revert this commit as fast as possible (aka next ABI break)

This commit sets up our faked library extension to trick the build
system into building the packages with libc6.9-6 while we are actually
already at libc6.10-6. Oh dear...

4 files changed, 22 insertions, 15 deletions

diff --git a/apt-pkg/init.h b/apt-pkg/init.h
index dde4cf679..b1ed5922b 100644
--- a/apt-pkg/init.h
+++ b/apt-pkg/init.h
@@ -23,7 +23,7 @@
 // See also buildlib/libversion.mak
 // FIXME: this needs to be changed to "4" (without quotes) on the next
 //        ABI break
-#define APT_PKG_MAJOR libc6.10-6-4
+#define APT_PKG_MAJOR 4
 #define APT_PKG_MINOR 8
 #define APT_PKG_RELEASE 0
     
diff --git a/buildlib/library.mak b/buildlib/library.mak
index 029e87463..2a4bb782a 100644
--- a/buildlib/library.mak
+++ b/buildlib/library.mak
@@ -16,11 +16,11 @@
 # See defaults.mak for information about LOCAL
 
 # Some local definitions
-LOCAL := lib$(LIBRARY).so.$(MAJOR).$(MINOR)
+LOCAL := lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR)
 $(LOCAL)-OBJS := $(addprefix $(OBJ)/,$(addsuffix .opic,$(notdir $(basename $(SOURCE)))))
 $(LOCAL)-DEP := $(addprefix $(DEP)/,$(addsuffix .opic.d,$(notdir $(basename $(SOURCE)))))
 $(LOCAL)-HEADERS := $(addprefix $(INCLUDE)/,$(HEADERS))
-$(LOCAL)-SONAME := lib$(LIBRARY).so.$(MAJOR)
+$(LOCAL)-SONAME := lib$(LIBRARY)$(LIBEXT).so.$(MAJOR)
 $(LOCAL)-SLIBS := $(SLIBS)
 $(LOCAL)-LIBRARY := $(LIBRARY)
 
@@ -29,7 +29,7 @@ include $(PODOMAIN_H)
 
 # Install the command hooks
 headers: $($(LOCAL)-HEADERS)
-library: $(LIB)/lib$(LIBRARY).so $(LIB)/lib$(LIBRARY).so.$(MAJOR)
+library: $(LIB)/lib$(LIBRARY).so $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR)
 clean: clean/$(LOCAL)
 veryclean: veryclean/$(LOCAL)
 
@@ -44,14 +44,14 @@ veryclean/$(LOCAL): clean/$(LOCAL)
 	-rm -f $($(@F)-HEADERS) $(LIB)/lib$($(@F)-LIBRARY)*.so*
 
 # Build rules for the two symlinks
-.PHONY: $(LIB)/lib$(LIBRARY).so.$(MAJOR) $(LIB)/lib$(LIBRARY).so
-$(LIB)/lib$(LIBRARY).so.$(MAJOR): $(LIB)/lib$(LIBRARY).so.$(MAJOR).$(MINOR)
+.PHONY: $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR) $(LIB)/lib$(LIBRARY).so
+$(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR): $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR)
 	ln -sf $(<F) $@
-$(LIB)/lib$(LIBRARY).so: $(LIB)/lib$(LIBRARY).so.$(MAJOR).$(MINOR)
+$(LIB)/lib$(LIBRARY).so: $(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR)
 	ln -sf $(<F) $@
 
 # The binary build rule
-$(LIB)/lib$(LIBRARY).so.$(MAJOR).$(MINOR): $($(LOCAL)-HEADERS) $($(LOCAL)-OBJS)
+$(LIB)/lib$(LIBRARY)$(LIBEXT).so.$(MAJOR).$(MINOR): $($(LOCAL)-HEADERS) $($(LOCAL)-OBJS)
 	-rm -f $(LIB)/lib$($(@F)-LIBRARY)*.so* 2> /dev/null
 	echo Building shared library $@
 	$(CXX) $(CXXFLAGS) $(LDFLAGS) $(PICFLAGS) $(LFLAGS) $(LFLAGS_SO)\
diff --git a/buildlib/libversion.mak b/buildlib/libversion.mak
index 796c956e7..26ca86ced 100644
--- a/buildlib/libversion.mak
+++ b/buildlib/libversion.mak
@@ -12,3 +12,10 @@ LIBAPTPKG_RELEASE=$(shell grep -E '^\#define APT_PKG_RELEASE' $(BASE)/apt-pkg/in
 # The versionnumber is extracted from apt-inst/makefile - see also there.
 LIBAPTINST_MAJOR=$(shell egrep '^MAJOR=' $(BASE)/apt-inst/makefile |cut -d '=' -f 2)
 LIBAPTINST_MINOR=$(shell egrep '^MINOR=' $(BASE)/apt-inst/makefile |cut -d '=' -f 2)
+
+# FIXME: In previous releases this lovely variable includes
+# the detected libc and libdc++ version. As this is bogus we
+# want to drop this, but this a ABI break.
+# And we don't want to do this now. So we hardcode a value here,
+# and drop it later on (hopefully as fast as possible).
+LIBEXT=-libc6.9-6
diff --git a/debian/rules b/debian/rules
index f69c0cffb..d01b57cd6 100755
--- a/debian/rules
+++ b/debian/rules
@@ -78,21 +78,21 @@ APT_UTILS=ftparchive sortpkgs extracttemplates
 include buildlib/libversion.mak
 
 # Determine which package we should provide in the control files
-LIBAPTPKG_PROVIDE=libapt-pkg-$(LIBAPTPKG_MAJOR)
-LIBAPTINST_PROVIDE=libapt-inst-$(LIBAPTINST_MAJOR)
+LIBAPTPKG_PROVIDE=libapt-pkg$(LIBEXT)-$(LIBAPTPKG_MAJOR)
+LIBAPTINST_PROVIDE=libapt-inst$(LIBEXT)-$(LIBAPTINST_MAJOR)
 
 debian/shlibs.local: apt-pkg/makefile
 	# We have 3 shlibs.local files.. One for 'apt', one for 'apt-utils' and
 	# one for the rest of the packages. This ensures that each package gets
 	# the right overrides.. 
 	rm -rf $@ $@.apt $@.apt-utils
-	echo "libapt-pkg $(LIBAPTPKG_MAJOR)" > $@.apt
+	echo "libapt-pkg$(LIBEXT) $(LIBAPTPKG_MAJOR)" > $@.apt
 
-	echo "libapt-pkg $(LIBAPTPKG_MAJOR) $(LIBAPTPKG_PROVIDE)" > $@.apt-utils
-	echo "libapt-inst $(LIBAPTINST_MAJOR)" >> $@.apt-utils
+	echo "libapt-pkg$(LIBEXT) $(LIBAPTPKG_MAJOR) $(LIBAPTPKG_PROVIDE)" > $@.apt-utils
+	echo "libapt-inst$(LIBEXT) $(LIBAPTINST_MAJOR)" >> $@.apt-utils
 
-	echo "libapt-pkg $(LIBAPTPKG_MAJOR) $(LIBAPTPKG_PROVIDE)" > $@
-	echo "libapt-inst $(LIBAPTINST_MAJOR) $(LIBAPTINST_PROVIDE)" >> $@
+	echo "libapt-pkg$(LIBEXT) $(LIBAPTPKG_MAJOR) $(LIBAPTPKG_PROVIDE)" > $@
+	echo "libapt-inst$(LIBEXT) $(LIBAPTINST_MAJOR) $(LIBAPTINST_PROVIDE)" >> $@
 
 build: build/build-stamp	
 build-doc: build/build-doc-stamp