Merge staging-next into staging

nixos/modules/misc/man-db.nix

@@ -52,13 +52,11 @@ in
     environment.systemPackages = [ cfg.package ];
     environment.etc."man_db.conf".text =
       let
-        mandbForBuild = if pkgs.stdenv.hostPlatform == pkgs.stdenv.buildPlatform then
-                          cfg.package
-                        else
-                          pkgs.buildPackages.man-db;
-        manualCache = pkgs.runCommand "man-cache" { } ''
+        manualCache = pkgs.runCommand "man-cache" {
+          nativeBuildInputs = [ cfg.package ];
+        } ''
           echo "MANDB_MAP ${cfg.manualPages}/share/man $out" > man.conf
-          ${mandbForBuild}/bin/mandb -C man.conf -psc >/dev/null 2>&1
+          mandb -C man.conf -psc >/dev/null 2>&1
         '';
       in
       ''

nixos/modules/programs/nix-ld.nix

@@ -1,10 +1,68 @@
 { pkgs, lib, config, ... }:
+let
+  cfg = config.programs.nix-ld;
+
+  # TODO make glibc here configureable?
+  nix-ld-so = pkgs.runCommand "ld.so" {} ''
+    ln -s "$(cat '${pkgs.stdenv.cc}/nix-support/dynamic-linker')" $out
+  '';
+
+  nix-ld-libraries = pkgs.buildEnv {
+    name = "lb-library-path";
+    pathsToLink = [ "/lib" ];
+    paths = map lib.getLib cfg.libraries;
+    extraPrefix = "/share/nix-ld";
+    ignoreCollisions = true;
+  };
+
+  # We currently take all libraries from systemd and nix as the default.
+  # Is there a better list?
+  baseLibraries = with pkgs; [
+    zlib
+    zstd
+    stdenv.cc.cc
+    curl
+    openssl
+    attr
+    libssh
+    bzip2
+    libxml2
+    acl
+    libsodium
+    util-linux
+    xz
+    systemd
+  ];
+in
 {
   meta.maintainers = [ lib.maintainers.mic92 ];
   options = {
-    programs.nix-ld.enable = lib.mkEnableOption (lib.mdDoc ''nix-ld, Documentation: <https://github.com/Mic92/nix-ld>'');
+    programs.nix-ld = {
+      enable = lib.mkEnableOption (lib.mdDoc ''nix-ld, Documentation: <https://github.com/Mic92/nix-ld>'');
+      package = lib.mkOption {
+        type = lib.types.package;
+        description = lib.mdDoc "Which package to use for the nix-ld.";
+        default = pkgs.nix-ld;
+        defaultText = lib.mdDoc "pkgs.nix-ld";
+      };
+      libraries = lib.mkOption {
+        type = lib.types.listOf lib.types.package;
+        description = lib.mdDoc "Libraries that automatically become available to all programs. The default set includes common libraries.";
+        default = baseLibraries;
+        defaultText = lib.mdDoc "baseLibraries";
+      };
+    };
   };
   config = lib.mkIf config.programs.nix-ld.enable {
-    systemd.tmpfiles.packages = [ pkgs.nix-ld ];
+    systemd.tmpfiles.packages = [ cfg.package ];
+
+    environment.systemPackages = [ nix-ld-libraries ];
+
+    environment.pathsToLink = [ "/share/nix-ld" ];
+
+    environment.variables = {
+      NIX_LD = toString nix-ld-so;
+      NIX_LD_LIBRARY_PATH = "/run/current-system/sw/share/nix-ld/lib";
+    };
   };
 }

nixos/modules/services/hardware/usbmuxd.nix

@@ -13,6 +13,7 @@ in
 
 {
   options.services.usbmuxd = {
+
     enable = mkOption {
       type = types.bool;
       default = false;
@@ -39,6 +40,15 @@ in
         The group usbmuxd should use to run after startup.
       '';
     };
+
+    package = mkOption {
+      type = types.package;
+      default = pkgs.usbmuxd;
+      defaultText = literalExpression "pkgs.usbmuxd";
+      description = lib.mdDoc "Which package to use for the usbmuxd daemon.";
+      relatedPackages = [ "usbmuxd" "usbmuxd2" ];
+    };
+
   };
 
   config = mkIf cfg.enable {
@@ -68,7 +78,7 @@ in
         # Trigger the udev rule manually. This doesn't require replugging the
         # device when first enabling the option to get it to work
         ExecStartPre = "${pkgs.udev}/bin/udevadm trigger -s usb -a idVendor=${apple}";
-        ExecStart = "${pkgs.usbmuxd}/bin/usbmuxd -U ${cfg.user} -f";
+        ExecStart = "${cfg.package}/bin/usbmuxd -U ${cfg.user} -v";
       };
     };