1a20dbc086
bpftrace ships *.bt replacement scripts for the original bcc programs but still installs their manual pages as *.8 rather than *.bt.8 which conflicts with the original manual pages. Rename them to recover the original manuals and avoid conflict spam: ``` building '/nix/store/jspx13hyfi2m9vlnbj5iywk6rxpxp7y0-system-path.drv'... warning: collision between `/nix/store/dv7x07rmd2m7596f38kl9d5bnv545qz7-bpftrace-0.14.1-man/share/man/man8/biolatency.8.gz' and `/nix/store/lw1kw7077wk3j6cnvjrm904rs2w7785p-bcc-0.24.0/share/man/man8/biolatency.8.gz' [... 28 more duplicate manuals ...] ```
82 lines
2.5 KiB
Nix
82 lines
2.5 KiB
Nix
{ lib, stdenv, fetchFromGitHub
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, cmake, pkg-config, flex, bison
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, llvmPackages, elfutils
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, libelf, libbfd, libbpf, libopcodes, bcc
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, cereal, asciidoctor
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, nixosTests
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, util-linux
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}:
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stdenv.mkDerivation rec {
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pname = "bpftrace";
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version = "0.14.1";
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# Cherry-picked from merged PR, remove this hook on next update
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# https://github.com/iovisor/bpftrace/pull/2242
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# Cannot `fetchpatch` such pure renaming diff since
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# https://github.com/iovisor/bpftrace/commit/2df807dbae4037aa8bf0afc03f52fb3f6321c62a.patch
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# does not contain any diff in unified format but just this instead:
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# ...
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# man/man8/{bashreadline.8 => bashreadline.bt.8} | 0
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# ...
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# 35 files changed, 0 insertions(+), 0 deletions(-)
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# rename man/man8/{bashreadline.8 => bashreadline.bt.8} (100%)
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# ...
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# on witch `fetchpatch` fails with
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# error: Normalized patch '/build/patch' is empty (while the fetched file was not)!
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# Did you maybe fetch a HTML representation of a patch instead of a raw patch?
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postUnpack = ''
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rename .8 .bt.8 "$sourceRoot"/man/man8/*.8
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'';
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src = fetchFromGitHub {
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owner = "iovisor";
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repo = "bpftrace";
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rev = "v${version}";
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sha256 = "sha256-QDqHAEVM/XHCFMS0jMLdKJfDUOpkUqONOf8+Fbd5dCY=";
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};
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# libbpf 0.6.0 relies on typeof in bpf/btf.h to pick the right version of
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# btf_dump__new() but that's not valid c++.
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# see https://github.com/iovisor/bpftrace/issues/2068
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patches = [ ./btf-dump-new-0.6.0.patch ];
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buildInputs = with llvmPackages;
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[ llvm libclang
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elfutils libelf bcc
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libbpf libbfd libopcodes
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cereal asciidoctor
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];
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nativeBuildInputs = [ cmake pkg-config flex bison llvmPackages.llvm.dev util-linux ];
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# tests aren't built, due to gtest shenanigans. see:
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#
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# https://github.com/iovisor/bpftrace/issues/161#issuecomment-453606728
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# https://github.com/iovisor/bpftrace/pull/363
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#
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cmakeFlags =
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[ "-DBUILD_TESTING=FALSE"
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"-DLIBBCC_INCLUDE_DIRS=${bcc}/include"
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];
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# nuke the example/reference output .txt files, for the included tools,
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# stuffed inside $out. we don't need them at all.
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postInstall = ''
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rm -rf $out/share/bpftrace/tools/doc
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'';
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outputs = [ "out" "man" ];
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passthru.tests = {
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bpf = nixosTests.bpf;
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};
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meta = with lib; {
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description = "High-level tracing language for Linux eBPF";
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homepage = "https://github.com/iovisor/bpftrace";
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license = licenses.asl20;
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maintainers = with maintainers; [ rvl thoughtpolice martinetd ];
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};
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}
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