8 files changed, 17 insertions, 20 deletions
diff --git a/pkgs/development/libraries/glib-networking/default.nix b/pkgs/development/libraries/glib-networking/default.nix
index e0bbae69c4ff..3deaf28373dd 100644
--- a/pkgs/development/libraries/glib-networking/default.nix
+++ b/pkgs/development/libraries/glib-networking/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     })
   ];
 
-  PKG_CONFIG_GIO_2_0_GIOMODULEDIR = "lib/gio/modules";
+  PKG_CONFIG_GIO_2_0_GIOMODULEDIR = "${placeholder "out"}/lib/gio/modules";
 
   postPatch = ''
     chmod +x meson_post_install.py # patchShebangs requires executable file
diff --git a/pkgs/development/libraries/gvfs/default.nix b/pkgs/development/libraries/gvfs/default.nix
index 86cbd01a6026..360c1fb41f4e 100644
--- a/pkgs/development/libraries/gvfs/default.nix
+++ b/pkgs/development/libraries/gvfs/default.nix
@@ -63,9 +63,9 @@ stdenv.mkDerivation rec {
 
   # Uncomment when switching back to meson
   # mesonFlags = [
-  #   "-Dgio_module_dir=lib/gio/modules"
-  #   "-Dsystemduserunitdir=lib/systemd/user"
-  #   "-Ddbus_service_dir=share/dbus-1/services"
+  #   "-Dgio_module_dir=${placeholder "out"}/lib/gio/modules"
+  #   "-Dsystemduserunitdir=${placeholder "out"}/lib/systemd/user"
+  #   "-Ddbus_service_dir=${placeholder "out"}/share/dbus-1/services"
   #   "-Dtmpfilesdir=no"
   # ] ++ stdenv.lib.optionals (!gnomeSupport) [
   #   "-Dgcr=false" "-Dgoa=false" "-Dkeyring=false" "-Dhttp=false"
diff --git a/pkgs/development/libraries/libfm/default.nix b/pkgs/development/libraries/libfm/default.nix
index ce1d3b138f88..796c03dab5ee 100644
--- a/pkgs/development/libraries/libfm/default.nix
+++ b/pkgs/development/libraries/libfm/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchurl, glib, intltool, menu-cache, pango, pkgconfig, vala_0_34
+{ stdenv, fetchurl, glib, intltool, menu-cache, pango, pkgconfig, vala
 , extraOnly ? false
 , withGtk3 ? false, gtk2, gtk3 }:
 let
@@ -16,12 +16,11 @@ stdenv.mkDerivation rec {
     sha256 = "0wkwbi1nyvqza3r1dhrq846axiiq0fy0dqgngnagh76fjrwnzl0q";
   };
 
-  nativeBuildInputs = [ pkgconfig ];
-  buildInputs = [ glib gtk intltool pango vala_0_34 ]
-                ++ optional (!extraOnly) menu-cache;
+  nativeBuildInputs = [ vala pkgconfig intltool ];
+  buildInputs = [ glib gtk pango ] ++ optional (!extraOnly) menu-cache;
 
-  configureFlags = [ (optional extraOnly "--with-extra-only")
-                     (optional withGtk3 "--with-gtk=3") ];
+  configureFlags = optional extraOnly "--with-extra-only"
+    ++ optional withGtk3 "--with-gtk=3";
 
   enableParallelBuilding = true;
 
diff --git a/pkgs/development/libraries/libwnck/3.x.nix b/pkgs/development/libraries/libwnck/3.x.nix
index 8efd908584e1..f2d05d14d693 100644
--- a/pkgs/development/libraries/libwnck/3.x.nix
+++ b/pkgs/development/libraries/libwnck/3.x.nix
@@ -19,8 +19,8 @@ in stdenv.mkDerivation rec{
   nativeBuildInputs = [ pkgconfig intltool gobjectIntrospection ];
   propagatedBuildInputs = [ libX11 gtk3 ];
 
