On Thu, Sep 01, 2022 at 08:57:21PM +0100, Sudip Mukherjee wrote: > > Dear Maintainer,
Hi Sudip,
>
> dwarves FTBFS with libbpf 1.0.0 (available in experimental).
> Hopefully this is the error from the build log:
>
> In file included from /home/sudip/test/dwarves-1.23/btf_encoder.c:18:
> /usr/include/bpf/btf.h: In function 'btf_enum64_value':
> /usr/include/bpf/btf.h:496:25: error: invalid use of undefined type 'const
> struct btf_enum64'
> 496 | return ((__u64)e->val_hi32 << 32) | e->val_lo32;
> | ^~
> /usr/include/bpf/btf.h:496:46: error: invalid use of undefined type 'const
> struct btf_enum64'
> 496 | return ((__u64)e->val_hi32 << 32) | e->val_lo32;
> | ^~
Which version of linux-libc-dev are you using? I see that struct
btf_enum64 is introduced only in kernel 6.0, not yet packaged.
> /home/sudip/test/dwarves-1.23/btf_encoder.c: In function 'btf__log_err':
> /home/sudip/test/dwarves-1.23/btf_encoder.c:175:39: warning: implicit
> declaration of function 'btf__get_nr_types' [-Wimplicit-function-declaration]
> 175 | fprintf(stderr, "[%u] %s %s", btf__get_nr_types(btf) + 1,
> | ^~~~~~~~~~~~~~~~~
> /home/sudip/test/dwarves-1.23/btf_encoder.c: In function
> 'btf_encoder__encode':
> /home/sudip/test/dwarves-1.23/btf_encoder.c:1049:13: error: too many
> arguments to function 'btf__dedup'
> 1049 | if (btf__dedup(encoder->btf, NULL, NULL)) {
> | ^~~~~~~~~~
> /usr/include/bpf/btf.h:232:16: note: declared here
> 232 | LIBBPF_API int btf__dedup(struct btf *btf, const struct
> btf_dedup_opts *opts);
> | ^~~~~~~~~~
>
These probably require the new dwarves 1.24.
Thanks,
Dom
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