lvm2: add multiple output support

nixos/modules/system/boot/stage-1.nix

@@ -111,8 +111,8 @@ let
       copy_bin_and_libs ${pkgs.utillinux}/sbin/blkid
 
       # Copy dmsetup and lvm.
-      copy_bin_and_libs ${pkgs.lvm2}/sbin/dmsetup
-      copy_bin_and_libs ${pkgs.lvm2}/sbin/lvm
+      copy_bin_and_libs ${getBin pkgs.lvm2}/bin/dmsetup
+      copy_bin_and_libs ${getBin pkgs.lvm2}/bin/lvm
 
       # Add RAID mdadm tool.
       copy_bin_and_libs ${pkgs.mdadm}/sbin/mdadm
@@ -235,7 +235,7 @@ let
             --replace cdrom_id ${extraUtils}/bin/cdrom_id \
             --replace ${pkgs.coreutils}/bin/basename ${extraUtils}/bin/basename \
             --replace ${pkgs.utillinux}/bin/blkid ${extraUtils}/bin/blkid \
-            --replace ${pkgs.lvm2}/sbin ${extraUtils}/bin \
+            --replace ${getBin pkgs.lvm2}/bin ${extraUtils}/bin \
             --replace ${pkgs.mdadm}/sbin ${extraUtils}/sbin \
             --replace ${pkgs.bash}/bin/sh ${extraUtils}/bin/sh \
             --replace ${udev} ${extraUtils}

pkgs/os-specific/linux/lvm2/default.nix

@@ -28,6 +28,9 @@ stdenv.mkDerivation rec {
   configureFlags = [
     "--disable-readline"
     "--enable-pkgconfig"
+    "--bindir=${placeholder "bin"}/bin"
+    "--sbindir=${placeholder "bin"}/bin"
+    "--libdir=${placeholder "lib"}/lib"
   ] ++ stdenv.lib.optional enable_dmeventd " --enable-dmeventd"
   ++ stdenv.lib.optional enable_cmdlib "--enable-cmdlib"
   ++ stdenv.lib.optionals (stdenv.hostPlatform != stdenv.buildPlatform) [
@@ -88,6 +91,12 @@ stdenv.mkDerivation rec {
     "install_tmpfiles_configuration"
   ];
 
+  postInstall = ''
+    moveToOutput lib/libdevmapper.so $lib
+  '';
+
+  outputs = [ "out" "bin" "lib" "dev" "man" ];
+
   meta = with stdenv.lib; {
     homepage = "http://sourceware.org/lvm2/";
     description = "Tools to support Logical Volume Management (LVM) on Linux";