Makefile

T=openssl

PREFIX		?=/usr/local
CC		:= $(CROSS)$(CC)
AR		:= $(CROSS)$(AR)
LD		:= $(CROSS)$(LD)

#OS auto detect
ifneq (,$(TARGET_SYS))
SYS		:= $(TARGET_SYS)
else
SYS		:= $(shell gcc -dumpmachine)
endif

#Lua auto detect
ifneq (iOS,$SYS)
LUA_VERSION ?= $(shell pkg-config luajit --print-provides)
ifeq ($(LUA_VERSION),)
############ use lua
LUAV		?= $(shell lua -e "_,_,v=string.find(_VERSION,'Lua (.+)');print(v)")
LUA_CFLAGS	?= -I$(PREFIX)/include/lua$(LUAV)
LUA_LIBS	?= -L$(PREFIX)/lib 
LUA_LIBDIR	?= $(PREFIX)/lib/lua/$(LUAV)
else
############ use luajit
LUAV		?= $(shell luajit -e "_,_,v=string.find(_VERSION,'Lua (.+)');print(v)")
LUA_CFLAGS	?= $(shell pkg-config luajit --cflags)
LUA_LIBS	?= $(shell pkg-config luajit --libs)
LUA_LIBDIR	?= $(PREFIX)/lib/lua/$(LUAV)
endif
else
LUA_CFLAGS	?= $(shell pkg-config luajit --cflags)
LUA_LIBS	?= $(shell pkg-config luajit --libs)
endif

#OpenSSL auto detect
OPENSSL_CFLAGS	?= $(shell pkg-config openssl --cflags)
OPENSSL_LIBS	?= $(shell pkg-config openssl --static --libs) 

ifneq (, $(findstring linux, $(SYS)))
# Do linux things
CFLAGS		 = -fpic 
LDFLAGS		 = -Wl,--no-undefined -fpic -lrt -ldl -lm
endif
ifneq (, $(findstring apple, $(SYS)))
# Do darwin things
CFLAGS		 = -fPIC
LDFLAGS		 = -fPIC -bundle -undefined dynamic_lookup -ldl
MACOSX_DEPLOYMENT_TARGET="10.3"
CC := MACOSX_DEPLOYMENT_TARGET=${MACOSX_DEPLOYMENT_TARGET} $(CC)
endif
ifneq (, $(findstring mingw, $(SYS)))
# Do mingw things
CFLAGS		= -DLUA_LIB -DLUA_BUILD_AS_DLL -DWIN32_LEAN_AND_MEAN
endif
ifneq (, $(findstring cygwin, $(SYS)))
# Do cygwin things
CFLAGS		 = -fPIC 
endif
ifneq (, $(findstring iOS, $(SYS)))
# Do iOS things
CFLAGS           = -fPIC 
LDFLAGS		 = -fPIC -ldl
endif

#custom config
ifeq (.config, $(wildcard .config))
include .config
endif

LIBNAME= $T.so.$V

CFLAGS		+= $(OPENSSL_CFLAGS) $(LUA_CFLAGS) $(TARGET_FLAGS)
LDFLAGS		+= -shared $(OPENSSL_LIBS) $(LUA_LIBS)
# Compilation directives
WARN_MIN	 = -Wall -Wno-unused-value
WARN		 = -Wall
WARN_MOST	 = $(WARN) -W -Waggregate-return -Wcast-align -Wmissing-prototypes -Wnested-externs -Wshadow -Wwrite-strings -pedantic
CFLAGS		+= -g $(WARN_MIN) -DPTHREADS -Ideps -Ideps/lua-compat/c-api


OBJS=src/asn1.o src/auxiliar.o src/bio.o src/cipher.o src/cms.o src/compat.o src/crl.o src/csr.o src/dh.o src/digest.o src/dsa.o \
src/ec.o src/engine.o src/hmac.o src/lbn.o src/lhash.o src/misc.o src/ocsp.o src/openssl.o src/ots.o src/pkcs12.o src/pkcs7.o    \
src/pkey.o src/rsa.o src/ssl.o src/th-lock.o src/util.o src/x509.o src/xattrs.o src/xexts.o src/xname.o src/xstore.o src/xalgor.o src/callback.o 

.c.o:
	$(CC) $(CFLAGS) -c -o $@ $?

all: $T.so
	@echo "Target system: "$(SYS)

$T.so: lib$T.a
	$(CC) -o $@ src/openssl.o -L. -l$T $(LDFLAGS)

lib$T.a: $(OBJS)
	$(AR) rcs $@ $?

install: all
	mkdir -p $(LUA_LIBDIR)
	cp $T.so $(LUA_LIBDIR)

info:
	@echo "Target system: "$(SYS)
	@echo "CC:" $(CC)
	@echo "AR:" $(AR)
	@echo "PREFIX:" $(PREFIX)

clean:
	rm -f $T.so lib$T.a $(OBJS)