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Diffstat (limited to 'mach/Machrules')
-rw-r--r-- | mach/Machrules | 235 |
1 files changed, 0 insertions, 235 deletions
diff --git a/mach/Machrules b/mach/Machrules deleted file mode 100644 index 36adfc7681..0000000000 --- a/mach/Machrules +++ /dev/null @@ -1,235 +0,0 @@ -# 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 |