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# Nettle Makefile

@SET_MAKE@

srcdir = @srcdir@
VPATH = @srcdir@

LIBOBJS = @LIBOBJS@

INSTALL = @INSTALL@
INSTALL_DATA = @INSTALL_DATA@
INSTALL_PROGRAM = @INSTALL_PROGRAM@
INSTALL_SCRIPT = @INSTALL_SCRIPT@
INSTALL_STRIP_PROGRAM = $(INSTALL_PROGRAM) -s
MKDIR_P = @MKDIR_P@

SUBDIRS = tools testsuite examples

include config.make

PRE_CPPFLAGS = -I.
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# FIXME: Add configuration of LIBEXT?
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LIBTARGETS = libnettle.a @IF_HOGWEED@ libhogweed.a
SHLIBTARGETS = $(LIBNETTLE_FORLINK) @IF_HOGWEED@ $(LIBHOGWEED_FORLINK)
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TARGETS = aesdata$(EXEEXT) desdata$(EXEEXT) shadata$(EXEEXT) \
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	  $(LIBTARGETS) @IF_SHARED@ $(SHLIBTARGETS)
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DOCTARGETS = nettle.info nettle.html nettle.pdf

all check install uninstall:
	$(MAKE) $@-here
	set -e; for d in $(SUBDIRS); do \
	  echo "Making $@ in $$d" ; (cd $$d && $(MAKE) $@); done

clean distclean mostlyclean maintainer-clean tags:
	set -e; for d in $(SUBDIRS); do \
	  echo "Making $@ in $$d" ; (cd $$d && $(MAKE) $@); done
	$(MAKE) $@-here

check-here:
	true

# FIXME: Remove. These targets aren't supported, but they are expected by the
# automake generated Makefiles in the lsh build.
dvi installcheck uninstallcheck:
	true

all-here: $(TARGETS) $(DOCTARGETS)

nettle_SOURCES = aes-decrypt-internal.c aes-decrypt.c \
		 aes-encrypt-internal.c aes-encrypt.c aes-encrypt-table.c \
		 aes-set-encrypt-key.c aes-set-decrypt-key.c aes-meta.c \
		 arcfour.c arcfour-crypt.c arcfour-meta.c \
		 arctwo.c arctwo-meta.c \
		 base16-encode.c base16-decode.c base16-meta.c \
                 base64-encode.c base64-decode.c base64-meta.c \
		 cast128.c cast128-meta.c \
		 blowfish.c \
		 cbc.c ctr.c \
		 des.c \
		 des3.c des-compat.c \
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		 hmac.c hmac-md5.c hmac-sha1.c hmac-sha256.c hmac-sha512.c \
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		 knuth-lfib.c \
		 md2.c md2-meta.c md4.c md4-meta.c \
		 md5.c md5-compress.c md5-compat.c md5-meta.c \
		 sha1.c sha1-compress.c sha1-meta.c sha256.c sha256-meta.c \
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		 sha512.c sha512-meta.c \
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		 serpent.c serpent-meta.c \
		 twofish.c twofish-meta.c \
		 yarrow256.c yarrow_key_event.c \
		 buffer.c buffer-init.c realloc.c \
		 nettle-internal.c

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hogweed_SOURCES = sexp.c sexp-format.c \
		  sexp-transport.c sexp-transport-format.c \
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		  bignum.c bignum-next-prime.c bignum-random.c sexp2bignum.c \
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		  pkcs1.c pkcs1-rsa-md5.c pkcs1-rsa-sha1.c pkcs1-rsa-sha256.c \
		  rsa.c rsa-sign.c rsa-verify.c \
		  rsa-md5-sign.c rsa-md5-verify.c \
		  rsa-sha1-sign.c rsa-sha1-verify.c \
		  rsa-sha256-sign.c rsa-sha256-verify.c \
		  rsa-encrypt.c rsa-decrypt.c \
		  rsa-keygen.c rsa-compat.c \
		  rsa2sexp.c sexp2rsa.c \
		  dsa.c dsa-sign.c dsa-verify.c dsa-keygen.c \
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		  dsa2sexp.c sexp2dsa.c \
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		  pgp-encode.c rsa2openpgp.c \
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		  der-iterator.c der2rsa.c der2dsa.c
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HEADERS = aes.h arcfour.h arctwo.h asn1.h bignum.h blowfish.h \
	  base16.h base64.h buffer.h cast128.h \
	  cbc.h ctr.h \
	  des.h des-compat.h dsa.h \
	  hmac.h \
	  knuth-lfib.h \
	  macros.h \
	  md2.h md4.h \
	  md5.h md5-compat.h \
	  memxor.h \
	  nettle-meta.h nettle-types.h \
	  pgp.h pkcs1.h realloc.h rsa.h rsa-compat.h \
	  sexp.h \
	  serpent.h sha.h twofish.h \
	  yarrow.h

