Simplify how to stage directories in the sysroot

index 8e92b3e..61be81d 100644
@@ -68,10 +68,7 @@ do_install() {
 	done
 }
 
-SYSROOT_PREPROCESS_FUNCS += "tcl_sysroot_preprocess"
-tcl_sysroot_preprocess () {
-	sysroot_stage_dir ${D}${bindir_crossscripts} ${SYSROOT_DESTDIR}${bindir_crossscripts}
-}
+SYSROOT_DIRS += "${bindir_crossscripts}"
 
 PACKAGES =+ "tcl-lib"
 FILES_tcl-lib = "${libdir}/libtcl8.6.so.*"

index bc5dfa8..a0f82be 100644
@@ -1,3 +1,37 @@
+# These directories will be staged in the sysroot
+SYSROOT_DIRS = " \
+    ${includedir} \
+    ${libdir} \
+    ${base_libdir} \
+    ${nonarch_base_libdir} \
+    ${datadir} \
+"
+
+# These directories are also staged in the sysroot when they contain files that
+# are usable on the build system
+SYSROOT_DIRS_NATIVE = " \
+    ${bindir} \
+    ${sbindir} \
+    ${base_bindir} \
+    ${base_sbindir} \
+    ${libexecdir} \
+    ${sysconfdir} \
+    ${localstatedir} \
+"
+SYSROOT_DIRS_append_class-native = " ${SYSROOT_DIRS_NATIVE}"
+SYSROOT_DIRS_append_class-cross = " ${SYSROOT_DIRS_NATIVE}"
+SYSROOT_DIRS_append_class-crosssdk = " ${SYSROOT_DIRS_NATIVE}"
+
+# These directories will not be staged in the sysroot
+SYSROOT_DIRS_BLACKLIST = " \
+    ${mandir} \
+    ${docdir} \
+    ${infodir} \
+    ${datadir}/locale \
+    ${datadir}/applications \
+    ${datadir}/fonts \
+    ${datadir}/pixmaps \
+"
 
 sysroot_stage_dir() {
 	src="$1"

@@ -14,43 +48,18 @@ sysroot_stage_dir() {
 	)
 }
 
-sysroot_stage_libdir() {
-	src="$1"
-	dest="$2"
-
-	sysroot_stage_dir $src $dest
-}
-
 sysroot_stage_dirs() {
 	from="$1"
 	to="$2"
 
-	sysroot_stage_dir $from${includedir} $to${includedir}
-	if [ "${BUILD_SYS}" = "${HOST_SYS}" ]; then
-		sysroot_stage_dir $from${bindir} $to${bindir}
-		sysroot_stage_dir $from${sbindir} $to${sbindir}
-		sysroot_stage_dir $from${base_bindir} $to${base_bindir}
-		sysroot_stage_dir $from${base_sbindir} $to${base_sbindir}
-		sysroot_stage_dir $from${libexecdir} $to${libexecdir}
-		sysroot_stage_dir $from${sysconfdir} $to${sysconfdir}
-		sysroot_stage_dir $from${localstatedir} $to${localstatedir}
-	fi
-	if [ -d $from${libdir} ]
-	then
-		sysroot_stage_libdir $from${libdir} $to${libdir}
-	fi
-	if [ -d $from${base_libdir} ]
-	then
-		sysroot_stage_libdir $from${base_libdir} $to${base_libdir}
-	fi
-	if [ -d $from${nonarch_base_libdir} ]
-	then
-		sysroot_stage_libdir $from${nonarch_base_libdir} $to${nonarch_base_libdir}
-	fi
-	sysroot_stage_dir $from${datadir} $to${datadir}
-	# We don't care about docs/info/manpages/locales
-	rm -rf $to${mandir}/ $to${docdir}/ $to${infodir}/ ${to}${datadir}/locale/
-	rm -rf $to${datadir}/applications/ $to${datadir}/fonts/ $to${datadir}/pixmaps/
+	for dir in ${SYSROOT_DIRS}; do
+		sysroot_stage_dir "$from$dir" "$to$dir"
+	done
+
+	# Remove directories we do not care about
+	for dir in ${SYSROOT_DIRS_BLACKLIST}; do
+		rm -rf "$to$dir"
+	done
 }
 
 sysroot_stage_all() {

index 7f4c6d9..53b302d 100644
@@ -41,10 +41,6 @@ EOF
 	chmod +x ${D}${bindir_crossscripts}/qemuwrapper
 }
 