-  PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_GIRDIR = "$(dev)/share/gir-1.0";
-  PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_TYPELIBDIR = "$(out)/lib/girepository-1.0";
+  PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_GIRDIR = "${placeholder "dev"}/share/gir-1.0";
+  PKG_CONFIG_GOBJECT_INTROSPECTION_1_0_TYPELIBDIR = "${placeholder "out"}/lib/girepository-1.0";
 
   passthru = {
     updateScript = gnome3.updateScript {
diff --git a/pkgs/development/libraries/pipewire/default.nix b/pkgs/development/libraries/pipewire/default.nix
index c50fc9fb35c8..e87ed8e48a98 100644
--- a/pkgs/development/libraries/pipewire/default.nix
+++ b/pkgs/development/libraries/pipewire/default.nix
@@ -34,7 +34,7 @@ in stdenv.mkDerivation rec {
     "-Denable_gstreamer=true"
   ];
 
-  PKG_CONFIG_SYSTEMD_SYSTEMDUSERUNITDIR = "lib/systemd/user";
+  PKG_CONFIG_SYSTEMD_SYSTEMDUSERUNITDIR = "${placeholder "out"}/lib/systemd/user";
 
   FONTCONFIG_FILE = fontsConf; # Fontconfig error: Cannot load default config file
 
diff --git a/pkgs/development/libraries/science/math/sympow/default.nix b/pkgs/development/libraries/science/math/sympow/default.nix
index c34701e3f913..f421755b6182 100644
--- a/pkgs/development/libraries/science/math/sympow/default.nix
+++ b/pkgs/development/libraries/science/math/sympow/default.nix
@@ -34,13 +34,11 @@ stdenv.mkDerivation rec {
     makeWrapper "$out/share/sympow/sympow" "$out/bin/sympow" \
       --run 'export SYMPOW_LOCAL="$HOME/.local/share/sympow"' \
       --run 'if [ ! -d "$SYMPOW_LOCAL" ]; then
-        mkdir -p "$SYMPOW_LOCAL"
-        cp -r @out@/share/sympow/* "$SYMPOW_LOCAL"
+        mkdir -p "$SYMPOW_LOCAL" 
+        cp -r ${placeholder "out"}/share/sympow/* "$SYMPOW_LOCAL"
         chmod -R +xw "$SYMPOW_LOCAL"
     fi' \
       --run 'cd "$SYMPOW_LOCAL"'
-    substituteInPlace $out/bin/sympow --subst-var out
-
     runHook postInstall
   '';
 
diff --git a/pkgs/development/libraries/spice-gtk/default.nix b/pkgs/development/libraries/spice-gtk/default.nix
index f4f10978ec13..f5258c1cd6d8 100644
--- a/pkgs/development/libraries/spice-gtk/default.nix
+++ b/pkgs/development/libraries/spice-gtk/default.nix
@@ -52,7 +52,7 @@ in stdenv.mkDerivation rec {
 
   nativeBuildInputs = [ pkgconfig gettext libsoup autoreconfHook vala gobjectIntrospection ];
 
-  PKG_CONFIG_POLKIT_GOBJECT_1_POLICYDIR = "$(out)/share/polkit-1/actions";
+  PKG_CONFIG_POLKIT_GOBJECT_1_POLICYDIR = "${placeholder "out"}/share/polkit-1/actions";
 
   configureFlags = [
     "--with-gtk3"
diff --git a/pkgs/development/libraries/umockdev/default.nix b/pkgs/development/libraries/umockdev/default.nix
index b89450b810b8..912bcac55cd0 100644
--- a/pkgs/development/libraries/umockdev/default.nix
+++ b/pkgs/development/libraries/umockdev/default.nix
@@ -3,7 +3,7 @@
 
 stdenv.mkDerivation rec {
   name = "umockdev-${version}";
-  version = "0.11.3";
+  version = "0.12";
 
   outputs = [ "bin" "out" "dev" "doc" ];
 
@@ -11,7 +11,7 @@ stdenv.mkDerivation rec {
     owner  = "martinpitt";
     repo   = "umockdev";
     rev    = version;
-    sha256 = "1z101yw7clxz39im3y435s3rj1gna3kp0fkj9wd62vxqvk68lhik";
+    sha256 = "1j7kkxpqs991w3qdlb779gzv38l1vpnlk3laabi2ndk83j1wl5k2";
   };
 
   # autoreconfHook complains if we try to build the documentation