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-rw-r--r--src/vpp.am33
1 files changed, 20 insertions, 13 deletions
diff --git a/src/vpp.am b/src/vpp.am
index 77010e1f36a..3bb2c1beaae 100644
--- a/src/vpp.am
+++ b/src/vpp.am
@@ -44,19 +44,30 @@ nobase_include_HEADERS += \
API_FILES += vpp/api/vpe.api
-BUILT_SOURCES += vpp/app/version.h
+BUILT_SOURCES += .version
vpp/app/version.o: vpp/app/version.h
-.PHONY: vpp/app/version.h
+.PHONY: .version
+
+VPP_VERSION = $(shell $(srcdir)/scripts/version)
+
+# update version.h only when version changes, to avoid
+# unnecessary re-linking of vpp binary
+
+.version:
+ @if [ "$$(cat .version 2> /dev/null)" != "$(VPP_VERSION)" ] ; then \
+ f="vpp/app/version.h" ;\
+ echo " VERSION $$f ($(VPP_VERSION))" ;\
+ echo $(VPP_VERSION) > .version ;\
+ echo "#define VPP_BUILD_DATE \"$$(date)\"" > $$f ;\
+ echo "#define VPP_BUILD_USER \"$$(whoami)\"" >> $$f ;\
+ echo "#define VPP_BUILD_HOST \"$$(hostname)\"" >> $$f ;\
+ echo -n "#define VPP_BUILD_TOPDIR " >> $$f ;\
+ echo "\"$$(cd $(srcdir) && git rev-parse --show-toplevel)\"" >> $$f ;\
+ echo "#define VPP_BUILD_VER \"$(VPP_VERSION)\"" >> $$f ;\
+ fi
-vpp/app/version.h:
- @echo " VERSION " $@
- @echo "#define VPP_BUILD_DATE \"$$(date)\"" > $@
- @echo "#define VPP_BUILD_USER \"$$(whoami)\"" >> $@
- @echo "#define VPP_BUILD_HOST \"$$(hostname)\"" >> $@
- @echo "#define VPP_BUILD_TOPDIR \"$$(cd $(srcdir) && git rev-parse --show-toplevel)\"" >> $@
- @echo "#define VPP_BUILD_VER \"$$($(srcdir)/scripts/version)\"" >> $@
# Generate a plugin configuration script. Misconfiguring a
# plugin can cause very subtle problems.
@@ -103,10 +114,6 @@ bin_vpp_LDADD = \
bin_vpp_LDFLAGS = $(DPDK_LD_FLAGS)
bin_vpp_LDADD += libvppinfra.la -lm -lpthread -ldl $(DPDK_LD_ADD)
-if WITH_IPV6SR
- bin_vpp_LDADD += -lcrypto
-endif
-
noinst_PROGRAMS += bin/test_client
bin_test_client_SOURCES = \