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cmd/bpf2go: Use BPF2GO_CFLAGS instead of BPF2GO_FLAGS #1796

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Merged
merged 2 commits into from
Jun 10, 2025
Merged

cmd/bpf2go: Use BPF2GO_CFLAGS instead of BPF2GO_FLAGS #1796

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93c8d60
cmd/bpf2go: Use BPF2GO_CFLAGS instead of BPF2GO_FLAGS
jrife Jun 5, 2025
11fe356
Makefile: remove -fdebug-prefix-map cflag
ti-mo Jun 10, 2025
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4 changes: 2 additions & 2 deletions Makefile
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Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,7 @@ container-all:
-v "${REPODIR}":/ebpf -w /ebpf --env MAKEFLAGS \
--env HOME="/tmp" \
--env BPF2GO_CC="$(CLANG)" \
--env BPF2GO_FLAGS="-fdebug-prefix-map=/ebpf=. $(CFLAGS)" \
--env BPF2GO_CFLAGS="$(CFLAGS)" \
"${IMAGE}:${VERSION}" \
make all

Expand All @@ -73,7 +73,7 @@ container-shell:
${CONTAINER_ENGINE} run --rm -ti \
-v "${REPODIR}":/ebpf -w /ebpf \
--env BPF2GO_CC="$(CLANG)" \
--env BPF2GO_FLAGS="-fdebug-prefix-map=/ebpf=. $(CFLAGS)" \
--env BPF2GO_CFLAGS="$(CFLAGS)" \
"${IMAGE}:${VERSION}"

clean:
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4 changes: 2 additions & 2 deletions cmd/bpf2go/README.md
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Expand Up @@ -20,9 +20,9 @@ endian systems, respectively.
You can use environment variables to affect all bpf2go invocations
across a project, e.g. to set specific C flags:

BPF2GO_FLAGS="-O2 -g -Wall -Werror $(CFLAGS)" go generate ./...
BPF2GO_CFLAGS="-O2 -g -Wall -Werror $(CFLAGS)" go generate ./...

Alternatively, by exporting `$BPF2GO_FLAGS` from your build system, you can
Alternatively, by exporting `$BPF2GO_CFLAGS` from your build system, you can
control all builds from a single location.

Most bpf2go arguments can be controlled this way. See `bpf2go -h` for an
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