1 # Copyright (C) 1993, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
2 # This file is part of the GNU C Library.
4 # The GNU C Library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Library General Public License
6 # as published by the Free Software Foundation; either version 2 of
7 # the License, or (at your option) any later version.
9 # The GNU C Library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Library General Public License for more details.
14 # You should have received a copy of the GNU Library General Public
15 # License along with the GNU C Library; see the file COPYING.LIB. If not,
16 # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 # Boston, MA 02111-1307, USA.
21 # Look for header files in hurd/ under the top-level library source directory.
22 # Look for generated header files where they get created.
23 includes
+= -I
$(..
)hurd
-I
$(common-objpfx
)hurd
/
25 # Do not use any assembly code from sysdeps/unix (and subdirectories).
26 # This bypasses all the system call stubs and uses any existing posix or
27 # generic C files instead.
28 inhibit-sysdep-asm
+= unix
*
29 inhibit-unix-syscalls
= yes
31 # Don't try to generate anything from the installed Unix system and its
32 # libraries. That is only of use when building for a Unix system, so as to
33 # be compatible with some existing binaries for that system.
37 ifeq (,$(filter mach hurd
,$(subdir
)))
38 # Subdirectories other than hurd/ might use the generated Hurd headers.
39 # So make sure we get a chance to run in hurd/ to make them before all else.
40 # (But we don't want to do this in mach/, because hurd/ needs some things
41 # there, and we know mach/ doesn't need anything from hurd/.)
43 hurd-objpfx
= $(common-objpfx
)hurd
/
45 # These are all the generated headers that <hurd.h> includes.
46 before-compile
+= $(patsubst %,$(hurd-objpfx
)hurd
/%.h
,auth io fs process
)
47 $(patsubst %,$(hurd-objpfx
)hurd
/%.
%,auth io fs process
):
48 $(MAKE
) -C
$(..
)hurd generated no_deps
=t
52 # Generate errnos.h from the section of the manual that lists all the errno
55 errno.texinfo
= $(..
)manual
/errno.texi
57 hurd
= $(..
)sysdeps
/mach
/hurd
60 ($(foreach h
,mach
/message.h \
63 device
/device_types.h
,\
64 echo
'#include <$h>';\
68 # We use the compiler to generate a list of absolute file names for
69 # the headers we want to search for Mach error codes, listed above (and
70 # incidentally, all other headers those include).
71 -include $(common-objpfx
)errnos.d
72 $(common-objpfx
)errnos.d
: $(mach-errnos-deps
)
74 $(CC
) $(CPPFLAGS
) -M
-x c
- | \
75 sed
$(sed-remove-objpfx
) -e
's,- *:,mach-errnos-deps :=,' \
76 -e
's,\.\./,$(..),g' > $@t
79 $(hurd
)/errnos.h
: $(common-objpfx
)stamp-errnos
;
80 $(common-objpfx
)stamp-errnos
: $(hurd
)/errnos.awk
$(errno.texinfo
) \
82 gawk
-f
$^
> $(hurd
)/errnos.h-tmp
83 # Make it unwritable so noone will edit it by mistake.
84 -chmod a-w
$(hurd
)/errnos.h-tmp
85 .
/$(..
)move-if-change
$(hurd
)/errnos.h-tmp
$(hurd
)/errnos.h
87 (cd
$(hurd
); cvs commit
-m
'Regenerated from $^' errnos.h
)
90 common-generated
+= errnos.d stamp-errnos
92 # We install the real libc.a as libcrt.a and as libc.a we install a linker
93 # script which does -( -lcrt -lmachuser -lhurduser -).
98 install-others
+= $(inst_libdir
)/libc.a
$(inst_libdir
)/libc_p.a
99 $(inst_libdir
)/libc.a
: $(hurd
)/libc-ldscript
; $(do-install
)
100 $(inst_libdir
)/libc_p.a
: $(hurd
)/libc_p-ldscript
; $(do-install
)
103 # Make sure these are used to build the libc.so shared object too.
104 rpcuserlibs
:= $(common-objpfx
)mach
/libmachuser.so \
105 $(common-objpfx
)hurd
/libhurduser.so
106 $(common-objpfx
)libc.so
: $(rpcuserlibs
)
107 rpath-link
:= $(rpath-link
):$(common-objpfx
)mach
:$(common-objpfx
)hurd
109 # And get them into the libc.so ldscript.
110 $(inst_libdir
)/libc.so
: $(rpcuserlibs
)
112 # The RPC stubs from these libraries are needed in building the dynamic
113 # linker, too. It must be self-contained, so we link the needed PIC
114 # objects directly into the shared object.
116 $(objpfx
)librtld.so
: $(rpcuserlibs
:.so
=_pic.a
)
119 # We need the CThreads interface.
120 ifeq (misc
,$(subdir
))
121 sysdep_routines
+= cthreads