Commit b5684058 authored Nov 27, 2019 by Andrii Nakryiko Committed by Daniel Borkmann Nov 27, 2019

libbpf: Fix Makefile' libbpf symbol mismatch diagnostic



Fix Makefile's diagnostic diff output when there is LIBBPF_API-versioned
symbols mismatch.

Fixes: 1bd63524 ("libbpf: handle symbol versioning properly for libbpf.a")
Signed-off-by: Andrii Nakryiko <andriin@fb.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Yonghong Song <yhs@fb.com>
Link: https://lore.kernel.org/bpf/20191127200134.1360660-1-andriin@fb.com

parent da5fb182

tools/lib/bpf/Makefile

+1 −1

Original line number	Diff line number	Diff line
		@@ -214,7 +214,7 @@ check_abi: $(OUTPUT)libbpf.so
		"versioned symbols in $^ ($(VERSIONED_SYM_COUNT))." \
		"Please make sure all LIBBPF_API symbols are" \
		"versioned in $(VERSION_SCRIPT)." >&2; \
		readelf -s --wide $(OUTPUT)libbpf-in.o \| \
		readelf -s --wide $(BPF_IN_SHARED) \| \
		cut -d "@" -f1 \| sed 's/_v[0-9]_[0-9]_[0-9].*//' \| \
		awk '/GLOBAL/ && /DEFAULT/ && !/UND/ {print $$8}'\| \
		sort -u > $(OUTPUT)libbpf_global_syms.tmp; \

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