config/lustre-build-darwin.m4

   1 #
   2 # LB_DARWIN_CHECK_FUNCS
   3 #
   4 # check for functions in the darwin kernel
   5 # Note that this is broken for cross compiling
   6 #
   7 AC_DEFUN([LB_DARWIN_CHECK_FUNCS],
   8 [AC_FOREACH([AC_Func], [$1],
   9   [AH_TEMPLATE(AS_TR_CPP(HAVE_[]AC_Func),
  10                [Define to 1 if you have the `]AC_Func[' function.])])dnl
  11 for ac_func in $1
  12 do
  13 AC_MSG_CHECKING([for $1])
  14 AS_IF([AC_TRY_COMMAND(nm /mach | grep "[$1]" >/dev/null 2>/dev/null)],[
  15         AC_MSG_RESULT([yes])
  16         AC_DEFINE_UNQUOTED(AS_TR_CPP([HAVE_$ac_func])) $2
  17 ],[
  18         AC_MSG_RESULT([no]) $3
  19 ])
  20 done
  21 ])
  22
  23 #
  24 # LB_DARWIN_CONDITIONALS
  25 #
  26 # AM_CONDITIONALs for darwin
  27 #
  28 AC_DEFUN([LB_DARWIN_CONDITIONALS],
  29 [
  30 ])
  31
  32 #
  33 # LB_PROG_DARWIN
  34 #
  35 # darwin tests
  36 #
  37 AC_DEFUN([LB_PROG_DARWIN],
  38 [kernel_framework="/System/Library/Frameworks/Kernel.framework"
  39 #
  40 # FIXME: there should be a better way to get these than hard coding them
  41 #
  42 case $target_cpu in
  43         powerpc*)
  44                 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -arch ppc -mtune=G4 -mlong-branch"
  45                 EXTRA_KLDFLAGS="-arch ppc"
  46                 ;;
  47         i?86 | x86_64)
  48                 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -arch i386"
  49                 EXTRA_KLDFLAGS="-arch i386"
  50                 ;;
  51 esac
  52
  53 # Kernel of OS X is not 64bits(even in Tiger), but -m64 can be taken by gcc in Tiger
  54 # (Tiger can support 64bits applications), so we have to eliminate -m64 while
  55 # building kextensions for and OS X.
  56 CC=`echo $CC | sed -e "s/\-m64//g"`
  57 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -x c -pipe -Wno-trigraphs -fasm-blocks -g -O0"
  58 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -Wno-four-char-constants -Wmost -O0"
  59 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -fmessage-length=0"
  60 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -I$kernel_framework/Headers"
  61 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -I$kernel_framework/Headers/bsd"
  62 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -I$kernel_framework/PrivateHeaders"
  63 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -fno-common -nostdinc -fno-builtin"
  64 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -finline -fno-keep-inline-functions"
  65 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -force_cpusubtype_ALL -fno-exceptions"
  66 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -msoft-float -static"
  67 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -DKERNEL -DKERNEL_PRIVATE"
  68 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -DDRIVER_PRIVATE -DAPPLE -DNeXT"
  69 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -D__KERNEL__ -D__DARWIN__"
  70 #
  71 # C flags for Panther/Tiger
  72 #
  73 case $target_os in
  74         darwin8*)
  75                 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -D__DARWIN8__"
  76         ;;
  77         darwin7*)
  78                 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -ffix-and-continue"
  79         ;;
  80 esac
  81
  82 #
  83 # Debugging flags. Remove!
  84 #
  85 EXTRA_KCFLAGS="$EXTRA_KCFLAGS -O0 -DMACH_ASSERT=1"
  86 EXTRA_KLDFLAGS="$EXTRA_KLDFLAGS -static -nostdlib -r"
  87 EXTRA_KLIBS="-lkmodc++ -lkmod -lcc_kext"
  88 KMODEXT=""
  89
  90 AC_SUBST(EXTRA_KLDFLAGS)
  91 AC_SUBST(EXTRA_KLIBS)
  92
  93 kextdir='/System/Library/Extensions/$(firstword $(macos_PROGRAMS)).kext'
  94 plistdir='$(kextdir)/Contents'
  95 macosdir='$(plistdir)/MacOS'
  96
  97 AC_SUBST(kextdir)
  98 AC_SUBST(plistdir)
  99 AC_SUBST(macosdir)
 100
 101 LN_PROG_DARWIN
 102
 103 LP_PROG_DARWIN
 104
 105 LC_PROG_DARWIN
 106 ])