-# Copyright (C) 1991-1999,2000,01,02 Free Software Foundation, Inc.\r
-# This file is part of the GNU C Library.\r
-\r
-# The GNU C Library is free software; you can redistribute it and/or\r
-# modify it under the terms of the GNU Lesser General Public\r
-# License as published by the Free Software Foundation; either\r
-# version 2.1 of the License, or (at your option) any later version.\r
-\r
-# The GNU C Library is distributed in the hope that it will be useful,\r
-# but WITHOUT ANY WARRANTY; without even the implied warranty of\r
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU\r
-# Lesser General Public License for more details.\r
-\r
-# You should have received a copy of the GNU Lesser General Public\r
-# License along with the GNU C Library; if not, write to the Free\r
-# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA\r
-# 02111-1307 USA.\r
-\r
-#\r
-# Common rules for making the GNU C library. This file is included\r
-# by the top-level Makefile and by all subdirectory makefiles\r
-# (through Rules).\r
-#\r
-ifneq (,)\r
-This makefile requires GNU Make.\r
-endif\r
-\r
-REQUIRED_MAKE_VERSION = 3.74\r
-REAL_MAKE_VERSION = $(firstword $(MAKE_VERSION))\r
-\r
-ifneq ($(REQUIRED_MAKE_VERSION), \\r
- $(firstword $(sort $(REAL_MAKE_VERSION) $(REQUIRED_MAKE_VERSION))))\r
-Wrong GNU Make version. See above for the version needed.\r
-endif\r
-\r
-\r
-ifdef subdir\r
-.. := ../\r
-endif # subdir\r
-\r
-# If `sources' was defined by the parent makefile, undefine it so\r
-# we will later get it from wildcard search in this directory.\r
-ifneq "$(findstring env,$(origin sources))" ""\r
-sources :=\r
-endif\r
-\r
-oPATH := $(PATH)\r
-PATH := this definition should take precedence over $(oPATH)\r
-ifeq ($(PATH),$(oPATH))\r
-You must not use the -e flag when building the GNU C library.\r
-else\r
-PATH := $(oPATH)\r
-endif\r
-\f\r
-ifndef +included-Makeconfig\r
-include $(..)Makeconfig\r
-endif\r
-\r
-# `configure' writes a definition of `config-sysdirs' in `config.make'.\r
-sysdirs = $(strip $(full_config_sysdirs))\r
-\r
-+sysdir_pfx = $(common-objpfx)\r
-\r
-export sysdirs := $(sysdirs)\r
-\r
-+sysdep_dirs := $(full_config_sysdirs)\r
-ifdef objdir\r
-+sysdep_dirs := $(objdir) $(+sysdep_dirs)\r
-endif\r
-\r
-# Add -I switches to get the right sysdep directories.\r
-# `+includes' in Makeconfig references $(+sysdep-includes).\r
-+sysdep-includes := $(addprefix -I,$(+sysdep_dirs))\r
-\r
-# This variable is used in ``include $(o-iterator)'' after defining\r
-# $(o-iterator-doit) to produce some desired rule using $o for the object\r
-# suffix, and setting $(object-suffixes-left) to $(object-suffixes); a copy\r
-# is produced for each object suffix in use.\r
-o-iterator = $(patsubst %,$(..)o-iterator.mk,$(object-suffixes-left))\r
-\f\r
-# Include any system-specific makefiles.\r
-\r
-# This is here so things in sysdep Makefiles can easily depend on foo.h as\r
-# appropriate and not worry about where foo.h comes from, which may be\r
-# system dependent and not known by that Makefile.\r
-vpath %.h $(subst $(empty) ,:,$(strip $(common-objpfx) $(objpfx) \\r
- $(+sysdep_dirs) $(..)))\r
-\r
-# The same is true for RPC source files.\r
-vpath %.x $(subst $(empty) ,:,$(strip $(common-objpfx) $(objpfx) \\r
- $(+sysdep_dirs) $(..)))\r
-\r
-# Some sysdep makefiles use this to distinguish being included here from\r
-# being included individually by a subdir makefile (hurd/Makefile needs this).\r
-in-Makerules := yes\r
-\r
-sysdep-makefiles := $(wildcard $(full_config_sysdirs:=/Makefile))\r
-ifneq (,$(sysdep-makefiles))\r
-include $(sysdep-makefiles)\r
-endif\r
-\r
-\r
-# Reorder before-compile so that mach things come first, and hurd things\r
-# second, before all else. The mach and hurd subdirectories have many\r
-# generated header files which the much of rest of the library depends on,\r
-# so it is best to build them first (and mach before hurd, at that).\r
-before-compile := $(filter $(common-objpfx)mach% $(common-objpfx)hurd%,\\r
- $(before-compile)) \\r
- $(filter-out $(common-objpfx)mach% $(common-objpfx)hurd%,\\r
- $(before-compile))\r
-\r
-# Even before that, we need abi-versions.h which is generated right here.\r
-ifeq ($(versioning),yes)\r
-ifndef avoid-generated\r
-before-compile := $(common-objpfx)abi-versions.h $(before-compile)\r
-$(common-objpfx)abi-versions.h: $(..)scripts/abi-versions.awk \\r
- $(common-objpfx)Versions.all\r
- LC_ALL=C $(AWK) -v oldest_abi=$(oldest-abi) -f $^ > $@T\r
- mv -f $@T $@\r
-\r
-$(common-objpfx)%.latest: $(common-objpfx)abi-versions.h\r
- sed -n '/ VERSION_$*_/{s/^.*_\([A-Z0-9_]*\).*$$/\1/;h;};$${g;p;}' \\r
- $(common-objpfx)abi-versions.h > $@T\r
- mv -f $@T $@\r
-endif # avoid-generated\r
-endif # $(versioning) = yes\r
-\r
-# When we have no deps pass doing it, then make sure the subdirectory\r
-# for object files gets created.\r
-ifdef no_deps\r
-ifdef objpfx\r
-before-compile += $(objpfx).\r
-$(objpfx).:\r
- $(make-target-directory)\r
-endif\r
-endif\r
-\r
-# Remove existing files from `before-compile'. Things are added there when\r
-# they must exist for dependency generation to work right, but once they\r
-# exist there is no further need for every single file to depend on them,\r
-# and those gratuitous dependencies result in many gratuitous\r
-# recompilations.\r
-before-compile := $(filter-out $(wildcard $(before-compile)),$(before-compile))\r
-\r
-# Don't let any before-compile file be an intermediate and get removed.\r
-ifdef before-compile\r
-$(before-compile):\r
-endif\r
-\r
-# If a makefile needs to do something conditional on something that\r
-# can only be figured out from headers, write a FOO.make.c input\r
-# file that uses cpp contructs and contains @@@ LINE @@@ for each LINE\r
-# to emit in the generated makefile, and use -include $(common-objpfx)FOO.make.\r
-$(common-objpfx)%.make: $(..)%.make.c $(..)Makerules\r
- rm -f $@T $@.dT\r
- (echo '# Generated from $*.make.c by Makerules.'; \\r
- SUNPRO_DEPENDENCIES='$@.dT $$(common-objpfx)$*.make' \\r
- $(CC) $(CFLAGS) $(CPPFLAGS) -E $< \\r
- | sed -n '/@@@/{s/@@@[ ]*\(.*\)@@@/\1/;s/[ ]*$$//p;}'; \\r
- echo 'common-generated += $(@F)'; \\r
- sed $(sed-remove-objpfx) $@.dT; rm -f $@.dT) > $@T\r
- mv -f $@T $@\r
-\f\r
-# Generate an ordered list of implicit rules which find the source files in\r
-# each sysdep directory. The old method was to use vpath to search all the\r
-# sysdep directories. However, that had the problem that a .S file in a\r
-# later directory would be chosen over a .c file in an earlier directory,\r
-# which does not preserve the desired sysdeps ordering behavior.\r
-\r
-# When making the list of .d files to include, we can't know which ones\r
-# have source in .s files, and thus do not in fact need a .d file.\r
-# So we must define rules to make .d files for .s files.\r
-define make-dummy-dep\r
-$(addprefix ln $(common-objpfx)dummy.d ,$(filter-out $(wildcard $@),$@))\r
-endef\r
-$(common-objpfx)dummy.d:\r
- echo '# .s files cannot contain includes, so they need no deps.' > $@\r
-\r
-# It matters that this set of rules, for compiling from sources in\r
-# the current directory (the $srcdir/$subdir) come before the\r
-# generated sysdep rules in included from sysd-rules below. When\r
-# compiling in the source tree, generated sources go into the current\r
-# directory, and those should be chosen before any sources in sysdeps.\r
-define o-iterator-doit\r
-$(objpfx)%$o: %.S $(before-compile); $$(compile-command.S)\r
-endef\r
-object-suffixes-left := $(all-object-suffixes)\r
-include $(o-iterator)\r
-$(objpfx)%.d: %.S $(before-compile); $(+make-deps)\r
-\r
-define o-iterator-doit\r
-$(objpfx)%$o: %.s $(before-compile); $$(compile-command.s)\r
-endef\r
-object-suffixes-left := $(all-object-suffixes)\r
-include $(o-iterator)\r
-$(objpfx)%.d: %.s $(common-objpfx)dummy.d; $(make-dummy-dep)\r
-\r
-define o-iterator-doit\r
-$(objpfx)%$o: %.c $(before-compile); $$(compile-command.c)\r
-endef\r
-object-suffixes-left := $(all-object-suffixes)\r
-include $(o-iterator)\r
-$(objpfx)%.d: %.c $(before-compile); $(+make-deps)\r
-\r
-# Omit the objpfx rules when building in the source tree, because\r
-# objpfx is empty and so these rules just override the ones above.\r
-ifdef objpfx\r
-# Define first rules to find the source files in $(objpfx).\r
-# Generated source files will end up there.\r
-define o-iterator-doit\r
-$(objpfx)%$o: $(objpfx)%.S $(before-compile); $$(compile-command.S)\r
-endef\r
-object-suffixes-left := $(all-object-suffixes)\r
-include $(o-iterator)\r
-$(objpfx)%.d: $(objpfx)%.S $(before-compile); $(+make-deps)\r
-\r
-define o-iterator-doit\r
-$(objpfx)%$o: $(objpfx)%.s $(before-compile); $$(compile-command.s)\r
-endef\r
-object-suffixes-left := $(all-object-suffixes)\r
-include $(o-iterator)\r
-$(objpfx)%.d: $(objpfx)%.s $(common-objpfx)dummy.d; $(make-dummy-dep)\r
-\r
-define o-iterator-doit\r
-$(objpfx)%$o: $(objpfx)%.c $(before-compile); $$(compile-command.c)\r
-endef\r
-object-suffixes-left := $(all-object-suffixes)\r
-include $(o-iterator)\r
-$(objpfx)%.d: $(objpfx)%.c $(before-compile); $(+make-deps)\r
-endif\r
-\r
-# System-dependent makefiles can put in `inhibit-sysdep-asm' wildcard\r
-# patterns matching sysdep directories whose assembly source files should\r
-# be suppressed.\r
-ifdef inhibit-sysdep-asm\r
-define open-check-inhibit-asm\r
-case $$sysdir in $(subst $(empty) ,|,$(inhibit-sysdep-asm))) : ;; *)\r
-endef\r
-close-check-inhibit-asm = ;; esac ;\r
-endif\r
-\r
--include $(+sysdir_pfx)sysd-rules\r
-ifneq ($(sysd-rules-sysdirs),$(config-sysdirs))\r
-# The value of $(+sysdep_dirs) the sysd-rules was computed for\r
-# differs from the one we are using now. So force a rebuild of sysd-rules.\r
-sysd-rules-force = FORCE\r
-FORCE:\r
-endif\r
-$(+sysdir_pfx)sysd-rules: $(+sysdir_pfx)config.make $(..)Makerules \\r
- $(wildcard $(foreach dir,$(sysdirs),\\r
- $(dir)/Makefile))\\r
- $(sysd-rules-force)\r
- -@rm -f $@T\r
- (echo 'sysd-rules-sysdirs := $(config-sysdirs)'; \\r
- for dir in $(config-sysdirs:%='$$(..)%'); do \\r
- for o in $(all-object-suffixes); do \\r
- $(open-check-inhibit-asm) \\r
- echo "\$$(objpfx)%$$o: $$dir/%.S \$$(before-compile); \\r
- \$$(compile-command.S)"; \\r
- echo "\$$(objpfx)%$$o: $$dir/%.s \$$(before-compile); \\r
- \$$(compile-command.s)"; \\r
- echo "\$$(objpfx)rtld-%$$o: $$dir/%.S \$$(before-compile); \\r
- \$$(compile-command.S)"; \\r
- echo "\$$(objpfx)rtld-%$$o: $$dir/%.s \$$(before-compile); \\r
- \$$(compile-command.s)"; \\r
- echo "\$$(objpfx)ptw-%$$o: $$dir/%.S \$$(before-compile); \\r
- \$$(compile-command.S)"; \\r
- echo "\$$(objpfx)ptw-%$$o: $$dir/%.s \$$(before-compile); \\r
- \$$(compile-command.s)"; \\r
- $(close-check-inhibit-asm) \\r
- echo "\$$(objpfx)%$$o: $$dir/%.c \$$(before-compile); \\r
- \$$(compile-command.c)"; \\r
- echo "\$$(objpfx)rtld-%$$o: $$dir/%.c \$$(before-compile); \\r
- \$$(compile-command.c)"; \\r
- echo "\$$(objpfx)ptw-%$$o: $$dir/%.c \$$(before-compile); \\r
- \$$(compile-command.c)"; \\r
- done; \\r
- $(open-check-inhibit-asm) \\r
- echo "\$$(objpfx)%.d: $$dir/%.s \$$(common-objpfx)dummy.d; \\r
- \$$(make-dummy-dep)"; \\r
- echo "\$$(objpfx)rtld-%.d: $$dir/%.s \$$(common-objpfx)dummy.d; \\r
- \$$(make-dummy-dep)"; \\r
- echo "\$$(objpfx)ptw-%.d: $$dir/%.s \$$(common-objpfx)dummy.d; \\r
- \$$(make-dummy-dep)"; \\r
- echo "\$$(objpfx)%.d: $$dir/%.S \$$(before-compile); \\r
- \$$(+make-deps)"; \\r
- echo "\$$(objpfx)rtld-%.d: $$dir/%.S \$$(before-compile); \\r
- \$$(+make-deps)"; \\r
- echo "\$$(objpfx)ptw-%.d: $$dir/%.S \$$(before-compile); \\r
- \$$(+make-deps)"; \\r
- $(close-check-inhibit-asm) \\r
- echo "\$$(objpfx)%.d: $$dir/%.c \$$(before-compile); \\r
- \$$(+make-deps)"; \\r
- echo "\$$(objpfx)rtld-%.d: $$dir/%.c \$$(before-compile); \\r
- \$$(+make-deps)"; \\r
- echo "\$$(objpfx)ptw-%.d: $$dir/%.c \$$(before-compile); \\r
- \$$(+make-deps)"; \\r
- echo "\$$(objpfx)m_%.S: $$dir/s_%.S; \$$(+make-include-of-dep)"; \\r
- echo "\$$(objpfx)m_%.c: $$dir/s_%.c; \$$(+make-include-of-dep)"; \\r
- done; \\r
- echo 'sysd-rules-done = t') > $@T\r
