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 fd53123..e39a659 100644 (file)
--- a/include/package.mk
+++ b/include/package.mk
@@ -11,19 +11,37 @@ 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_JOBS ?= $(if $(PKG_BUILD_PARALLEL),$(if $(CONFIG_PKG_BUILD_PARALLEL),-j$(CONFIG_PKG_BUILD_JOBS)))
+
+ifeq ($(strip $(PKG_BUILD_PARALLEL)),0)
+PKG_JOBS?=-j1
+else
+PKG_JOBS?=$(if $(PKG_BUILD_PARALLEL)$(CONFIG_PKG_DEFAULT_PARALLEL),\
+       $(if $(CONFIG_PKG_BUILD_PARALLEL),-j$(CONFIG_PKG_BUILD_JOBS),-j1),-j1)
+endif
 
 include $(INCLUDE_DIR)/prereq.mk
 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 $(INCLUDE_DIR)/quilt.mk
@@ -37,6 +55,7 @@ override MAKEFLAGS=
 CONFIG_SITE:=$(INCLUDE_DIR)/site/$(REAL_GNU_TARGET_NAME)
 CUR_MAKEFILE:=$(filter-out Makefile,$(firstword $(MAKEFILE_LIST)))
 SUBMAKE:=$(NO_TRACE_MAKE) $(if $(CUR_MAKEFILE),-f $(CUR_MAKEFILE))
+PKG_CONFIG_PATH=$(STAGING_DIR)/usr/lib/pkgconfig
 
 ifeq ($(DUMP)$(filter prereq clean refresh update,$(MAKECMDGOALS)),)
   ifneq ($(if $(QUILT),,$(CONFIG_AUTOREBUILD)),)
@@ -65,29 +84,40 @@ 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
 
-define sep
-
-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
   $(1) : export PATH=$$(TARGET_PATH_PKG)
   $(1) : export CONFIG_SITE:=$$(CONFIG_SITE)
-  $(1) : export PKG_CONFIG_PATH=$$(STAGING_DIR)/usr/lib/pkgconfig
-  $(1) : export PKG_CONFIG_LIBDIR=$$(STAGING_DIR)/usr/lib/pkgconfig
+  $(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=$$(TARGET_PATH_PKG)
   $(STAMP_PREPARED):
        @-rm -rf $(PKG_BUILD_DIR)
@@ -102,6 +132,7 @@ define Build/DefaultTargets
        $(foreach hook,$(Hooks/Configure/Pre),$(call $(hook))$(sep))
        $(Build/Configure)
        $(foreach hook,$(Hooks/Configure/Post),$(call $(hook))$(sep))
+       rm -f $(STAMP_CONFIGURED_WILDCARD)
        touch $$@
 
   $(call Build/Exports,$(STAMP_BUILT))
@@ -126,8 +157,11 @@ define Build/DefaultTargets
                $(call $(hook),$(TMP_DIR)/stage-$(PKG_NAME),$(TMP_DIR)/stage-$(PKG_NAME)/host)$(sep)\
        )
        if [ -d $(TMP_DIR)/stage-$(PKG_NAME) ]; then \
-               (cd $(TMP_DIR)/stage-$(PKG_NAME); find ./ > $(STAGING_DIR)/packages/$(STAGING_FILES_LIST)); \
-               $(CP) $(TMP_DIR)/stage-$(PKG_NAME)/* $(STAGING_DIR)/; \
+               (cd $(TMP_DIR)/stage-$(PKG_NAME); find ./ > $(TMP_DIR)/stage-$(PKG_NAME).files); \
+               $(call locked, \
+                       mv $(TMP_DIR)/stage-$(PKG_NAME).files $(STAGING_DIR)/packages/$(STAGING_FILES_LIST) && \
+                       $(CP) $(TMP_DIR)/stage-$(PKG_NAME)/* $(STAGING_DIR)/; \
+               ,staging-dir); \
        fi
        rm -rf $(TMP_DIR)/stage-$(PKG_NAME)
        touch $$@