.c
extern:V:	$LIB
	nm $LIB | egrep -v ' [dtUb] |:| _re| _eg' | sort -u | mc

poot:V:	gre
	gre -x '.|..' filex

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