build/pkg-config: improve static linking flags

[dpdk.git] / examples / ipv4_multicast / Makefile

diff --git a/examples/ipv4_multicast/Makefile b/examples/ipv4_multicast/Makefile
index a03bfad..0ed78c1 100644 (file)
--- a/examples/ipv4_multicast/Makefile
+++ b/examples/ipv4_multicast/Makefile
@@ -9,8 +9,7 @@ APP = ipv4_multicast
 SRCS-y := main.c
 
 # Build using pkg-config variables if possible
-$(shell pkg-config --exists libdpdk)
-ifeq ($(.SHELLSTATUS),0)
+ifeq ($(shell pkg-config --exists libdpdk && echo 0),0)
 
 all: shared
 .PHONY: shared static
@@ -19,12 +18,12 @@ shared: build/$(APP)-shared
 static: build/$(APP)-static
        ln -sf $(APP)-static build/$(APP)
 
-PKGCONF=pkg-config --define-prefix
+PKGCONF ?= pkg-config
 
-PC_FILE := $(shell $(PKGCONF) --path libdpdk)
+PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
-LDFLAGS_STATIC = -Wl,-Bstatic $(shell $(PKGCONF) --static --libs libdpdk)
+LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
 
 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
        $(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)
@@ -53,6 +52,7 @@ include $(RTE_SDK)/mk/rte.vars.mk
 
 CFLAGS += -O3
 CFLAGS += $(WERROR_FLAGS)
+CFLAGS += -DALLOW_EXPERIMENTAL_API
 
 # workaround for a gcc bug with noreturn attribute
 # http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12603