uname_rs := $(shell uname -rs)
cc_version := $(shell $(CC) --version | head -n 1)
GIT_VERSION := $(shell ./GIT-VERSION-GEN git-version.h)
-COPYRIGHT_YEAR := 2016
+COPYRIGHT_YEAR := 2017
ifeq ("$(origin O)", "command line")
build_dir := $(O)
STRICT_CFLAGS += -Wmissing-format-attribute
STRICT_CFLAGS += -Wdeclaration-after-statement
-LDFLAGS += $(clock_gettime_ldflags)
-
ifeq ($(uname_s),Linux)
# these cause warnings on *BSD
CPPFLAGS += -Wunused-macros
LDFLAGS += -Wl,--gc-sections
endif
+cc-option = $(shell \
+ $(CC) $(1) -Werror -c -x c /dev/null -o /dev/null > /dev/null 2>&1 \
+ && echo "$(1)" \
+)
+
+STRICT_CFLAGS += $(call cc-option, -Wformat-signedness)
+
# To put more focus on warnings, be less verbose as default
# Use 'make V=1' to see the full commands
ifeq ("$(origin V)", "command line")
para_recv para_afh para_play para_server: LDFLAGS += $(id3tag_ldflags)
para_write para_play para_audiod \
-: LDFLAGS += $(ao_ldflags) $(pthread_ldflags) $(core_audio_ldflags)
+: LDFLAGS += $(ao_ldflags) $(pthread_ldflags)
para_client para_audioc para_play : LDFLAGS += $(readline_ldflags)
para_server: LDFLAGS += $(osl_ldflags)
para_gui: LDFLAGS += $(curses_ldflags)