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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.

TARGETS = aesdata$(EXEEXT) desdata$(EXEEXT) shadata$(EXEEXT) \
          libnettle.a $(SHLIBTARGET)

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

# 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 \
                 hmac.c hmac-md5.c hmac-sha1.c hmac-sha256.c \
                 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 \
                 serpent.c serpent-meta.c \
                 twofish.c twofish-meta.c \
                 yarrow256.c yarrow_key_event.c \
                 sexp.c sexp-format.c \
                 sexp-transport.c sexp-transport-format.c \
                 bignum.c bignum-random.c sexp2bignum.c \
                 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 \
                 sexp2dsa.c \
                 pgp-encode.c rsa2openpgp.c \
                 der-iterator.c der2rsa.c \
                 buffer.c buffer-init.c realloc.c \
                 nettle-internal.c

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

SOURCES = $(nettle_SOURCES) aesdata.c desdata.c shadata.c

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 \
        serpent_sboxes.h nettle-internal.h \
        asm.m4 \
        nettle.texinfo nettle.info nettle.html nettle.pdf sha-example.c

# Rules building libnettle.a
# FIXME: Do we really need to delete the archive first?
nettle_OBJS = $(nettle_SOURCES:.c=.$(OBJEXT)) $(LIBOBJS)
nettle_PURE_OBJS = $(nettle_OBJS:.$(OBJEXT)=.p$(OBJEXT))

libnettle.a: $(nettle_OBJS)
        -rm -f $@
        $(AR) $(ARFLAGS) $@ $(nettle_OBJS)
        $(RANLIB) $@

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

# Rules building libnettle.so
$(SHLIBFORLINK): $(nettle_PURE_OBJS)
        $(SHLIBLINK) $(nettle_PURE_OBJS) -o $@ $(SHLIBLIBS)
        -mkdir .lib 2>/dev/null
        [ -z "$(SHLIBSONAME)" ] || (cd .lib \
          && ln -sf ../$(SHLIBFORLINK) $(SHLIBSONAME))

.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)
        ./desdata$(EXEEXT) $(@F) > $@T
        test -s $@T && mv -f $@T $@

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:
        cd $(srcdir) && $(MAKEINFO) --output $@T `basename "$<"` \
        && test -s $@T && mv -f $@T $@

.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
        cd $(srcdir) && autoheader
        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
# FIXME: Use mkinstalldirs.
install-here: install-info install-headers libnettle.a $(SHLIBINSTALL)
        $(MKDIR_P) $(DESTDIR)$(libdir)
        $(INSTALL_DATA) libnettle.a $(DESTDIR)$(libdir)

install-shared: $(SHLIBFORLINK)
        $(MKDIR_P) $(DESTDIR)$(libdir)
        $(INSTALL_PROGRAM) $(SHLIBFORLINK) $(DESTDIR)$(libdir)/$(SHLIBFILE)
        [ -z "$(SHLIBSONAME)" ] \
                || (cd $(DESTDIR)$(libdir) \
                && ln -sf $(SHLIBFILE) $(SHLIBSONAME) \
                && ln -sf $(SHLIBFILE) $(SHLIBFORLINK) )

# 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
uninstall-here: uninstall-info uninstall-headers uninstall-shared
        rm -f $(DESTDIR)$(libdir)/libnettle.a

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
uninstall-shared:
        test -z "$(SHLIBINSTALL)" || rm -f $(DESTDIR)$(libdir)/$(SHLIBFILE)

# Distribution
distdir = $(PACKAGE_NAME)-$(PACKAGE_VERSION)
top_distdir = $(distdir)

# NOTE: Depending on the automake version in the parent dir,
# we must handle both absolute and relative $destdir.

distdir: $(DISTFILES)
        rm -rf "$(distdir)"
        mkdir "$(distdir)"
        set -e; for f in $(DISTFILES) ; do \
          if [ -f "$$f" ] ; then cp "$$f" "$(distdir)" ; \
          else cp "$(srcdir)/$$f" "$(distdir)" ; \
          fi ; \
        done
        set -e; for d in sparc x86 ; do \
          mkdir "$(distdir)/$$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:      
        etags $(srcdir)/*.c $(srcdir)/*.h

DEP_FILES = $(SOURCES:.c=.$(OBJEXT).d) $(SOURCES:.c=.p$(OBJEXT).d)
@DEP_INCLUDE@ $(DEP_FILES)