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examples/kni: fix build with pkg-config

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rm -f build/kni build/kni-static build/kni-shared
test -d build && rmdir -p build || true
[...]
/usr/bin/ld: /tmp/cc72ssnK.o: undefined reference to symbol
'pthread_join@@GLIBC_2.2.5'

This example explicitly call pthread API and should be linked against
the pthread library.

Fixes: 724beb913b44 ("examples/kni: monitor and update link state continually")
Cc: stable@dpdk.org

Signed-off-by: David Marchand <david.marchand@redhat.com>
Acked-by: Bruce Richardson <bruce.richardson@intel.com>
This commit is contained in:
David Marchand 2020-11-14 10:05:25 +01:00 committed by Thomas Monjalon
parent 13db2494e8
commit 58a0648bd3
1 changed files with 2 additions and 0 deletions
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examples/kni/Makefile
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@ -27,6 +27,8 @@ CFLAGS += -DALLOW_EXPERIMENTAL_API
LDFLAGS_SHARED = $(shell $(PKGCONF) --libs libdpdk)
LDFLAGS_STATIC = $(shell $(PKGCONF) --static --libs libdpdk)
LDFLAGS += -pthread
build/$(APP)-shared: $(SRCS-y) Makefile $(PC_FILE) | build
$(CC) $(CFLAGS) $(SRCS-y) -o $@ $(LDFLAGS) $(LDFLAGS_SHARED)