kernel: backport overlayfs v11 to 3.0 and 2.6.39

[openwrt.git] / include / package.mk

diff --git a/include/package.mk b/include/package.mk
index 324e6e8..e39a659 100644 (file)
--- a/include/package.mk
+++ b/include/package.mk
@@ -24,12 +24,24 @@ include $(INCLUDE_DIR)/host.mk
 include $(INCLUDE_DIR)/unpack.mk
 include $(INCLUDE_DIR)/depends.mk
 
-STAMP_PREPARED=$(PKG_BUILD_DIR)/.prepared$(if $(QUILT)$(DUMP),,_$(shell $(call find_md5,${CURDIR} $(PKG_FILE_DEPENDS),)))
+STAMP_NO_AUTOREBUILD=$(wildcard $(PKG_BUILD_DIR)/.no_autorebuild)
+PREV_STAMP_PREPARED:=$(if $(STAMP_NO_AUTOREBUILD),$(wildcard $(PKG_BUILD_DIR)/.prepared*))
+ifneq ($(PREV_STAMP_PREPARED),)
+  STAMP_PREPARED:=$(PREV_STAMP_PREPARED)
+  CONFIG_AUTOREBUILD:=
+else
+  STAMP_PREPARED=$(PKG_BUILD_DIR)/.prepared$(if $(QUILT)$(DUMP),,_$(shell $(call find_md5,${CURDIR} $(PKG_FILE_DEPENDS),)))
+endif
 STAMP_CONFIGURED:=$(PKG_BUILD_DIR)/.configured$(if $(DUMP),,_$(call confvar,$(PKG_CONFIG_DEPENDS)))
+STAMP_CONFIGURED_WILDCARD=$(patsubst %_$(call confvar,$(PKG_CONFIG_DEPENDS)),%_*,$(STAMP_CONFIGURED))
 STAMP_BUILT:=$(PKG_BUILD_DIR)/.built
 STAMP_INSTALLED:=$(STAGING_DIR)/stamp/.$(PKG_NAME)_installed
 
 STAGING_FILES_LIST:=$(PKG_NAME)$(if $(BUILD_VARIANT),.$(BUILD_VARIANT),).list
+ifneq ($(if $(CONFIG_SRC_TREE_OVERRIDE),$(wildcard ./git-src)),)
+  USE_GIT_TREE:=1
+  QUILT:=1
+endif
 
 include $(INCLUDE_DIR)/download.mk
 include $(INCLUDE_DIR)/quilt.mk
@@ -72,10 +84,19 @@ define Download/default
   SUBDIR:=$(PKG_SOURCE_SUBDIR)
   PROTO:=$(PKG_SOURCE_PROTO)
   $(if $(PKG_SOURCE_MIRROR),MIRROR:=$(filter 1,$(PKG_MIRROR)))
+  $(if $(PKG_MIRROR_MD5SUM),MIRROR_MD5SUM:=$(PKG_MIRROR_MD5SUM))
   VERSION:=$(PKG_SOURCE_VERSION)
   MD5SUM:=$(PKG_MD5SUM)
 endef
 
+ifdef USE_GIT_TREE
+  define Build/Prepare/Default
+       mkdir -p $(PKG_BUILD_DIR)
+       ln -s $(CURDIR)/git-src $(PKG_BUILD_DIR)/.git
+       ( cd $(PKG_BUILD_DIR); git checkout .)
+  endef
+endif
+
 define Build/Exports/Default
   $(1) : export ACLOCAL_INCLUDE=$$(foreach p,$$(wildcard $$(STAGING_DIR)/usr/share/aclocal $$(STAGING_DIR)/usr/share/aclocal-* $$(STAGING_DIR)/host/share/aclocal $$(STAGING_DIR)/host/share/aclocal-*),-I $$(p))
   $(1) : export STAGING_PREFIX=$$(STAGING_DIR)/usr
@@ -83,14 +104,20 @@ define Build/Exports/Default
   $(1) : export CONFIG_SITE:=$$(CONFIG_SITE)
   $(1) : export PKG_CONFIG_PATH:=$$(PKG_CONFIG_PATH)
   $(1) : export PKG_CONFIG_LIBDIR:=$$(PKG_CONFIG_PATH)
+  $(1) : export CCACHE_DIR:=$(STAGING_DIR)/ccache
 endef
 Build/Exports=$(Build/Exports/Default)
 
 define Build/DefaultTargets
   $(if $(QUILT),$(Build/Quilt))
-  $(if $(strip $(PKG_SOURCE_URL)),$(call Download,default))
+  $(if $(USE_GIT_TREE),,$(if $(strip $(PKG_SOURCE_URL)),$(call Download,default)))
   $(call Build/Autoclean)
 
+  download:
+       $(foreach hook,$(Hooks/Download),
+               $(call $(hook))$(sep)
+       )
+
   $(STAMP_PREPARED) : export PATH=$$(TARGET_PATH_PKG)
   $(STAMP_PREPARED):
        @-rm -rf $(PKG_BUILD_DIR)
@@ -105,6 +132,7 @@ define Build/DefaultTargets
        $(foreach hook,$(Hooks/Configure/Pre),$(call $(hook))$(sep))
        $(Build/Configure)
        $(foreach hook,$(Hooks/Configure/Post),$(call $(hook))$(sep))
+       rm -f $(STAMP_CONFIGURED_WILDCARD)
        touch $$@
 
   $(call Build/Exports,$(STAMP_BUILT))