uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/development/libraries/glib/setup-hook.sh

@@ -0,0 +1,34 @@
+make_glib_find_gsettings_schemas() {
+    # For packages that need gschemas of other packages (e.g. empathy)
+    for maybe_dir in "$1"/share/gsettings-schemas/*; do
+        if [[ -d "$maybe_dir/glib-2.0/schemas" ]]; then
+            addToSearchPath GSETTINGS_SCHEMAS_PATH "$maybe_dir"
+        fi
+    done
+}
+addEnvHooks "$targetOffset" make_glib_find_gsettings_schemas
+
+# Install gschemas, if any, in a package-specific directory
+glibPreInstallPhase() {
+  makeFlagsArray+=("gsettingsschemadir=${!outputLib}/share/gsettings-schemas/$name/glib-2.0/schemas/")
+}
+preInstallPhases+=" glibPreInstallPhase"
+
+glibPreFixupPhase() {
+    # Move gschemas in case the install flag didn't help
+    if [ -d "$prefix/share/glib-2.0/schemas" ]; then
+        mkdir -p "${!outputLib}/share/gsettings-schemas/$name/glib-2.0"
+        mv "$prefix/share/glib-2.0/schemas" "${!outputLib}/share/gsettings-schemas/$name/glib-2.0/"
+    fi
+
+    addToSearchPath GSETTINGS_SCHEMAS_PATH "${!outputLib}/share/gsettings-schemas/$name"
+}
+
+# gappsWrapperArgsHook expects GSETTINGS_SCHEMAS_PATH variable to be set by this.
+# Until we have dependency mechanism in generic builder, we need to use this ugly hack.
+if [[ " ${preFixupPhases:-} " =~ " gappsWrapperArgsHook " ]]; then
+    preFixupPhases+=" "
+    preFixupPhases="${preFixupPhases/ gappsWrapperArgsHook / glibPreFixupPhase gappsWrapperArgsHook }"
+else
+    preFixupPhases+=" glibPreFixupPhase"
+fi