-SYSROOT_PREPROCESS_FUNCS += "qemuwrapper_sysroot_preprocess"
-
-qemuwrapper_sysroot_preprocess () {
-	sysroot_stage_dir ${D}${bindir_crossscripts} ${SYSROOT_DESTDIR}${bindir_crossscripts}
-}
+SYSROOT_DIRS += "${bindir_crossscripts}"
 
 INHIBIT_DEFAULT_DEPS = "1"

index c2c2589..5c7dd52 100644
@@ -41,10 +41,6 @@ EOF
 	chmod +x ${D}${bindir_crossscripts}/depmodwrapper
 }
 
-SYSROOT_PREPROCESS_FUNCS += "depmodwrapper_sysroot_preprocess"
-
-depmodwrapper_sysroot_preprocess () {
-	sysroot_stage_dir ${D}${bindir_crossscripts} ${SYSROOT_DESTDIR}${bindir_crossscripts}
-}
+SYSROOT_DIRS += "${bindir_crossscripts}"
 
 inherit nopackages

index e843301..ea7400b 100644
@@ -12,6 +12,8 @@ inherit allarch deploy
 EXCLUDE_FROM_WORLD = "1"
 INHIBIT_DEFAULT_DEPS = "1"
 
+SYSROOT_DIRS += "${sysconfdir}/pki"
+
 PACKAGES =+ "${PN}-ipk ${PN}-rpm ${PN}-packagefeed"
 
 FILES_${PN}-rpm = "${sysconfdir}/pki/rpm-gpg"

@@ -54,10 +56,6 @@ do_install () {
     fi
 }
 
-sysroot_stage_all_append () {
-    sysroot_stage_dir ${D}${sysconfdir}/pki ${SYSROOT_DESTDIR}${sysconfdir}/pki
-}
-
 do_deploy () {
     if [ -f "${B}/rpm-key" ]; then
         install -D -m 0644 "${B}/rpm-key" "${DEPLOYDIR}/RPM-GPG-KEY-${DISTRO_VERSION}"

index 146dde6..dd1ffe2 100644
@@ -63,7 +63,4 @@ do_configure_prepend() {
 
 # grub and grub-efi's sysroot/${datadir}/grub/grub-mkconfig_lib are
 # conflicted, remove it since no one uses it.
-SYSROOT_PREPROCESS_FUNCS_class-target += "remove_sysroot_mkconfig_lib"
-remove_sysroot_mkconfig_lib() {
-    rm -r "${SYSROOT_DESTDIR}${datadir}/grub/grub-mkconfig_lib"
-}
+SYSROOT_DIRS_BLACKLIST += "${datadir}/grub/grub-mkconfig_lib"

index 697569c..ef01462 100644
@@ -21,12 +21,10 @@ S = "${WORKDIR}"
 
 do_install() {
 	install -d ${D}${sysconfdir}
-	install -p -m 755 ${S}/login.defs_shadow-sysroot ${D}${sysconfdir}/login.defs
+	install -p -m 644 ${S}/login.defs_shadow-sysroot ${D}${sysconfdir}/login.defs
 }
 
-sysroot_stage_all() {
-	sysroot_stage_dir ${D} ${SYSROOT_DESTDIR}
-}
+SYSROOT_DIRS += "${sysconfdir}"
 
 # don't create any packages
 # otherwise: dbus-dev depends on shadow-sysroot-dev which depends on shadow-sysroot 

index 2a8875f..37aa38f 100644
@@ -36,15 +36,14 @@ do_install_append_class-target() {
         install ${B}/vapigen-wrapper ${D}${bindir}/
 }
 
+# Put vapigen wrapper into target sysroot so that it can be used when building
+# vapi files.
+SYSROOT_DIRS_append_class-target = " ${bindir}"
 
