ARTIFACT = JabyEngine

#Build architecture/variant string, possible values: x86, armv7le, etc...
PLATFORM ?= x86_64

#Build profile, possible values: release, debug, profile, coverage
BUILD_PROFILE ?= debug

CONFIG_NAME ?= $(PLATFORM)-$(BUILD_PROFILE)
OUTPUT_DIR   = build/$(CONFIG_NAME)
TARGET      = $(OUTPUT_DIR)/$(ARTIFACT)

#Compiler definitions
CC  = gcc
CXX = g++
LD  = $(CXX)

#User defined include/preprocessor flags and libraries
INCLUDES += -I../../../INCLUDE/
INCLUDES += -I../../../LLVM/Include
INCLUDES += -I../../../../ExecutionEnvironment/EXTERNAL/INCLUDE
INCLUDES += -I../WindowsRuntime/Include

LIB_DEPS_NAMES  = Qt_Obj
LIB_DEPS_PATHES = ../QtXTObj/build/$(CONFIG_NAME)-Qt_Obj

#LIBS += -lsocket
#LIBS += -liconv

#Compiler flags for build profiles
CCFLAGS_release += -g -O3
CCFLAGS_debug   += -g -O0 -fno-builtin

#Generic compiler flags (which include build type flags) -fcompare-debug-second
#                                                       v for now            v                                                                                 v
CCFLAGS_all += -DTCP_SERVER -Wall -Wno-unused-variable -Wno-unused-but-set-variable -fmessage-length=0 -std=gnu++2a -Wno-unused-function -fcompare-debug-second
CCFLAGS_all += -march=skylake 

CCFLAGS_all += $(CCFLAGS_$(BUILD_PROFILE))

LDFLAGS_all += $(LDFLAGS_$(BUILD_PROFILE))
LIBS_all    += $(LIBS_$(BUILD_PROFILE))

DEPS = -Wp,-MMD,$(@:%.o=%.d),-MT,$@

#Macro to expand files recursively: parameters $1 -  directory, $2 - extension, i.e. cpp
rwildcard = $(wildcard $(addprefix $1/*.,$2)) $(foreach d,$(wildcard $1/*),$(call rwildcard,$d,$2))

#Source list
SRCS = $(call rwildcard, src, c cpp)

#Object files list
OBJS = $(addprefix $(OUTPUT_DIR)/,$(addsuffix .o, $(basename $(SRCS))))

#Compiling rule
$(OUTPUT_DIR)/%.o: %.c
	@mkdir -p $(dir $@)
	$(CC) -c $(DEPS) -o $@ $(INCLUDES) $(CCFLAGS_all) $(CCFLAGS) $<

$(OUTPUT_DIR)/%.o: %.cpp
	@mkdir -p $(dir $@)
	$(CXX) -c $(DEPS) -o $@ $(INCLUDES) $(CCFLAGS_all) $(CCFLAGS) $<

#Linking rule
$(TARGET):$(OBJS) $(call pairmap,make-lib-dep,$(LIB_DEPS_PATHES),$(LIB_DEPS_NAMES))
	$(LD) -o $(TARGET) $(LDFLAGS_all) $(LDFLAGS) $(OBJS) $(LIBS_all) $(LIBS)

#Rules section for default compilation and linking
all: $(TARGET)

clean:
	rm -fr $(OUTPUT_DIR)

rebuild: 
	$(MAKE) clean 
	$(MAKE) all

#Inclusion of dependencies (object files to source and includes)
-include $(OBJS:%.o=%.d)