- mv -f $@T $@\r
-\r
-ifndef sysd-rules-done\r
-# Don't do deps until this exists, because it provides rules to make the deps.\r
-no_deps=t\r
-endif\r
-\r
-# This is used by the m_%.[Sc] pattern rules in sysd-rules.\r
-define +make-include-of-dep\r
-echo '#include <$<>' > $@T\r
-mv -f $@T $@\r
-endef\r
-\r
-# Generate version maps, but wait until sysdep-subdirs is known\r
-ifeq ($(sysd-sorted-done),t)\r
-ifeq ($(versioning),yes)\r
--include $(common-objpfx)sysd-versions\r
-$(addprefix $(common-objpfx),$(version-maps)): $(common-objpfx)sysd-versions\r
-common-generated += $(version-maps)\r
-postclean-generated += sysd-versions Versions.all abi-versions.h \\r
- Versions.def.v.i Versions.def.v Versions.v.i Versions.v\r
-\r
-ifndef avoid-generated\r
-ifneq ($(sysd-versions-subdirs),$(all-subdirs) $(config-sysdirs))\r
-sysd-versions-force = FORCE\r
-FORCE:\r
-endif\r
-# See %.v/%.v.i implicit rules in Makeconfig.\r
-$(common-objpfx)Versions.def.v.i: $(..)Versions.def \\r
- $(wildcard $(add-ons:%=$(..)%/Versions.def))\r
-$(common-objpfx)Versions.all: $(..)scripts/firstversions.awk \\r
- $(common-objpfx)soversions.i \\r
- $(common-objpfx)Versions.def.v\r
- { while read lib version setname; do \\r
- test -z "$$setname" || echo "$$lib : $$setname"; \\r
- done < $(word 2,$^); \\r
- cat $(word 3,$^); \\r
- } | LC_ALL=C $(AWK) -f $< > $@T\r
- mv -f $@T $@\r
-# See %.v/%.v.i implicit rules in Makeconfig.\r
-$(common-objpfx)Versions.v.i: $(wildcard $(all-subdirs:%=$(..)%/Versions)) \\r
- $(wildcard $(sysdirs:%=%/Versions)) \\r
- $(common-objpfx)abi-versions.h \\r
- $(sysd-versions-force)\r
-$(common-objpfx)sysd-versions: $(common-objpfx)Versions.all \\r
- $(common-objpfx)Versions.v \\r
- $(..)scripts/versions.awk\r
- ( echo 'sysd-versions-subdirs = $(all-subdirs) $(config-sysdirs)' ; \\r
- cat $(word 2,$^) \\r
- | LC_ALL=C $(AWK) -v buildroot=$(common-objpfx) -v defsfile=$< \\r
- -v move_if_change='$(move-if-change)' \\r
- -f $(word 3,$^); \\r
- ) > $@T\r
- mv -f $@T $@\r
-endif # avoid-generated\r
-endif # $(versioning) = yes\r
-endif # sysd-sorted-done\r
-\r
-\r
-ifndef compile-command.S\r
-compile-command.S = $(compile.S) $(OUTPUT_OPTION)\r
-endif\r
-ifndef compile-command.s\r
-compile-command.s = $(COMPILE.s) $< $(OUTPUT_OPTION)\r
-endif\r
-ifndef compile-command.c\r
-compile-command.c = $(compile.c) $(OUTPUT_OPTION)\r
-endif\r
-\r
-# GCC can grok options after the file name, and it looks nicer that way.\r
-compile.c = $(CC) $< -c $(CFLAGS) $(CPPFLAGS)\r
-compile.S = \\r
- $(CC) $< -c $(CPPFLAGS) -DASSEMBLER $(asm-CPPFLAGS) $(ASFLAGS-$(suffix $@))\r
-COMPILE.S = \\r
- $(CC) -c $(CPPFLAGS) -DASSEMBLER $(asm-CPPFLAGS) $(ASFLAGS-$(suffix $@))\r
-COMPILE.s = $(filter-out -pipe,$(CC)) -c $(ASFLAGS)\r
-\r
-# If we want to generate MD5 checksums for the sources do this now.\r
-ifeq ($(md5),yes)\r
-generate-md5 = ; rm -f $(@:.d=.md5); \\r
-$(CC) -E $< $(CFLAGS) $(CPPFLAGS) $($(<:$*.%=%)-CPPFLAGS) | \\r
-sed '/^\#/d;/^[[:space:]]*$$/d' | md5sum > $(@:.d=.md5)\r
-else\r
-generate-md5 =\r
-endif\r
-\r
-# We need this for the output to go in the right place. It will default to\r
-# empty if make was configured to work with a cc that can't grok -c and -o\r
-# together. You can't compile the C library with such a compiler.\r
-OUTPUT_OPTION = -o $@\r
-\r
-# We need the $(CFLAGS) to be in there to have the right predefines during\r
-# the dependency run for C sources. But having it for assembly sources can\r
-# get the wrong predefines.\r
-S-CPPFLAGS = $(asm-CPPFLAGS)\r
-define +make-deps\r
-$(make-target-directory)\r
-$(+mkdep) $< $(if $(filter %.c,$<),$(CFLAGS)) \\r
- $(CPPFLAGS) $($(<:$*.%=%)-CPPFLAGS) | sed \\r
--e 's,$(subst .,\.,$*)\.o,$(foreach o,$(all-object-suffixes),$(@:.d=$o)) $@,' \\r
-$(sed-remove-objpfx) > $(@:.d=.T)\r
-mv -f $(@:.d=.T) $@ $(generate-md5)\r
-endef\r
-ifneq (,$(objpfx))\r
-# Continuation lines here are dangerous because they introduce spaces!\r
-define sed-remove-objpfx\r
--e 's@ $(subst .,\.,$(subst @,\@,$(common-objpfx)))@ $$(common-objpfx)@g' \\r
--e 's@^$(subst .,\.,$(subst @,\@,$(common-objpfx)))@$$(common-objpfx)@g'\r
-endef\r
-endif\r
-\f\r
-# Modify the list of routines we build for different targets\r
-\r
-ifeq (yesyes,$(build-shared)$(elf))\r
-ifndef libc.so-version\r
-# Undefine this because it can't work when we libc.so is unversioned.\r
-static-only-routines =\r
-endif\r
-endif\r
-\r
-# Bounded pointer thunks are only built for *.ob\r
-elide-bp-thunks = $(addprefix $(bppfx),$(bp-thunks))\r
-\r
-elide-routines.oS += $(filter-out $(static-only-routines),\\r
- $(routines) $(aux) $(sysdep_routines)) \\r
- $(elide-bp-thunks)\r
-elide-routines.os += $(static-only-routines) $(elide-bp-thunks)\r
-\r
-# If we have versioned code we don't need the old versions in any of the\r
-# static libraries.\r
-elide-routines.o += $(shared-only-routines) $(elide-bp-thunks)\r
-elide-routines.op += $(shared-only-routines) $(elide-bp-thunks)\r
-elide-routines.og += $(shared-only-routines) $(elide-bp-thunks)\r
-elide-routines.ob += $(shared-only-routines)\r
-\f\r
-# Shared library building.\r
-\r
-ifeq (yes,$(build-shared))\r
-\r
-# Reference map file only when versioning is selected and a map file name\r
-# is given.\r
-ifeq ($(versioning),yes)\r
-map-file = $(firstword $($(@F:.so=-map)) \\r
- $(addprefix $(common-objpfx), \\r
- $(filter $(@F:.so=.map),$(version-maps))))\r
-load-map-file = $(map-file:%=-Wl,--version-script=%)\r
-endif\r
-\r
-# Pattern rule to build a shared object from an archive of PIC objects.\r
-# This must come after the installation rules so Make doesn't try to\r
-# build shared libraries in place from the installed *_pic.a files.\r
-# $(LDLIBS-%.so) may contain -l switches to generate run-time dependencies\r
-# on other shared objects.\r
-lib%.so: lib%_pic.a $(+preinit) $(+postinit) $(+interp)\r
-ifneq (,$(findstring aix,$(config-os)))\r
- (echo '#!'; \\r
- dump -g $< | sed '1,6d' | cut -f2 | sort | uniq) > $(<:a=exp)\r
-endif\r
- $(build-shlib)\r
-\r
-ifeq ($(elf),yes)\r
-define build-shlib-helper\r
-$(LINK.o) -shared $(static-libgcc) -Wl,-O1 $(sysdep-LDFLAGS) $(config-LDFLAGS) \\r
- $(extra-B-$(@F:lib%.so=%).so) -B$(csu-objpfx) \\r
- $(extra-B-$(@F:lib%.so=%).so) $(load-map-file) \\r
- -Wl,-soname=lib$(libprefix)$(@F:lib%.so=%).so$($(@F)-version) \\r
- $(LDFLAGS.so) $(LDFLAGS-$(@F:lib%.so=%).so) \\r
- -L$(subst :, -L,$(rpath-link)) -Wl,-rpath-link=$(rpath-link)\r
-endef\r
-else\r
-ifneq (,$(findstring aix,$(config-os)))\r
-define build-shlib-helper\r
-$(LINK.o) -Wl,-G,-bM:SRE,-bnoentry,-bE:$(<:a=exp) \\r
- $(sysdep-LDFLAGS) $(config-LDFLAGS) $(extra-B-$(@F:lib%.so=%).so) \\r
- $(extra-B-$(@F:lib%.so=%).so) $(load-map-file) \\r
- $(LDFLAGS.so) $(LDFLAGS-$(@F:lib%.so=%).so) \\r
- -L$(subst :, -L,$(rpath-link))\r
-endef\r
-else\r
-endif\r
-endif\r
-\r
-ifeq (yes,$(elf))\r
-# binutils only position loadable notes into the first page for binaries,\r
-# not for shared objects\r
-define build-shlib\r
-$(build-shlib-helper) \\r
- -o $@.new $(csu-objpfx)abi-note.o -Wl,--verbose \\r
- $(LDLIBS-$(@F:lib%.so=%).so) 2>&1 | \\r
- sed -e '/^=========/,/^=========/!d;/^=========/d' \\r
- -e 's/^.*\.hash[ ]*:.*$$/ .note.ABI-tag : { *(.note.ABI-tag) } &/' \\r
- $(LDSEDCMD-$(@F:lib%.so=%).so) > $@.lds\r
-rm -f $@.new\r
-$(build-shlib-helper) -o $@ -T $@.lds \\r
- $(csu-objpfx)abi-note.o $(build-shlib-objlist)\r
-rm -f $@.lds\r
-endef\r
-else\r
-ifneq (,$(findstring aix,$(config-os)))\r
-define build-shlib\r
-$(build-shlib-helper) \\r
- -o $@ \\r
- $(filter-out $(map-file) $(+preinit) $(+postinit),$^) \\r
- $(no-whole-archive) $(LDLIBS-$(@F:lib%.so=%).so)\r
-endef\r
-define build-shlib\r
-$(build-shlib-helper) \\r
- $(build-shlib-objlist)\r
-endef\r
-endif\r
-endif\r
-\r
-ifneq (,$(findstring aix,$(config-os)))\r
-define build-module-helper\r
-$(LINK.o) -Wl,-G -Wl,-bM:SRE -Wl,-bnoentry -Wl,-bexpall \\r
- $(sysdep-LDFLAGS) $(config-LDFLAGS) \\r
- $(load-map-file) \\r
- $(LDFLAGS.so) $(LDFLAGS-$(@F:%.so=%).so) \\r
- -L$(subst :, -L,$(rpath-link)) -Wl,-L=$(rpath-link)\r
-endef\r
-else\r
-define build-module-helper\r
-$(LINK.o) -shared $(static-libgcc) $(sysdep-LDFLAGS) $(config-LDFLAGS) \\r
- -B$(csu-objpfx) $(load-map-file) \\r
- $(LDFLAGS.so) $(LDFLAGS-$(@F:%.so=%).so) \\r
- -L$(subst :, -L,$(rpath-link)) -Wl,-rpath-link=$(rpath-link)\r
-endef\r
-endif\r
-\r
-# This macro is similar to build-shlib but it does not define a soname\r
-# and it does not depend on the destination name to start with `lib'.\r
-ifeq (yes,$(elf))\r
-# binutils only position loadable notes into the first page for binaries,\r
-# not for shared objects\r
-define build-module\r
-$(build-module-helper) \\r
- -o $@.new $(csu-objpfx)abi-note.o -Wl,--verbose \\r
- $(LDLIBS-$(@F:lib%.so=%).so) 2>&1 | \\r
- sed -e '/^=========/,/^=========/!d;/^=========/d' \\r
- -e 's/^.*\.hash[ ]*:.*$$/ .note.ABI-tag : { *(.note.ABI-tag) } &/' \\r
- > $@.lds\r
-rm -f $@.new\r
-$(build-module-helper) -o $@ -T $@.lds \\r
- $(csu-objpfx)abi-note.o $(build-module-objlist)\r
-rm -f $@.lds\r
-endef\r
-else\r
-ifneq (,$(findstring aix,$(config-os)))\r
-define build-module\r
-$(build-module-helper) \\r
- -o $@ \\r
- $(filter-out $(map-file) $(+preinit) $(+postinit),$^) \\r
- $(no-whole-archive) $(LDLIBS-$(@F:%.so=%).so)\r
-endef\r
-else\r
-define build-module\r
-define build-module\r
-$(build-module-helper) \\r
- -o $@ \\r
- $(build-module-objlist)\r
-endef\r
-endif\r
-endif\r
-\r
-build-module-helper-objlist = \\r
- $(patsubst %_pic.a,$(whole-archive) %_pic.a $(no-whole-archive),\\r
- $(filter-out $(map-file) $(+preinit) $(+postinit),$^))\r
-whole-archive := -Wl,--whole-archive\r
-\r
-build-module-objlist = $(build-module-helper-objlist) $(LDLIBS-$(@F:%.so=%).so)\r
-build-shlib-objlist = $(build-module-helper-objlist) \\r
- $(LDLIBS-$(@F:lib%.so=%).so)\r
-\r
-# Don't try to use -lc when making libc.so itself.\r
-# Also omits crti.o and crtn.o, which we do not want\r
-# since we define our own `.init' section specially.\r
-LDFLAGS-c.so = -nostdlib -nostartfiles\r
-# But we still want to link libc.so against $(gnulib).\r
-LDLIBS-c.so += $(gnulib)\r
-# Give libc.so an entry point and make it directly runnable itself.\r
-LDFLAGS-c.so += -e __libc_main\r
-# Force the backward compatibility EH functions to be linked.\r
-LDFLAGS-c.so += -u __register_frame\r
-# Pre-link the objects of libc_pic.a so that we can locally resolve\r
-# COMMON symbols before we link against ld.so. This is because ld.so\r
-# contains some of libc_pic.a already, which will prevent the COMMONs\r
-# from being allocated in libc.so, which introduces evil dependencies\r
-# between libc.so and ld.so, which can make it impossible to upgrade.\r
-ifeq ($(elf),yes)\r
-$(common-objpfx)libc_pic.os: $(common-objpfx)libc_pic.a\r
- $(LINK.o) -nostdlib -nostartfiles -r -o $@ \\r
- $(LDFLAGS-c_pic.os) -Wl,-d -Wl,--whole-archive $^\r
-LDSEDCMD-c.so = -e 's/^.*\*(\.dynbss).*$$/& __start___libc_freeres_ptrs = .; *(__libc_freeres_ptrs) __stop___libc_freeres_ptrs = .;/'\r
-# Use our own special initializer and finalizer files for libc.so.\r
-$(common-objpfx)libc.so: $(elfobjdir)/soinit.os \\r
- $(common-objpfx)libc_pic.os \\r
- $(elfobjdir)/sofini.os \\r
- $(elfobjdir)/interp.os $(elfobjdir)/ld.so\r
- $(build-shlib)\r
-ifeq ($(versioning),yes)\r
-$(common-objpfx)libc.so: $(common-objpfx)libc.map\r
-endif\r
-common-generated += libc.so libc_pic.os\r
-ifdef libc.so-version\r
-$(common-objpfx)libc.so$(libc.so-version): $(common-objpfx)libc.so\r
- $(make-link)\r
-common-generated += libc.so$(libc.so-version)\r
-endif\r
-endif\r
-else\r
-ifneq (,$(findstring aix,$(config-os)))\r
-$(common-objpfx)libc.so: $(common-objpfx)libc_pic.a\r
- @rm -f $@\r
- (echo '#!'; \\r
- dump -g $^ | sed '1,6d' | cut -f2 | sort | uniq) > $(^:a=exp)\r
- sed '/__mulh/d;/__mull/d;/__divss/d;/__divus/d;/__quoss/d;/__quous/d' \\r
- /lib/syscalls.exp > $(common-objpfx)syscalls.exp\r
- $(LINK.o) -G -bM:SRE -bnoentry -bE:$(^:a=exp) \\r
- -bE:$(common-objpfx)syscalls.exp \\r
- -bI:$(common-objpfx)syscalls.exp \\r
- -L$(common-objpfx) -o $@ $^\r