-SYSROOT_PREPROCESS_FUNCS_append_class-target += "vapigen_sysroot_preprocess"
-
+SYSROOT_PREPROCESS_FUNCS_append_class-target = " vapigen_sysroot_preprocess"
 vapigen_sysroot_preprocess() {
-        # Put vapigen wrapper into target sysroot so that it can be used when building vapi files.
-        sysroot_stage_dir ${D}${bindir} ${SYSROOT_DESTDIR}${bindir}
-
-        # Also, tweak the vapigen name in vapigen pkgconfig file, so that it picks up our
-        # wrapper.
+        # Tweak the vapigen name in the vapigen pkgconfig file, so that it picks
+        # up our wrapper.
         sed -i \
            -e "s|vapigen=.*|vapigen=${bindir}/vapigen-wrapper|" \
            ${SYSROOT_DESTDIR}${datadir}/pkgconfig/vapigen-${SHRT_VER}.pc

index cd0b759..6095c83 100644
@@ -102,11 +102,6 @@ do_install_append() {
 # available, and we don't want to use older macros from the target gettext in
 # a non-gplv3 build, so kill them and let dependent recipes rely on
 # gettext-native.
-
-SYSROOT_PREPROCESS_FUNCS += "remove_sysroot_m4_macros"
-
-remove_sysroot_m4_macros () {
-    rm -r "${SYSROOT_DESTDIR}${datadir}/aclocal"
-}
+SYSROOT_DIRS_BLACKLIST += "${datadir}/aclocal"
 
 BBCLASSEXTEND = "native nativesdk"

index b8dabe5..a960ed4 100644
@@ -205,6 +205,4 @@ do_install_append () {
 # and builds track file dependencies (e.g. perl and its makedepends code).
 # For determinism we don't install this ever and rely on the copy from gcc-cross.
 # [YOCTO #7287]
-sysroot_stage_dirs_append () {
-	rm -rf $to${libdir}/gcc
-}
+SYSROOT_DIRS_BLACKLIST += "${libdir}/gcc"

index 47102ca..861af5f 100644
@@ -151,13 +151,12 @@ FILES_${PN}-staticdev += "${libdir}/gobject-introspection/giscanner/*.a"
 
 # we need target versions of introspection tools in sysroot so that they can be run via qemu
 # when building introspection files in other packages
-SYSROOT_PREPROCESS_FUNCS_append_class-target += "gi_binaries_sysroot_preprocess"
+SYSROOT_DIRS_append_class-target = " ${bindir}"
 
+SYSROOT_PREPROCESS_FUNCS_append_class-target = " gi_binaries_sysroot_preprocess"
 gi_binaries_sysroot_preprocess() {
-        sysroot_stage_dir ${D}${bindir} ${SYSROOT_DESTDIR}${bindir}
-
-        # Also, tweak the binary names in introspection pkgconfig file, so that it picks up our 
-        # wrappers which do the cross-compile and qemu magic.
+        # Tweak the binary names in the introspection pkgconfig file, so that it
+        # picks up our wrappers which do the cross-compile and qemu magic.
         sed -i \
            -e "s|g_ir_scanner=.*|g_ir_scanner=${bindir}/g-ir-scanner-wrapper|" \
            -e "s|g_ir_compiler=.*|g_ir_compiler=${bindir}/g-ir-compiler-wrapper|" \

index 3851ec7..8858f6e 100644
@@ -5,7 +5,11 @@ RDEPENDS_${PN} += "bash"
 #
 # We want the results of libtool-cross preserved - don't stage anything ourselves.
 #
-SYSROOT_PREPROCESS_FUNCS += "libtool_sysroot_preprocess"
+SYSROOT_DIRS_BLACKLIST += " \
+    ${bindir} \
+    ${datadir}/aclocal \
+    ${datadir}/libtool/build-aux \
+"
 
 do_install_append () {
         sed -e 's@--sysroot=${STAGING_DIR_HOST}@@g' \

@@ -18,10 +22,3 @@ do_install_append () {
             -e 's@^\(postdep_objects="\).*@\1"@' \
             -i ${D}${bindir}/libtool
 }
-
-libtool_sysroot_preprocess () {
-	rm -rf ${SYSROOT_DESTDIR}${bindir}/*
-	rm -rf ${SYSROOT_DESTDIR}${datadir}/aclocal/*
-	rm -rf ${SYSROOT_DESTDIR}${datadir}/libtool/build-aux/*
-}
-

index 2285124..34646ff 100644
@@ -19,7 +19,4 @@ BBCLASSEXTEND = "native"
 SRC_URI[md5sum] = "23756dab809f9ec5011bb27fb2c3c7d6"
 SRC_URI[sha256sum] = "aa7ebdb0715106dd255082f2310dbaa2cd7e225957c2a77d719720c7cc92b921"
 