INSTALL_HEADERS = $(HEADERS) nettle-stdint.h

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SOURCES = $(nettle_SOURCES) $(hogweed_SOURCES) aesdata.c desdata.c shadata.c
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DISTFILES = $(SOURCES) $(HEADERS) .bootstrap aclocal.m4 configure.ac \
	configure stamp-h.in \
	config.guess config.sub install-sh texinfo.tex \
	config.h.in config.m4.in config.make.in	Makefile.in \
	README AUTHORS COPYING COPYING.LIB INSTALL NEWS TODO ChangeLog \
	memxor.c $(des_headers) descore.README \
	aes-internal.h cast128_sboxes.h desinfo.h desCode.h \
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	serpent_sboxes.h nettle-internal.h prime-list.h \
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	asm.m4 \
	nettle.texinfo nettle.info nettle.html nettle.pdf sha-example.c

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# Rules building static libraries
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nettle_OBJS = $(nettle_SOURCES:.c=.$(OBJEXT)) $(LIBOBJS)
nettle_PURE_OBJS = $(nettle_OBJS:.$(OBJEXT)=.p$(OBJEXT))

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hogweed_OBJS = $(hogweed_SOURCES:.c=.$(OBJEXT))
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hogweed_PURE_OBJS = $(hogweed_OBJS:.$(OBJEXT)=.p$(OBJEXT))

# FIXME: Do we really need to delete the archive first?
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libnettle.a: $(nettle_OBJS)
	-rm -f $@
	$(AR) $(ARFLAGS) $@ $(nettle_OBJS)
	$(RANLIB) $@

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# FIXME: Do we really need to delete the archive first?
libhogweed.a: $(hogweed_OBJS)
	-rm -f $@
	$(AR) $(ARFLAGS) $@ $(hogweed_OBJS)
	$(RANLIB) $@

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.c.$(OBJEXT):
	$(COMPILE) $(CCPIC_MAYBE) -c $< \
	&& $(DEP_PROCESS)

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# Rules building shared libraries
$(LIBNETTLE_FORLINK): $(nettle_PURE_OBJS)
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	$(LIBNETTLE_LINK) $(nettle_PURE_OBJS) -o $@ $(LIBNETTLE_LIBS)
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	-mkdir .lib 2>/dev/null
	[ -z "$(LIBNETTLE_SONAME)" ] || (cd .lib \
          && ln -sf ../$(LIBNETTLE_FORLINK) $(LIBNETTLE_SONAME))

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$(LIBHOGWEED_FORLINK): $(hogweed_PURE_OBJS) $(LIBNETTLE_FORLINK)
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	$(LIBHOGWEED_LINK) $(hogweed_PURE_OBJS) -o $@ $(LIBHOGWEED_LIBS)
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	-mkdir .lib 2>/dev/null
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	[ -z "$(LIBHOGWEED_SONAME)" ] || (cd .lib \
          && ln -sf ../$(LIBHOGWEED_FORLINK) $(LIBHOGWEED_SONAME))
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.c.p$(OBJEXT):
	$(COMPILE) $(SHLIBCFLAGS) -c $< -o $@ \
	&& $(DEP_PROCESS)

# For Solaris and BSD make, we have to use an explicit rule for each executable
aesdata$(EXEEXT): aesdata.$(OBJEXT)
	$(LINK) aesdata.$(OBJEXT) $(LIBS) -o aesdata$(EXEEXT)

desdata$(EXEEXT): desdata.$(OBJEXT)
	$(LINK) desdata.$(OBJEXT) $(LIBS) -o desdata$(EXEEXT)

shadata$(EXEEXT): shadata.$(OBJEXT)
	$(LINK) shadata.$(OBJEXT) $(LIBS) -lm -o shadata$(EXEEXT)

