nix

flake.nix

@@ -0,0 +1,26 @@
+{
+  description = "provides the libvfn package for NixOS and Nix environments";
+
+	inputs = {
+	  nixpkgs.url = "github:NixOS/nixpkgs/nixos-24.05";
+
+	};
+
+	outputs = { self, nixpkgs }:
+	  let
+      # lists supported systems
+		  allSystems = [
+			  "x86_64-linux"
+				"aarch64-linux"
+			];
+
+			forAllSystems = fn:
+			  nixpkgs.lib.genAttrs allSystems
+				(system: fn { pkgs = import nixpkgs { inherit system; };});
+
+		in {
+		  packages = forAllSystems ({ pkgs }: {
+			  libvfn = pkgs.callPackage ./nix/packages/libvfn { };
+			});
+		};
+}

nix/packages/libvfn/default.nix

@@ -0,0 +1,23 @@
+{ stdenv, fetchFromGitHub, pkg-config, meson, ninja, perl }:
+
+stdenv.mkDerivation rec {
+  pname = "libvfn";
+  version = "4.0.1";
+
+  src = fetchFromGitHub {
+    owner = "SamsungDS";
+    repo = "libvfn";
+    rev = "v${version}";
+    hash = "sha256-/XOSD4S/Jr8ohltahMTiFF18njt341Uq2ZZjgV+y9Pg=";
+  };
+
+  patches = [ ./trace_pl_pathfix.patch ];
+
+  mesonFlags = [
+    "-Ddocs=disabled"
+    "-Dlibnvme=disabled"
+    "-Dprofiling=false"
+  ];
+
+  nativeBuildInputs = [ meson ninja pkg-config perl ];
+}

nix/packages/libvfn/trace_pl_pathfix.patch

@@ -0,0 +1,39 @@
+diff --git a/include/vfn/trace/meson.build b/include/vfn/trace/meson.build
+index 738a099..614383c 100644
+--- a/include/vfn/trace/meson.build
++++ b/include/vfn/trace/meson.build
+@@ -2,7 +2,7 @@ trace_events_h = custom_target('trace events header',
+   input: meson.project_source_root() / get_option('trace-events-file'),
+   output: 'events.h',
+   capture: true,
+-  command: [trace_pl, '--mode', 'header', '@INPUT@'],
++  command: [perl, trace_pl, '--mode', 'header', '@INPUT@'],
+   install: true,
+   install_dir: get_option('includedir') / 'vfn/trace',
+ )
+diff --git a/meson.build b/meson.build
+index 7ead082..a622253 100644
+--- a/meson.build
++++ b/meson.build
+@@ -34,7 +34,7 @@ endif
+ ##
+
+ perl = find_program('perl')
+-trace_pl = find_program('scripts/trace.pl')
++trace_pl = meson.current_source_dir() / 'scripts' / 'trace.pl'
+
+ ##
+ ##  Compiler Configuration
+diff --git a/src/trace/meson.build b/src/trace/meson.build
+index 3569cf8..7c3f093 100644
+--- a/src/trace/meson.build
++++ b/src/trace/meson.build
+@@ -2,7 +2,7 @@ trace_events_c = custom_target('trace events source',
+   input: meson.project_source_root() / get_option('trace-events-file'),
+   output: 'events.c',
+   capture: true,
+-  command: [trace_pl, '--mode', 'source', '@INPUT@'],
++  command: [perl, trace_pl, '--mode', 'source', '@INPUT@'],
+ )
+
+ trace_sources += trace_events_c