X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=mach%2FMakefile;h=51ba0765be9f1c8959784ca8ca3ec79317c29a9c;hb=ca677d3c3cd0eba7d1f03092517aea553a0e8569;hp=dbb5da5b9086cc6efc98541755f8e6ecfb606c03;hpb=421f82e5cc8f81ab003247d771bcecbad799be85;p=platform%2Fupstream%2Fglibc.git
diff --git a/mach/Makefile b/mach/Makefile
index dbb5da5..51ba076 100644
--- a/mach/Makefile
+++ b/mach/Makefile
@@ -1,33 +1,27 @@
-# Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
+# Copyright (C) 1991-2015 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.
+# 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
-# Library General Public License for more details.
+# Lesser 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.
+# You should have received a copy of the GNU Lesser General Public
+# License along with the GNU C Library; if not, see
+# .
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) \
@@ -35,77 +29,55 @@ routines = $(mach-syscalls) $(mach-shortcuts) \
mig-alloc mig-dealloc mig-reply \
msg-destroy msgserver \
mach_error errstring error_compat errsystems \
- devstream bootprivport setup-thread $(lock)
+ devstream 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 \
- )\
+
+# We produce mach_interface.h from mach.defs because there is already a
+# that is not the interface header (thanks CMU).
+mach-interface-list := $(patsubst mach,mach_interface,$(mach-interface-list))
+mach/mach_interface.defs = mach/mach.defs
+
+# Similarly for memory_object_user vs. memory_object
+mach-interface-list := $(patsubst memory_object,memory_object_user,\
+ $(mach-interface-list))
+mach/memory_object_user.defs = mach/memory_object.defs
+
+user-interfaces := $(addprefix mach/,$(mach-interface-list) \
+ mach_port mach_host exc \
+ )\
$(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
+server-interfaces := mach/exc
# 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 as .
-install-others += $(includedir)/mach/version.h
-$(includedir)/mach/version.h: $(mach-srcdir)/sys/version.h; $(do-install)
-
+# Translate GNU names for CPUs into the names used in Mach header files.
+mach-machine = $(patsubst powerpc,ppc,$(base-machine))
+
# Define mach-syscalls and sysno-*.
ifndef inhibit_mach_syscalls
-include $(objpfx)mach-syscalls.mk
+-include $(objpfx)mach-syscalls.mk
endif
-$(objpfx)mach-syscalls.mk: mach/syscall_sw.h syscalls.awk
+$(objpfx)mach-syscalls.mk: syscalls.awk Makefile
# 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 $@
+ $(make-target-directory)
+# We must use $(CFLAGS) to get -O flags that affect #if's in header files.
+ echo '#include ' | \
+ $(CC) $(CFLAGS) $(CPPFLAGS) -E -MD -MP -MF $@-dep -MT $@ \
+ -x c-header - \
+ -D_MACH_`echo $(mach-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 $< > $@-new
+ifneq (,$(objpfx))
+ sed $(sed-remove-objpfx) $@-dep >> $@-new
+else
+ cat $@-dep >> $@-new
+endif
+ rm -f $@-dep
+ mv -f $@-new $@
generated += mach-syscalls.mk
ifndef mach-syscalls
@@ -115,50 +87,60 @@ no_deps=t
else
$(mach-syscalls:%=$(objpfx)%.S): $(objpfx)%.S: $(objpfx)mach-syscalls.mk
(echo '#include '; \
- echo 'kernel_trap(__$*,$(sysno-$*),$(nargs-$*))'; \
+ echo 'kernel_trap (__$*,$(sysno-$*),$(nargs-$*))'; \
echo 'weak_alias (__$*, $*)') > $@-new
- mv $@-new $@
+ mv -f $@-new $@
generated += $(mach-syscalls:=.S)
endif # mach-syscalls
-# syscall_device_writev_request has no RPC equivalent.
-mach-shortcuts := $(filter-out device_writev_request,\
+# These syscalls that look like RPCs actually have no RPC equivalents.
+mach-shortcuts := $(filter-out device_writev_request \
+ device_read_overwrite_request \
+ device_read_overwrite \
+ vm_read_overwrite \
+ thread_switch \
+ ,\
$(patsubst syscall_%,%,$(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 \
+user-interfaces := $(filter-out $(mach-interface-list:%=mach/%) \
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_port.uh: $(objpfx)mach-syscalls.mk
+$(mach-interface-list:%=mach/%.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 $@
+ $(AWK) -v alias=$* -v call=__$* -v rpc=__$*_rpc \
+ -v syscall=__syscall_$* -f $^ > $@-new
+ mv -f $@-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-shortcuts.h: $(mach-interface-list:%=$(objpfx)mach/%.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 rerealifies the lines.
+# 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 $@
+ mv -f $@-new $@
generated += mach-shortcuts.h
before-compile += $(objpfx)mach-shortcuts.h
@@ -167,28 +149,19 @@ include Machrules
include ../Rules
-# There is already a mach.h, so mach.defs generates mach_interface.h.
-$(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: ;
-
-ifneq (,)
# 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 $@
-endif
+ $(AWK) -v subsys='$(filter-out $<,$^)' -f $^ > $@.n
+ mv -f $@.n $@
+
+
+# Convenient target to update all the generated source files.
+.PHONY: generated
+generated: $(addprefix $(common-objpfx),$(common-generated)) \
+ $(addprefix $(objpfx),$(generated))
+
+.PHONY: mach-before-compile
+mach-before-compile: $(mach-before-compile)