# Copyright (C) 1993, 1994, 1995, 1996 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. ifdef in-Makerules subdirs := $(filter-out sunrpc,$(subdirs)) # XXX skip broken dirs # See hurd/Makefile for commands that install some crucial sunrpc headers. # Look for header files in hurd/ under the top-level library source directory. # Look for generated header files where they get created. includes += -I$(..)hurd -I$(common-objpfx)hurd/ # Do not use any assembly code from sysdeps/unix (and subdirectories). # This bypasses all the system call stubs and uses any existing posix or # generic C files instead. inhibit-sysdep-asm += unix* inhibit-unix-syscalls = yes # Don't try to generate anything from the installed Unix system and its # libraries. That is only of use when building for a Unix system, so as to # be compatible with some existing binaries for that system. inhibit-glue = yes ifeq (,$(filter mach hurd,$(subdir))) # Subdirectories other than hurd/ might use the generated Hurd headers. # So make sure we get a chance to run in hurd/ to make them before all else. # (But we don't want to do this in mach/, because hurd/ needs some things # there, and we know mach/ doesn't need anything from hurd/.) hurd-objpfx = $(common-objpfx)hurd/ # These are all the generated headers that <hurd.h> includes. before-compile += $(patsubst %,$(hurd-objpfx)hurd/%.h,auth io fs process) $(patsubst %,$(hurd-objpfx)hurd/%.%,auth io fs process): $(MAKE) -C $(..)hurd generated no_deps=t endif # Generate errnos.h from the section of the manual that lists all the errno # codes. errno.texinfo = $(..)manual/errno.texi hurd = $(..)sysdeps/mach/hurd define mach-errno-h ($(foreach h,mach/message.h \ mach/kern_return.h \ mach/mig_errors.h \ device/device_types.h,\ echo '#include <$h>';\ )) endef # We use the compiler to generate a list of absolute file names for # the headers we want to search for Mach error codes, listed above (and # incidentally, all other headers those include). -include $(common-objpfx)errnos.d $(common-objpfx)errnos.d: $(mach-errnos-deps) $(mach-errno-h) | \ $(CC) $(CPPFLAGS) -M -x c - | \ sed $(sed-remove-objpfx) -e 's,- *:,mach-errnos-deps :=,' \ -e 's,\.\./,$(..),g' > $@t mv -f $@t $@ $(hurd)/errnos.h: $(common-objpfx)stamp-errnos ; $(common-objpfx)stamp-errnos: $(hurd)/errnos.awk $(errno.texinfo) \ $(mach-errnos-deps) gawk -f $^ > $(hurd)/errnos.h-tmp # Make it unwritable so noone will edit it by mistake. -chmod a-w $(hurd)/errnos.h-tmp ./$(..)move-if-change $(hurd)/errnos.h-tmp $(hurd)/errnos.h test ! -d CVS || \ (cd $(hurd); cvs commit -m'Regenerated from $^' errnos.h) touch $@ common-generated += errnos.d stamp-errnos # We install the real libc.a as libcrt.a and as libc.a we install a linker # script which does -( -lcrt -lmachuser -lhurduser -). libc-name = crt ifeq (,$(subdir)) install-others += $(libdir)/libc.a $(libdir)/libc_p.a $(libdir)/libc.a: $(hurd)/libc-ldscript; $(do-install) $(libdir)/libc_p.a: $(hurd)/libc_p-ldscript; $(do-install) endif # Make sure these are used to build the libc.so shared object too. rpcuserlibs := $(common-objpfx)mach/libmachuser.so \ $(common-objpfx)hurd/libhurduser.so $(common-objpfx)libc.so: $(rpcuserlibs) rpath-link := $(rpath-link):$(common-objpfx)mach:$(common-objpfx)hurd # And get them into the libc.so ldscript. $(libdir)/libc.so: $(rpcuserlibs) # The RPC stubs from these libraries are needed in building the dynamic # linker, too. It must be self-contained, so we link the needed PIC # objects directly into the shared object. ifeq (elf,$(subdir)) $(objpfx)librtld.so: $(rpcuserlibs:.so=_pic.a) endif endif # in-Makerules