build: add ABI_VERSION to binary package names

include/feeds.mk

@@ -41,3 +41,8 @@ define FeedSourcesAppend
 			echo '$(if $(filter m,$(CONFIG_FEED_$(feed))),# )src/gz %d_$(feed) %U/packages/%A/$(feed)';)))) \
 ) >> $(1)
 endef
+
+# 1: package name
+define GetABISuffix
+$(if $(filter-out kmod-%,$(1)),$(if $(Package/$(1)/abiversion),$(if $(filter %0 %1 %2 %3 %4 %5 %6 %7 %8 %9,$(1)),-)$(Package/$(1)/abiversion)))
+endef

include/package-ipkg.mk

@@ -13,6 +13,9 @@ endif
 IPKG_BUILD:= \
   $(SCRIPT_DIR)/ipkg-build -c -o 0 -g 0
 
+IPKG_REMOVE:= \
+  $(SCRIPT_DIR)/ipkg-remove
+
 IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/opkg
 
 # 1: package name
@@ -90,8 +93,9 @@ _endef=endef
 
 ifeq ($(DUMP),)
   define BuildTarget/ipkg
+    ABIV_$(1):=$(call GetABISuffix,$(1))
     PDIR_$(1):=$(call FeedPackageDir,$(1))
-    IPKG_$(1):=$$(PDIR_$(1))/$(1)_$(VERSION)_$(PKGARCH).ipk
+    IPKG_$(1):=$$(PDIR_$(1))/$(1)$$(ABIV_$(1))_$(VERSION)_$(PKGARCH).ipk
     IDIR_$(1):=$(PKG_BUILD_DIR)/ipkg-$(PKGARCH)/$(1)
     KEEP_$(1):=$(strip $(call Package/$(1)/conffiles))
 
@@ -148,19 +152,20 @@ ifeq ($(DUMP),)
 	$(call locked,$(CP) $(PKG_BUILD_DIR)/.pkgdir/$(1)/. $(STAGING_DIR_ROOT)/,root-copy)
 	touch $$@
 
-    Package/$(1)/DEPENDS := $$(call mergelist,$$(filter-out @%,$$(IDEPEND_$(1))))
+    Package/$(1)/DEPENDS := $$(call mergelist,$$(foreach dep,$$(filter-out @%,$$(IDEPEND_$(1))),$$(dep)$$(call GetABISuffix,$$(dep))))
     ifneq ($$(EXTRA_DEPENDS),)
       Package/$(1)/DEPENDS := $$(EXTRA_DEPENDS)$$(if $$(Package/$(1)/DEPENDS),$$(comma) $$(Package/$(1)/DEPENDS))
     endif
 
 $(_define) Package/$(1)/CONTROL
-Package: $(1)
+Package: $(1)$$(ABIV_$(1))
 Version: $(VERSION)
 $$(call addfield,Depends,$$(Package/$(1)/DEPENDS)
 )$$(call addfield,Conflicts,$$(call mergelist,$(CONFLICTS))
-)$$(call addfield,Provides,$$(call mergelist,$(PROVIDES))
+)$$(call addfield,Provides,$$(call mergelist,$(PROVIDES)$$(if $$(ABIV_$(1)), $(1)))
 )$$(call addfield,Alternatives,$$(call mergelist,$(ALTERNATIVES))
 )$$(call addfield,Source,$(SOURCE)
+)$$(call addfield,SourceName,$(1)
 )$$(call addfield,License,$(LICENSE)
 )$$(call addfield,LicenseFiles,$(LICENSE_FILES)
 )$$(call addfield,Section,$(SECTION)
@@ -176,7 +181,7 @@ $(_endef)
     $$(IPKG_$(1)) : export DESCRIPTION=$$(Package/$(1)/description)
     $$(IPKG_$(1)) : export PATH=$$(TARGET_PATH_PKG)
     $(PKG_INFO_DIR)/$(1).provides $$(IPKG_$(1)): $(STAMP_BUILT) $(INCLUDE_DIR)/package-ipkg.mk
-	@rm -rf $$(IDIR_$(1)) $$(call opkg_package_files,$(1))
+	@rm -rf $$(IDIR_$(1)) $$(if $$(call opkg_package_files,$(1)*),; $$(IPKG_REMOVE) $(1) $$(call opkg_package_files,$(1)*))
 	mkdir -p $(PACKAGE_DIR) $$(IDIR_$(1))/CONTROL $(PKG_INFO_DIR)
 	$(call Package/$(1)/install,$$(IDIR_$(1)))
 	$(if $(Package/$(1)/install-overlay),mkdir -p $(PACKAGE_DIR) $$(IDIR_$(1))/rootfs-overlay)
@@ -235,7 +240,7 @@ $(_endef)
 	@[ -f $$(IPKG_$(1)) ]
 
     $(1)-clean:
-	$$(if $$(call opkg_package_files,$(1)),rm -f $$(call opkg_package_files,$(1)))
+	$$(if $$(call opkg_package_files,$(1)*),$$(IPKG_REMOVE) $(1) $$(call opkg_package_files,$(1)*))
 
     clean: $(1)-clean
 

package/Makefile

@@ -66,7 +66,7 @@ $(curdir)/install: $(TMP_DIR)/.build $(curdir)/merge $(if $(CONFIG_TARGET_PER_DE
 	rm -rf $(TARGET_DIR) $(TARGET_DIR_ORIG)
 	mkdir -p $(TARGET_DIR)/tmp
 	$(call opkg,$(TARGET_DIR)) install \
-		$(call opkg_package_files,$(shell cat $(PACKAGE_INSTALL_FILES) 2>/dev/null))
+		$(call opkg_package_files,$(foreach pkg,$(shell cat $(PACKAGE_INSTALL_FILES) 2>/dev/null),$(pkg)$(call GetABISuffix,$(pkg))))
 	@for file in $(PACKAGE_INSTALL_FILES); do \
 		[ -s $$file.flags ] || continue; \
 		for flag in `cat $$file.flags`; do \
@@ -84,7 +84,7 @@ $(curdir)/index: FORCE
 		mkdir -p $$d; \
 		cd $$d || continue; \
 		$(SCRIPT_DIR)/ipkg-make-index.sh . 2>&1 > Packages.manifest; \
-		grep -vE '^(Maintainer|LicenseFiles|Source|Require)' Packages.manifest > Packages && \
+		grep -vE '^(Maintainer|LicenseFiles|Source|SourceName|Require)' Packages.manifest > Packages && \
 			gzip -9nc Packages > Packages.gz; \
 	); done
 ifdef CONFIG_SIGNED_PACKAGES

scripts/ipkg-remove

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+
+sourcename="$1"; shift
+
+for pkg in "$@"; do
+	tar -Ozxf "$pkg" ./control.tar.gz 2>/dev/null | tar -Ozxf - ./control 2>/dev/null | \
+	while read field value; do
+		if [ "$field" = "SourceName:" ] && [ "$value" = "$sourcename" ]; then
+			rm -vf "$pkg"
+			break
+		fi
+	done
+done
+
+exit 0