build: rework the package/install step - collect package install lists during package/compile, then install all packages at once

SVN-Revision: 33631

include/package.mk

@@ -13,7 +13,6 @@ PKG_BUILD_DIR ?= $(BUILD_DIR)/$(PKG_NAME)$(if $(PKG_VERSION),-$(PKG_VERSION))
 PKG_INSTALL_DIR ?= $(PKG_BUILD_DIR)/ipkg-install
 PKG_MD5SUM ?= unknown
 PKG_BUILD_PARALLEL ?=
-PKG_INFO_DIR := $(STAGING_DIR)/pkginfo
 
 ifneq ($(CONFIG_PKG_BUILD_USE_JOBSERVER),)
   MAKE_J:=$(if $(MAKE_JOBSERVER),$(MAKE_JOBSERVER) -j)
@@ -52,6 +51,8 @@ ifneq ($(if $(CONFIG_SRC_TREE_OVERRIDE),$(wildcard ./git-src)),)
   QUILT:=1
 endif
 
+PKG_DIR_NAME:=$(lastword $(subst /,$(space),$(CURDIR)))
+
 include $(INCLUDE_DIR)/download.mk
 include $(INCLUDE_DIR)/quilt.mk
 include $(INCLUDE_DIR)/package-defaults.mk
@@ -250,6 +251,11 @@ Build/DistCheck=$(call Build/DistCheck/Default,)
 
 .NOTPARALLEL:
 
+.PHONY: prepare-package-install
+prepare-package-install:
+	@touch $(PKG_INFO_DIR)/$(PKG_DIR_NAME).install.clean
+	@echo "$(filter-out essential,$(PKG_FLAGS))" > $(PKG_INFO_DIR)/$(PKG_DIR_NAME).install.flags
+
 $(PACKAGE_DIR):
 	mkdir -p $@
 	
@@ -257,8 +263,8 @@ dumpinfo:
 download:
 prepare:
 configure:
-compile:
-install:
+compile: prepare-package-install
+install: compile
 clean-staging: FORCE
 	rm -f $(STAMP_INSTALLED)
 	@-(\