classes: Update classes to match new bitbake class scope functionality

Move classes to classes-global or classes-recipe as appropriate to take
advantage of new bitbake functionality to check class scope/usage.

(From OE-Core rev: f5c128008365e141082c129417eb72d2751e8045)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/classes-recipe/multilib_script.bbclass

@@ -0,0 +1,40 @@
+#
+# Copyright OpenEmbedded Contributors
+#
+# SPDX-License-Identifier: MIT
+#
+
+#
+# Recipe needs to set MULTILIB_SCRIPTS in the form <pkgname>:<scriptname>, e.g.
+# MULTILIB_SCRIPTS = "${PN}-dev:${bindir}/file1 ${PN}:${base_bindir}/file2"
+# to indicate which script files to process from which packages.
+#
+
+inherit update-alternatives
+
+MULTILIB_SUFFIX = "${@d.getVar('base_libdir',1).split('/')[-1]}"
+
+PACKAGE_PREPROCESS_FUNCS += "multilibscript_rename"
+
+multilibscript_rename() {
+	:
+}
+
+python () {
+    # Do nothing if multilib isn't being used
+    if not d.getVar("MULTILIB_VARIANTS"):
+        return
+    # Do nothing for native/cross
+    if bb.data.inherits_class('native', d) or bb.data.inherits_class('cross', d):
+        return
+
+    for entry in (d.getVar("MULTILIB_SCRIPTS", False) or "").split():
+        pkg, script = entry.split(":")
+        epkg = d.expand(pkg)
+        scriptname = os.path.basename(script)
+        d.appendVar("ALTERNATIVE:" + epkg, " " + scriptname + " ")
+        d.setVarFlag("ALTERNATIVE_LINK_NAME", scriptname, script)
+        d.setVarFlag("ALTERNATIVE_TARGET", scriptname, script + "-${MULTILIB_SUFFIX}")
+        d.appendVar("multilibscript_rename",  "\n	mv ${PKGD}" + script + " ${PKGD}" + script + "-${MULTILIB_SUFFIX}")
+        d.appendVar("FILES:" + epkg, " " + script + "-${MULTILIB_SUFFIX}")
+}