lustre/archdep.m4

   1 AC_MSG_CHECKING(if you are running linux 2.5...)
   2 if test -e $LINUX/include/linux/namei.h ; then
   3         linux25=yes
   4         DIRS24="mds"
   5         FSMOD="mds_ext3"
   6         AC_MSG_RESULT(yes)
   7 else
   8         linux25=no
   9         DIRS24="mds extN"
  10         FSMOD="mds_extN"
  11         AC_MSG_RESULT(no)
  12 fi
  13 AC_SUBST(DIRS24)
  14 AC_SUBST(FSMOD)
  15 ## AM_CONDITIONAL(LINUX25, test x$linux25 = xyes)
  16
  17 AC_MSG_CHECKING(if you are running user mode linux for $host_alias..)
  18 if test -e $LINUX/include/asm-um ; then
  19 if test  X`ls -id $LINUX/include/asm | awk '{print $1}'` = X`ls -id $LINUX/include/asm-um | awk '{print $1}'` ; then
  20         host_cpu="um";
  21         AC_MSG_RESULT(yes)
  22 else
  23         AC_MSG_RESULT(no)
  24 fi
  25
  26 else
  27         AC_MSG_RESULT(no)
  28 fi
  29
  30 AC_MSG_CHECKING(setting make flags system architecture: )
  31 case ${host_cpu} in
  32         um )
  33         AC_MSG_RESULT($host_cpu)
  34         KCFLAGS='-g -Wall -pipe -Wno-trigraphs -Wstrict-prototypes -fno-strict-aliasing -fno-common '
  35         KCPPFLAGS='-D__KERNEL__ -U__i386__ -Ui386 -DUM_FASTCALL -D__arch_um__ -DSUBARCH="i386" -DNESTING=0 -D_LARGEFILE64_SOURCE  -Derrno=kernel_errno -DPATCHLEVEL=4 -DMODULE -I$(LINUX)/arch/um/include '
  36         MOD_LINK=elf_i386
  37 ;;
  38         i*86 )
  39         AC_MSG_RESULT($host_cpu)
  40         KCFLAGS='-g -O2 -Wall -Wstrict-prototypes -pipe'
  41         KCPPFLAGS='-D__KERNEL__ -DMODULE '
  42         MOD_LINK=elf_i386
  43 ;;
  44
  45         alphaev6 )
  46         AC_MSG_RESULT($host_cpu)
  47         KCFLAGS='-g -O2  -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev6'
  48         KCPPFLAGS='-D__KERNEL__ -DMODULE '
  49         MOD_LINK=elf64alpha
  50 ;;
  51
  52         alphaev67 )
  53         AC_MSG_RESULT($host_cpu)
  54         KCFLAGS='-g -O2  -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev6'
  55         KCPPFLAGS='-D__KERNEL__ -DMODULE '
  56         MOD_LINK=elf64alpha
  57 ;;
  58
  59         alpha* )
  60         AC_MSG_RESULT($host_cpu)
  61         KCFLAGS='-g -O2  -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mno-fp-regs -ffixed-8 -mcpu=ev5 -Wa,-mev5'
  62         KCPPFLAGS='-D__KERNEL__ -DMODULE '
  63         MOD_LINK=elf64alpha
  64 ;;
  65
  66         ia64 )
  67         AC_MSG_RESULT($host_cpu)
  68         KCFLAGS='-Wall -Wstrict-prototypes -Wno-trigraphs -g -O2 -fno-strict-aliasing -fno-common -pipe -ffixed-r13 -mfixed-range=f10-f15,f32-f127 -falign-functions=32 -mb-step'
  69         KCPPFLAGS='-D__KERNEL__ -DMODULE'
  70         MOD_LINK=elf64_ia64
  71 ;;
  72
  73         sparc64 )
  74         AC_MSG_RESULT($host_cpu)
  75         KCFLAGS='-Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -Wno-unused -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow -ffixed-g4 -fcall-used-g5 -fcall-used-g7 -Wno-sign-compare -Wa,--undeclared-regs'
  76         KCPPFLAGS='-D__KERNEL__'
  77         MOD_LINK=elf64_sparc
  78
  79 ;;
  80
  81         powerpc )
  82         AC_MSG_RESULT($host_cpu)
  83         KCFLAGS='-Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -D__powerpc__ -fsigned-char -msoft-float -pipe -ffixed-r2 -Wno-uninitialized -mmultiple -mstring'
  84         KCPPFLAGS='-D__KERNEL__'
  85         MOD_LINK=elf32ppclinux
  86 ;;
  87
  88         *)
  89         AC_ERROR("Unknown Linux Platform: $host_cpu")
  90 ;;
  91 esac
  92
  93 AC_MSG_CHECKING(for MODVERSIONS)
  94 if egrep -e 'MODVERSIONS.*1' $LINUX/include/linux/autoconf.h >/dev/null 2>&1;
  95 then
  96         MFLAGS="-DMODULE -DMODVERSIONS -include $LINUX/include/linux/modversions.h -DEXPORT_SYMTAB"
  97         AC_MSG_RESULT(yes)
  98 else
  99         MFLAGS=
 100         AC_MSG_RESULT(no)
 101 fi
 102
 103 AC_MSG_CHECKING(for SMP)
 104 if egrep -e SMP=y $LINUX/.config >/dev/null 2>&1; then
 105         SMPFLAG=
 106         AC_MSG_RESULT(yes)
 107 else
 108         SMPFLAG=
 109         AC_MSG_RESULT(no)
 110 fi
 111
 112 CFLAGS="$KCFLAGS $MFLAGS"
 113 ARCHCPPFLAGS="$KCPPFLAGS"