-# AIX runtime ld wants libc.so to be libc.a(shr.o) hardwired\r
- cp $@ $(common-objpfx)shr.o\r
- $(AR) $(ARFLAGS) $(common-objpfx)libc.a $(common-objpfx)shr.o\r
-endif\r
-endif\r
-\f\r
-# Figure out the source filenames in this directory.\r
-\r
-override sources := $(addsuffix .c,\\r
- $(filter-out $(elided-routines),\\r
- $(routines) $(aux) \\r
- $(sysdep_routines)))\r
-sysdep_routines := $(sysdep_routines)\r
-\r
-headers := $(headers) $(sysdep_headers)\r
-\r
-# This is the list of all object files, gotten by\r
-# replacing every ".c" in `sources' with a ".o".\r
-# We also add bounded-pointer thunks, which are later\r
-# elided for all suffixes except for `.ob'.\r
-override objects := $(addprefix $(objpfx),$(sources:.c=.o) \\r
- $(patsubst %,$(bppfx)%.o,\\r
- $(filter $(routines) $(sysdep_routines),$(bp-thunks))))\r
-\r
-\r
-# The makefile may define $(extra-libs) with `libfoo libbar'\r
-# to build libfoo.a et al from the modules listed in $(libfoo-routines).\r
-ifdef extra-libs\r
-# extra-lib.mk is included once for each extra lib to define rules\r
-# to build it, and to add its objects to the various variables.\r
-# During its evaluation, $(lib) is set to the name of the library.\r
-extra-libs-left := $(extra-libs)\r
-include $(patsubst %,$(..)extra-lib.mk,$(extra-libs))\r
-endif\r
-\f\r
-+depfiles := $(sources:.c=.d) \\r
- $(patsubst %.o,%.d,$(filter %.o,$(extra-objs:.os=.o))) \\r
- $(addsuffix .d,$(tests) $(xtests) $(test-srcs))\r
-ifeq ($(build-programs),yes)\r
-+depfiles += $(addsuffix .d,$(others) $(sysdep-others))\r
-endif\r
-+depfiles := $(addprefix $(objpfx),\\r
- $(filter-out $(addsuffix .d,$(omit-deps)),\\r
- $(+depfiles)))\r
-\r
-ifdef +depfiles\r
-ifneq ($(no_deps),t)\r
--include $(+depfiles)\r
-endif\r
-endif\r
-\f\f\r
-# Maximize efficiency by minimizing the number of rules.\r
-.SUFFIXES: # Clear the suffix list. We don't use suffix rules.\r
-# Don't define any builtin rules.\r
-MAKEFLAGS := $(MAKEFLAGS)r\r
-\r
-# Generic rule for making directories.\r
-%/:\r
-# mkdir isn't smart enough to strip a trailing /.\r
- mkdir $(@:%/=%)\r
-\f\r
-# Make sure that object files are not removed\r
-# when they are intermediates between sources and library members.\r
-.PRECIOUS: $(addprefix $(objpfx)%,$(all-object-suffixes))\r
-\r
-# Make sure that the parent library archive is never removed.\r
-.PRECIOUS: $(foreach l,$(libtypes),$(patsubst %,$(common-objpfx)$l,c))\r
-\f\r
-# Use the verbose option of ar and tar when not running silently.\r
-ifeq "$(findstring s,$(MAKEFLAGS))" "" # if not -s\r
-verbose := v\r
-else # -s\r
-verbose :=\r
-endif # not -s\r
-\r
-ARFLAGS := r$(verbose)\r
-CREATE_ARFLAGS := cru$(verbose)\r
-\f\r
-# This makes all the object files in the parent library archive.\r
-\r
-.PHONY: lib lib-noranlib\r
-lib: lib-noranlib $(foreach l,$(libtypes),$(patsubst %,$(common-objpfx)$l,c))\r
-lib-noranlib: libobjs\r
-\r
-# For object-suffix $o, the list of objects with that suffix.\r
-# Makefiles can define `elide-routines.so = foo' to leave foo.so out.\r
-o-objects = $(patsubst %.o,%$o,$(filter-out $(patsubst %,$(objpfx)%.o,\\r
- $(elide-routines$o)),\\r
- $(objects))) \\r
- $(addprefix $(objpfx),$(o-objects$o))\r
-\r
-others: $(addprefix $(objpfx),$(install-lib))\r
-\r
-ifndef objects\r
-\r
-# Create the stamp$o files to keep the parent makefile happy.\r
-subdir_lib: $(foreach o,$(object-suffixes-for-libc),$(objpfx)stamp$o)\r
-$(foreach o,$(object-suffixes-for-libc),$(objpfx)stamp$o):\r
- $(make-target-directory)\r
- rm -f $@; > $@\r
-else\r
-\r
-# Define explicit rules to update each $(objpfx)stamp.SUFFIX\r
-# timestamp file; these rules (one explicit rule is generated for each\r
-# object suffix) write a list of objects to update in the stamp file.\r
-# The parent will then actually add them all to the archive in the\r
-# archive rule, below.\r
-define o-iterator-doit\r
-$(objpfx)stamp$o: $(o-objects); $$(do-stamp)\r
-endef\r
-define do-stamp\r
-echo '$(patsubst $(objpfx)%,$(addsuffix /,$(subdir))%,$^)' > $@T\r
-mv -f $@T $@\r
-endef\r
-object-suffixes-left := $(object-suffixes-for-libc)\r
-include $(o-iterator)\r
-\r
-endif\r
-\r
-# Now define explicit rules to build the library archives; these depend\r
-# on the stamp files built above.\r
-define o-iterator-doit\r
-$(common-objpfx)$(patsubst %,$(libtype$o),c): \\r
- $(subdirs-stamp-o) $(common-objpfx)stamp$o; $$(do-makelib)\r
-endef\r
-define do-makelib\r
-cd $(common-objdir) && \\r
-$(AR) $(CREATE_ARFLAGS) $(@F) `cat $(patsubst $(common-objpfx)%,%,$^)`\r
-$(RANLIB) $@\r
-endef\r
-subdirs-stamps := $(foreach d,$(subdirs),$(common-objpfx)$d/stamp%)\r
-subdirs-stamp-o = $(subst %,$o,$(subdirs-stamps))\r
-ifndef subdir\r
-$(subdirs-stamps): subdir_lib;\r
-endif\r
-object-suffixes-left = $(object-suffixes-for-libc)\r
-include $(o-iterator)\r
-\r
-\r
-# This makes all the object files.\r
-.PHONY: objects objs libobjs extra-objs\r
-objects objs: libobjs extra-objs\r
-libobjs: $(foreach o,$(object-suffixes-for-libc),$(objpfx)stamp$o)\r
-extra-objs: $(addprefix $(objpfx),$(extra-objs))\r
-\r
-# Canned sequence for building an extra library archive.\r
-define build-extra-lib\r
-$(patsubst %/,cd % &&,$(objpfx)) \\r
-$(AR) $(CREATE_ARFLAGS) $(@:$(objpfx)%=%) \\r
- $(patsubst $(objpfx)%,%,$^)\r
-$(RANLIB) $@\r
-endef\r
-\f\r
-# Installation.\r
-\r
-.PHONY: force-install\r
-force-install:\r
-\r
-# $(install-lib) are installed from the object directory into $(libdir);\r
-# files in $(install-lib) matching `lib%.a' are ranlib'd after installation\r
-# unless they also appear in $(non-lib.a). $(install-data) are installed\r
-# as they are into $(datadir). $(headers) are installed as they are in\r
-# $(includedir). $(install-bin), $(install-bin-script) and $(install-sbin)\r
-# are installed from the object directory into $(bindir), $(bindir) and\r
-# $(sbindir), respectively. $(install-others) are absolute path names of\r
-# files to install; rules to install them are defined elsewhere.\r
-\r
-# The simple library name to install libc.a under.\r
-# This could be defined by a sysdep Makefile.\r
-ifndef libc-name\r
-libc-name := c\r
-endif\r
-\r
-define do-install\r
-$(make-target-directory)\r
-$(INSTALL_DATA) $< $@\r
-endef\r
-\r
-# Make the target directory if it doesn't exist, using the `mkinstalldirs'\r
-# script that does `mkdir -p' even if `mkdir' doesn't support that flag.\r
-define make-target-directory\r
-$(addprefix $(..)./scripts/mkinstalldirs ,\\r
- $(filter-out $(wildcard $(@D:%/=%)),$(@D:%/=%)))\r
-endef\r
-\r
-# Any directory (parent or subdir) should install libc.a; this way\r
-# "make install" in a subdir is guaranteed to install everything it changes.\r
-installed-libcs := $(foreach o,$(filter-out .os,$(object-suffixes-for-libc)),\\r
- $(inst_libdir)/$(patsubst %,$(libtype$o),\\r
- $(libprefix)$(libc-name)))\r
-install: $(installed-libcs)\r
-$(installed-libcs): $(inst_libdir)/lib$(libprefix)%: lib $(+force)\r
- $(make-target-directory)\r
- $(INSTALL_DATA) $(common-objpfx)lib$(*:$(libc-name)%=c%) $@\r
-# Running ranlib after installing makes the __.SYMDEF time stamp up to\r
-# date, which avoids messages from some linkers.\r
- $(RANLIB) $@\r
-\r
-define do-install-program\r
-$(make-target-directory)\r
-$(INSTALL_PROGRAM) $< $@.new\r
-mv -f $@.new $@\r
-endef\r
-\r
-define do-install-script\r
-$(make-target-directory)\r
-$(INSTALL_SCRIPT) $< $@.new\r
-mv -f $@.new $@\r
-endef\r
-\r
-install-lib.so := $(filter %.so,$(install-lib:%_pic.a=%.so))\r
-install-lib := $(filter-out %.so %_pic.a,$(install-lib))\r
-\r
-ifeq (yes,$(build-shared))\r
-# Find which .so's have versions.\r
-versioned := $(strip $(foreach so,$(install-lib.so),\\r
- $(patsubst %,$(so),$($(so)-version))))\r
-\r
-install-lib.so-versioned := $(filter $(versioned), $(install-lib.so))\r
-install-lib.so-unversioned := $(filter-out $(versioned), $(install-lib.so))\r
-\r
-install-lib-nosubdir: $(install-lib.so-versioned:%=$(inst_libdir)/%) \\r
- $(install-lib.so-unversioned:%=$(inst_slibdir)/%)\r
-\r
-# Install all the unversioned shared libraries.\r
-$(install-lib.so-unversioned:%=$(inst_slibdir)/%): $(inst_slibdir)/%.so: \\r
- $(objpfx)%.so $(+force)\r
- $(do-install-program)\r
-\r
-ifneq ($(findstring -s,$(LN_S)),)\r
-define make-link\r
-rm -f $@.new\r
-$(SHELL) $(..)scripts/rellns-sh $< $@.new\r
-mv -f $@.new $@\r
-endef\r
-else\r
-# If we have no symbolic links don't bother with rellns-sh.\r
-define make-link\r
-rm -f $@.new\r
-$(LN_S) $< $@.new\r
-mv -f $@.new $@\r
-endef\r
-endif\r
-\r
-ifeq (yes,$(build-shared))\r
-ifeq (no,$(cross-compiling))\r
-symbolic-link-prog := $(common-objpfx)elf/sln\r
-symbolic-link-list := $(common-objpfx)elf/symlink.list\r
-define make-shlib-link\r
-echo $(<F) $@ >> $(symbolic-link-list)\r
-endef\r
-else # cross-compiling\r
-# We need a definition that can be used by elf/Makefile's install rules.\r
-symbolic-link-prog = $(LN_S)\r
-endif\r
-endif\r
-ifndef make-shlib-link\r
-define make-shlib-link\r
-rm -f $@\r
-$(LN_S) $(<F) $@\r
-endef\r
-endif\r
-\r
-ifdef libc.so-version\r
-# For a library specified to be version N, install three files:\r
-# libc.so -> libc.so.N (e.g. libc.so.6)\r
-# libc.so.6 -> libc-VERSION.so (e.g. libc-1.10.so)\r
-\r
-$(inst_slibdir)/libc.so$(libc.so-version): $(inst_slibdir)/libc-$(version).so \\r
- $(+force)\r
- $(make-shlib-link)\r
-$(inst_slibdir)/libc-$(version).so: $(common-objpfx)libc.so $(+force)\r
- $(do-install-program)\r
-install: $(inst_slibdir)/libc.so$(libc.so-version)\r
-\r
-# This fragment of linker script gives the OUTPUT_FORMAT statement\r
-# for the configuration we are building. We put this statement into\r
-# the linker scripts we install for -lc et al so that they will not be\r
-# used by a link for a different format on a multi-architecture system.\r
-$(common-objpfx)format.lds: $(..)scripts/output-format.sed \\r
- $(common-objpfx)config.make \\r
- $(common-objpfx)config.h $(..)Makerules\r
- $(LINK.o) -shared $(sysdep-LDFLAGS) $(config-LDFLAGS) $(LDFLAGS.so) \\r
- -x c /dev/null -o $@.so -Wl,--verbose -v 2>&1 \\r
- | sed -n -f $< > $@.new\r
- rm -f $@.so\r
- mv -f $@.new $@\r
-common-generated += format.lds\r
-\r
-ifndef subdir\r
-# What we install as libc.so for programs to link against is in fact a\r
-# link script. It contains references for the various libraries we need.\r
-# The libc.so object is not complete since some functions are only defined\r
-# in libc_nonshared.a.\r
-# We need to use absolute paths since otherwise local copies (if they exist)\r
-# of the files are taken by the linker.\r
-install: $(inst_libdir)/libc.so\r
-$(inst_libdir)/libc.so: $(common-objpfx)format.lds \\r
- $(common-objpfx)libc.so$(libc.so-version) \\r
- $(inst_libdir)/$(patsubst %,$(libtype.oS),\\r
- $(libprefix)$(libc-name)) \\r
- $(+force)\r
- (echo '/* GNU ld script';\\r
- echo ' Use the shared library, but some functions are only in';\\r
- echo ' the static library, so try that secondarily. */';\\r
- cat $<; \\r
- echo 'GROUP ( $(slibdir)/libc.so$(libc.so-version)' \\r
- '$(libdir)/$(patsubst %,$(libtype.oS),$(libprefix)$(libc-name))'\\r
- ')' \\r
- ) > $@.new\r
- mv -f $@.new $@\r
-\r
-endif\r
-\r
-else\r
-install: $(inst_slibdir)/libc.so\r
-$(inst_slibdir)/libc.so: $(common-objpfx)libc.so $(+force)\r
- $(do-install-program)\r
-endif\r
-\r
-ifneq (,$(versioned))\r
-# Produce three sets of rules as above for all the smaller versioned libraries.\r
-\r
-define o-iterator-doit\r
-$(inst_libdir)/$o: $(inst_slibdir)/$o$($o-version) $(+force); $$(make-link)\r
-endef\r
-object-suffixes-left := $(versioned)\r
-include $(o-iterator)\r
-\r
-# Make symlinks in the build directory, because the versioned names might\r
-# be referenced by a DT_NEEDED in another library.\r
-define o-iterator-doit\r
-$(objpfx)$o$($o-version): $(objpfx)$o; $$(make-link)\r
-endef\r
-object-suffixes-left := $(versioned)\r
-include $(o-iterator)\r
-\r
-generated += $(foreach o,$(versioned),$o$($o-version))\r
-\r
-ifeq (,$($(subdir)-version))\r
-define o-iterator-doit\r
-$(inst_slibdir)/$o$($o-version): $(inst_slibdir)/$(o:.so=)-$(version).so \\r
- $(+force);\r
- $$(make-shlib-link)\r
