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diff --git a/mach/Machrules b/mach/Machrules
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-# Rules for MiG interfaces that want to go into the C library.
-# Copyright (C) 1991-2017 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, see
-# <http://www.gnu.org/licenses/>.
-
-# Makefiles may define these variable before including this file:
-# user-interfaces Names of interfaces to put user stubs in for.
-# server-interfaces Names of interfaces to put server stubs in for.
-# interface-library Name of interface library to build and install.
-# This file sets:
-# interface-headers Names of generated interface header files.
-# interface-routines Names of generated interface routines.
-# All user stubs are put in individual files, prefixed with RPC_; header
-# for both __ and non-__ names is put in foo.h. Server interfaces are
-# written to foo_server.c and foo_server.h; the server functions are called
-# _S_rpcname.
-
-# Includers can also add to or modify `migdefines' to set MiG flags.
-
-all:
-
-# Make sure no value comes from the environment, since we append to it.
-# This is done also in ../Rules, but we append to the value before
-# including Rules, which changes the origin.
-ifneq "$(findstring env,$(origin generated))" ""
-generated :=
-endif
-
-
-include ../Makeconfig
-
-# This makefile contains a lot of implicit rules that get optimized
-# away if the target directory does not exist.
-ifndef no_deps
--include $(objpfx)dummy.mk
-endif
-$(objpfx)dummy.mk:
- $(make-target-directory)
- echo '# Empty' > $@
-
-MIGFLAGS = -DMACH_IPC_COMPAT=0 -DSTANDALONE -DTypeCheck=0 \
- $(+includes) $(migdefines) -subrprefix __
-# Putting CC in the enivronment makes the mig wrapper script
-# use the same compiler setup we are using to run cpp.
-MIG := CC='${CC}' CPP='${CPP} -x c' $(MIG)
-
-.SUFFIXES: .defs # Just to set specified_rule_matched.
-
-define nl # This is needed by *.ir.
-
-
-endef
-ifdef user-interfaces
-*.ir := $(addprefix $(objpfx),$(foreach if,$(user-interfaces),$(if).ir))
-ifndef no_deps
-ifndef inhibit_interface_rules
--include $(*.ir)
-endif
-endif
-ifneq "$(*.ir)" "$(wildcard $(*.ir))"
-# If any .ir file is missing, we will be unable to make all the deps.
-no_deps=t
-endif
-generated += $(*.ir:$(objpfx)%=%)
-endif
-
-
-# %.ir defines a variable `%-calls', which lists the RPCs defined by
-# %.defs, and a rule to build $(%-calls:%=RPC_$(%-userprefix)%.c) from
-# %.defs, where $(%-userprefix) is the user prefix given in %.defs. We use
-# the kludgificacious method of defining a pattern rule to build files
-# matching patterns we are pretty damn sure will only match the particular
-# files we have in mind. To be so damn sure, we use the silly names
-# RPC_*.c and the pattern R%C_*.c because using __*.c and _%*.c (or any
-# other useful pattern) causes the rule for `host_info' to also match
-# `xxx_host_info', and analogous lossage.
-#
-# Depend on %.h just so they will be built from %.uh in the
-# makefile-rebuilding run which builds %.ir; otherwise, %.uh is built as an
-# intermediate in order to make %.ir and then removed before re-exec, when
-# %.uh is built all over again to build %.h.
-$(objpfx)%.ir: $(objpfx)%.uh $(objpfx)%.h
- ($(AWK) "NF == 4 && (\$$2 == \"Routine\" || \$$2 == \"SimpleRoutine\")\
- { printf \"$*-calls += %s\\n\", \$$3 }" $< ;\
- echo '$$($*-calls:%=$$(objpfx)R\%C_%.c): $$(objpfx)$*.ustamp ;';\
- ) > $@-new
- mv -f $@-new $@
-vpath Machrules ../mach # Find ourselves.
-
-ifndef transform-user-stub-output
-transform-user-stub-output = tmp
-define transform-user-stub
-echo "weak_alias (__$$call, $$call)" >> $(objpfx)tmp_$${call}.c;
-endef
-endif
-
-
-# Generate `#include <NAME.defs>', taking $* for NAME.
-# If $(NAME.defs) is defined use its value in place of `NAME.defs'.
-define include-%.defs
-echo '#include <$(firstword $($*.defs) $*.defs)>'
-endef
-
-ifndef no_deps
-# Not an implicit rule so the stamps are never removed as intermediates!
-$(patsubst %,$(objpfx)%.ustamp,$(user-interfaces)): $(objpfx)%.ustamp:
- rm -f $@
- $(include-%.defs) | \
- $(MIG) - /dev/null -prefix __ \
- $(MIGFLAGS) $(user-MIGFLAGS) $(MIGFLAGS-$*) \
- -i $(objpfx)tmp_ \
- -server /dev/null -user /dev/null -header /dev/null
- for call in $($*-calls); do \
- $(transform-user-stub) \
- $(move-if-change) $(objpfx)$(transform-user-stub-output)_$${call}.c \
- $(objpfx)RPC_$${call}.c; \
- done
- touch $@
--include $(patsubst %,$(objpfx)%.udeps,$(user-interfaces))
-$(patsubst %,$(objpfx)%.udeps,$(user-interfaces)):
- $(objpfx)%.udeps: $(..)mach/Machrules
- $(make-target-directory)
-# We must use $(CFLAGS) to get -O flags that affect #if's in header files.
