mk: build with _GNU_SOURCE defined by default

[dpdk.git] / examples / qos_sched / Makefile

diff --git a/examples/qos_sched/Makefile b/examples/qos_sched/Makefile
index 8ceda12..45b0a9e 100644 (file)
--- a/examples/qos_sched/Makefile
+++ b/examples/qos_sched/Makefile
@@ -1,6 +1,44 @@
 # SPDX-License-Identifier: BSD-3-Clause
 # Copyright(c) 2010-2014 Intel Corporation
 
+# binary name
+APP = qos_sched
+
+# all source are stored in SRCS-y
+SRCS-y := main.c args.c init.c app_thread.c cfg_file.c cmdline.c stats.c
+
+# Build using pkg-config variables if possible
+$(shell pkg-config --exists libdpdk)
+ifeq ($(.SHELLSTATUS),0)
+
+all: shared
+.PHONY: shared static
+shared: build/$(APP)-shared
+       ln -sf $(APP)-shared build/$(APP)
+static: build/$(APP)-static
+       ln -sf $(APP)-static build/$(APP)
+
+PC_FILE := $(shell pkg-config --path libdpdk)
+CFLAGS += -O3 $(shell pkg-config --cflags libdpdk)
+LDFLAGS_SHARED = $(shell pkg-config --libs libdpdk)
+LDFLAGS_STATIC = -Wl,-Bstatic $(shell pkg-config --static --libs libdpdk)
+
+build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
+       $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
+
+build/$(APP)-static: $(SRCS-y) Makefile $(PC_FILE) | build
+       $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_STATIC)
+
+build:
+       @mkdir -p $@
+
+.PHONY: clean
+clean:
+       rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
+       rmdir --ignore-fail-on-non-empty build
+
+else # Build using legacy build system
+
 ifeq ($(RTE_SDK),)
 $(error "Please define RTE_SDK environment variable")
 endif
@@ -10,24 +48,17 @@ RTE_TARGET ?= x86_64-native-linuxapp-gcc
 
 include $(RTE_SDK)/mk/rte.vars.mk
 
-ifneq ($(CONFIG_RTE_EXEC_ENV),"linuxapp")
+ifneq ($(CONFIG_RTE_EXEC_ENV_LINUXAPP),y)
 $(info This application can only operate in a linuxapp environment, \
 please change the definition of the RTE_TARGET environment variable)
 all:
 clean:
 else
 
-# binary name
-APP = qos_sched
-
-# all source are stored in SRCS-y
-SRCS-y := main.c args.c init.c app_thread.c cfg_file.c cmdline.c stats.c
-
 CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS)
-CFLAGS_args.o := -D_GNU_SOURCE
-CFLAGS_cfg_file.o := -D_GNU_SOURCE
 
 include $(RTE_SDK)/mk/rte.extapp.mk
 
 endif
+endif