-endef\r
-object-suffixes-left := $(versioned)\r
-include $(o-iterator)\r
-\r
-define o-iterator-doit\r
-$(inst_slibdir)/$(o:.so=)-$(version).so: $(objpfx)$o $(+force);\r
- $$(do-install-program)\r
-endef\r
-object-suffixes-left := $(versioned)\r
-include $(o-iterator)\r
-else\r
-define o-iterator-doit\r
-$(inst_slibdir)/$o$($o-version): \\r
- $(inst_slibdir)/$(o:.so=)-$($(subdir)-version).so $(+force);\r
- $$(make-shlib-link)\r
-endef\r
-object-suffixes-left := $(versioned)\r
-include $(o-iterator)\r
-\r
-define o-iterator-doit\r
-$(inst_slibdir)/$(o:.so=)-$($(subdir)-version).so: $(objpfx)$o $(+force);\r
- $$(do-install-program)\r
-endef\r
-object-suffixes-left := $(versioned)\r
-include $(o-iterator)\r
-endif\r
-endif\r
-\r
-define do-install-so\r
-$(do-install-program)\r
-$(patsubst %,ln -s -f $(@F) $(@D)/$(patsubst %$*.so,%,$(<F))$(libprefix)$*.so,\\r
- $(filter-out %.so,$@))\r
-endef\r
-\r
-so-versions := $(sort $(foreach so,$(install-lib.so),.so$($(so)-version)))\r
-$(foreach v,$(so-versions),\\r
- $(inst_slibdir)/lib$(libprefix)%$v): $(common-objpfx)lib%.so \\r
- $(+force)\r
- $(do-install-so)\r
-$(foreach v,$(so-versions),\\r
- $(inst_slibdir)/$(libprefix)%$v): $(common-objpfx)%.so $(+force)\r
- $(do-install-so)\r
-endif\r
-\r
-ifdef install-bin\r
-$(addprefix $(inst_bindir)/,$(install-bin)): \\r
- $(inst_bindir)/%: $(objpfx)% $(+force)\r
- $(do-install-program)\r
-endif\r
-ifdef install-bin-script\r
-$(addprefix $(inst_bindir)/,$(install-bin-script)): \\r
- $(inst_bindir)/%: $(objpfx)% $(+force)\r
- $(do-install-script)\r
-endif\r
-ifdef install-rootsbin\r
-$(addprefix $(inst_rootsbindir)/,$(install-rootsbin)): \\r
- $(inst_rootsbindir)/%: $(objpfx)% $(+force)\r
- $(do-install-program)\r
-endif\r
-ifdef install-sbin\r
-$(addprefix $(inst_sbindir)/,$(install-sbin)): \\r
- $(inst_sbindir)/%: $(objpfx)% $(+force)\r
- $(do-install-program)\r
-endif\r
-ifdef install-lib\r
-install-lib.a := $(filter lib%.a,$(install-lib))\r
-install-lib-non.a := $(filter-out lib%.a,$(install-lib))\r
-ifdef install-lib-non.a\r
-$(addprefix $(inst_libdir)/$(libprefix),$(install-lib-non.a)): \\r
- $(inst_libdir)/$(libprefix)%: $(objpfx)% $(+force)\r
- $(do-install)\r
-endif\r
-ifdef install-lib.a\r
-$(install-lib.a:lib%.a=$(inst_libdir)/lib$(libprefix)%.a): \\r
- $(inst_libdir)/lib$(libprefix)%.a: $(objpfx)lib%.a $(+force)\r
- $(do-install)\r
- $(patsubst %,$(RANLIB) $@,$(filter-out $(non-lib.a),$(<F)))\r
-endif\r
-endif\r
-ifdef install-data\r
-$(addprefix $(inst_datadir)/,$(install-data)): $(inst_datadir)/%: % $(+force)\r
- $(do-install)\r
-endif\r
-headers := $(strip $(headers))\r
-ifdef headers\r
-$(addprefix $(inst_includedir)/,$(headers)): $(inst_includedir)/%: % $(+force)\r
- $(do-install)\r
-endif # headers\r
-\r
-.PHONY: install-bin-nosubdir install-bin-script-nosubdir \\r
- install-rootsbin-nosubdir install-sbin-nosubdir install-lib-nosubdir \\r
- install-data-nosubdir install-headers-nosubdir\r
-install-bin-nosubdir: $(addprefix $(inst_bindir)/,$(install-bin))\r
-install-bin-script-nosubdir: $(addprefix $(inst_bindir)/,$(install-bin-script))\r
-install-rootsbin-nosubdir: \\r
- $(addprefix $(inst_rootsbindir)/,$(install-rootsbin))\r
-install-sbin-nosubdir: $(addprefix $(inst_sbindir)/,$(install-sbin))\r
-install-lib-nosubdir: $(addprefix $(inst_libdir)/,\\r
- $(patsubst lib%.a,lib$(libprefix)%.a,$(install-lib.a)) \\r
- $(addprefix $(libprefix),$(install-lib-non.a)))\r
-install-data-nosubdir: $(addprefix $(inst_datadir)/,$(install-data))\r
-install-headers-nosubdir: $(addprefix $(inst_includedir)/,$(headers))\r
-install-others-nosubdir: $(install-others)\r
-\r
-# We need all the `-nosubdir' targets so that `install' in the parent\r
-# doesn't depend on several things which each iterate over the subdirs.\r
-# This rule makes `install-FOO' always use `install-FOO-nosubdir' as a\r
-# subroutine. Then in the parent `install-FOO' also causes subdir makes.\r
-install-%:: install-%-nosubdir ;\r
-\r
-.PHONY: install install-no-libc.a-nosubdir\r
-ifeq ($(build-programs),yes)\r
-install-no-libc.a-nosubdir: install-headers-nosubdir install-data-nosubdir\\r
- install-bin-nosubdir install-bin-script-nosubdir \\r
- install-lib-nosubdir install-others-nosubdir \\r
- install-rootsbin-nosubdir install-sbin-nosubdir\r
-else\r
-install-no-libc.a-nosubdir: install-headers-nosubdir install-data-nosubdir\\r
- install-lib-nosubdir install-others-nosubdir\r
-endif\r
-install: install-no-libc.a-nosubdir\r
-\f\r
-# Command to compile $< in $(objdir) using the native libraries.\r
-define native-compile\r
-$(make-target-directory)\r
-$(patsubst %/,cd % &&,$(objpfx)) \\r
-$(BUILD_CC) $($(basename $(<F))-CFLAGS) $(ALL_BUILD_CFLAGS) \\r
- $(firstword $(filter /%,$< $(shell pwd)/$<)) -o $(@F)\r
-endef\r
-\r
-# Command to compile $< in $(common-objdir) using the native libraries.\r
-# We must cd to $(objdir) anyway so that $(..)config.h is valid.\r
-define common-objdir-compile\r
-$(patsubst %/,cd % &&,$(objpfx)) \\r
-$(BUILD_CC) $($(basename $(<F))-CFLAGS) $(ALL_BUILD_CFLAGS) \\r
- $(firstword $(filter /%,$< $(shell pwd)/$<)) -o $(..)$(@F)\r
-endef\r
-\r
-# We always want to use configuration definitions.\r
-# Note that this is only used for commands running in $(objpfx).\r
-ALL_BUILD_CFLAGS = $(BUILD_CFLAGS) -include $(..)config.h\r
-\r
-# Support the GNU standard name for this target.\r
-.PHONY: check\r
-check: tests\r
-# Special target to run tests which cannot be run unconditionally.\r
-# Maintainers should use this target.\r
-.PHONY: xcheck\r
-xcheck: xtests\r
-\r
-all-nonlib = $(strip $(tests) $(xtests) $(test-srcs) $(test-extras) $(others))\r
-ifneq (,$(all-nonlib))\r
-cpp-srcs-left = $(all-nonlib:=.c)\r
-lib := nonlib\r
-include $(patsubst %,$(..)cppflags-iterator.mk,$(all-nonlib))\r
-endif\r
-\r
-# The include magic above causes those files to use this variable for flags.\r
-CPPFLAGS-nonlib = -DNOT_IN_libc=1\r
-\r
-\r
-ifeq ($(versioning),yes)\r
-# Generate normalized lists of symbols, versions, and data sizes.\r
-# This is handy for checking against existing library binaries.\r
-\r
-%.symlist: $(..)scripts/abilist.awk %.dynsym\r
- LC_ALL=C $(AWK) -f $^ > $@T\r
- mv -f $@T $@\r
-\r
-%.dynsym: %.so\r
- $(OBJDUMP) --dynamic-syms $< > $@T\r
- mv -f $@T $@\r
-\r
-vpath %.symlist $(objpfx) $(common-objpfx)\r
-check-abi-%: $(..)scripts/extract-abilist.awk $(common-objpfx)config.make \\r
- %.abilist %.symlist\r
- LC_ALL=C \\r
- $(AWK) -f $< \\r
- -v 'config=$(config-machine)-$(config-vendor)-$(config-os)' \\r
- $(filter %.abilist,$^) \\r
- | diff -pu0 - $(filter %.symlist,$^)\r
-\r
-update-abi-%: $(..)scripts/merge-abilist.awk %.abilist %.symlist\r
-ifndef update-abi-config\r
- @echo 'Run $(MAKE) $@ update-abi-config=REGEXP'; exit 2\r
-else\r
- LC_ALL=C $(AWK) -v config=$(update-abi-config) -f $^ > $*.abilist.new\r
- mv -f $*.abilist.new $*.abilist\r
- @echo '*** Now check $*.abilist changes for correctness ***'\r
-endif\r
-\r
-.PHONY: update-abi check-abi\r
-update-abi: $(patsubst %.so,update-abi-%,$(install-lib.so-versioned))\r
-check-abi: $(patsubst %.so,check-abi-%,$(install-lib.so-versioned))\r
-ifdef subdir\r
-subdir_check-abi: check-abi\r
-subdir_update-abi: update-abi\r
-else\r
-check-abi: subdir_check-abi\r
-update-abi: subdir_update-abi\r
-endif\r
-\r
-# Enable this well all the .abilist files are in place.\r
-#tests: check-abi\r
-generated += $(install-lib.so-versioned:.so=.symlist)\r
-\r
-ifeq ($(subdir),elf)\r
-check-abi: check-abi-libc\r
-update-abi: update-abi-libc\r
-common-generated += libc.symlist\r
-endif\r
-\r
-endif\r
-\f\r
-.PHONY: TAGS\r
-TAGS: $(objpfx)distinfo $(..)MakeTAGS\r
- $(MAKE) $(addprefix -f ,$^) $@\r
-\r
-$(..)po/%.pot: $(objpfx)distinfo $(..)MakeTAGS FORCE\r
- $(MAKE) $(addprefix -f ,$(filter-out FORCE,$^)) $@\r
-FORCE:\r
-\r
-\r
-.PHONY: echo-headers\r
-echo-headers:\r
- @echo $(headers)\r
-\r
-\f\r
-# Common cleaning targets.\r
-\r
-.PHONY: common-mostlyclean common-clean mostlyclean clean do-tests-clean\r
-clean: common-clean\r
-mostlyclean: common-mostlyclean\r
-\r
-do-tests-clean:\r
- -rm -f $(addprefix $(objpfx),$(addsuffix .out,$(tests) $(xtests) \\r
- $(test-srcs)) \\r
- $(addsuffix -bp.out,$(tests) $(xtests) \\r
- $(test-srcs)))\r
-\r
-# Remove the object files.\r
-common-mostlyclean:\r
- -rm -f $(addprefix $(objpfx),$(tests) $(xtests) $(test-srcs) \\r
- $(others) $(sysdep-others) stubs \\r
- $(addsuffix .o,$(tests) $(xtests) \\r
- $(test-srcs) $(others) \\r
- $(sysdep-others)) \\r
- $(addsuffix -bp,$(tests) $(xtests) \\r
- $(test-srcs)) \\r
- $(addsuffix .out,$(tests) $(xtests) \\r
- $(test-srcs)) \\r
- $(addsuffix -bp.out,$(tests) $(xtests) \\r
- $(test-srcs)))\r
- -rm -f $(addprefix $(objpfx),$(extra-objs) $(install-lib) \\r
- $(install-lib.so) \\r
- $(install-lib.so:%.so=%_pic.a))\r
- -rm -f core\r
- -rm -f $(objpfx)rtld-*.os\r
- $(rmobjs)\r
-define rmobjs\r
-$(foreach o,$(object-suffixes-for-libc),\r
--rm -f $(objpfx)stamp$o $(o-objects))\r
-endef\r
-\r
-# Also remove the dependencies and generated source files.\r
-common-clean: common-mostlyclean\r
- -rm -f $(addprefix $(objpfx),$(generated)) $(+depfiles)\r
- -rm -f $(objpfx)rtld-*.d\r
- -rm -fr $(addprefix $(objpfx),$(generated-dirs))\r
- -rm -f $(addprefix $(common-objpfx),$(common-generated))\r
- -rm -f $(objpfx)distinfo\r
-\f\r
-# Produce a file `stubs' which contains `#define __stub_FUNCTION'\r
-# for each function which is a stub. We grovel over all the .d files\r
-# looking for references to <stub-tag.h>. Then we grovel over each\r
-# referenced source file to see what stub function it defines.\r
-\r
-ifdef objpfx\r
-.PHONY: stubs # The parent Makefile calls this target.\r
-stubs: $(objpfx)stubs\r
-endif\r
-s = $(sysdep_dir)/generic\r
-$(objpfx)stubs: $(+depfiles)\r
-# Use /dev/null since `...` might expand to empty.\r
- (s=`cd $s && $(PWD_P)`; \\r
- $(patsubst %/,cd % &&,$(objpfx)) \\r
- sed -n 's/^stub_warning *(\([^)]*\).*$$/#define __stub_\1/p' \\r
- `sed -n -e '\@ $s/[^ ]*\.c@{; s@^.* $s/\([^ ]*\.c\).*$$@'"$$s"'/\1@; h; }' \\r
- -e '/stub-tag\.h/{; g; p; }' \\r
- $(patsubst $(objpfx)%,%,$^) /dev/null` \\r
- /dev/null) > $@T\r
- mv -f $@T $@\r
-\f\r
-# Make the distribution tar file.\r
-\r
-.PHONY: dist\r
-dist: $(objpfx)distinfo $(..)Make-dist\r
- $(MAKE) -f $< -f $(word 2,$^) $(Make-dist-args)\r
-\r
-# Avoid depending on source files found in sysdeps dirs,\r
-# because the references affect implicit rule selection.\r
-dist: $(filter-out %.c %.S %.s,$(distribute))\r
-\r
-# We used to simply export all these variables, but that frequently made the\r
-# environment get too large. Instead, we write all the information into\r
-# a generated makefile fragment `distinfo', and then include it with -f in\r
-# the sub-make that makes the distribution (above).\r
-$(objpfx)distinfo: Makefile $(..)Makerules \\r
- $(wildcard $(foreach dir,$(sysdirs),$(dir)/Makefile))\r
- $(make-target-directory)\r
- $(distinfo-vars)\r
- mv -f $@.new $@\r
-.PHONY: subdir_distinfo\r
-subdir_distinfo: $(objpfx)distinfo\r
-\r
-define distinfo-vars\r
-rm -f $@.new\r
-echo > $@.new 'subdir := $(subdir)'\r
-$(foreach var,subdir-dirs sources elided-routines sysdep_routines \\r
- headers sysdep_headers distribute dont_distribute generated \\r
- others tests xtests test-srcs extra-libs versioned \\r
- $(extra-libs:%=%-routines) \\r
- $(addprefix install-,lib lib.so data bin bin-script sbin others),\r
-echo >> $@.new '$(subdir)-$(var) := $($(var))'\r
-echo >> $@.new '$(var) = $$($(subdir)-$(var))')\r
-endef\r
-\f\r
-ifneq (,$(strip $(gpl2lgpl)))\r
-ifneq (,$(wildcard $(..)gpl2lgpl.sed))\r
-# Snarf from the master source and frob the copying notice.\r
-$(gpl2lgpl): %: $(..)gpl2lgpl.sed /home/gd/gnu/lib/%\r
- sed -f $^ > $@-tmp\r
-# So I don't edit them by mistake.\r
- chmod a-w $@-tmp\r
- mv -f $@-tmp $@\r
-ifeq ($(with-cvs),yes)\r
- test ! -d CVS || cvs $(CVSOPTS) commit -m'Updated from $^' $@\r
-endif\r
-endif\r
-endif\r
-\r
-# Local Variables:\r
-# mode: makefile\r
-# End:\r
+# Copyright (C) 1991-2006, 2007, 2008 Free Software Foundation, Inc.
+# This file is part of the GNU C Library.