# .$(OBJEXT)$(EXEEXT):
# 	$(LINK) $< $(LIBS) -o $@

# desCore rules
# It seems using $(srcdir)/ doesn't work with GNU make 3.79.1
# des_headers = $(srcdir)/parity.h $(srcdir)/rotors.h $(srcdir)/keymap.h 
des_headers = parity.h rotors.h keymap.h 

# Generate DES headers.
$(des_headers): desdata.c
	$(MAKE) desdata$(EXEEXT)
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	f="$(srcdir)/`basename $@`"; \
	  ./desdata$(EXEEXT) $(@F) > $${f}T; \
	  test -s $${f}T && mv -f $${f}T $$f
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des.$(OBJEXT): des.c des.h $(des_headers)

.asm.$(OBJEXT):
	$(M4) $(srcdir)/asm.m4 machine.m4 config.m4 \
		$< >$*.s
	$(COMPILE) $(CCPIC_MAYBE) -c $*.s
	echo "$@ : $< $(srcdir)/asm.m4 machine.m4 config.m4" >$@.d 

.asm.p$(OBJEXT):
	$(M4) $(srcdir)/asm.m4 machine.m4 config.m4 \
		$< >$*.s
	$(COMPILE) $(SHLIBCFLAGS) -c $*.s -o $@
	echo "$@ : $< $(srcdir)/asm.m4 machine.m4 config.m4" >$@.d 

# Texinfo rules
.texinfo.info:
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	cd $(srcdir) && $(MAKEINFO) --output $@ `basename "$<"`
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.texinfo.html:
	cd $(srcdir) && $(MAKEINFO) --html --no-split \
	  --output $@T `basename "$<"` \
	  && test -s $@T && mv -f $@T $@

.texinfo.dvi:
	cd $(srcdir) && texi2dvi `basename "$<"`

.dvi.ps:
	cd $(srcdir) && dvips -Ppdf -G0 -o `basename "$<" .dvi`.ps `basename "$<"`

# Avoid rebuilding .dvi and .ps files when the .texinfo source is unchanged.
PS2PDFFLAGS=-dCompatibilityLevel=1.3 -dMAxSubsetPct=100 -dSubsetFonts=true -dEmbedAllFonts=true
.texinfo.pdf:
	$(MAKE) `basename "$<" .texinfo`.ps
	cd $(srcdir) && ps2pdf $(PS2PDFFLAGS) `basename "$<" .texinfo`.ps

# Configure-related rules, mostly copied from the autoconf manual. No
# $(srcdir) prefixes on the targets, though.

configure: configure.ac aclocal.m4
	cd $(srcdir) && $(AUTOCONF)

# autoheader might not change config.h.in, so touch a stamp file.
config.h.in: stamp-h.in
stamp-h.in: configure.ac aclocal.m4
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	cd $(srcdir) && $(AUTOHEADER)
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	echo timestamp > $(srcdir)/stamp-h.in

config.status: configure
	./config.status --recheck

config.h: stamp-h
stamp-h: config.h.in config.status
	./config.status config.h
	echo timestamp > stamp-h

Makefile: Makefile.in config.status
	./config.status $@

config.make: config.make.in config.status
	./config.status $@

config.m4: config.m4.in config.status
	./config.status $@

# Installation
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install-here: install-info install-headers install-static \
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	@IF_SHARED@ install-shared-nettle @IF_HOGWEED@ install-shared-hogweed
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install-static: $(LIBTARGETS)
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	$(MKDIR_P) $(DESTDIR)$(libdir)
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	for f in $(LIBTARGETS); do \
	  $(INSTALL_DATA) $$f $(DESTDIR)$(libdir) ; \
	done

