sysdeps/gnu/Makefile

   1 # Copyright (C) 1996-2017 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 libof-errlist-compat = extramodules
  33
  34 ifeq ($(build-shared),yes)
  35 $(objpfx)errlist-compat.c: $(errlist-c) $(..)sysdeps/gnu/errlist-compat.awk \
  36                            $(common-objpfx)Versions.v.i $(before-compile)
  37 else
  38 $(objpfx)errlist-compat.c: $(errlist-c) $(..)sysdeps/gnu/errlist-compat.awk \
  39                            $(before-compile)
  40 endif
  41         $(make-target-directory)
  42         $(AWK) -v maxerr=`\
  43           $(CC) -S $(CPPFLAGS) $(CFLAGS) -DEMIT_ERR_MAX $< -o - \
  44           | sed -n 's/^.*@@@[^0-9]*\([0-9]*\)[^0-9]*@@@.*$$/\1/p'` \
  45                -f $(..)sysdeps/gnu/errlist-compat.awk \
  46                $(wildcard $(sysdirs:=/Versions)) > $@T
  47 # Make it unwritable so noone will edit it by mistake.
  48         -chmod a-w $@T
  49         mv -f $@T $@
  50 $(objpfx)errlist-compat.h: $(objpfx)errlist-compat.c
  51         sed -n '1p;/ERR_MAX/p' $< > $@T
  52         -chmod a-w $@T
  53         mv -f $@T $@
  54 generated += errlist-compat.c errlist-compat.h
  55
  56 # This will force the generation above to happy if need be.
  57 $(foreach o,$(object-suffixes) $(object-suffixes:=.d),\
  58           $(objpfx)errlist$o): $(objpfx)errlist-compat.h
  59 endif
  60
  61 ifeq ($(subdir),login)
  62 sysdep_routines += setutxent getutxent endutxent getutxid getutxline \
  63                    pututxline utmpxname updwtmpx getutmpx getutmp
  64
  65 sysdep_headers += utmpx.h bits/utmpx.h
  66 endif
  67
  68
  69 ifeq ($(subdir),inet)
  70 sysdep_headers += netinet/udp.h netinet/ip_icmp.h
  71 endif
  72
  73
  74 ifeq ($(subdir),misc)
  75 sysdep_headers += sys/mtio.h
  76 endif
  77
  78
  79 ifeq ($(subdir),csu)
  80 routines += unwind-resume
  81 shared-only-routines += unwind-resume
  82 CFLAGS-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
  83 endif
  84
  85 ifeq ($(subdir),rt)
  86 librt-sysdep_routines += rt-unwind-resume
  87 librt-shared-only-routines += rt-unwind-resume
  88 CFLAGS-rt-unwind-resume.c += -fexceptions -fasynchronous-unwind-tables
  89 endif