+
+# The GNU C Library is free software; you can redistribute it and/or
+# modify it under the terms of the GNU Lesser General Public
+# License as published by the Free Software Foundation; either
+# version 2.1 of the License, or (at your option) any later version.
+
+# The GNU C Library is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+# Lesser General Public License for more details.
+
+# You should have received a copy of the GNU Lesser General Public
+# License along with the GNU C Library; if not, write to the Free
+# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+# 02111-1307 USA.
+
+#
+# Common rules for making the GNU C library. This file is included
+# by the top-level Makefile and by all subdirectory makefiles
+# (through Rules).
+#
+ifneq (,)
+This makefile requires GNU Make.
+endif
+
+REQUIRED_MAKE_VERSION = 3.74
+REAL_MAKE_VERSION = $(firstword $(MAKE_VERSION))
+
+ifneq ($(REQUIRED_MAKE_VERSION), \
+ $(firstword $(sort $(REAL_MAKE_VERSION) $(REQUIRED_MAKE_VERSION))))
+Wrong GNU Make version. See above for the version needed.
+endif
+
+
+ifdef subdir
+.. := ../
+endif # subdir
+
+# If `sources' was defined by the parent makefile, undefine it so
+# we will later get it from wildcard search in this directory.
+ifneq "$(findstring env,$(origin sources))" ""
+sources :=
+endif
+
+oPATH := $(PATH)
+PATH := this definition should take precedence over $(oPATH)
+ifeq ($(PATH),$(oPATH))
+You must not use the -e flag when building the GNU C library.
+else
+PATH := $(oPATH)
+endif
+\f
+ifndef +included-Makeconfig
+include $(..)Makeconfig
+endif
+
+# This variable is used in ``include $(o-iterator)'' after defining
+# $(o-iterator-doit) to produce some desired rule using $o for the object
+# suffix, and setting $(object-suffixes-left) to $(object-suffixes); a copy
+# is produced for each object suffix in use.
+o-iterator = $(patsubst %,$(..)o-iterator.mk,$(object-suffixes-left))
+\f
+# Include any system-specific makefiles.
+
+# This is here so things in sysdep Makefiles can easily depend on foo.h as
+# appropriate and not worry about where foo.h comes from, which may be
+# system dependent and not known by that Makefile.
+vpath %.h $(subst $(empty) ,:,$(strip $(common-objpfx) $(objpfx) \
+ $(+sysdep_dirs) $(..)))
+
+# The same is true for RPC source files.
+vpath %.x $(subst $(empty) ,:,$(strip $(common-objpfx) $(objpfx) \
+ $(+sysdep_dirs) $(..)))
+
+# Some sysdep makefiles use this to distinguish being included here from
+# being included individually by a subdir makefile (hurd/Makefile needs this).
+in-Makerules := yes
+
+sysdep-makefiles := $(wildcard $(sysdirs:=/Makefile))
+ifneq (,$(sysdep-makefiles))
+include $(sysdep-makefiles)
+endif
+
+
+# Reorder before-compile so that mach things come first, and hurd things
+# second, before all else. The mach and hurd subdirectories have many
+# generated header files which the much of rest of the library depends on,
+# so it is best to build them first (and mach before hurd, at that).
+before-compile := $(filter $(common-objpfx)mach% $(common-objpfx)hurd%,\
+ $(before-compile)) \
+ $(filter-out $(common-objpfx)mach% $(common-objpfx)hurd%,\
+ $(before-compile))
+
+# Even before that, we need abi-versions.h which is generated right here.
+ifeq ($(versioning),yes)
+ifndef avoid-generated
+before-compile := $(common-objpfx)abi-versions.h $(before-compile)
+$(common-objpfx)abi-versions.h: $(..)scripts/abi-versions.awk \
+ $(common-objpfx)Versions.all
+ LC_ALL=C $(AWK) -v oldest_abi=$(oldest-abi) -f $^ > $@T
+ mv -f $@T $@
+
+$(common-objpfx)%.latest: $(common-objpfx)abi-versions.h
+ sed -n '/ VERSION_$*_/{s/^.*_\([A-Z0-9_]*\).*$$/\1/;h;};$${g;p;}' \
+ $(common-objpfx)abi-versions.h > $@T
+ mv -f $@T $@
+endif # avoid-generated
+endif # $(versioning) = yes
+
+# Make sure the subdirectory for object files gets created.
+ifdef objpfx
+ifeq (,$(wildcard $(objpfx).))
+before-compile += $(objpfx).
+$(objpfx).:
+ $(make-target-directory)
+endif
+endif
+
+# Remove existing files from `before-compile'. Things are added there when
+# they must exist for dependency generation to work right, but once they
+# exist there is no further need for every single file to depend on them,
+# and those gratuitous dependencies result in many gratuitous
+# recompilations.
+before-compile := $(filter-out $(wildcard $(before-compile)),$(before-compile))
+
+# Don't let any before-compile file be an intermediate and get removed.
+ifdef before-compile
+$(before-compile):
+endif
+
+# We don't want $(common-objpfx) files to depend on miscellaneous stuff
+# in subdirs.
+ifdef subdir
+common-before-compile := $(filter-out $(objpfx)%,$(before-compile))
+else
+common-before-compile = $(before-compile)
+endif
+
+ifndef subdir
+# If a makefile needs to do something conditional on something that
+# can only be figured out from headers, write a FOO.make.c input
+# file that uses cpp contructs and contains @@@ LINE @@@ for each LINE
+# to emit in the generated makefile, and use -include $(common-objpfx)FOO.make.
+#
+# We only generate these in the top-level makefile, to avoid any weirdness
+# from subdir-specific makefile tweaks creeping in on an update.
+$(common-objpfx)%.make: $(..)%.make.c $(..)Makerules $(common-before-compile)
+ rm -f $@T $@.dT
+ (echo '# Generated from $*.make.c by Makerules.'; \
+ $(CC) $(CFLAGS) $(CPPFLAGS) -E -DASSEMBLER $< \
+ -MD -MP -MT '$$(common-objpfx)$*.make' -MF $@.dT \
+ | sed -n '/@@@/{s/@@@[ ]*\(.*\)@@@/\1/;s/[ ]*$$//p;}'; \
+ echo 'common-generated += $(@F)'; \
+ sed $(sed-remove-objpfx) $(sed-remove-dotdot) $@.dT; \
+ rm -f $@.dT) > $@T
+ mv -f $@T $@
+endif
+
+ifdef subdir
+sed-remove-dotdot := -e 's@ *\.\.\/\([^ \]*\)@ $$(..)\1@g' \
+ -e 's@^\.\.\/\([^ \]*\)@$$(..)\1@g'
+else
+sed-remove-dotdot := -e 's@ *\([^ \/$$][^ \]*\)@ $$(..)\1@g' \
+ -e 's@^\([^ \/$$][^ \]*\)@$$(..)\1@g'
+endif
+
+
+ifdef gen-as-const-headers
+# Generating headers for assembly constants.
+# We need this defined early to get into before-compile before
+# it's used in sysd-rules, below.
+$(common-objpfx)%.h $(common-objpfx)%.h.d: $(..)scripts/gen-as-const.awk \
+ %.sym $(common-before-compile)
+ $(AWK) -f $< $(filter %.sym,$^) \
+ | $(CC) -S -o $(@:.h.d=.h)T3 $(CFLAGS) $(CPPFLAGS) -x c - \
+ -MD -MP -MF $(@:.h=.h.d)T -MT '$(@:.h=.h.d) $(@:.h.d=.h)'
+ sed -n 's/^.*@@@name@@@\([^@]*\)@@@value@@@[^0-9Xxa-fA-F-]*\([0-9Xxa-fA-F-][0-9Xxa-fA-F-]*\).*@@@end@@@.*$$/#define \1 \2/p' \
+ $(@:.h.d=.h)T3 > $(@:.h.d=.h)T
+ rm -f $(@:.h.d=.h)T3
+ sed $(sed-remove-objpfx) $(sed-remove-dotdot) \
+ $(@:.h=.h.d)T > $(@:.h=.h.d)T2
+ rm -f $(@:.h=.h.d)T
+ mv -f $(@:.h=.h.d)T2 $(@:.h=.h.d)
+ mv -f $(@:.h.d=.h)T $(@:.h.d=.h)
+vpath %.sym $(sysdirs)
+before-compile += $(gen-as-const-headers:%.sym=$(common-objpfx)%.h)
+
+tests += $(gen-as-const-headers:%.sym=test-as-const-%)
+generated += $(gen-as-const-headers:%.sym=test-as-const-%.c)
+$(objpfx)test-as-const-%.c: $(..)scripts/gen-as-const.awk $(..)Makerules \
+ %.sym $(common-objpfx)%.h
+ ($(AWK) '{ sub(/^/, "asconst_", $$2); print; }' $(filter %.h,$^); \
+ $(AWK) -v test=1 -f $< $(filter %.sym,$^); \
+ echo '#include "$(..)test-skeleton.c"') > $@T
+ mv -f $@T $@
+endif
+\f
+# Generate an ordered list of implicit rules which find the source files in
+# each sysdep directory. The old method was to use vpath to search all the
+# sysdep directories. However, that had the problem that a .S file in a
+# later directory would be chosen over a .c file in an earlier directory,
+# which does not preserve the desired sysdeps ordering behavior.
+
+# System-dependent makefiles can put in `inhibit-sysdep-asm' wildcard
+# patterns matching sysdep directories whose assembly source files should
+# be suppressed.
+ifdef inhibit-sysdep-asm
+define check-inhibit-asm
+case $$sysdir in $(subst $(empty) ,|,$(inhibit-sysdep-asm))) asm= ;; esac;
+endef
+endif
+
+-include $(common-objpfx)sysd-rules
+ifneq ($(sysd-rules-sysdirs),$(config-sysdirs))
+# The value of $(+sysdep_dirs) the sysd-rules was computed for
+# differs from the one we are using now. So force a rebuild of sysd-rules.
+sysd-rules-force = FORCE
+FORCE:
+endif
+$(common-objpfx)sysd-rules: $(common-objpfx)config.make $(..)Makerules \
+ $(sysdep-makefiles) $(sysd-rules-force)
+ -@rm -f $@T
+ (echo 'sysd-rules-sysdirs := $(config-sysdirs)'; \
+ for dir in $(config-sysdirs); do \
+ case "$$dir" in \
+ /*) ;; \
+ *) dir="\$$(..)$$dir" ;; \
+ esac; \
+ asm='.S .s'; \
+ $(check-inhibit-asm) \
+ for o in $(all-object-suffixes); do \
+ set $(subst :, ,$(sysd-rules-patterns)); \
+ while [ $$# -ge 2 ]; do \
+ t=$$1; shift; \
+ d=$$1; shift; \
+ v=$${t%%%}; [ x"$$v" = x ] || v="\$$($${v}CPPFLAGS)"; \
+ for s in $$asm .c; do \
+ echo "\$$(objpfx)$$t$$o: $$dir/$$d$$s \$$(before-compile)"; \
+ echo " \$$(compile-command$$s) $$v"; \
+ done; \
+ done; \
+ done; \
+ echo "\$$(inst_includedir)/%.h: $$dir/%.h \$$(+force)"; \
+ echo " \$$(do-install)"; \
+ done; \
+ echo 'sysd-rules-done = t') > $@T
+ mv -f $@T $@
+
+ifndef sysd-rules-done
+# Don't do deps until this exists, because it provides rules to make the deps.
+no_deps=t
+endif
+
+define o-iterator-doit
+$(objpfx)%$o: %.S $(before-compile); $$(compile-command.S)
+endef
+object-suffixes-left := $(all-object-suffixes)
+include $(o-iterator)
+
+define o-iterator-doit
+$(objpfx)%$o: %.s $(before-compile); $$(compile-command.s)
+endef
+object-suffixes-left := $(all-object-suffixes)
+include $(o-iterator)
+
+define o-iterator-doit
+$(objpfx)%$o: %.c $(before-compile); $$(compile-command.c)
+endef
+object-suffixes-left := $(all-object-suffixes)
+include $(o-iterator)
+
+define o-iterator-doit
+$(objpfx)%$o: %.cc $(before-compile); $$(compile-command.cc)
+endef
+object-suffixes-left := $(all-object-suffixes)
+include $(o-iterator)
+
+# Omit the objpfx rules when building in the source tree, because
+# objpfx is empty and so these rules just override the ones above.
+ifdef objpfx
+# Define first rules to find the source files in $(objpfx).
+# Generated source files will end up there.
+define o-iterator-doit
+$(objpfx)%$o: $(objpfx)%.S $(before-compile); $$(compile-command.S)
+endef
+object-suffixes-left := $(all-object-suffixes)
+include $(o-iterator)
+
+define o-iterator-doit
+$(objpfx)%$o: $(objpfx)%.s $(before-compile); $$(compile-command.s)
+endef
+object-suffixes-left := $(all-object-suffixes)
+include $(o-iterator)
+
+define o-iterator-doit
+$(objpfx)%$o: $(objpfx)%.c $(before-compile); $$(compile-command.c)
+endef
+object-suffixes-left := $(all-object-suffixes)
+include $(o-iterator)
+endif
+
+# Generate version maps, but wait until sysdep-subdirs is known
+ifeq ($(sysd-sorted-done),t)
+ifeq ($(versioning),yes)
+-include $(common-objpfx)sysd-versions
+$(addprefix $(common-objpfx),$(version-maps)): $(common-objpfx)sysd-versions
+common-generated += $(version-maps)
+postclean-generated += sysd-versions Versions.all abi-versions.h \
+ Versions.def.v.i Versions.def.v Versions.v.i Versions.v
+
+ifndef avoid-generated
+ifneq ($(sysd-versions-subdirs),$(sorted-subdirs) $(config-sysdirs))
+sysd-versions-force = FORCE
+FORCE:
+endif
+# See %.v/%.v.i implicit rules in Makeconfig.
+$(common-objpfx)Versions.def.v.i: $(..)Versions.def \
+ $(wildcard $(add-ons:%=$(..)%/Versions.def))
+$(common-objpfx)Versions.all: $(..)scripts/firstversions.awk \
+ $(common-objpfx)soversions.i \
+ $(common-objpfx)Versions.def.v
+ { while read which lib version setname; do \
+ test x"$$which" = xDEFAULT || continue; \
+ test -z "$$setname" || echo "$$lib : $$setname"; \
+ done < $(word 2,$^); \
+ cat $(word 3,$^); \
+ } | LC_ALL=C $(AWK) -f $< > $@T
+ mv -f $@T $@
+# See %.v/%.v.i implicit rules in Makeconfig.
+$(common-objpfx)Versions.v.i: $(wildcard $(subdirs:%=$(..)%/Versions)) \
+ $(wildcard $(sysdirs:%=%/Versions)) \
+ $(common-objpfx)abi-versions.h \
+ $(sysd-versions-force)
+$(common-objpfx)sysd-versions: $(common-objpfx)Versions.all \
+ $(common-objpfx)Versions.v \
+ $(..)scripts/versions.awk
+ ( echo 'sysd-versions-subdirs = $(subdirs) $(config-sysdirs)' ; \
+ cat $(word 2,$^) \
+ | LC_ALL=C $(AWK) -v buildroot=$(common-objpfx) -v defsfile=$< \
+ -v move_if_change='$(move-if-change)' \
+ -f $(word 3,$^); \
+ ) > $@T
+ mv -f $@T $@
+endif # avoid-generated
+endif # $(versioning) = yes
+endif # sysd-sorted-done
+
+# Generate .dT files as we compile.
+compile-mkdep-flags = -MD -MP -MF $@.dt -MT $@
+compile-command.S = $(compile.S) $(OUTPUT_OPTION) $(compile-mkdep-flags)
+compile-command.s = $(COMPILE.s) $< $(OUTPUT_OPTION) $(compile-mkdep-flags)
+compile-command.c = $(compile.c) $(OUTPUT_OPTION) $(compile-mkdep-flags)
+compile-command.cc = $(compile.cc) $(OUTPUT_OPTION) $(compile-mkdep-flags)
+
+# GCC can grok options after the file name, and it looks nicer that way.
