* libio/bits/stdio2.h (__fread_chk, __fread_unlocked_chk): New

[glibc.git] / extra-lib.mk

diff --git a/extra-lib.mk b/extra-lib.mk
index d4d2b52829b4bde4e57b18f3ee0daaecdae92c2c..775eb23cdd36960d5e16e0589225324ddf2235fe 100644 (file)
--- a/extra-lib.mk
+++ b/extra-lib.mk
@@ -3,34 +3,102 @@
 # is initialized first to $(extra-libs) so that with each
 # inclusion, we advance $(lib) to the next library name (e.g. libfoo).
 # The variable $($(lib)-routines) defines the list of modules
-# to be included in that library.
+# to be included in that library.  A sysdep Makefile can add to
+# $(lib)-sysdep_routines to include additional modules.
 
 lib := $(firstword $(extra-libs-left))
 extra-libs-left := $(filter-out $(lib),$(extra-libs-left))
 
 object-suffixes-$(lib) := $(filter-out $($(lib)-inhibit-o),$(object-suffixes))
 
+ifneq (,$($(lib)-static-only-routines))
+ifneq (,$(filter yesyes%,$(build-shared)$(elf)$($(lib).so-version)))
+object-suffixes-$(lib) += $(filter-out $($(lib)-inhibit-o),.oS)
+endif
+endif
+
+ifneq (,$(object-suffixes-$(lib)))
+
 # Make sure these are simply-expanded variables before we append to them,
-# since we want the expressions we we append to be expanded right now.
+# since we want the expressions we append to be expanded right now.
 install-lib := $(install-lib)
 extra-objs := $(extra-objs)
 
+# The modules that go in $(lib).
+all-$(lib)-routines := $($(lib)-routines) $($(lib)-sysdep_routines)
+
 # Add each flavor of library to the lists of things to build and install.
 install-lib += $(foreach o,$(object-suffixes-$(lib)),$(lib:lib%=$(libtype$o)))
-extra-objs += $(foreach o,$(object-suffixes-$(lib)),$($(lib)-routines:=$o))
+extra-objs += $(foreach o,$(filter-out .os .oS,$(object-suffixes-$(lib))),\
+                       $(patsubst %,%$o,$(filter-out \
+                                          $($(lib)-shared-only-routines),\
+                                          $(all-$(lib)-routines))))
+ifneq (,$(filter .os,$(object-suffixes-$(lib))))
+extra-objs += $(all-$(lib)-routines:%=%.os)
+endif
 alltypes-$(lib) := $(foreach o,$(object-suffixes-$(lib)),\
                             $(objpfx)$(patsubst %,$(libtype$o),\
                             $(lib:lib%=%)))
-ifneq (,$(filter .so,$(object-suffixes-$(lib))))
-alltypes-$(lib) += $(objpfx)$(lib).so
-endif
 
+ifeq (,$(filter $(lib),$(extra-libs-others)))
 lib-noranlib: $(alltypes-$(lib))
+ifeq (yes,$(build-shared))
+lib-noranlib: $(objpfx)$(lib).so$($(lib).so-version)
+endif
+else
+others: $(alltypes-$(lib))
+endif
+
+# The linked shared library is never a dependent of lib-noranlib,
+# because linking it will depend on libc.so already being built.
+ifneq (,$(filter .os,$(object-suffixes-$(lib))))
+others: $(objpfx)$(lib).so$($(lib).so-version)
+endif
+
 
 # Use o-iterator.mk to generate a rule for each flavor of library.
+ifneq (,$(filter-out .os .oS,$(object-suffixes-$(lib))))
 define o-iterator-doit
 $(objpfx)$(patsubst %,$(libtype$o),$(lib:lib%=%)): \
-  $($(lib)-routines:%=$(objpfx)%$o); $$(build-extra-lib)
+  $(patsubst %,$(objpfx)%$o,\
+            $(filter-out $($(lib)-shared-only-routines),\
+                         $(all-$(lib)-routines))); \
+       $$(build-extra-lib)
 endef
-object-suffixes-left = $(object-suffixes-$(lib))
-include $(o-iterator)
+object-suffixes-left = $(filter-out .os .oS,$(object-suffixes-$(lib)))
+include $(patsubst %,$(..)o-iterator.mk,$(object-suffixes-left))
+endif
+
+ifneq (,$(filter .os,$(object-suffixes-$(lib))))
+$(objpfx)$(patsubst %,$(libtype.os),$(lib:lib%=%)): \
+  $(patsubst %,$(objpfx)%.os,\
+            $(filter-out $($(lib)-static-only-routines),\
+                         $(all-$(lib)-routines)))
+       $(build-extra-lib)
+endif
+
+ifneq (,$(filter .oS,$(object-suffixes-$(lib))))
+$(objpfx)$(patsubst %,$(libtype.oS),$(lib:lib%=%)): \
+  $(patsubst %,$(objpfx)%.oS,\
+            $(filter $($(lib)-static-only-routines),\
+                     $(all-$(lib)-routines)))
+       $(build-extra-lib)
+endif
+
+ifeq ($(versioning),yes)
+# Add the version script to the dependencies of the shared library.
+$(objpfx)$(lib).so: $(firstword $($(lib)-map) \
+                               $(addprefix $(common-objpfx), \
+                                           $(filter $(lib).map, \
+                                                    $(version-maps))))
+endif
+
+endif
+
+# This will define `libof-ROUTINE := LIB' for each of the routines.
+cpp-srcs-left := $($(lib)-routines) $($(lib)-sysdep_routines)
+ifneq (,$(cpp-srcs-left))
+include $(patsubst %,$(..)cppflags-iterator.mk,$(cpp-srcs-left))
+endif
+
+CPPFLAGS-$(lib) := -DNOT_IN_libc=1 -DIS_IN_$(lib)=1