Makefile.in

# This Makefile is for Dropbear SSH Server and Client
# @configure_input@

PROGRAMS=dropbear dbclient dropbearkey dropbearconvert scp

src = @srcdir@/src

STATIC_LTC=libtomcrypt/libtomcrypt.a
STATIC_LTM=libtommath/libtommath.a

LIBTOM_LIBS=@LIBTOM_LIBS@
CPPFLAGS+=@CPPFLAGS@ -I.

ifeq (@BUNDLED_LIBTOM@, 1)
	LIBTOM_DEPS=$(STATIC_LTC) $(STATIC_LTM)
	LIBTOM_CLEAN=ltc-clean ltm-clean
	CPPFLAGS+=-I@srcdir@/libtomcrypt/src/headers/ -I@srcdir@/libtommath
	LIBTOM_LIBS=$(STATIC_LTC) $(STATIC_LTM)
endif

OPTION_HEADERS = default_options_guard.h $(src)/sysoptions.h
ifneq ($(wildcard @srcdir@/localoptions.h),)
	CPPFLAGS+=-DLOCALOPTIONS_H_EXISTS
	OPTION_HEADERS += @srcdir@/localoptions.h
endif
ifneq ($(wildcard @srcdir@/distrooptions.h),)
	CPPFLAGS+=-DDISTROOPTIONS_H_EXISTS
	OPTION_HEADERS += @srcdir@/distrooptions.h
endif
CPPFLAGS += -I@srcdir@

MAN_DIR=@srcdir@/manpages

COMMONOBJS= dbutil.o buffer.o dbhelpers.o \
		dss.o bignum.o \
		signkey.o rsa.o dbrandom.o \
		queue.o \
		atomicio.o compat.o \
		dbmalloc.o \
		ltc_prng.o ecc.o ecdsa.o sk-ecdsa.o crypto_desc.o \
		curve25519.o ed25519.o sk-ed25519.o \
		gensignkey.o gendss.o genrsa.o gened25519.o

SVROBJS=svr-kex.o svr-auth.o svr-authpasswd.o svr-authpubkey.o \
		svr-authpubkeyoptions.o svr-session.o svr-service.o \
		svr-chansession.o svr-runopts.o svr-agentfwd.o svr-main.o \
		svr-tcpfwd.o svr-authpam.o svr-x11fwd.o \
		sys-creds.o sys-pty.o loginrec.o 

CLIOBJS=cli-main.o cli-auth.o cli-authpasswd.o cli-kex.o \
		cli-session.o cli-runopts.o cli-chansession.o \
		cli-authpubkey.o cli-tcpfwd.o cli-channel.o cli-authinteract.o \
		cli-agentfwd.o cli-readconf.o

CLISVROBJS=common-session.o packet.o common-algo.o common-kex.o \
		common-channel.o common-chansession.o termcodes.o \
		tcp-accept.o listener.o process-packet.o dh_groups.o \
		common-runopts.o circbuffer.o list.o netio.o chachapoly.o gcm.o \
		kex-x25519.o kex-dh.o kex-ecdh.o kex-pqhybrid.o \
		sntrup761.o mlkem768.o sys-self_exe.o

KEYOBJS=dropbearkey.o

CONVERTOBJS=dropbearconvert.o keyimport.o signkey_ossh.o

SCPOBJS=scp.o progressmeter.o atomicio.o scpmisc.o compat.o sys-self_exe.o

dropbear_objs = $(COMMONOBJS) $(CLISVROBJS) $(SVROBJS)
dbclient_objs = $(COMMONOBJS) $(CLISVROBJS) $(CLIOBJS)
dropbearkey_objs = $(COMMONOBJS) $(KEYOBJS)
dropbearconvert_objs = $(COMMONOBJS) $(CONVERTOBJS)
scp_objs = $(SCPOBJS)

ifeq (@DROPBEAR_PLUGIN@, 1)
	# rdynamic makes all the global symbols of dropbear available to all the loaded shared libraries
	# this allow a plugin to reuse existing crypto/utilities like base64_decode/base64_encode without
	# the need to rewrite them.
	PLUGIN_LIBS=-ldl -rdynamic
else
	PLUGIN_LIBS=
endif

prefix=@prefix@
exec_prefix=@exec_prefix@
datarootdir = @datarootdir@
bindir=@bindir@
sbindir=@sbindir@
mandir=@mandir@

.DELETE_ON_ERROR:

CC=@CC@
AR=@AR@
RANLIB=@RANLIB@
STRIP=@STRIP@
INSTALL=@INSTALL@
CPPFLAGS+=-I$(src) -I@abs_top_builddir@
CFLAGS+=@CFLAGS@ @ZLIB_CFLAGS@
LIBS+=@LIBS@ @ZLIB_LIBS@
LDFLAGS=@LDFLAGS@

STATIC=@STATIC@

# whether we're building client, server, or both for the common objects.
ifneq (,$(filter dropbear, $(PROGRAMS)))
	CPPFLAGS+= -DDROPBEAR_SERVER
endif
ifneq (,$(filter dbclient, $(PROGRAMS)))
	CPPFLAGS+= -DDROPBEAR_CLIENT
endif