+compile.c = $(CC) $< -c $(CFLAGS) $(CPPFLAGS)
+compile.cc = $(CXX) $< -c $(CXXFLAGS) $(CPPFLAGS)
+compile.S = $(CC) $< -c $(CPPFLAGS) $(S-CPPFLAGS) \
+ $(ASFLAGS) $(ASFLAGS-$(suffix $@))
+COMPILE.S = $(CC) -c $(CPPFLAGS) $(S-CPPFLAGS) \
+ $(ASFLAGS) $(ASFLAGS-$(suffix $@))
+COMPILE.s = $(filter-out -pipe,$(CC)) -c $(ASFLAGS)
+
+# We need this for the output to go in the right place. It will default to
+# empty if make was configured to work with a cc that can't grok -c and -o
+# together. You can't compile the C library with such a compiler.
+OUTPUT_OPTION = -o $@
+
+# We need the $(CFLAGS) to be in there to have the right predefines during
+# the dependency run for C sources. But having it for assembly sources can
+# get the wrong predefines.
+S-CPPFLAGS = -DASSEMBLER $(asm-CPPFLAGS)
+
+define +make-deps
+$(make-target-directory)
+$(+mkdep) $< $(if $(filter %.c,$<),$(CFLAGS)) \
+ $(CPPFLAGS) $($(patsubst .%,%,$(suffix $(<F)))-CPPFLAGS) | sed -e\
+'s,$(subst .,\.,$(@F:.d=.o)),$(foreach o,$(all-object-suffixes),$(@:.d=$o)) $@,' \
+$(sed-remove-objpfx) $(sed-remove-dotdot) > $(@:.d=.T)
+mv -f $(@:.d=.T) $@ $(generate-md5)
+endef
+
+ifneq (,$(objpfx))
+# Continuation lines here are dangerous because they introduce spaces!
+define sed-remove-objpfx
+-e 's@ $(subst .,\.,$(subst @,\@,$(common-objpfx)))@ $$(common-objpfx)@g' \
+-e 's@^$(subst .,\.,$(subst @,\@,$(common-objpfx)))@$$(common-objpfx)@g'
+endef
+endif
+\f
+# Modify the list of routines we build for different targets
+
+ifeq (yesyes,$(build-shared)$(elf))
+ifndef libc.so-version
+# Undefine this because it can't work when we libc.so is unversioned.
+static-only-routines =
+endif
+endif
+
+# Bounded pointer thunks are only built for *.ob
+elide-bp-thunks = $(addprefix $(bppfx),$(bp-thunks))
+
+elide-routines.oS += $(filter-out $(static-only-routines),\
+ $(routines) $(aux) $(sysdep_routines)) \
+ $(elide-bp-thunks)
+elide-routines.os += $(static-only-routines) $(elide-bp-thunks)
+
+# If we have versioned code we don't need the old versions in any of the
+# static libraries.
+elide-routines.o += $(shared-only-routines) $(elide-bp-thunks)
+elide-routines.op += $(shared-only-routines) $(elide-bp-thunks)
+elide-routines.og += $(shared-only-routines) $(elide-bp-thunks)
+elide-routines.ob += $(shared-only-routines)
+\f
+# Shared library building.
+
+ifeq (yes,$(build-shared))
+
+# Reference map file only when versioning is selected and a map file name
+# is given.
+ifeq ($(versioning),yes)
+map-file = $(firstword $($(@F:.so=-map)) \
+ $(addprefix $(common-objpfx), \
+ $(filter $(@F:.so=.map),$(version-maps))))
+load-map-file = $(map-file:%=-Wl,--version-script=%)
+endif
+
+# Pattern rule to build a shared object from an archive of PIC objects.
+# This must come after the installation rules so Make doesn't try to
+# build shared libraries in place from the installed *_pic.a files.
+# $(LDLIBS-%.so) may contain -l switches to generate run-time dependencies
+# on other shared objects.
+lib%.so: lib%_pic.a $(+preinit) $(+postinit) $(+interp)
+ifneq (,$(findstring aix,$(config-os)))
+ (echo '#!'; \
+ dump -g $< | sed '1,6d' | cut -f2 | sort | uniq) > $(<:a=exp)
+endif
+ $(build-shlib)
+
+ifeq ($(elf),yes)
+define build-shlib-helper
+$(LINK.o) -shared $(static-libgcc) -Wl,-O1 $(sysdep-LDFLAGS) \
+ $(if $($(@F)-no-z-defs)$(no-z-defs),,-Wl,-z,defs) $(config-LDFLAGS) \
+ $(extra-B-$(@F:lib%.so=%).so) -B$(csu-objpfx) \
+ $(extra-B-$(@F:lib%.so=%).so) $(load-map-file) \
+ -Wl,-soname=lib$(libprefix)$(@F:lib%.so=%).so$($(@F)-version) \
+ $(LDFLAGS.so) $(LDFLAGS-$(@F:lib%.so=%).so) \
+ -L$(subst :, -L,$(rpath-link)) -Wl,-rpath-link=$(rpath-link)
+endef
+else
+ifneq (,$(findstring aix,$(config-os)))
+define build-shlib-helper
+$(LINK.o) -Wl,-G,-bM:SRE,-bnoentry,-bE:$(<:a=exp) \
+ $(sysdep-LDFLAGS) $(config-LDFLAGS) $(extra-B-$(@F:lib%.so=%).so) \
+ $(extra-B-$(@F:lib%.so=%).so) $(load-map-file) \
+ $(LDFLAGS.so) $(LDFLAGS-$(@F:lib%.so=%).so) \
+ -L$(subst :, -L,$(rpath-link))
+endef
+else
+endif
+endif
+
+ifeq (yes,$(elf))
+# binutils only position loadable notes into the first page for binaries,
+# not for shared objects
+$(common-objpfx)shlib.lds: $(common-objpfx)config.make $(..)Makerules
+ $(LINK.o) -shared -Wl,-O1 \
+ -nostdlib -nostartfiles \
+ $(sysdep-LDFLAGS) $(config-LDFLAGS) $(LDFLAGS.so) \
+ -Wl,--verbose 2>&1 | \
+ sed > $@T \
+ -e '/^=========/,/^=========/!d;/^=========/d' \
+ $(if $(filter yes,$(have-hash-style)), \
+ -e 's/^.*\.gnu\.hash[ ]*:.*$$/ .note.ABI-tag : { *(.note.ABI-tag) } &/' \
+ -e '/^[ ]*\.hash[ ]*:.*$$/{h;d;}' \
+ -e '/DATA_SEGMENT_ALIGN/{H;g}' \
+ , \
+ -e 's/^.*\.hash[ ]*:.*$$/ .note.ABI-tag : { *(.note.ABI-tag) } &/' \
+ ) \
+ -e 's/^.*\*(\.dynbss).*$$/& \
+ PROVIDE(__start___libc_freeres_ptrs = .); \
+ *(__libc_freeres_ptrs) \
+ PROVIDE(__stop___libc_freeres_ptrs = .);/'\
+ -e 's@^.*\*(\.jcr).*$$@& \
+ PROVIDE(__start___libc_subfreeres = .);\
+ __libc_subfreeres : { *(__libc_subfreeres) }\
+ PROVIDE(__stop___libc_subfreeres = .);\
+ PROVIDE(__start___libc_atexit = .);\
+ __libc_atexit : { *(__libc_atexit) }\
+ PROVIDE(__stop___libc_atexit = .);\
+ PROVIDE(__start___libc_thread_subfreeres = .);\
+ __libc_thread_subfreeres : { *(__libc_thread_subfreeres) }\
+ PROVIDE(__stop___libc_thread_subfreeres = .);\
+ /DISCARD/ : { *(.gnu.glibc-stub.*) }@'
+ mv -f $@T $@
+common-generated += shlib.lds
+
+define build-shlib
+$(build-shlib-helper) -o $@ -T $(common-objpfx)shlib.lds \
+ $(csu-objpfx)abi-note.o $(build-shlib-objlist)
+endef
+else
+ifneq (,$(findstring aix,$(config-os)))
+define build-shlib
+$(build-shlib-helper) \
+ -o $@ \
+ $(filter-out $(map-file) $(+preinit) $(+postinit),$^) \
+ $(no-whole-archive) $(LDLIBS-$(@F:lib%.so=%).so)
+endef
+define build-shlib
+$(build-shlib-helper) \
+ $(build-shlib-objlist)
+endef
+endif
+endif
+
+ifneq (,$(findstring aix,$(config-os)))
+define build-module-helper
+$(LINK.o) -Wl,-G -Wl,-bM:SRE -Wl,-bnoentry -Wl,-bexpall \
+ $(sysdep-LDFLAGS) $(config-LDFLAGS) \
+ $(load-map-file) \
+ $(LDFLAGS.so) $(LDFLAGS-$(@F:%.so=%).so) \
+ -L$(subst :, -L,$(rpath-link)) -Wl,-L=$(rpath-link)
+endef
+else
+define build-module-helper
+$(LINK.o) -shared $(static-libgcc) $(sysdep-LDFLAGS) $(config-LDFLAGS) \
+ $(if $($(@F)-no-z-defs)$(no-z-defs),,-Wl,-z,defs) \
+ -B$(csu-objpfx) $(load-map-file) \
+ $(LDFLAGS.so) $(LDFLAGS-$(@F:%.so=%).so) \
+ -L$(subst :, -L,$(rpath-link)) -Wl,-rpath-link=$(rpath-link)
+endef
+endif
+
+# This macro is similar to build-shlib but it does not define a soname
+# and it does not depend on the destination name to start with `lib'.
+ifeq (yes,$(elf))
+# binutils only position loadable notes into the first page for binaries,
+# not for shared objects
+define build-module
+$(build-module-helper) -o $@ -T $(common-objpfx)shlib.lds \
+ $(csu-objpfx)abi-note.o $(build-module-objlist)
+endef
+define build-module-asneeded
+$(build-module-helper) -o $@ -T $(common-objpfx)shlib.lds \
+ $(csu-objpfx)abi-note.o \
+ -Wl,--as-needed $(build-module-objlist) -Wl,--no-as-needed
+endef
+else
+ifneq (,$(findstring aix,$(config-os)))
+define build-module
+$(build-module-helper) \
+ -o $@ \
+ $(filter-out $(map-file) $(+preinit) $(+postinit),$^) \
+ $(no-whole-archive) $(LDLIBS-$(@F:%.so=%).so)
+endef
+else
+define build-module
+define build-module
+$(build-module-helper) \
+ -o $@ \
+ $(build-module-objlist)
+endef
+endif
+endif
+
+build-module-helper-objlist = \
+ $(patsubst %_pic.a,$(whole-archive) %_pic.a $(no-whole-archive),\
+ $(filter-out %.lds $(map-file) $(+preinit) $(+postinit),$^))
+whole-archive := -Wl,--whole-archive
+
+build-module-objlist = $(build-module-helper-objlist) $(LDLIBS-$(@F:%.so=%).so)
+build-shlib-objlist = $(build-module-helper-objlist) \
+ $(LDLIBS-$(@F:lib%.so=%).so)
+
+# Don't try to use -lc when making libc.so itself.
+# Also omits crti.o and crtn.o, which we do not want
+# since we define our own `.init' section specially.
+LDFLAGS-c.so = -nostdlib -nostartfiles
+# But we still want to link libc.so against $(libc.so-gnulib).
+LDLIBS-c.so += $(libc.so-gnulib)
+# Give libc.so an entry point and make it directly runnable itself.
+LDFLAGS-c.so += -e __libc_main
+# If lazy relocation is disabled add the -z now flag.
+ifeq ($(bind-now),yes)
+LDFLAGS-c.so += -Wl,-z,now
+endif
+# Pre-link the objects of libc_pic.a so that we can locally resolve
+# COMMON symbols before we link against ld.so. This is because ld.so
+# contains some of libc_pic.a already, which will prevent the COMMONs
+# from being allocated in libc.so, which introduces evil dependencies
+# between libc.so and ld.so, which can make it impossible to upgrade.
+ifeq ($(elf),yes)
+$(common-objpfx)libc_pic.os: $(common-objpfx)libc_pic.a
+ $(LINK.o) -nostdlib -nostartfiles -r -o $@ \
+ $(LDFLAGS-c_pic.os) -Wl,-d -Wl,--whole-archive $^
+# Use our own special initializer and finalizer files for libc.so.
+$(common-objpfx)libc.so: $(elfobjdir)/soinit.os \
+ $(common-objpfx)libc_pic.os \
+ $(elfobjdir)/sofini.os \
+ $(elfobjdir)/interp.os $(elfobjdir)/ld.so \
+ $(common-objpfx)shlib.lds
+ $(build-shlib)
+ifeq ($(versioning),yes)
+$(common-objpfx)libc.so: $(common-objpfx)libc.map
+endif
+common-generated += libc.so libc_pic.os
+ifdef libc.so-version
+$(common-objpfx)libc.so$(libc.so-version): $(common-objpfx)libc.so
+ $(make-link)
+common-generated += libc.so$(libc.so-version)
+endif
+endif
+else
+ifneq (,$(findstring aix,$(config-os)))
+$(common-objpfx)libc.so: $(common-objpfx)libc_pic.a
+ @rm -f $@
+ (echo '#!'; \
+ dump -g $^ | sed '1,6d' | cut -f2 | sort | uniq) > $(^:a=exp)
+ sed '/__mulh/d;/__mull/d;/__divss/d;/__divus/d;/__quoss/d;/__quous/d' \
+ /lib/syscalls.exp > $(common-objpfx)syscalls.exp
+ $(LINK.o) -G -bM:SRE -bnoentry -bE:$(^:a=exp) \
+ -bE:$(common-objpfx)syscalls.exp \
+ -bI:$(common-objpfx)syscalls.exp \
+ -L$(common-objpfx) -o $@ $^
+# AIX runtime ld wants libc.so to be libc.a(shr.o) hardwired
+ cp $@ $(common-objpfx)shr.o
+ $(AR) $(ARFLAGS) $(common-objpfx)libc.a $(common-objpfx)shr.o
+endif
+endif
+\f
+# Figure out the source filenames in this directory.
+
+override sources := $(addsuffix .c,\
+ $(filter-out $(elided-routines),\
+ $(routines) $(aux) \
+ $(sysdep_routines)))
+sysdep_routines := $(sysdep_routines)
+
+headers := $(headers) $(sysdep_headers)
+
+# This is the list of all object files, gotten by
+# replacing every ".c" in `sources' with a ".o".
+# We also add bounded-pointer thunks, which are later
+# elided for all suffixes except for `.ob'.
+override objects := $(addprefix $(objpfx),$(sources:.c=.o) \
+ $(patsubst %,$(bppfx)%.o,\
+ $(filter $(routines) $(sysdep_routines),$(bp-thunks))))
+
+
+# The makefile may define $(extra-libs) with `libfoo libbar'
+# to build libfoo.a et al from the modules listed in $(libfoo-routines).
+ifdef extra-libs
+# extra-lib.mk is included once for each extra lib to define rules
+# to build it, and to add its objects to the various variables.
+# During its evaluation, $(lib) is set to the name of the library.
+extra-libs-left := $(extra-libs)
+include $(patsubst %,$(..)extra-lib.mk,$(extra-libs))
+endif
+
+
+# The makefile may define $(modules-names) to build additional modules.
+# These are built with $(build-module), except any in $(modules-names-nobuild).
+ifdef modules-names
+# extra-lib.mk is included once for each extra lib to define rules
+# to build it, and to add its objects to the various variables.
+# During its evaluation, $(lib) is set to the name of the library.
+extra-modules-left := $(modules-names)
+include $(patsubst %,$(..)extra-modules.mk,$(modules-names))
+
+extra-modules-build := $(filter-out $(modules-names-nobuild),$(modules-names))
+$(extra-modules-build:%=$(objpfx)%.so): $(objpfx)%.so: \
+ $(objpfx)%.os $(common-objpfx)shlib.lds \
+ $(common-objpfx)libc.so $(common-objpfx)libc_nonshared.a
+ $(build-module)
+endif
+\f
++depfiles := $(sources:.c=.d) \
+ $(patsubst %.o,%.d,$(filter %.o,$(extra-objs:.os=.o))) \
+ $(patsubst %.o,%.d,$(filter %.o,$(extra-test-objs:.os=.o))) \
+ $(addsuffix .d,$(tests) $(xtests) $(test-srcs))
+ifeq ($(build-programs),yes)
++depfiles += $(addsuffix .d,$(others) $(sysdep-others))
+endif
++depfiles := $(addprefix $(objpfx),\
+ $(filter-out $(addsuffix .d,$(omit-deps)),\
+ $(+depfiles)))
+all-dt-files := $(foreach o,$(object-suffixes-for-libc),$(+depfiles:.d=$o.dt))
++depfiles := $(patsubst %.dt,%.d,$(wildcard $(all-dt-files))) \
+ $(wildcard $(all-dt-files:.dt=.d))
+
+# This is a funny rule in that it removes its input file.
