Upgrade rust-installer

mk/dist.mk

@@ -109,8 +109,6 @@ distcheck-tar-src: dist-tar-src
 # Unix binary installer tarballs
 ######################################################################
 
-NON_INSTALLED_PREFIXES=COPYRIGHT,LICENSE-APACHE,LICENSE-MIT,README.md,version
-
 define DEF_INSTALLER
 
 $$(eval $$(call DEF_PREPARE,dir-$(1)))
@@ -124,19 +122,23 @@ dist-install-dir-$(1): PREPARE_LIB_CMD=$(DEFAULT_PREPARE_LIB_CMD)
 dist-install-dir-$(1): PREPARE_MAN_CMD=$(DEFAULT_PREPARE_MAN_CMD)
 dist-install-dir-$(1): PREPARE_CLEAN=true
 dist-install-dir-$(1): prepare-base-dir-$(1) docs compiler-docs
-	$$(Q)$$(PREPARE_MAN_CMD) $$(S)COPYRIGHT $$(PREPARE_DEST_DIR)
-	$$(Q)$$(PREPARE_MAN_CMD) $$(S)LICENSE-APACHE $$(PREPARE_DEST_DIR)
-	$$(Q)$$(PREPARE_MAN_CMD) $$(S)LICENSE-MIT $$(PREPARE_DEST_DIR)
-	$$(Q)$$(PREPARE_MAN_CMD) $$(S)README.md $$(PREPARE_DEST_DIR)
 	$$(Q)mkdir -p $$(PREPARE_DEST_DIR)/share/doc/rust
 	$$(Q)$$(PREPARE_MAN_CMD) $$(S)COPYRIGHT $$(PREPARE_DEST_DIR)/share/doc/rust
 	$$(Q)$$(PREPARE_MAN_CMD) $$(S)LICENSE-APACHE $$(PREPARE_DEST_DIR)/share/doc/rust
 	$$(Q)$$(PREPARE_MAN_CMD) $$(S)LICENSE-MIT $$(PREPARE_DEST_DIR)/share/doc/rust
 	$$(Q)$$(PREPARE_MAN_CMD) $$(S)README.md $$(PREPARE_DEST_DIR)/share/doc/rust
+
+prepare-overlay-$(1):
+	$$(Q)rm -Rf tmp/dist/$$(PKG_NAME)-$(1)-overlay
+	$$(Q)mkdir -p tmp/dist/$$(PKG_NAME)-$(1)-overlay
+	$$(Q)cp $$(S)COPYRIGHT tmp/dist/$$(PKG_NAME)-$(1)-overlay/
+	$$(Q)cp $$(S)LICENSE-APACHE tmp/dist/$$(PKG_NAME)-$(1)-overlay/
+	$$(Q)cp $$(S)LICENSE-MIT tmp/dist/$$(PKG_NAME)-$(1)-overlay/
+	$$(Q)cp $$(S)README.md tmp/dist/$$(PKG_NAME)-$(1)-overlay/
 # This tiny morsel of metadata is used by rust-packaging
-	$$(Q)echo "$(CFG_VERSION)" > $$(PREPARE_DEST_DIR)/version
+	$$(Q)echo "$(CFG_VERSION)" > tmp/dist/$$(PKG_NAME)-$(1)-overlay/version
 
-dist/$$(PKG_NAME)-$(1).tar.gz: dist-install-dir-$(1)
+dist/$$(PKG_NAME)-$(1).tar.gz: dist-install-dir-$(1) prepare-overlay-$(1)
 	@$(call E, build: $$@)
 # Copy essential gcc components into installer
 ifdef CFG_WINDOWSY_$(1)
@@ -146,13 +148,12 @@ ifdef CFG_WINDOWSY_$(1)
 endif
 	$$(Q)$$(S)src/rust-installer/gen-installer.sh \
 		--product-name=Rust \
-		--verify-bin=rustc \
 		--rel-manifest-dir=rustlib \
 		--success-message=Rust-is-ready-to-roll. \
 		--image-dir=tmp/dist/$$(PKG_NAME)-$(1)-image \
 		--work-dir=tmp/dist \
 		--output-dir=dist \
-		--non-installed-prefixes=$$(NON_INSTALLED_PREFIXES) \
+		--non-installed-overlay=tmp/dist/$$(PKG_NAME)-$(1)-overlay \
 		--package-name=$$(PKG_NAME)-$(1) \
 		--component-name=rustc \
 		--legacy-manifest-dirs=rustlib,cargo