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# ------------------------------------------------------------------
# This file is part of bzip2/libbzip2, a program and library for
# lossless, block-sorting data compression.
#
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# bzip2/libbzip2 version 1.0.8 of 13 July 2019
# Copyright (C) 1996-2019 Julian Seward <jseward@acm.org>
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#
# Please read the WARNING, DISCLAIMER and PATENTS sections in the 
# README file.
#
# This program is released under the terms of the license contained
# in the file LICENSE.
# ------------------------------------------------------------------
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SHELL=/bin/sh
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# To assist in cross-compiling
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CC=gcc
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AR=ar
RANLIB=ranlib
LDFLAGS=

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BIGFILES=-D_FILE_OFFSET_BITS=64
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CFLAGS=-Wall -Winline -O2 -g $(BIGFILES)
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# Where you want it installed when you do 'make install'
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PREFIX=/usr/local
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OBJS= blocksort.o  \
      huffman.o    \
      crctable.o   \
      randtable.o  \
      compress.o   \
      decompress.o \
      bzlib.o

all: libbz2.a bzip2 bzip2recover test

bzip2: libbz2.a bzip2.o
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	$(CC) $(CFLAGS) $(LDFLAGS) -o bzip2 bzip2.o -L. -lbz2
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bzip2recover: bzip2recover.o
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	$(CC) $(CFLAGS) $(LDFLAGS) -o bzip2recover bzip2recover.o
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libbz2.a: $(OBJS)
	rm -f libbz2.a
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	$(AR) cq libbz2.a $(OBJS)
	@if ( test -f $(RANLIB) -o -f /usr/bin/ranlib -o \
		-f /bin/ranlib -o -f /usr/ccs/bin/ranlib ) ; then \
		echo $(RANLIB) libbz2.a ; \
		$(RANLIB) libbz2.a ; \
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	fi

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check: test
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test: bzip2
	@cat words1
	./bzip2 -1  < sample1.ref > sample1.rb2
	./bzip2 -2  < sample2.ref > sample2.rb2
	./bzip2 -3  < sample3.ref > sample3.rb2
	./bzip2 -d  < sample1.bz2 > sample1.tst
	./bzip2 -d  < sample2.bz2 > sample2.tst
	./bzip2 -ds < sample3.bz2 > sample3.tst
	cmp sample1.bz2 sample1.rb2 
	cmp sample2.bz2 sample2.rb2
	cmp sample3.bz2 sample3.rb2
	cmp sample1.tst sample1.ref
	cmp sample2.tst sample2.ref
	cmp sample3.tst sample3.ref
	@cat words3

install: bzip2 bzip2recover
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	if ( test ! -d $(PREFIX)/bin ) ; then mkdir -p $(PREFIX)/bin ; fi
	if ( test ! -d $(PREFIX)/lib ) ; then mkdir -p $(PREFIX)/lib ; fi
	if ( test ! -d $(PREFIX)/man ) ; then mkdir -p $(PREFIX)/man ; fi
	if ( test ! -d $(PREFIX)/man/man1 ) ; then mkdir -p $(PREFIX)/man/man1 ; fi
	if ( test ! -d $(PREFIX)/include ) ; then mkdir -p $(PREFIX)/include ; fi
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	cp -f bzip2 $(PREFIX)/bin/bzip2
	cp -f bzip2 $(PREFIX)/bin/bunzip2
	cp -f bzip2 $(PREFIX)/bin/bzcat
	cp -f bzip2recover $(PREFIX)/bin/bzip2recover
	chmod a+x $(PREFIX)/bin/bzip2
	chmod a+x $(PREFIX)/bin/bunzip2
	chmod a+x $(PREFIX)/bin/bzcat
	chmod a+x $(PREFIX)/bin/bzip2recover
	cp -f bzip2.1 $(PREFIX)/man/man1
	chmod a+r $(PREFIX)/man/man1/bzip2.1
	cp -f bzlib.h $(PREFIX)/include
	chmod a+r $(PREFIX)/include/bzlib.h
	cp -f libbz2.a $(PREFIX)/lib
	chmod a+r $(PREFIX)/lib/libbz2.a
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	cp -f bzgrep $(PREFIX)/bin/bzgrep
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	ln -s -f $(PREFIX)/bin/bzgrep $(PREFIX)/bin/bzegrep
	ln -s -f $(PREFIX)/bin/bzgrep $(PREFIX)/bin/bzfgrep
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	chmod a+x $(PREFIX)/bin/bzgrep
	cp -f bzmore $(PREFIX)/bin/bzmore
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	ln -s -f $(PREFIX)/bin/bzmore $(PREFIX)/bin/bzless
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	chmod a+x $(PREFIX)/bin/bzmore
	cp -f bzdiff $(PREFIX)/bin/bzdiff
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	ln -s -f $(PREFIX)/bin/bzdiff $(PREFIX)/bin/bzcmp
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	chmod a+x $(PREFIX)/bin/bzdiff
	cp -f bzgrep.1 bzmore.1 bzdiff.1 $(PREFIX)/man/man1
	chmod a+r $(PREFIX)/man/man1/bzgrep.1
	chmod a+r $(PREFIX)/man/man1/bzmore.1
	chmod a+r $(PREFIX)/man/man1/bzdiff.1
	echo ".so man1/bzgrep.1" > $(PREFIX)/man/man1/bzegrep.1
	echo ".so man1/bzgrep.1" > $(PREFIX)/man/man1/bzfgrep.1
	echo ".so man1/bzmore.1" > $(PREFIX)/man/man1/bzless.1
	echo ".so man1/bzdiff.1" > $(PREFIX)/man/man1/bzcmp.1
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clean: 
	rm -f *.o libbz2.a bzip2 bzip2recover \
	sample1.rb2 sample2.rb2 sample3.rb2 \
	sample1.tst sample2.tst sample3.tst

