sysdeps/gnu/Makefile

   1 # Copyright (C) 1996-2014 Free Software Foundation, Inc.
   2 # This file is part of the GNU C Library.
   3
   4 # The GNU C Library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the License, or (at your option) any later version.
   8
   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 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 # Generate the list of strings for errno codes from the section of the
  19 # manual which documents the codes.
  20
  21 $(..)sysdeps/gnu/errlist.c: $(..)sysdeps/gnu/errlist.awk \
  22                             $(..)manual/errno.texi
  23         $(AWK) -f $^ > $@-tmp
  24 # Make it unwritable so noone will edit it by mistake.
  25         -chmod a-w $@-tmp
  26         mv -f $@-tmp $@
  27
  28 ifeq ($(subdir),stdio-common)
  29
  30 errlist-c = $(firstword $(wildcard $(addsuffix /errlist.c,$(sysdirs) .)))
  31
  32 ifeq ($(build-shared),yes)
  33 $(objpfx)errlist-compat.c: $(errlist-c) $(..)sysdeps/gnu/errlist-compat.awk \
  34                            $(common-objpfx)Versions.v.i $(before-compile)
  35 else
  36 $(objpfx)errlist-compat.c: $(errlist-c) $(..)sysdeps/gnu/errlist-compat.awk \
  37                            $(before-compile)
  38 endif
  39         $(make-target-directory)
  40         $(AWK) -v maxerr=`\
  41           $(CC) -S $(CPPFLAGS) $(CFLAGS) -DNOT_IN_libc -DEMIT_ERR_MAX $< -o - \
  42           | sed -n 's/^.*@@@[^0-9]*\([0-9]*\)[^0-9]*@@@.*$$/\1/p'` \
  43                -f $(..)sysdeps/gnu/errlist-compat.awk \
  44                $(wildcard $(sysdirs:=/Versions)) > $@T
  45 # Make it unwritable so noone will edit it by mistake.
  46         -chmod a-w $@T
  47         mv -f $@T $@
  48 $(objpfx)errlist-compat.h: $(objpfx)errlist-compat.c
  49         sed -n '1p;/ERR_MAX/p' $< > $@T
  50         -chmod a-w $@T
  51         mv -f $@T $@
  52 generated += errlist-compat.c errlist-compat.h
  53
  54 # This will force the generation above to happy if need be.
  55 $(foreach o,$(object-suffixes) $(object-suffixes:=.d),\
  56           $(objpfx)errlist$o): $(objpfx)errlist-compat.h
  57 endif
  58
  59 ifeq ($(subdir),login)
  60 sysdep_routines += setutxent getutxent endutxent getutxid getutxline \
  61                    pututxline utmpxname updwtmpx getutmpx getutmp
  62
  63 sysdep_headers += utmpx.h bits/utmpx.h
  64 endif
  65
  66
  67 ifeq ($(subdir),inet)
  68 sysdep_headers += netinet/udp.h netinet/ip_icmp.h
  69 endif
  70
  71
  72 ifeq ($(subdir),misc)
  73 sysdep_headers += sys/mtio.h
  74 endif
  75
  76
  77 ifeq ($(subdir),csu)
  78 routines += unwind-resume
  79 shared-only-routines += unwind-resume
  80 CFLAGS-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
  81 endif
  82
  83 ifeq ($(subdir),rt)
  84 librt-sysdep_routines += rt-unwind-resume
  85 librt-shared-only-routines += rt-unwind-resume
  86 CFLAGS-rt-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
  87 endif