BUILD := $(shell date -u +%Y%m%d-%H%M%S)
OS := $(shell uname -s)

PREFIX = $(DESTDIR)/opt/CronosAgent

DIRECTORIES = 

ifeq ($(OS), Linux)
  LIBRARIES += \
    rt
  DEPENDENCIES = \
    openssl
endif

ifeq ($(OS), Darwin)
  CFLAGS += \
    -Wno-deprecated-declarations \
    -I/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/lib/swift-migrator/sdk/MacOSX.sdk/usr/include/
  LIBRARIES += \
    crypto
endif

OBJECTS = \
  CronosAgent.o

FLAGS := -g -fno-omit-frame-pointer -O3 -MMD $(foreach directory, $(DIRECTORIES), -I$(directory)) -DBUILD=\"$(BUILD)\"
LIBS := $(foreach library, $(LIBRARIES), -l$(library))

CC = gcc
CFLAGS += $(FLAGS) -std=gnu99

ifeq ($(OS), Linux)
  FLAGS += $(shell pkg-config --cflags $(DEPENDENCIES)) -rdynamic
  LIBS += $(shell pkg-config --libs $(DEPENDENCIES))
endif

all: build

build: $(PREREQUISITES) $(OBJECTS)
	$(CC) $(OBJECTS) $(FLAGS) $(LIBS) -o cronosagent

install:
	install -D -d $(PREFIX)
	install -o root -g root cronosagent $(PREFIX)
	install -o root -g root cronosagent.sh $(PREFIX)
	# install -o root -g root cronosagent-init $(PREFIX)
	# install -m 644 -o root -g root cronosagent-monit $(PREFIX)
	# install -m 644 -o root -g root cronosagent.plist $(PREFIX)
	install -m 644 -o root -g root cronosagent.service $(PREFIX)

clean:
	rm -f $(PREREQUISITES) $(OBJECTS) cronosagent
	rm -f *.d

version:
	 echo "#define VERSION $(shell svn info | grep -E "^Revision:" | grep -o -E "[0-9]+")" > Version.h

debian-package:
	./UpdateLog.sh
ifdef ARCH
	dpkg-buildpackage -b -a$(ARCH) -tc
else
	dpkg-buildpackage -b -tc
endif

.PHONY: all build clean install