install-shared-nettle: $(LIBNETTLE_FORLINK)
	$(MKDIR_P) $(DESTDIR)$(libdir)
	$(INSTALL_PROGRAM) $(LIBNETTLE_FORLINK) $(DESTDIR)$(libdir)/$(LIBNETTLE_FILE)
	[ -z "$(LIBNETTLE_SONAME)" ] \
                || (cd $(DESTDIR)$(libdir) \
		&& ln -sf $(LIBNETTLE_FILE) $(LIBNETTLE_SONAME) \
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		&& ln -sf $(LIBNETTLE_FILE) $(LIBNETTLE_FORLINK))
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install-shared-hogweed: $(LIBHOGWEED_FORLINK)
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	$(MKDIR_P) $(DESTDIR)$(libdir)
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	$(INSTALL_PROGRAM) $(LIBHOGWEED_FORLINK) $(DESTDIR)$(libdir)/$(LIBHOGWEED_FILE)
	[ -z "$(LIBHOGWEED_SONAME)" ] \
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                || (cd $(DESTDIR)$(libdir) \
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		&& ln -sf $(LIBHOGWEED_FILE) $(LIBHOGWEED_SONAME) \
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		&& ln -sf $(LIBHOGWEED_FILE) $(LIBHOGWEED_FORLINK))
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# I'd like to use makes VPATH search to locate the files to be
# installed. But it seems most make programs don't set $<, $^, $? and
# friends for ordinary explicit rules.

install-info: nettle.info
	$(MKDIR_P) $(DESTDIR)$(infodir)
	f=nettle.info ; \
	[ -f $$f ] || f="$(srcdir)/$$f" ; \
	$(INSTALL_DATA) "$$f" $(DESTDIR)$(infodir) ; \
	if (install-info --version && \
	    install-info --version 2>&1 | sed 1q | grep -i -v debian) >/dev/null 2>&1; then \
	  install-info --info-dir="$(DESTDIR)$(infodir)" "$$f" ; \
	else : ; fi

# NOTE: I'd like to use $^, but that's a GNU extension. $? should be
# more portable, and equivalent for phony targets.
install-headers: $(INSTALL_HEADERS)
	$(MKDIR_P) $(DESTDIR)$(includedir)/nettle
	for f in $(INSTALL_HEADERS) ; do \
	  if [ -f "$$f" ] ; then \
	    $(INSTALL_DATA) "$$f" $(DESTDIR)$(includedir)/nettle ; \
	  else \
	    $(INSTALL_DATA) "$(srcdir)/$$f" $(DESTDIR)$(includedir)/nettle ; \
	  fi ; done

# Uninstall
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uninstall-here: uninstall-info uninstall-headers uninstall-static \
	        @IF_SHARED@ uninstall-shared

uninstall-static:
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	for f in $(LIBTARGETS) ; do \
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	  rm -f $(DESTDIR)$(libdir)/$$f ; \
	done
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uninstall-headers:
	for f in $(INSTALL_HEADERS) ; do \
	  rm -f $(DESTDIR)$(includedir)/nettle/$$f ; \
	done

uninstall-info:
	if (install-info --version && \
	    install-info --version 2>&1 | sed 1q | grep -i -v debian) >/dev/null 2>&1; then \
	  install-info --info-dir="$(DESTDIR)$(infodir)" --remove "$(DESTDIR)$(infodir)"/nettle.info ; \
	else : ; fi
	-rm -f $(DESTDIR)$(infodir)/nettle.info

# FIXME: Leaves the links around
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uninstall-shared: uninstall-shared-nettle @IF_HOGWEED@ uninstall-shared-hogweed

uninstall-shared-nettle:
	rm -f $(DESTDIR)$(libdir)/$(LIBNETTLE_FILE)
	[ -z "$(LIBNETTLE_SONAME)" ] \
		|| rm -f $(LIBNETTLE_SONAME) $(LIBNETTLE_FORLINK)

uninstall-shared-hogweed:
	rm -f $(DESTDIR)$(libdir)/$(LIBHOGWEED_FILE)
	[ -z "$(LIBHOGWEED_SONAME)" ] \
		|| rm -f $(LIBHOGWEED_SONAME) $(LIBHOGWEED_FORLINK)
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# Distribution
distdir = $(PACKAGE_NAME)-$(PACKAGE_VERSION)
top_distdir = $(distdir)

