CC ?= gcc

ifeq ($(DO_ASAN_FLAGS),1)
ASAN_FLAGS = -ggdb -O0 -fsanitize=address -fsanitize=leak -fsanitize=undefined
ifeq ($(origin CFLAGS),undefined)
CFLAGS := -Wall -Wextra -Wno-sign-compare -Wno-unused-parameter -Wstrict-prototypes
else
CFLAGS := $(CFLAGS)
endif
CFLAGS += $(ASAN_FLAGS)
CFLAGS += -DASAN_BUILD
LDFLAGS += $(ASAN_FLAGS)
export CFLAGS
export LDFLAGS
export ASAN_OPTIONS=verify_asan_link_order=0
export UBSAN_OPTIONS=print_stacktrace=1
export G_SLICE=always-malloc
endif

CFLAGS+=	-DRTPENGINE_VERSION="\"$(RTPENGINE_VERSION)\""

CFLAGS+=	$(CFLAGS_LIBSYSTEMD)
LDLIBS+=	$(LDLIBS_LIBSYSTEMD)

# look for liburing
ifeq (,$(filter pkg.ngcp-rtpengine.nouring,${DEB_BUILD_PROFILES}))
CFLAGS+=	$(CFLAGS_LIBURING)
LDLIBS+=	$(LDLIBS_LIBURING)
endif

ifeq ($(DBG),yes)
CFLAGS+=	-D__DEBUG=1
endif

# keep debugging symbols for backtrace_symbols()
LDFLAGS += -rdynamic

ifneq ($(DBG),yes)
  ifeq (,$(filter $(CFLAGS),-O0))
    CFLAGS+=	$(CFLAGS_DEFAULT)
    CPPFLAGS+=	$(CPPFLAGS_DEFAULT)
    LDFLAGS+=	$(LDFLAGS_DEFAULT)
  endif
endif


DATE_FMT = +%Y-%m-%d
ifdef SOURCE_DATE_EPOCH
    BUILD_DATE ?= $(shell date -u -d "@$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u -r "$(SOURCE_DATE_EPOCH)" "$(DATE_FMT)" 2>/dev/null || date -u "$(DATE_FMT)")
else
    BUILD_DATE ?= $(shell date "$(DATE_FMT)")
endif