# these are exported so that libtomcrypt's makefile will use them
export CC
export CFLAGS
export CPPFLAGS
export RANLIB AR STRIP

ifeq ($(STATIC), 1)
	LDFLAGS+=-static
endif

# for the scp progress meter. The -D doesn't affect anything else.
ifeq ($(SCPPROGRESS), 1)
	CPPFLAGS+=-DPROGRESS_METER
endif

everything: $(PROGRAMS) dropbearmulti
install: $(addprefix inst_, $(PROGRAMS) dropbearmulti)

# for simplicity assume all source depends on all headers
HEADERS=$(wildcard $(src)/*.h *.h) $(OPTION_HEADERS)

%_main.o: $(src)/main.c $(HEADERS)
	$(CC) -DMAIN=$*_main $(CFLAGS) $(CPPFLAGS) $< -o $@ -c
dropbearmulti_main.o: $(src)/main.c
	$(CC) $(addprefix -DDB_, $(PROGRAMS)) $(CFLAGS) $(CPPFLAGS) $< -o $@ -c

%.o: $(src)/%.c $(HEADERS)
	$(CC) $(CFLAGS) $(CPPFLAGS) $< -o $@ -c

default_options_guard.h: $(src)/default_options.h
	@echo Creating $@
	@printf "/*\n > > > Do not edit this file (default_options_guard.h) < < <\nGenerated from "$^"\nLocal customisation goes in localoptions.h\n*/\n\n" > $@.tmp
	@$(src)/ifndef_wrapper.sh < $^ >> $@.tmp
	mv $@.tmp $@

strip: $(PROGRAMS)
	$(STRIP) $(PROGRAMS)

# dropbear should go in sbin, so it needs a separate rule
inst_dropbear: dropbear
	$(INSTALL) -d $(DESTDIR)$(sbindir)
	$(INSTALL) dropbear $(DESTDIR)$(sbindir)
	$(INSTALL) -d $(DESTDIR)$(mandir)/man8
	$(INSTALL) $(MAN_DIR)/dropbear.8 $(DESTDIR)$(mandir)/man8

inst_%: %
	$(INSTALL) -d $(DESTDIR)$(bindir)
	$(INSTALL) $* $(DESTDIR)$(bindir)
	$(if $(wildcard $(MAN_DIR)/$*.1), \
		$(INSTALL) -d $(DESTDIR)$(mandir)/man1; \
		$(INSTALL) $(MAN_DIR)/$*.1 $(DESTDIR)$(mandir)/man1)

multi_objs=$(sort $(foreach prog, $(PROGRAMS), $($(prog)_objs)))

dropbear: $(dropbear_objs) dropbear_main.o

dbclient: $(dbclient_objs) dbclient_main.o

dropbearkey: $(dropbearkey_objs) dropbearkey_main.o

dropbearconvert: $(dropbearconvert_objs) dropbearconvert_main.o

dropbearmulti: $(multi_objs) dropbearmulti_main.o

scp: $(scp_objs) scp_main.o

dropbear: $(HEADERS) $(LIBTOM_DEPS) Makefile
	$(CC) $(LDFLAGS) -o $@ $($@_objs) $@_main.o $(LIBTOM_LIBS) $(LIBS) @CRYPTLIB@ $(PLUGIN_LIBS)

dbclient dropbearkey dropbearconvert: $(HEADERS) $(LIBTOM_DEPS) Makefile 
	$(CC) $(LDFLAGS) -o $@ $($@_objs) $@_main.o $(LIBTOM_LIBS) $(LIBS)

# scp doesn't use the libs so is special.
scp: $(HEADERS) Makefile
	$(CC) $(LDFLAGS) -o $@ $($@_objs) $@_main.o

dropbearmulti: $(HEADERS) $(multi_objs) $(LIBTOM_DEPS) Makefile
	$(CC) $(LDFLAGS) -o $@ $(multi_objs) $@_main.o $(LIBTOM_LIBS) $(LIBS) @CRYPTLIB@

$(STATIC_LTC): $(OPTION_HEADERS)
	$(MAKE) -C libtomcrypt

$(STATIC_LTM): $(OPTION_HEADERS)
	$(MAKE) -C libtommath

.PHONY : clean sizes thisclean distclean tidy ltc-clean ltm-clean lint check

ltc-clean:
	$(MAKE) -C libtomcrypt clean

ltm-clean:
	$(MAKE) -C libtommath clean

sizes: dropbear
	objdump -t dropbear|grep ".text"|cut -d "." -f 2|sort -rn

clean: $(LIBTOM_CLEAN) thisclean

thisclean:
	rm -f $(PROGRAMS) *.o *.da *.bb *.bbg *.prof

distclean: clean tidy
	rm -f config.h
	rm -f Makefile libtommath/Makefile libtomcrypt/Makefile
	rm -f default_options_guard.h
	rm -fr config.log config.status autom4te.cache

gitclean: distclean
	rm -f aclocal.m4 config.h.in configure
	rm -f config.guess config.sub install[.-]sh

tidy:
	rm -f *~ *.gcov */*~

lint:
	cd $(src); ./dropbear_lint.sh

check: lint
	$(MAKE) -C test