blocksort.o: blocksort.c
	@cat words0
	$(CC) $(CFLAGS) -c blocksort.c
huffman.o: huffman.c
	$(CC) $(CFLAGS) -c huffman.c
crctable.o: crctable.c
	$(CC) $(CFLAGS) -c crctable.c
randtable.o: randtable.c
	$(CC) $(CFLAGS) -c randtable.c
compress.o: compress.c
	$(CC) $(CFLAGS) -c compress.c
decompress.o: decompress.c
	$(CC) $(CFLAGS) -c decompress.c
bzlib.o: bzlib.c
	$(CC) $(CFLAGS) -c bzlib.c
bzip2.o: bzip2.c
	$(CC) $(CFLAGS) -c bzip2.c
bzip2recover.o: bzip2recover.c
	$(CC) $(CFLAGS) -c bzip2recover.c

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distclean: clean
	rm -f manual.ps manual.html manual.pdf

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DISTNAME=bzip2-1.0.8
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dist: check manual
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	rm -f $(DISTNAME)
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	ln -s -f . $(DISTNAME)
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	tar cvf $(DISTNAME).tar \
	   $(DISTNAME)/blocksort.c \
	   $(DISTNAME)/huffman.c \
	   $(DISTNAME)/crctable.c \
	   $(DISTNAME)/randtable.c \
	   $(DISTNAME)/compress.c \
	   $(DISTNAME)/decompress.c \
	   $(DISTNAME)/bzlib.c \
	   $(DISTNAME)/bzip2.c \
	   $(DISTNAME)/bzip2recover.c \
	   $(DISTNAME)/bzlib.h \
	   $(DISTNAME)/bzlib_private.h \
	   $(DISTNAME)/Makefile \
	   $(DISTNAME)/LICENSE \
	   $(DISTNAME)/bzip2.1 \
	   $(DISTNAME)/bzip2.1.preformatted \
	   $(DISTNAME)/bzip2.txt \
	   $(DISTNAME)/words0 \
	   $(DISTNAME)/words1 \
	   $(DISTNAME)/words2 \
	   $(DISTNAME)/words3 \
	   $(DISTNAME)/sample1.ref \
	   $(DISTNAME)/sample2.ref \
	   $(DISTNAME)/sample3.ref \
	   $(DISTNAME)/sample1.bz2 \
	   $(DISTNAME)/sample2.bz2 \
	   $(DISTNAME)/sample3.bz2 \
	   $(DISTNAME)/dlltest.c \
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	   $(DISTNAME)/manual.html \
	   $(DISTNAME)/manual.pdf \
	   $(DISTNAME)/manual.ps \
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	   $(DISTNAME)/README \
	   $(DISTNAME)/README.COMPILATION.PROBLEMS \
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	   $(DISTNAME)/README.XML.STUFF \
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	   $(DISTNAME)/CHANGES \
	   $(DISTNAME)/libbz2.def \
	   $(DISTNAME)/libbz2.dsp \
	   $(DISTNAME)/dlltest.dsp \
	   $(DISTNAME)/makefile.msc \
	   $(DISTNAME)/unzcrash.c \
	   $(DISTNAME)/spewG.c \
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	   $(DISTNAME)/mk251.c \
	   $(DISTNAME)/bzdiff \
	   $(DISTNAME)/bzdiff.1 \
	   $(DISTNAME)/bzmore \
	   $(DISTNAME)/bzmore.1 \
	   $(DISTNAME)/bzgrep \
	   $(DISTNAME)/bzgrep.1 \
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	   $(DISTNAME)/Makefile-libbz2_so \
	   $(DISTNAME)/bz-common.xsl \
	   $(DISTNAME)/bz-fo.xsl \
	   $(DISTNAME)/bz-html.xsl \
	   $(DISTNAME)/bzip.css \
	   $(DISTNAME)/entities.xml \
	   $(DISTNAME)/manual.xml \
	   $(DISTNAME)/format.pl \
	   $(DISTNAME)/xmlproc.sh
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	gzip -v $(DISTNAME).tar

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# For rebuilding the manual from sources on my SuSE 9.1 box

MANUAL_SRCS= 	bz-common.xsl bz-fo.xsl bz-html.xsl bzip.css \
		entities.xml manual.xml 

manual: manual.html manual.ps manual.pdf
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manual.ps: $(MANUAL_SRCS)
	./xmlproc.sh -ps manual.xml
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manual.pdf: $(MANUAL_SRCS)
	./xmlproc.sh -pdf manual.xml
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manual.html: $(MANUAL_SRCS)
	./xmlproc.sh -html manual.xml