sysdeps/mach/Makefile

   1 # Copyright (C) 1993, 1994, 1996 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 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.
   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 # Library General Public License for more details.
  13
  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
  16 # not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 # Cambridge, MA 02139, USA.
  18
  19 ifdef in-Makerules
  20
  21 # Look for header files in mach/ under the top-level library source directory.
  22 includes += -I$(..)mach
  23
  24 ifneq (mach,$(subdir))
  25 # Subdirectories other than mach/ might use the generated Mach headers.
  26 # So make sure we get a chance to run in mach/ to make them before all else.
  27
  28 ifdef objpfx
  29 mach-objpfx = $(objpfx)
  30 else
  31 mach-objpfx = $(..)mach/
  32 endif
  33
  34 # These are all the generated files that <mach.h> includes.
  35 mach-before-compile := $(mach-objpfx)mach-shortcuts.h \
  36                        $(patsubst %,$(mach-objpfx)mach/mach_%.h,\
  37                                   interface port host)
  38
  39 # This patsubst generates patterns like `m%h-shortcuts.h', which are damn
  40 # likely to match just the corresponding particular file we want.
  41 $(patsubst mach%,m\%h%,$(mach-before-compile)): # Run only if doesn't exist.
  42         $(MAKE) -C $(..)mach generated no_deps=t
  43
  44 before-compile += $(mach-before-compile)
  45 endif
  46
  47 endif   # in-Makerules