- $(include-%.defs) | \
- $(CC) $(CFLAGS) $(CPPFLAGS) -M -x c - | \
- sed -e 's,- *:,$(.udeps-targets):,' \
- $(sed-remove-objpfx) > $@.new
- mv -f $@.new $@
-.udeps-targets = $@ $(@:.udeps=.ustamp) $(@:.udeps=.uh) $(@:.udeps=.__h) \
- $(@:.udeps=_server.c) $(@:.udeps=_server.h)
-endif
-
-# Look for the server stub files where they will be written.
-vpath %_server.c $(addprefix $(objpfx),$(sort $(dir $(server-interfaces))))
-
-# Build the server stubs in $(objdir).
-$(objpfx)%_server.c $(objpfx)%_server.h:
- $(make-target-directory)
- $(include-%.defs) | \
- $(MIG) - /dev/null -prefix _S_ \
- $(MIGFLAGS) $(server-MIGFLAGS) $(MIGFLAGS-$*) \
- -user /dev/null -header /dev/null \
- -server $(@:.h=.c) -sheader $(@:.c=.h)
-
-# To get header files that declare both the straight and __ functions,
-# we generate two files and paste them together.
-$(patsubst %,$(objpfx)%.uh,$(user-interfaces)): $(objpfx)%.uh:; $(mig.uh)
-define mig.uh
-$(make-target-directory)
-$(include-%.defs) | \
-$(MIG) - /dev/null $(MIGFLAGS) $(MIGFLAGS-$*) \
- -header $@ -server /dev/null -user /dev/null
-endef
-$(patsubst %,$(objpfx)%.__h,$(user-interfaces)): $(objpfx)%.__h:; $(mig.__h)
-define mig.__h
-$(make-target-directory)
-$(include-%.defs) | \
-$(MIG) - /dev/null $(MIGFLAGS) $(MIGFLAGS-$*) -prefix __ \
- -header $@ -server /dev/null -user /dev/null
-endef
-
-$(patsubst %,$(objpfx)%.h,$(user-interfaces)): $(objpfx)%.h: $(objpfx)%.__h \
- $(objpfx)%.uh
-# The last line of foo.__h is "#endif _foo_user_".
-# The first two lines of foo.uh are "#ifndef _foo_user_"/"#define _foo_user_".
- (sed -e '$$d' $<; sed -e '1,2d' $(word 2,$^)) > $@-new
- mv -f $@-new $@
-
-interface-routines := $(foreach if,$(user-interfaces), \
- $(addprefix RPC_,$($(if)-calls))) \
- $(server-interfaces:%=%_server)
-interface-headers := $(user-interfaces:%=%.h) \
- $(server-interfaces:%=%_server.h)
-
-# Remove the generated user stub source and header files,
-# and don't distribute them.
-mach-generated = $(interface-routines:%=%.c) $(interface-headers) \
- $(foreach h,$(user-interfaces),$h.uh $h.__h)
-generated += $(mach-generated)
-
-# These are needed to generate the dependencies.
-before-compile += $(interface-headers:%=$(objpfx)%)
-
-# Don't let these be intermediate files and get removed.
-$(foreach h,$(interface-headers:%.h=$(objpfx)%),$h.h $h.__h $h.uh) :
-$(interface-routines:%=$(objpfx)%.c) :
-
-# Convenient target to generate all the headers.
-.PHONY: interface-headers
-interface-headers: $(interface-headers)
-
-# Don't automatically generate dependencies for the sources we generate.
-# There are likely to be a whole lot of them, and we know their
-# dependencies ahead of time anyway because they're boilerplate.
-omit-deps += $(interface-routines)
-
-# Choose any single module generated by MiG. We will compute this module's
-# dependencies and then assume all other MiG-generated modules depend on the
-# same headers.
-some-if-rtn := $(firstword $(interface-routines))
-ifdef some-if-rtn
-$(foreach o,$(object-suffixes),$(interfaces-routines:%=%$o)): $(some-if-rtn).d
-generated += $(some-if-rtn).d
-endif
-
-# If defined, $(interface-library) is `libNAME'. It is to be a library
-# containing all the MiG-generated functions for the specified interfaces.
-
-ifdef interface-library
-
-$(interface-library)-routines = $(interface-routines)
-extra-libs += $(interface-library)
-extra-libs-others += $(interface-library)
-
-ifeq (yes,$(build-shared))
-interface.so = $(interface-library:=.so)
-
-# Depend on libc.so so a DT_NEEDED is generated in the shared objects.
-$(objpfx)$(interface.so): $(common-objpfx)libc.so
-endif
-
-endif