X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=examples%2Fntb%2FMakefile;h=d9b6e5309026de0cb7f254a80805e968ec51b615;hb=23f7ec1d9b7ccfcfb9b9f67d33cf6cbf7f5034d3;hp=d35dabc47157efcb2d49861fc280ccfa770fb5e6;hpb=9bb2997cb7a9e9fa286c13fabe392e544b95158b;p=dpdk.git

diff --git a/examples/ntb/Makefile b/examples/ntb/Makefile
index d35dabc471..d9b6e53090 100644
--- a/examples/ntb/Makefile
+++ b/examples/ntb/Makefile
@@ -7,8 +7,10 @@ APP = ntb_fwd
 # all source are stored in SRCS-y
 SRCS-y := ntb_fwd.c
 
+PKGCONF ?= pkg-config
+
 # Build using pkg-config variables if possible
-ifneq ($(shell pkg-config --exists libdpdk && echo 0),0)
+ifneq ($(shell $(PKGCONF) --exists libdpdk && echo 0),0)
 $(error "no installation of DPDK found")
 endif
 
@@ -19,17 +21,24 @@ shared: build/$(APP)-shared
 static: build/$(APP)-static
 	ln -sf $(APP)-static build/$(APP)
 
-PKGCONF ?= pkg-config
-
 CFLAGS += -D_FILE_OFFSET_BITS=64
 LDFLAGS += -pthread
 
 PC_FILE := $(shell $(PKGCONF) --path libdpdk 2>/dev/null)
 CFLAGS += -O3 $(shell $(PKGCONF) --cflags libdpdk)
-CFLAGS += -DALLOW_EXPERIMENTAL_API
 LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
 LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
 
+ifeq ($(MAKECMDGOALS),static)
+# check for broken pkg-config
+ifeq ($(shell echo $(LDFLAGS_STATIC) | grep 'whole-archive.*l:lib.*no-whole-archive'),)
+$(warning "pkg-config output list does not contain drivers between 'whole-archive'/'no-whole-archive' flags.")
+$(error "Cannot generate statically-linked binaries with this version of pkg-config")
+endif
+endif
+
+CFLAGS += -DALLOW_EXPERIMENTAL_API
+
 build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
 	$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)