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Makefile | 1994-11-01 | 7.8 KB | 212 lines |
- # Copyright (C) 1991, 1992, 1993, 1994 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., 675 Mass Ave,
- # Cambridge, MA 02139, 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 \
- $(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 spin-syms mutex-solid
- lock-headers = lock-intern.h machine-lock.h spin-lock.h
- routines = $(filter-out syscall_%,$(mach-syscalls)) \
- $(addprefix __,$(mach-syscalls)) \
- $(mach-shortcuts) $(addprefix __,$(mach-shortcuts)) \
- mach_init vm_page_size \
- mig_strncpy __msg msg \
- mig-alloc mig-dealloc mig-reply mig_syms \
- msg_destroy msgserver msgserver_t \
- __msg_dest __msgserver \
- mach_error errstring error_compat errsystems \
- devstream bootprivport setup-thread thread-sym $(lock)
- # The RPC interfaces go in a separate library.
- interface-library := libmachuser.a
- user-interfaces := $(addprefix mach/,mach_interface mach_port mach_host \
- memory_object_user \
- memory_object_default \
- exc mach4 \
- )\
- $(addprefix device/,device device_request)
- server-interfaces := device/device_reply mach/exc mach/notify
- 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
-
-
- # Clear any environment value.
- generated =
-
- # Get the proper definition of `mach-srcdir'.
- include ../sysdeps/mach/Makefile
-
- # Use and install the Mach header files directly out of the Mach kernel source.
-
- # Find the MiG defs files in the kernel source.
- vpath %.defs $(mach-srcdir)
-
- # Install all .h and .defs files we find in some of the kernel's source
- # directories and their subdirectories (in MK82, max one level deep).
- mach-src-headers := $(wildcard $(foreach dir,mach device mach_debug \
- $(config-machine),\
- $(addprefix $(mach-srcdir)/$(dir)/,\
- *.defs *.h \
- */*.defs */*.h)))
- # Exclude mach/machine/*. A symlink will be installed for mach/machine.
- # Exclude $(headers) for Mach files we have our own versions of.
- mach-headers = $(filter-out mach/machine/% $(headers),\
- $(mach-src-headers:$(mach-srcdir)/%=%))
- # Rename Mach's sys/version.h to mach/version.h.
- mach-headers := $(patsubst sys/version.h,mach/version.h,$(mach-headers))
-
- # Don't distribute the Mach headers; they are in the Mach distribution.
- dont_distribute = $(mach-headers)
-
- # DO NOT try to remake these in any way!!!
- $(addprefix $(mach-srcdir)/,$(mach-headers)) : ;
- install-others += $(addprefix $(includedir)/,$(mach-headers))
- $(includedir)/%: $(mach-srcdir)/%; $(do-install)
-
- # Make symlinks for machine and mach/machine in the include directory.
- install-others += $(includedir)/mach/machine $(includedir)/machine
- $(includedir)/mach/machine $(includedir)/machine: $(common-objpfx)config.make
- -rm -f $@
- cd $(@D); ln -s $(config-machine) $(@F)
-
- # Install Mach's <sys/version.h> as <mach/version.h>.
- install-others += $(includedir)/mach/version.h
- $(includedir)/mach/version.h: $(mach-srcdir)/sys/version.h; $(do-install)
-
- # Define mach-syscalls and sysno-*.
- ifndef inhibit_mach_syscalls
- include $(objpfx)mach-syscalls.mk
- endif
- $(objpfx)mach-syscalls.mk: mach/syscall_sw.h syscalls.awk
- # Go kludges!!!
- sed -n -e '/Unix server implement them/,$$d' \
- -e 's/^kernel_trap(\(.*\),\([-0-9]*\),\([0-9]*\))$$/\1 \2 \3/p'\
- < $< | awk -f $(word 2,$^) > $@-new
- 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: $(objpfx)mach-syscalls.mk
- (echo '#include <sysdep.h>'; \
- echo 'kernel_trap(__$*,$(sysno-$*),$(nargs-$*))') > $@-new
- mv $@-new $@
- $(mach-syscalls:%=$(objpfx)%.c): $(objpfx)%.c: Makefile
- (echo '#include <gnu-stabs.h>'; \
- echo 'symbol_alias (__$*, $*);') > $@-new
- mv $@-new $@
- generated += $(mach-syscalls:%=__%.S) \
- $(mach-syscalls:%=%.c)
- 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 \
- device/device_request,\
- $(user-interfaces))
- endif
-
- # 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_port.uh: $(objpfx)mach-syscalls.mk
-
- ifdef mach-shortcuts
- $(mach-shortcuts:%=$(objpfx)__%.c): $(objpfx)__%.c: shortcut.awk \
- $(objpfx)RPC_%_rpc.c
- gawk -v call=__$* -v rpc=__$*_rpc -v syscall=__syscall_$* \
- -f $^ > $@-new
- mv $@-new $@
-
- # The shortcut calls have had their names changed to CALL_rpc, so
- # CALL_rpc.c is being generated with a symbol alias to __CALL_rpc.
- # We also want CALL.c with an alias to __CALL.
- $(mach-shortcuts:%=$(objpfx)%.c): $(objpfx)%.c: # Makefile
- (echo '#include <gnu-stabs.h>'; \
- echo 'symbol_alias (__$*, $*);') > $@-new
- mv $@-new $@
- generated += $(mach-shortcuts:%=%.c) $(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_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 rerealifies 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
-
-
- # There is already a mach.h, so mach.defs generates mach_interface.h.
- $(objpfx)mach/mach_interface.defs: $(mach-srcdir)/mach/mach.defs
- ln $< $@ || cp $< $@
- # There is already a memory_object.h,
- # so memory_object.defs generates memory_object_user.h.
- $(objpfx)mach/memory_object_user.defs: $(mach-srcdir)/mach/memory_object.defs
- ln $< $@ || cp $< $@
-
- ifdef objdir
- vpath mach/mach_interface.defs $(objdir)
- vpath mach/memory_object_user.defs $(objdir)
- endif
-
- # Be sure not to make these with implicit rules from foo.defs.
- mach.h mach/memory_object.h: ;
-
- ifeq (,)
- # XXX we have an errsystems.c here because a gcc bug makes the generated
- # version lose.
- else
- 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 $@
- endif
-