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# NOTE: We should handle both absolute and relative $destdir.
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distdir: $(DISTFILES)
	rm -rf "$(distdir)"
	mkdir "$(distdir)"
	set -e; for f in $(DISTFILES) ; do \
	  if [ -f "$$f" ] ; then cp "$$f" "$(distdir)" ; \
	  else cp "$(srcdir)/$$f" "$(distdir)" ; \
	  fi ; \
	done
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	set -e; for d in sparc32 sparc64 x86 x86_64; do \
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	  mkdir "$(distdir)/$$d" ; \
	  cp $(srcdir)/$$d/*.asm $(srcdir)/$$d/*.m4 "$(distdir)/$$d" ; \
	done
	set -e; for d in $(SUBDIRS); do \
	  sd="$(distdir)/$$d" ; \
	  mkdir "$$sd" && $(MAKE) -C $$d distdir="`cd $$sd && pwd`" $@ ; \
	done

dist: distdir
	tar cf - $(distdir) | gzip -c >$(distdir).tar.gz	
	rm -rf $(distdir)

rm_distcheck = test ! -d distcheck-tmp \
	    || { find distcheck-tmp -type d ! -perm -200 -exec chmod u+w {} ';' \
                 && rm -fr distcheck-tmp; }; 

distcheck: dist
	$(rm_distcheck)
	mkdir distcheck-tmp
	gzip -d < $(distdir).tar.gz \
	  | { cd distcheck-tmp && tar xf - && chmod -R a-w $(distdir) ; }
	mkdir distcheck-tmp/build
	mkdir distcheck-tmp/install
	cd distcheck-tmp/build && ../$(distdir)/configure --prefix="`cd ../install && pwd`"
	cd distcheck-tmp/build && $(MAKE)
	cd distcheck-tmp/build && $(MAKE) check
	cd distcheck-tmp/build && $(MAKE) install
	cd distcheck-tmp/build && $(MAKE) uninstall
	cd distcheck-tmp && find install -type f -print > leftover-install-files
	@test `cat distcheck-tmp/leftover-install-files | wc -l` -le 1  \
	  || { echo "ERROR: files left after uninstall:" ; \
	       cat distcheck-tmp/leftover-install-files ; \
	       exit 1; }
	chmod -R a-w distcheck-tmp/install
	mkdir distcheck-tmp/destdir
	destdir="`cd distcheck-tmp/destdir && pwd`" \
	  && cd distcheck-tmp/build \
	  && $(MAKE) install DESTDIR="$$destdir" \
	  && $(MAKE) uninstall DESTDIR="$$destdir"
	cd distcheck-tmp && find destdir -type f -print > leftover-destdir-files
	@test `cat distcheck-tmp/leftover-destdir-files | wc -l` -le 1  \
	  || { echo "ERROR: destdir files left after uninstall:" ; \
	       cat distcheck-tmp/leftover-destdir-files ; \
	       exit 1; }	
	cd distcheck-tmp/build && $(MAKE) dist
	cd distcheck-tmp/build && rm *.gz
	cd distcheck-tmp/build && $(MAKE) distclean
	cd distcheck-tmp && find build -type f -print > leftover-build-files
	@test `cat distcheck-tmp/leftover-build-files | wc -l` -eq 0  \
	  || { echo "ERROR: files left in build directory after distclean:" ; \
	       cat distcheck-tmp/leftover-build-files ; \
	       exit 1; }
	$(rm_distcheck)

clean-here:
	-rm -f $(TARGETS) *.$(OBJEXT) *.p$(OBJEXT) *.s
	-rm -rf .lib

distclean-here: clean-here
	-rm -f config.h stamp-h config.log config.status machine.m4 \
	config.make config.m4 Makefile nettle-stdint.h *.asm *.d

maintainer-clean-here:
	-rm -f $(DOCTARGETS) *.dvi *.ps

tags-here:	
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	etags -o $(srcdir)/TAGS $(srcdir)/*.c $(srcdir)/*.h
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DEP_FILES = $(SOURCES:.c=.$(OBJEXT).d) $(SOURCES:.c=.p$(OBJEXT).d)
@DEP_INCLUDE@ $(DEP_FILES)