LIBNAME:=heck_vulkan
LIB_STATIC:=lib$(LIBNAME).a

C_LANG_VERSION=c99
CXX_LANG_VERSION=c++17

# Build option defaults
PREFIX?=$(HOME)/local
SYS_PREFIX?=/opt/local
DEBUG?=1

COMPILE_FLAGS:= -MMD

CFLAGS:=-std=$(C_LANG_VERSION)
CFLAGS+=\
    -finput-charset=UTF-8 \
    -Wpedantic \
    -Wextra \
    -Wwrite-strings \
    -Wconversion \
    -Wshadow \
#     -Wstrict-prototypes \
#     -Werror=implicit-function-declaration \
    -Werror=implicit-int \
    -Werror=incompatible-pointer-types \
    -Werror=int-conversion \
    -Wno-missing-field-initializers \

CXXFLAGS:=-std=$(CXX_LANG_VERSION)
CXXFLAGS+=\
    -fPIC \
    -Wall \
    -Wextra \
    -pedantic \
    -Wunused-function

ifneq (,$(findstring g++,$(CXX)))
    COMPILE_FLAGS+=-fdiagnostics-color=always
else ifneq (,$(findstring clang,$(CXX)))
    COMPILE_FLAGS+=-fcolor-diagnostics
endif

LIBS:=-lstdc++
LIBS+=-lpthread
LIBS+=-lm
LIBS+=-lglfw
LIBS+=-lVulkan
#LIBS+=-lglm_shared
LIBS+=-lheck_log

LDFLAGS+=$(LIBS)

######### Overrides from build.conf #########
HERE:=$(dir $(lastword $(MAKEFILE_LIST)))
-include $(HERE)build.conf

COMPILE_FLAGS+=-isystem$(MACOS_SYS_PREFIX)/include
COMPILE_FLAGS+=-isystem$(PORTS_SYS_PREFIX)/include
COMPILE_FLAGS+=-I$(USER_PREFIX)/include
LDFLAGS+=-L$(MACOS_SYS_PREFIX)/lib
LDFLAGS+=-L$(PORTS_SYS_PREFIX)/lib
LDFLAGS+=-L$(USER_PREFIX)/lib

ifeq ($(DEBUG),1)
    COMPILE_FLAGS+=-g -O0 -DDEBUG
#     -fsanitize=address \
#     -fsanitize=undefined \
#     -fsanitize=float-divide-by-zero \
#     -fsanitize=implicit-conversion \
#     -fsanitize=unsigned-integer-overflow
else
    COMPILE_FLAGS+=-DNDEBUG -O2 -g0
endif

CXXFLAGS+=$(COMPILE_FLAGS)
CFLAGS+=$(COMPILE_FLAGS)

$(info C-Compiler: $(shell $(CC) --version))
$(info C++-Compiler: $(shell $(CXX) --version))