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{ stdenv, rustPlatform, fetchFromGitHub, lib, ruby, which}:
rustPlatform.buildRustPackage rec {
pname = "rbspy";
version = "0.12.1";
src = fetchFromGitHub {
owner = pname;
repo = pname;
rev = "v${version}";
sha256 = "FnUUX7qQWVZMHtWvneTLzBL1YYwF8v4e1913Op4Lvbw=";
};
cargoSha256 = "98vmUoWSehX/9rMlHNSvKHJvJxW99pOhS08FI3OeLGo=";
doCheck = true;
# Tests in initialize.rs rely on specific PIDs being queried and attaching
# tracing to forked processes, which don't work well with the isolated build.
preCheck = ''
substituteInPlace src/core/process.rs \
--replace /usr/bin/which '${which}/bin/which'
substituteInPlace src/sampler/mod.rs \
--replace /usr/bin/which '${which}/bin/which'
substituteInPlace src/core/initialize.rs \
--replace 'fn test_initialize_with_disallowed_process(' '#[ignore] fn test_initialize_with_disallowed_process(' \
--replace 'fn test_get_exec_trace(' '#[ignore] fn test_get_exec_trace(' \
'';
nativeBuildInputs = [ ruby which ];
meta = with lib; {
broken = (stdenv.isLinux && stdenv.isAarch64);
homepage = "https://rbspy.github.io/";
description = ''
A Sampling CPU Profiler for Ruby.
'';
license = licenses.mit;
maintainers = with maintainers; [ viraptor ];
platforms = platforms.linux ++ platforms.darwin;
};
}
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