+%.d: %.dt
+ @sed $(sed-remove-objpfx) $< > $(@:.d=.T) && \
+ mv -f $(@:.d=.T) $@ && \
+ rm -f $<
+
+# Avoid the .h.d files for any .sym files whose .h files don't exist yet.
+# They will be generated when they're needed, and trying too early won't work.
++gen-as-const := $(gen-as-const-headers:%.sym=$(common-objpfx)%.h)
++depfiles += $(addsuffix .d,$(filter $(wildcard $(+gen-as-const)),\
+ $(+gen-as-const)))
+
+ifdef +depfiles
+ifneq ($(no_deps),t)
+-include $(+depfiles)
+endif
+endif
+\f\f
+# Maximize efficiency by minimizing the number of rules.
+.SUFFIXES: # Clear the suffix list. We don't use suffix rules.
+# Don't define any builtin rules.
+MAKEFLAGS := $(MAKEFLAGS)r
+
+# Generic rule for making directories.
+%/:
+# mkdir isn't smart enough to strip a trailing /.
+# We always require a mkdir which supports the -p option to avoid error
+# messages in case of races.
+ mkdir -p $(@:%/=%)
+\f
+# Make sure that object files are not removed
+# when they are intermediates between sources and library members.
+.PRECIOUS: $(addprefix $(objpfx)%,$(all-object-suffixes))
+
+# Make sure that the parent library archive is never removed.
+.PRECIOUS: $(foreach l,$(libtypes),$(patsubst %,$(common-objpfx)$l,c))
+\f
+# Use the verbose option of ar and tar when not running silently.
+ifeq "$(findstring s,$(MAKEFLAGS))" "" # if not -s
+verbose := v
+else # -s
+verbose :=
+endif # not -s
+
+ARFLAGS := r$(verbose)
+CREATE_ARFLAGS := cru$(verbose)
+\f
+# This makes all the object files in the parent library archive.
+
+.PHONY: lib lib-noranlib
+lib: lib-noranlib $(foreach l,$(libtypes),$(patsubst %,$(common-objpfx)$l,c))
+lib-noranlib: libobjs
+
+# For object-suffix $o, the list of objects with that suffix.
+# Makefiles can define `elide-routines.so = foo' to leave foo.so out.
+o-objects = $(patsubst %.o,%$o,$(filter-out $(patsubst %,$(objpfx)%.o,\
+ $(elide-routines$o)),\
+ $(objects))) \
+ $(addprefix $(objpfx),$(o-objects$o))
+
+others: $(addprefix $(objpfx),$(install-lib))
+
+ifndef objects
+
+# Create the stamp$o files to keep the parent makefile happy.
+subdir_lib: $(foreach o,$(object-suffixes-for-libc),$(objpfx)stamp$o)
+$(foreach o,$(object-suffixes-for-libc),$(objpfx)stamp$o):
+ $(make-target-directory)
+ rm -f $@; > $@
+else
+
+# Define explicit rules to update each $(objpfx)stamp.SUFFIX
+# timestamp file; these rules (one explicit rule is generated for each
+# object suffix) write a list of objects to update in the stamp file.
+# The parent will then actually add them all to the archive in the
+# archive rule, below.
+define o-iterator-doit
+$(objpfx)stamp$o: $(o-objects); $$(do-stamp)
+endef
+define do-stamp
+$(make-target-directory)
+echo '$(patsubst $(objpfx)%,$(addsuffix /,$(subdir))%,$^)' > $@T
+mv -f $@T $@
+endef
+object-suffixes-left := $(object-suffixes-for-libc)
+include $(o-iterator)
+
+endif
+
+# Now define explicit rules to build the library archives; these depend
+# on the stamp files built above.
+define o-iterator-doit
+$(common-objpfx)$(patsubst %,$(libtype$o),c): \
+ $(subdirs-stamp-o) $(common-objpfx)stamp$o; $$(do-makelib)
+endef
+define do-makelib
+cd $(common-objdir) && \
+$(AR) $(CREATE_ARFLAGS) $(@F) `cat $(patsubst $(common-objpfx)%,%,$^)`
+$(RANLIB) $@
+endef
+subdirs-stamps := $(foreach d,$(subdirs),$(common-objpfx)$d/stamp%)
+subdirs-stamp-o = $(subst %,$o,$(subdirs-stamps))
+ifndef subdir
+$(subdirs-stamps): subdir_lib;
+endif
+object-suffixes-left = $(object-suffixes-for-libc)
+include $(o-iterator)
+
+
+# This makes all the object files.
+.PHONY: objects objs libobjs extra-objs
+objects objs: libobjs extra-objs
+libobjs: $(foreach o,$(object-suffixes-for-libc),$(objpfx)stamp$o)
+extra-objs: $(addprefix $(objpfx),$(extra-objs))
+
+# Canned sequence for building an extra library archive.
+define build-extra-lib
+$(patsubst %/,cd % &&,$(objpfx)) \
+$(AR) $(CREATE_ARFLAGS) $(@:$(objpfx)%=%) \
+ $(patsubst $(objpfx)%,%,$^)
+$(RANLIB) $@
+endef
+\f
+# Installation.
+
+.PHONY: force-install
+force-install:
+
+# $(install-lib) are installed from the object directory into $(libdir);
+# files in $(install-lib) matching `lib%.a' are ranlib'd after installation
+# unless they also appear in $(non-lib.a). $(install-data) are installed as
+# they are into $(datadir). $(headers) are installed as they are in
+# $(includedir). $(install-bin), $(install-bin-script) and $(install-sbin)
+# are installed from the object directory into $(bindir), $(bindir) and
+# $(sbindir), respectively. $(install-others) and $(install-others-programs)
+# are absolute path names of files to install; rules to install them are
+# defined elsewhere.
+
+# The simple library name to install libc.a under.
+# This could be defined by a sysdep Makefile.
+ifndef libc-name
+libc-name := c
+endif
+
+define do-install
+$(make-target-directory)
+$(INSTALL_DATA) $< $@
+endef
+
+# Make the target directory if it doesn't exist, using the `mkinstalldirs'
+# script that does `mkdir -p' even if `mkdir' doesn't support that flag.
+define make-target-directory
+$(addprefix $(..)./scripts/mkinstalldirs ,\
+ $(filter-out $(wildcard $(@D:%/=%)),$(@D:%/=%)))
+endef
+
+# Any directory (parent or subdir) should install libc.a; this way
+# "make install" in a subdir is guaranteed to install everything it changes.
+installed-libcs := $(foreach o,$(filter-out .os,$(object-suffixes-for-libc)),\
+ $(inst_libdir)/$(patsubst %,$(libtype$o),\
+ $(libprefix)$(libc-name)))
+install: $(installed-libcs)
+$(installed-libcs): $(inst_libdir)/lib$(libprefix)%: lib $(+force)
+ $(make-target-directory)
+ $(INSTALL_DATA) $(common-objpfx)lib$(*:$(libc-name)%=c%) $@
+# Running ranlib after installing makes the __.SYMDEF time stamp up to
+# date, which avoids messages from some linkers.
+ $(RANLIB) $@
+
+define do-install-program
+$(make-target-directory)
+$(INSTALL_PROGRAM) $< $@.new
+mv -f $@.new $@
+endef
+
+define do-install-script
+$(make-target-directory)
+$(INSTALL_SCRIPT) $< $@.new
+mv -f $@.new $@
+endef
+
+install-lib.so := $(filter %.so,$(install-lib:%_pic.a=%.so))
+install-lib := $(filter-out %.so %_pic.a,$(install-lib))
+
+ifeq (yes,$(build-shared))
+# Find which .so's have versions.
+versioned := $(strip $(foreach so,$(install-lib.so),\
+ $(patsubst %,$(so),$($(so)-version))))
+
+install-lib.so-versioned := $(filter $(versioned), $(install-lib.so))
+install-lib.so-unversioned := $(filter-out $(versioned), $(install-lib.so))
+
+# For versioned libraries, we install three files:
+# $(inst_libdir)/libfoo.so -- for linking, symlink or ld script
+# $(inst_slibdir)/libfoo.so.NN -- for loading by SONAME, symlink
+# $(inst_slibdir)/libfoo-X.Y.Z.so -- the real shared object file
+V := $(firstword $($(subdir)-version) $(version))
+install-lib-nosubdir: $(install-lib.so-unversioned:%=$(inst_slibdir)/%) \
+ $(foreach L,$(install-lib.so-versioned),\
+ $(inst_libdir)/$L \
+ $(inst_slibdir)/$(L:.so=)-$V.so \
+ $(inst_slibdir)/$L$($L-version))
+
+# Install all the unversioned shared libraries.
+$(install-lib.so-unversioned:%=$(inst_slibdir)/%): $(inst_slibdir)/%.so: \
+ $(objpfx)%.so $(+force)
+ $(do-install-program)
+
+ifneq ($(findstring -s,$(LN_S)),)
+define make-link
+rm -f $@.new
+$(SHELL) $(..)scripts/rellns-sh $< $@.new
+mv -f $@.new $@
+endef
+else
+# If we have no symbolic links don't bother with rellns-sh.
+define make-link
+rm -f $@.new
+$(LN_S) $< $@.new
+mv -f $@.new $@
+endef
+endif
+
+ifeq (yes,$(build-shared))
+ifeq (no,$(cross-compiling))
+symbolic-link-prog := $(common-objpfx)elf/sln
+symbolic-link-list := $(common-objpfx)elf/symlink.list
+define make-shlib-link
+echo $(<F) $@ >> $(symbolic-link-list)
+endef
+else # cross-compiling
+# We need a definition that can be used by elf/Makefile's install rules.
+symbolic-link-prog = $(LN_S)
+endif
+endif
+ifndef make-shlib-link
+define make-shlib-link
+rm -f $@
+$(LN_S) $(<F) $@
+endef
+endif
+
+ifdef libc.so-version
+# For a library specified to be version N, install three files:
+# libc.so -> libc.so.N (e.g. libc.so.6)
+# libc.so.6 -> libc-VERSION.so (e.g. libc-1.10.so)
+
+$(inst_slibdir)/libc.so$(libc.so-version): $(inst_slibdir)/libc-$(version).so \
+ $(+force)
+ $(make-shlib-link)
+$(inst_slibdir)/libc-$(version).so: $(common-objpfx)libc.so $(+force)
+ $(do-install-program)
+install: $(inst_slibdir)/libc.so$(libc.so-version)
+
+# This fragment of linker script gives the OUTPUT_FORMAT statement
+# for the configuration we are building. We put this statement into
+# the linker scripts we install for -lc et al so that they will not be
+# used by a link for a different format on a multi-architecture system.
+$(common-objpfx)format.lds: $(..)scripts/output-format.sed \
+ $(common-objpfx)config.make \
+ $(common-objpfx)config.h $(..)Makerules
+ $(LINK.o) -shared $(sysdep-LDFLAGS) $(config-LDFLAGS) $(LDFLAGS.so) \
+ -x c /dev/null -o $@.so -Wl,--verbose -v 2>&1 \
+ | sed -n -f $< > $@.new
+ rm -f $@.so
+ mv -f $@.new $@
+common-generated += format.lds
+
+ifndef subdir
+# What we install as libc.so for programs to link against is in fact a
+# link script. It contains references for the various libraries we need.
+# The libc.so object is not complete since some functions are only defined
+# in libc_nonshared.a.
+# We need to use absolute paths since otherwise local copies (if they exist)
+# of the files are taken by the linker.
+install: $(inst_libdir)/libc.so
+$(inst_libdir)/libc.so: $(common-objpfx)format.lds \
+ $(common-objpfx)libc.so$(libc.so-version) \
+ $(inst_libdir)/$(patsubst %,$(libtype.oS),\
+ $(libprefix)$(libc-name)) \
+ $(+force)
+ (echo '/* GNU ld script';\
+ echo ' Use the shared library, but some functions are only in';\
+ echo ' the static library, so try that secondarily. */';\
+ cat $<; \
+ echo 'GROUP ( $(slibdir)/libc.so$(libc.so-version)' \
+ '$(libdir)/$(patsubst %,$(libtype.oS),$(libprefix)$(libc-name))'\
+ ' AS_NEEDED (' $(slibdir)/$(rtld-installed-name) ') )' \
+ ) > $@.new
+ mv -f $@.new $@
+
+endif
+
+else
+install: $(inst_slibdir)/libc.so
+$(inst_slibdir)/libc.so: $(common-objpfx)libc.so $(+force)
+ $(do-install-program)
+endif
+
+ifneq (,$(versioned))
+# Produce three sets of rules as above for all the smaller versioned libraries.
+
+define o-iterator-doit
+$(inst_libdir)/$o: $(inst_slibdir)/$o$($o-version) $(+force); $$(make-link)
+endef
+object-suffixes-left := $(filter-out $(install-lib-ldscripts),$(versioned))
+ifneq (,$(object-suffixes-left))
+include $(o-iterator)
+endif
+
+# Make symlinks in the build directory, because the versioned names might
+# be referenced by a DT_NEEDED in another library.
+define o-iterator-doit
+$(objpfx)$o$($o-version): $(objpfx)$o; $$(make-link)
+endef
+object-suffixes-left := $(versioned)
+include $(o-iterator)
+
+generated += $(foreach o,$(versioned),$o$($o-version))
+
+ifeq (,$($(subdir)-version))
+define o-iterator-doit
+$(inst_slibdir)/$o$($o-version): $(inst_slibdir)/$(o:.so=)-$(version).so \
+ $(+force);
+ $$(make-shlib-link)
+endef
+object-suffixes-left := $(versioned)
+include $(o-iterator)
+
+define o-iterator-doit
+$(inst_slibdir)/$(o:.so=)-$(version).so: $(objpfx)$o $(+force);
+ $$(do-install-program)
+endef
+object-suffixes-left := $(versioned)
+include $(o-iterator)
+else
+define o-iterator-doit
+$(inst_slibdir)/$o$($o-version): \
+ $(inst_slibdir)/$(o:.so=)-$($(subdir)-version).so $(+force);
+ $$(make-shlib-link)
+endef
+object-suffixes-left := $(versioned)
+include $(o-iterator)
+
+define o-iterator-doit
+$(inst_slibdir)/$(o:.so=)-$($(subdir)-version).so: $(objpfx)$o $(+force);
+ $$(do-install-program)
+endef
+object-suffixes-left := $(versioned)
+include $(o-iterator)
+endif
+endif
+
+define do-install-so
+$(do-install-program)
+$(patsubst %,ln -s -f $(@F) $(@D)/$(patsubst %$*.so,%,$(<F))$(libprefix)$*.so,\
+ $(filter-out %.so,$@))
+endef
+
+so-versions := $(sort $(foreach so,$(install-lib.so),.so$($(so)-version)))
+$(foreach v,$(so-versions),\
+ $(inst_slibdir)/lib$(libprefix)%$v): $(common-objpfx)lib%.so \
+ $(+force)
+ $(do-install-so)
+$(foreach v,$(so-versions),\
+ $(inst_slibdir)/$(libprefix)%$v): $(common-objpfx)%.so $(+force)
+ $(do-install-so)
+endif
+
+ifdef install-bin
+$(addprefix $(inst_bindir)/,$(install-bin)): \
+ $(inst_bindir)/%: $(objpfx)% $(+force)
+ $(do-install-program)
+endif
+ifdef install-bin-script
+$(addprefix $(inst_bindir)/,$(install-bin-script)): \
+ $(inst_bindir)/%: $(objpfx)% $(+force)
+ $(do-install-script)
+endif
+ifdef install-rootsbin
+$(addprefix $(inst_rootsbindir)/,$(install-rootsbin)): \
+ $(inst_rootsbindir)/%: $(objpfx)% $(+force)
+ $(do-install-program)
+endif
+ifdef install-sbin
+$(addprefix $(inst_sbindir)/,$(install-sbin)): \
+ $(inst_sbindir)/%: $(objpfx)% $(+force)
+ $(do-install-program)
+endif
+ifdef install-lib
+install-lib.a := $(filter lib%.a,$(install-lib))
+install-lib-non.a := $(filter-out lib%.a,$(install-lib))
+ifdef install-lib-non.a
+$(addprefix $(inst_libdir)/$(libprefix),$(install-lib-non.a)): \
+ $(inst_libdir)/$(libprefix)%: $(objpfx)% $(+force)
+ $(do-install)
+endif
+ifdef install-lib.a
+$(install-lib.a:lib%.a=$(inst_libdir)/lib$(libprefix)%.a): \
+ $(inst_libdir)/lib$(libprefix)%.a: $(objpfx)lib%.a $(+force)
+ $(do-install)
+ $(patsubst %,$(RANLIB) $@,$(filter-out $(non-lib.a),$(<F)))
+endif
+endif
+ifdef install-data
+$(addprefix $(inst_datadir)/,$(install-data)): $(inst_datadir)/%: % $(+force)
+ $(do-install)
+endif
+headers := $(strip $(headers))
+ifdef headers
+# This implicit rule installs headers from the source directory.
