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nixpkgs/pkgs/os-specific/linux/fatrace/default.nix
Profpatsch 4a7f99d55d treewide: with stdenv.lib; in meta -> with lib;
Part of: https://github.com/NixOS/nixpkgs/issues/108938

meta = with stdenv.lib;

is a widely used pattern. We want to slowly remove
the `stdenv.lib` indirection and encourage people
to use `lib` directly. Thus let’s start with the meta
field.

This used a rewriting script to mostly automatically
replace all occurances of this pattern, and add the
`lib` argument to the package header if it doesn’t
exist yet.

The script in its current form is available at
https://cs.tvl.fyi/depot@2f807d7f141068d2d60676a89213eaa5353ca6e0/-/blob/users/Profpatsch/nixpkgs-rewriter/default.nix
2021-01-11 10:38:22 +01:00

41 lines
1 KiB
Nix

{ lib, stdenv
, fetchFromGitHub
, python3
, which
}:
stdenv.mkDerivation rec {
pname = "fatrace";
version = "0.16.1";
src = fetchFromGitHub {
owner = "martinpitt";
repo = pname;
rev = version;
sha256 = "0lxfqin2bw9235yah8ylb4p8lc3755050sjg30z3gy7bab0lfyg9";
};
buildInputs = [ python3 which ];
postPatch = ''
substituteInPlace power-usage-report \
--replace "'which'" "'${which}/bin/which'"
'';
makeFlags = [ "PREFIX=$(out)" ];
meta = with lib; {
description = "Report system-wide file access events";
homepage = "https://github.com/martinpitt/fatrace";
license = licenses.gpl3Plus;
longDescription = ''
fatrace reports file access events from all running processes.
Its main purpose is to find processes which keep waking up the disk
unnecessarily and thus prevent some power saving.
Requires a Linux kernel with the FANOTIFY configuration option enabled.
Enabling X86_MSR is also recommended for power-usage-report on x86.
'';
platforms = platforms.linux;
};
}