# Copyright (C) 1991, 92, 93, 94, 95, 96, 97 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 Library General Public License # as published by the Free Software Foundation; either version 2 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 # Library General Public License for more details. # You should have received a copy of the GNU Library General Public # License along with the GNU C Library; see the file COPYING.LIB. If not, # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, # Boston, MA 02111-1307, USA. subdir := mach all: # Some things below (but before including Rules) use configuration variables. include ../Makeconfig headers = mach_init.h mach.h mach_error.h mach-shortcuts.h mach/mach_traps.h \ $(interface-headers) mach/mach.h mach/mig_support.h mach/error.h \ $(lock-headers) machine-sp.h distribute = thread_state.h lock = spin-solid spin-lock mutex-init mutex-solid lock-headers = lock-intern.h machine-lock.h spin-lock.h routines = $(mach-syscalls) $(mach-shortcuts) \ mach_init mig_strncpy msg \ mig-alloc mig-dealloc mig-reply \ msg-destroy msgserver \ mach_error errstring error_compat errsystems \ devstream bootprivport setup-thread $(lock) # The RPC interfaces go in a separate library. interface-library := libmachuser user-interfaces := $(addprefix mach/,mach_interface mach_port mach_host \ memory_object_user \ memory_object_default \ exc mach4 \ default_pager default_pager_helper \ )\ $(addprefix device/,device device_request) # We produce mach_interface.h from mach.defs because there is already a # <mach/mach.h> that is not the interface header (thanks CMU). mach/mach_interface.defs = mach/mach.defs # Similarly for memory_object_user vs. memory_object mach/memory_object_user.defs = mach/memory_object.defs server-interfaces := mach/exc tests := hello # It is important that we do not use the wildcard function to expand # `err_*.sub'. Leaving the wildcard allows Make-dist to find all matching # files in all sysdep directories. distribute += Machrules syscalls.awk shortcut.awk \ errorlib.h err_*.sub errsystems.awk # Clear any environment value. generated = # Define mach-syscalls and sysno-*. ifndef no_deps ifndef inhibit_mach_syscalls include $(objpfx)mach-syscalls.mk endif endif $(objpfx)mach-syscalls.mk: syscalls.awk Makefile # Go kludges!!! echo '#include <mach/syscall_sw.h>' | \ DEPENDENCIES_OUTPUT='$@-dep $@' \ $(CC) $(CPPFLAGS) -E -x c-header - \ -D_MACH_`echo $(base-machine) | tr a-z A-Z`_SYSCALL_SW_H_=1 | \ sed -n -e 's/^kernel_trap(\(.*\),\([-0-9]*\),\([0-9]*\))$$/\1 \2 \3/p'\ | awk -f $< > $@-new cat $@-dep >> $@-new; rm -f $@-dep mv $@-new $@ generated += mach-syscalls.mk ifndef mach-syscalls # We cannot make the deps properly until we know how to make the system # call functions, and for that we must know what they all are. no_deps=t else $(mach-syscalls:%=$(objpfx)%.S): $(objpfx)%.S: $(objpfx)mach-syscalls.mk (echo '#include <sysdep.h>'; \ echo 'kernel_trap(__$*,$(sysno-$*),$(nargs-$*))'; \ echo 'weak_alias (__$*, $*)') > $@-new mv $@-new $@ generated += $(mach-syscalls:=.S) endif # mach-syscalls # syscall_device_writev_request has no RPC equivalent. mach-shortcuts := $(filter-out device_writev_request,\ $(patsubst syscall_%,%,$(filter syscall_%,$(mach-syscalls)))) ifndef mach-shortcuts # Forget about mach_interface.defs for this run. On the next run, # $(mach-shortcuts) will be set, and that will change how # mach_interface.defs is processed: it will get the -D flags below. user-interfaces := $(filter-out mach/mach_interface \ mach/mach_port mach/mach_host mach/mach4 \ device/device_request,\ $(user-interfaces)) endif # For some reason, the calls in this file are `protected' by an ifdef. MIGFLAGS-mach/mach4=-DMACH_PCSAMPLE # Make the MiG stubs for $(mach-shortcuts) be CALL_rpc. migdefines += $(foreach call,$(mach-shortcuts),-D$(call)=$(call)_rpc) mach/mach_interface.uh mach/mach_host.uh mach/mach_port.uh: $(objpfx)mach-syscalls.mk ifdef mach-shortcuts $(mach-shortcuts:%=$(objpfx)%.c): $(objpfx)%.c: shortcut.awk \ $(objpfx)RPC_%_rpc.c gawk -v alias=$* -v call=__$* -v rpc=__$*_rpc -v syscall=__syscall_$* \ -f $^ > $@-new mv $@-new $@ generated += $(mach-shortcuts:%=%.c) endif # mach-shortcuts # Generate mach-shortcuts.h, which will contain the prototypes for the # shortcutted kernel RPC functions. $(objpfx)mach-shortcuts.h: $(objpfx)mach/mach_interface.h \ $(objpfx)mach/mach_host.h \ $(objpfx)mach/mach_port.h # The first line gets us one paragraph per line, with @s separating real lines. # The second line selects paragraphs for the shortcutted functions. # The third line removes `_rpc' from the names and reconstitutes the lines. cat $^ | tr \\012 @ | sed s/@@/@%/g | tr % \\012 \ | grep '^/\* Routine [a-z0-9_]*_rpc \*/' \ | sed 's/_rpc//g' | tr @ \\012 > $@-new mv $@-new $@ generated += mach-shortcuts.h before-compile += $(objpfx)mach-shortcuts.h include Machrules include ../Rules # A gcc bug prevents the generated file from working properly, # so we have one in the distribution for the time being. generated += errsystems.c $(objpfx)errsystems.c: errsystems.awk err_*.sub \ $(wildcard $(addsuffix /err_*.sub,$(+sysdep_dirs))) gawk -v subsys='$(filter-out $<,$^)' -f $^ > $@.n mv $@.n $@