build: allow packages to declare ABI versions to detect necessary package rebuilds
If a package directly depends on another package that recently changed
its ABI version, it will be cleaned up and rebuilt (assuming quilt is
not used).
This helps with packages that have no stable ABI, e.g. libubox, ubus,
etc.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@39720 3c298f89-4303-0410-b956-a3cf2f4a3e73
--- a/include/package-defaults.mk
+++ b/include/package-defaults.mk
@@ -32,6 +32,7 @@
else
VERSION:=$(PKG_RELEASE)
endif
+ ABI_VERSION:=
ifneq ($(PKG_FLAGS),)
PKGFLAGS:=$(PKG_FLAGS)
else
--- a/include/package-ipkg.mk
+++ b/include/package-ipkg.mk
@@ -83,6 +83,9 @@
ifneq ($(CONFIG_PACKAGE_$(1))$(SDK)$(DEVELOPER),)
IPKGS += $(1)
compile: $$(IPKG_$(1)) $(PKG_INFO_DIR)/$(1).provides $(STAGING_DIR_ROOT)/stamp/.$(1)_installed
+ ifneq ($(ABI_VERSION),)
+ compile: $(PKG_INFO_DIR)/$(1).version
+ endif
ifeq ($(CONFIG_PACKAGE_$(1)),y)
.PHONY: $(PKG_INSTALL_STAMP).$(1)
@@ -123,6 +126,10 @@
$(call locked,$(CP) $(STAGING_DIR_ROOT)/tmp-$(1)/. $(STAGING_DIR_ROOT)/,root-copy)
rm -rf $(STAGING_DIR_ROOT)/tmp-$(1)
touch $$@
+
+ $(PKG_INFO_DIR)/$(1).version: $$(IPKG_$(1))
+ echo '$(ABI_VERSION)' | cmp -s - $$@ || \
+ echo '$(ABI_VERSION)' > $$@
$(PKG_INFO_DIR)/$(1).provides: $$(IPKG_$(1))
$$(IPKG_$(1)): $(STAMP_BUILT) $(INCLUDE_DIR)/package-ipkg.mk
--- a/include/package.mk
+++ b/include/package.mk
@@ -38,6 +38,15 @@
include $(INCLUDE_DIR)/host.mk
include $(INCLUDE_DIR)/unpack.mk
include $(INCLUDE_DIR)/depends.mk
+
+find_library_dependencies = $(wildcard $(patsubst %,$(STAGING_DIR)/pkginfo/%.version, \
+ $(filter-out $(BUILD_PACKAGES),$(foreach dep, \
+ $(filter-out @%, $(patsubst +%,%,$(1))), \
+ $(if $(findstring :,$(dep)), \
+ $(word 2,$(subst :,$(space),$(dep))), \
+ $(dep) \
+ ) \
+ ))))
STAMP_NO_AUTOREBUILD=$(wildcard $(PKG_BUILD_DIR)/.no_autorebuild)
PREV_STAMP_PREPARED:=$(if $(STAMP_NO_AUTOREBUILD),$(wildcard $(PKG_BUILD_DIR)/.prepared*))
@@ -227,6 +236,9 @@
endef
endif
+ BUILD_PACKAGES += $(1)
+ $(STAMP_PREPARED): $$(if $(QUILT)$(DUMP),,$(call find_library_dependencies,$(DEPENDS)))
+
$(foreach FIELD, TITLE CATEGORY SECTION VERSION,
ifeq ($($(FIELD)),)
$$(error Package/$(1) is missing the $(FIELD) field)