home *** CD-ROM | disk | FTP | other *** search
Makefile | 1994-09-14 | 4.3 KB | 127 lines |
- # Copyright (C) 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.
-
- # Get mach-srcdir defined.
- old-in-Makerules := $(in-Makerules)
- in-Makerules :=
- include $(..)sysdeps/mach/Makefile
- in-Makerules := $(old-in-Makerules)
-
-
- ifndef hurd-srcdir-computed
- hurd-srcdir-computed := yes
-
- # If we were configured with `--with-hurd=DIR', then config.make sets
- # hurd-srcdir to DIR. Otherwise guess we are in a big source tree.
- ifndef hurd-srcdir
- hurd-srcdir = ../hurd
- endif
-
- # hurd-srcdir is now set to the logical directory name. This name might be
- # relative to $(objdir), might be relative to the source directory $(..), or
- # might be absolute. We choose among these possibilities by looking for a
- # canonical file in each of those places (in that order).
- f := hurd/hurd_types.defs # Random file that identifies the Hurd source dir.
- f := $(strip $f)
- hurd-srcdir := $(firstword $(patsubst %/$f,%,$(wildcard $(addsuffix /$f,\
- $(objpfx)$(hurd-srcdir) $(..)$(hurd-srcdir)))) $(hurd-srcdir))
-
- endif # ! hurd-srcdir-computed
-
- ifdef in-Makerules
-
- # For the time being, elide directories where nothing at all works.
- subdirs := $(filter-out inet sunrpc manual,$(subdirs)) # XXX
-
- # Look for header files in hurd/ under the top-level library source directory.
- includes += -I$(..)hurd
-
- # When compiling, use the Hurd header files directly from the sources.
- includes += -I$(hurd-srcdir)
-
- # When compiling, find cthreads.h in the Hurd cthreads source.
- # This directory has some other (private) header file with
- # conflicting names, so we put it last.
- last-includes += -I$(hurd-srcdir)/libthreads
-
- # Find the Hurd header files in the Hurd source.
- vpath hurd/%.h $(hurd-srcdir)
-
- # Do not use any assembly code from sysdeps/unix (and subdirectories).
- # This bypasses all the system call stubs and uses any existing posix or
- # generic C files instead.
- inhibit-sysdep-asm += unix*
-
- # Don't try to generate anything from the installed Unix system and its
- # libraries. That is only of use when building for a Unix system, so as to
- # be compatible with some existing binaries for that system.
- inhibit-glue = yes
-
-
- ifeq (,$(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/.)
-
- ifdef objpfx
- hurd-objpfx = $(objpfx)
- else
- hurd-objpfx = $(..)hurd/
- endif
-
- # These are all the generated headers that <hurd.h> includes.
- before-compile += $(patsubst %,$(hurd-objpfx)hurd/%.h,io fs process)
- $(patsubst %,$(hurd-objpfx)hurd/%.%,io fs process):
- $(MAKE) -C $(..)hurd generated no_deps=t
- endif
-
- # Generate errnos.h and sys_errlist.c from the section of the manual that
- # lists all the errno codes.
-
- errno.texinfo = $(..)manual/errno.texi
-
- hurd = $(..)sysdeps/mach/hurd
-
- $(hurd)/errnos.h: $(objpfx)stamp-errnos ;
- $(objpfx)stamp-errnos: $(hurd)/errnos.awk $(errno.texinfo) \
- $(mach-srcdir)/mach/message.h \
- $(mach-srcdir)/mach/kern_return.h \
- $(mach-srcdir)/mach/mig_errors.h \
- $(mach-srcdir)/device/device_types.h
- gawk -f $^ > $(hurd)/errnos.h-tmp
- ./$(..)move-if-change $(hurd)/errnos.h-tmp $(hurd)/errnos.h
- touch $@
-
- $(hurd)/errlist.c: $(hurd)/errlist.awk $(errno.texinfo)
- gawk -f $^ > $@-tmp
- mv -f $@-tmp $@
-
- # We install the real libc.a as libcrt.a and as libc.a we install a linker
- # script which does -( -lcrt -lmachuser -lhurduser -).
-
- libc-name = crt
-
- ifeq (,$(subdir))
- install-others += $(libdir)/libc.a
- $(libdir)/libc.a: $(hurd)/libc-ldscript; $(do-install)
- endif
-
-
- endif # in-Makerules
-