mk: build with _GNU_SOURCE defined by default

[dpdk.git] / examples / l2fwd-cat / Makefile

diff --git a/examples/l2fwd-cat/Makefile b/examples/l2fwd-cat/Makefile
index c8aa611..b6eeabd 100644 (file)
--- a/examples/l2fwd-cat/Makefile
+++ b/examples/l2fwd-cat/Makefile
@@ -11,22 +11,32 @@ SRCS-y := l2fwd-cat.c cat.c
 $(shell pkg-config --exists libdpdk)
 ifeq ($(.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 += $(shell pkg-config --cflags libdpdk)
-LDFLAGS += $(shell pkg-config --libs 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)
 
-CFLAGS += -D_GNU_SOURCE
 LDFLAGS += -lpqos
 
-build/$(APP): $(SRCS-y) Makefile $(PC_FILE) | build
-       $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS)
+build/$(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/$(APP)
+       rm -f build/$(APP) build/$(APP)-static build/$(APP)-shared
        rmdir --ignore-fail-on-non-empty build
 
 else # Build using legacy build system
@@ -55,7 +65,6 @@ endif
 EXTRA_CFLAGS += -O3 -g -Wfatal-errors
 
 CFLAGS += -I$(PQOS_INSTALL_PATH)/../include
-CFLAGS_cat.o := -D_GNU_SOURCE
 
 LDLIBS += -L$(PQOS_INSTALL_PATH)
 LDLIBS += -lpqos