-SYSROOT_PREPROCESS_FUNCS += "fontutil_sysroot_preprocess"
-fontutil_sysroot_preprocess () {
-	sysroot_stage_dir ${D}${datadir}/fonts/ ${SYSROOT_DESTDIR}${datadir}/fonts/
-}
+SYSROOT_DIRS_BLACKLIST_remove = "${datadir}/fonts"

index d391707..5333110 100644
@@ -165,9 +165,7 @@ do_install_append_linuxstdbase() {
         done
 }
 
-sysroot_stage_all_append () {
-	sysroot_stage_dir ${D}${sysconfdir}/skel ${SYSROOT_DESTDIR}${sysconfdir}/skel
-}
+SYSROOT_DIRS += "${sysconfdir}/skel"
 
 PACKAGES = "${PN}-doc ${PN} ${PN}-dev ${PN}-dbg"
 FILES_${PN} = "/"

@@ -177,4 +175,3 @@ PACKAGE_ARCH = "${MACHINE_ARCH}"
 
 CONFFILES_${PN} = "${sysconfdir}/fstab ${@['', '${sysconfdir}/hostname'][(d.getVar('hostname', True) != '')]} ${sysconfdir}/shells"
 CONFFILES_${PN} += "${sysconfdir}/motd ${sysconfdir}/nsswitch.conf ${sysconfdir}/profile"
-

index dfda5c1..79f1548 100644
@@ -40,10 +40,7 @@ do_install_class-cross () {
 	install -m 755 ${S}/tools/env/fw_printenv ${D}${bindir_cross}/fw_setenv
 }
 
-SYSROOT_PREPROCESS_FUNCS_class-cross = "uboot_fw_utils_cross"
-uboot_fw_utils_cross() {
-	sysroot_stage_dir ${D}${bindir_cross} ${SYSROOT_DESTDIR}${bindir_cross}
-}
+SYSROOT_DIRS_append_class-cross = " ${bindir_cross}"
 
 PACKAGE_ARCH = "${MACHINE_ARCH}"
 BBCLASSEXTEND = "cross"

index 0204d34..b268310 100644
@@ -35,11 +35,6 @@ do_install () {
 	install -c -m 0644 ${S}/m4/*.m4 ${D}${target_datadir}/aclocal/
 }
 
-SYSROOT_PREPROCESS_FUNCS += "libtoolcross_sysroot_preprocess"
-
-libtoolcross_sysroot_preprocess () {
-	sysroot_stage_dir ${D}${bindir_crossscripts} ${SYSROOT_DESTDIR}${bindir_crossscripts}
-	sysroot_stage_dir ${D}${target_datadir} ${SYSROOT_DESTDIR}${target_datadir}
-}
+SYSROOT_DIRS += "${bindir_crossscripts} ${target_datadir}"
 
 SSTATE_SCAN_FILES += "libtoolize *-libtool"

@@ -57,7 +57,7 @@ TCL_SHLIB_CFLAGS='-fPIC'
 TCL_CFLAGS_WARNING='-Wall'
 
 # Extra flags to pass to cc:
-TCL_EXTRA_CFLAGS=' -O2 -pipe -g -feliminate-unused-debug-types
-fdebug-prefix-map=/home/superandy/tmp/oe-core-glibc/sysroots/raspberrypi2/usr/include=/usr/src/debug/tcl/8.6.4-r0
-fdebug-prefix-map=/home/superandy/tmp/oe-core-glibc/sysroots/x86_64-linux=
-fdebug-prefix-map=/home/superandy/tmp/oe-core-glibc/sysroots/raspberrypi2=