+# It may be ignored in preference to rules from sysd-rules to find
+# headers in the sysdeps tree.
+$(inst_includedir)/%.h: $(objpfx)%.h $(+force)
+ $(do-install)
+$(inst_includedir)/%.h: %.h $(+force)
+ $(do-install)
+$(inst_includedir)/%.h: $(..)include/%.h $(+force)
+ $(do-install)
+headers-nonh := $(filter-out %.h,$(headers))
+ifdef headers-nonh
+$(addprefix $(inst_includedir)/,$(headers-nonh)): $(inst_includedir)/%: \
+ % $(+force)
+ $(do-install)
+endif # headers-nonh
+endif # headers
+
+.PHONY: install-bin-nosubdir install-bin-script-nosubdir \
+ install-rootsbin-nosubdir install-sbin-nosubdir install-lib-nosubdir \
+ install-data-nosubdir install-headers-nosubdir
+install-bin-nosubdir: $(addprefix $(inst_bindir)/,$(install-bin))
+install-bin-script-nosubdir: $(addprefix $(inst_bindir)/,$(install-bin-script))
+install-rootsbin-nosubdir: \
+ $(addprefix $(inst_rootsbindir)/,$(install-rootsbin))
+install-sbin-nosubdir: $(addprefix $(inst_sbindir)/,$(install-sbin))
+install-lib-nosubdir: $(addprefix $(inst_libdir)/,\
+ $(patsubst lib%.a,lib$(libprefix)%.a,$(install-lib.a)) \
+ $(addprefix $(libprefix),$(install-lib-non.a)))
+install-data-nosubdir: $(addprefix $(inst_datadir)/,$(install-data))
+install-headers-nosubdir: $(addprefix $(inst_includedir)/,$(headers))
+install-others-nosubdir: $(install-others)
+install-others-programs-nosubdir: $(install-others-programs)
+
+# We need all the `-nosubdir' targets so that `install' in the parent
+# doesn't depend on several things which each iterate over the subdirs.
+# This rule makes `install-FOO' always use `install-FOO-nosubdir' as a
+# subroutine. Then in the parent `install-FOO' also causes subdir makes.
+install-%:: install-%-nosubdir ;
+
+.PHONY: install install-no-libc.a-nosubdir
+install-no-libc.a-nosubdir: install-headers-nosubdir install-data-nosubdir \
+ install-lib-nosubdir install-others-nosubdir
+ifeq ($(build-programs),yes)
+install-no-libc.a-nosubdir: install-bin-nosubdir install-bin-script-nosubdir \
+ install-rootsbin-nosubdir install-sbin-nosubdir \
+ install-others-programs-nosubdir
+endif
+install: install-no-libc.a-nosubdir
+\f
+# Command to compile $< in $(objdir) using the native libraries.
+define native-compile
+$(make-target-directory)
+$(patsubst %/,cd % &&,$(objpfx)) \
+$(BUILD_CC) $($(basename $(<F))-CFLAGS) $(ALL_BUILD_CFLAGS) \
+ $(firstword $(filter /%,$< $(shell pwd)/$<)) -o $(@F)
+endef
+
+# Command to compile $< in $(common-objdir) using the native libraries.
+# We must cd to $(objdir) anyway so that $(..)config.h is valid.
+define common-objdir-compile
+$(patsubst %/,cd % &&,$(objpfx)) \
+$(BUILD_CC) $($(basename $(<F))-CFLAGS) $(ALL_BUILD_CFLAGS) \
+ $(firstword $(filter /%,$< $(shell pwd)/$<)) -o $(..)$(@F)
+endef
+
+# We always want to use configuration definitions.
+# Note that this is only used for commands running in $(objpfx).
+ALL_BUILD_CFLAGS = $(BUILD_CFLAGS) -include $(..)config.h
+
+# Support the GNU standard name for this target.
+.PHONY: check
+check: tests
+# Special target to run tests which cannot be run unconditionally.
+# Maintainers should use this target.
+.PHONY: xcheck
+xcheck: xtests
+
+all-nonlib = $(strip $(tests) $(xtests) $(test-srcs) $(test-extras) $(others))
+ifneq (,$(all-nonlib))
+cpp-srcs-left = $(all-nonlib:=.c) $(all-nonlib:=.cc)
+lib := nonlib
+include $(patsubst %,$(..)cppflags-iterator.mk,$(cpp-srcs-left))
+endif
+
+# The include magic above causes those files to use this variable for flags.
+CPPFLAGS-nonlib = -DNOT_IN_libc=1
+
+
+ifeq ($(versioning),yes)
+# Generate normalized lists of symbols, versions, and data sizes.
+# This is handy for checking against existing library binaries.
+
+%.symlist: $(..)scripts/abilist.awk %.dynsym
+ LC_ALL=C $(AWK) -f $^ > $@T
+ mv -f $@T $@
+
+%.dynsym: %.so
+ $(OBJDUMP) --dynamic-syms $< > $@T
+ mv -f $@T $@
+
+check-abi-%: $(..)scripts/extract-abilist.awk $(common-objpfx)config.make \
+ $(..)abilist/%.abilist $(objpfx)%.symlist
+ $(check-abi)
+check-abi-%: $(..)scripts/extract-abilist.awk $(common-objpfx)config.make \
+ $(..)abilist/%.abilist $(common-objpfx)%.symlist
+ $(check-abi)
+define check-abi
+ LC_ALL=C \
+ $(AWK) -f $< -v 'config=$(check-abi-config)' \
+ $(patsubst %,-v 'lastversion=%',$($*-abi-frozen)) \
+ $(filter %.abilist,$^) \
+ | { diff -p -U 0 - $(filter %.symlist,$^) $(check-abi-warn) ; }
+endef
+ifeq ($(enable-check-abi),warn)
+check-abi-warn = || echo '*** WARNING: $*.so failed ABI check'
+endif
+
+ifeq ($(firstword $(sysd-sorted-done) f)$(firstword $(generating) f),tf)
+-include $(common-objpfx)tls.make
+config-tls := tls
+ifeq ($(use-thread),yes)
+config-tls := thread
+endif
+check-abi-config := \
+ $(config-machine)-$(config-vendor)-$(config-os)/$(config-tls)
+endif
+
+update-abi-%: $(..)scripts/merge-abilist.awk $(..)abilist/%.abilist \
+ $(objpfx)%.symlist
+ $(update-abi)
+update-abi-%: $(..)scripts/merge-abilist.awk $(..)abilist/%.abilist \
+ $(common-objpfx)%.symlist
+ $(update-abi)
+ifndef update-abi-config
+define update-abi
+ @echo 'Run $(MAKE) $@ update-abi-config=REGEXP'; exit 2
+endef
+else
+define update-abi
+LC_ALL=C $(AWK) -v config='$(update-abi-config)' -f $^ \
+ > $(..)abilist/$*.abilist.new
+@if cmp -s $(..)abilist/$*.abilist.new $(..)abilist/$*.abilist 2> /dev/null; \
+ then rm -f $(..)abilist/$*.abilist.new; \
+ echo '+++ $(..)abilist/$*.abilist is unchanged'; \
+ else mv -f $(..)abilist/$*.abilist.new $(..)abilist/$*.abilist; \
+ echo '*** Now check $*.abilist changes for correctness ***'; \
+ fi
+endef
+endif
+
+.PHONY: update-abi check-abi
+update-abi: $(patsubst %.so,update-abi-%,$(install-lib.so-versioned))
+check-abi: $(patsubst %.so,check-abi-%,$(install-lib.so-versioned))
+ifdef subdir
+subdir_check-abi: check-abi
+subdir_update-abi: update-abi
+else
+check-abi: subdir_check-abi
+update-abi: subdir_update-abi
+endif
+
+ifeq ($(subdir),elf)
+check-abi: check-abi-libc
+update-abi: update-abi-libc
+common-generated += libc.symlist
+endif
+
+ifeq ($(build-shared),yes)
+ifneq ($(enable-check-abi),no)
+ifdef subdir
+tests: check-abi
+endif
+endif
+endif
+
+endif
+
+# These will have been set by sysdeps/posix/Makefile.
+L_tmpnam ?= 1
+TMP_MAX ?= 0
+L_ctermid ?= 1
+L_cuserid ?= 1
+
+stdio_lim = $(common-objpfx)bits/stdio_lim.h
+
+$(stdio_lim:lim.h=%.h) $(stdio_lim:lim.h=%.d): $(stdio_lim:lim.h=%.st); @:
+$(stdio_lim:h=st): $(..)stdio-common/stdio_lim.h.in $(..)Rules \
+ $(common-objpfx)config.make
+ $(make-target-directory)
+ { echo '#include "$(..)posix/bits/posix1_lim.h"'; \
+ echo '#define _LIBC 1'; \
+ echo '#include "$(..)misc/sys/uio.h"'; } | \
+ $(CC) -E -dM -MD -MP -MF $(@:st=dT) -MT '$(@:st=h) $(@:st=d)' \
+ $(+includes) -xc - -o $(@:st=hT)
+ sed $(sed-remove-objpfx) $(sed-remove-dotdot) \
+ $(@:st=dT) > $(@:st=dt)
+ mv -f $(@:st=dt) $(@:st=d)
+ fopen_max=`sed -n 's/^#define OPEN_MAX //1p' $(@:st=hT)`; \
+ filename_max=`sed -n 's/^#define PATH_MAX //1p' $(@:st=hT)`; \
+ iov_max=`sed -n 's/^#define UIO_MAXIOV //p' $(@:st=hT)`; \
+ fopen_max=$${fopen_max:-16}; \
+ filename_max=$${filename_max:-1024}; \
+ if [ -z "$$iov_max" ]; then \
+ define_iov_max="# undef IOV_MAX"; \
+ else \
+ define_iov_max="# define IOV_MAX $$iov_max"; \
+ fi; \
+ sed -e "s/@FOPEN_MAX@/$$fopen_max/" \
+ -e "s/@FILENAME_MAX@/$$filename_max/" \
+ -e "s/@L_tmpnam@/$(L_tmpnam)/" \
+ -e "s/@TMP_MAX@/$(TMP_MAX)/" \
+ -e "s/@L_ctermid@/$(L_ctermid)/" \
+ -e "s/@L_cuserid@/$(L_cuserid)/" \
+ -e "s/@define_IOV_MAX@/$$define_iov_max/" \
+ $< > $(@:st=h.new)
+ $(move-if-change) $(@:st=h.new) $(@:st=h)
+# Remove these last so that they can be examined if something went wrong.
+ rm -f $(@:st=hT) $(@:st=dT) $(@:st=dt)
+ touch $@
+# Get dependencies.
+ifndef no_deps
+-include $(stdio_lim:h=d)
+endif
+common-generated += bits/stdio_lim.h bits/stdio_lim.d bits/stdio_lim.st
+\f
+FORCE:
+
+.PHONY: echo-headers
+echo-headers:
+ @echo $(headers)
+
+%.bz2: %; bzip2 -9vk $<
+%.gz: %; gzip -9vnc $< > $@.new && mv -f $@.new $@
+\f
+# Common cleaning targets.
+
+.PHONY: common-mostlyclean common-clean mostlyclean clean do-tests-clean
+clean: common-clean
+mostlyclean: common-mostlyclean
+
+do-tests-clean:
+ -rm -f $(addprefix $(objpfx),$(addsuffix .out,$(tests) $(xtests) \
+ $(test-srcs)) \
+ $(addsuffix -bp.out,$(tests) $(xtests) \
+ $(test-srcs)))
+
+# Remove the object files.
+common-mostlyclean:
+ -rm -f $(addprefix $(objpfx),$(tests) $(xtests) $(test-srcs) \
+ $(others) $(sysdep-others) stubs \
+ $(addsuffix .o,$(tests) $(xtests) \
+ $(test-srcs) $(others) \
+ $(sysdep-others)) \
+ $(addsuffix -bp,$(tests) $(xtests) \
+ $(test-srcs)) \
+ $(addsuffix .out,$(tests) $(xtests) \
+ $(test-srcs)) \
+ $(addsuffix -bp.out,$(tests) $(xtests) \
+ $(test-srcs)))
+ -rm -f $(addprefix $(objpfx),$(extra-objs) $(extra-test-objs) \
+ $(install-lib) $(install-lib.so) \
+ $(install-lib.so:%.so=%_pic.a))
+ -rm -f core
+ -rm -f $(objpfx)rtld-*.os
+ $(rmobjs)
+define rmobjs
+$(foreach o,$(object-suffixes-for-libc),
+-rm -f $(objpfx)stamp$o $(o-objects))
+endef
+
+# Also remove the dependencies and generated source files.
+common-clean: common-mostlyclean
+ -rm -f $(addprefix $(objpfx),$(generated))
+ -rm -f $(objpfx)*.d $(objpfx)*.dt
+ -rm -fr $(addprefix $(objpfx),$(generated-dirs))
+ -rm -f $(addprefix $(common-objpfx),$(common-generated))
+\f
+# Produce a file `stubs' which contains `#define __stub_FUNCTION'
+# for each function which is a stub. We grovel over all the .d files
+# looking for references to <stub-tag.h>. Then we grovel over each
+# referenced source file to see what stub function it defines.
+
+ifdef objpfx
+.PHONY: stubs # The parent Makefile calls this target.
+stubs: $(objpfx)stubs
+endif
+objs-for-stubs := $(foreach o,$(object-suffixes-for-libc),$(o-objects)) \
+ $(addprefix $(objpfx),$(extra-objs))
+$(objpfx)stubs: $(objs-for-stubs)
+ifneq (,$(strip $(objs-for-stubs)))
+ (cd $(objpfx).; $(OBJDUMP) -h $(patsubst $(objpfx)%,%,$^)) | \
+ $(AWK) '/\.gnu\.glibc-stub\./ { \
+ sub(/\.gnu\.glibc-stub\./, "", $$2); \
+ stubs[$$2] = 1; } \
+ END { for (s in stubs) print "#define __stub_" s }' > $@T
+ mv -f $@T $@
+else
+ > $@
+endif
+\f
+ifneq (,$(strip $(gpl2lgpl)))
+ifneq (,$(wildcard $(..)gpl2lgpl.sed))
+# Snarf from the master source and frob the copying notice.
+$(gpl2lgpl): %: $(..)gpl2lgpl.sed /home/gd/gnu/lib/%
+ sed -f $^ > $@-tmp
+# So I don't edit them by mistake.
+ chmod a-w $@-tmp
+ mv -f $@-tmp $@
+ifeq ($(with-cvs),yes)
+ test ! -d CVS || cvs $(CVSOPTS) commit -m'Updated from $^' $@
+endif
+endif
+endif
+
+# Local Variables:
+# mode: makefile
+# End:
projects / thirdparty / glibc.git / blobdiff