[exim.git] / src / scripts / arch-type

#! /bin/sh
# $Cambridge: exim/src/scripts/arch-type,v 1.1 2004/10/06 15:07:40 ph10 Exp $

# Shell script to determine the architecture type.

# If EXIM_ARCHTYPE is set, use it. This allows a manual override.

case "$EXIM_ARCHTYPE" in ?*) arch="$EXIM_ARCHTYPE";; esac

# Otherwise, try to get a value from the uname command. When uname -p gives
# "unknown" or something containing spaces, try -m.

case "$arch" in '') arch=`uname -p 2> /dev/null`;; esac
case "$arch" in ''|unknown|*\ *) arch=`uname -m 2> /dev/null`;; esac

# Otherwise, see if ARCHTYPE is set. Some versions of NetBSD set it to
# "NetBSD", which isn't very helpful. However, we expect uname to have
# worked under NetBSD, so this shouldn't matter.

case "$arch" in '') arch="$ARCHTYPE";; esac

# Otherwise, as a cheap test, try shell's HOSTTYPE, but as tcsh sometimes sets
# it to the OS name, ignore it if running with tcsh.

case "$SHELL" in ?*tcsh) HOSTTYPE="";; esac

case "$arch++$HOSTTYPE" in
++?*) arch="$HOSTTYPE"
      # Fix up disagreements :-)
      case "$arch" in
      sun4*)    arch=sparc;;

# Comment by Vadim Vygonets:
# Maybe sun4/sun4c/sun4m and sun4u (or whatever else they call the
# Ultras, sparc64?) should be different platforms.  Maybe not.
# NetBSD and OpenBSD (the latter is not supported) think about them
# as different platforms.  Solaris doesn't seem to.  I have no idea
# about Linux.

      sgi)      arch=mips;;
      MIPSEL)   arch=mips;;
      esac
      ;;
esac

# Give up if failed.

case "$arch" in
'') echo "" 1>&2
    echo "*** Failed to determine the machine architecture type." 1>&2
    echo "" 1>&2
    echo UnKnown
    exit 1;;
esac

# Get rid of any gash characters in the string

arch=`echo $arch | sed 's,[^-+_.a-zA-Z0-9],,g'`

# Some further fixups needed

case "$arch" in
i[3456]86*)         arch=i386;;
RISC)               arch=mips;;     # MIPS Ultrix
IP22)               arch=mips;;
9000[78][0-9][0-9]) arch=hp9000s700;;
9000[34][0-9][0-9]) arch=hp9000s400;;
3050R)              arch=3050;;
esac

# OK, the script seems to have worked. Pass the value back.

echo "$arch"

# End of arch-type
Commit	Line	Data
	1	#! /bin/sh
	2	# $Cambridge: exim/src/scripts/arch-type,v 1.1 2004/10/06 15:07:40 ph10 Exp $
	3
	4	# Shell script to determine the architecture type.
	5
	6	# If EXIM_ARCHTYPE is set, use it. This allows a manual override.
	7
	8	case "$EXIM_ARCHTYPE" in ?*) arch="$EXIM_ARCHTYPE";; esac
	9
	10	# Otherwise, try to get a value from the uname command. When uname -p gives
	11	# "unknown" or something containing spaces, try -m.
	12
	13	case "$arch" in '') arch=`uname -p 2> /dev/null`;; esac
	14	case "$arch" in ''\|unknown\|\ ) arch=`uname -m 2> /dev/null`;; esac
	15
	16	# Otherwise, see if ARCHTYPE is set. Some versions of NetBSD set it to
	17	# "NetBSD", which isn't very helpful. However, we expect uname to have
	18	# worked under NetBSD, so this shouldn't matter.
	19
	20	case "$arch" in '') arch="$ARCHTYPE";; esac
	21
	22	# Otherwise, as a cheap test, try shell's HOSTTYPE, but as tcsh sometimes sets
	23	# it to the OS name, ignore it if running with tcsh.
	24
	25	case "$SHELL" in ?*tcsh) HOSTTYPE="";; esac
	26
	27	case "$arch++$HOSTTYPE" in
	28	++?*) arch="$HOSTTYPE"
	29	# Fix up disagreements :-)
	30	case "$arch" in
	31	sun4*) arch=sparc;;
	32
	33	# Comment by Vadim Vygonets:
	34	# Maybe sun4/sun4c/sun4m and sun4u (or whatever else they call the
	35	# Ultras, sparc64?) should be different platforms. Maybe not.
	36	# NetBSD and OpenBSD (the latter is not supported) think about them
	37	# as different platforms. Solaris doesn't seem to. I have no idea
	38	# about Linux.
	39
	40	sgi) arch=mips;;
	41	MIPSEL) arch=mips;;
	42	esac
	43	;;
	44	esac
	45
	46	# Give up if failed.
	47
	48	case "$arch" in
	49	'') echo "" 1>&2
	50	echo "*** Failed to determine the machine architecture type." 1>&2
	51	echo "" 1>&2
	52	echo UnKnown
	53	exit 1;;
	54	esac
	55
	56	# Get rid of any gash characters in the string
	57
	58	arch=`echo $arch \| sed 's,[^-+_.a-zA-Z0-9],,g'`
	59
	60	# Some further fixups needed
	61
	62	case "$arch" in
	63	i[3456]86*) arch=i386;;
	64	RISC) arch=mips;; # MIPS Ultrix
	65	IP22) arch=mips;;
	66	9000[78][0-9][0-9]) arch=hp9000s700;;
	67	9000[34][0-9][0-9]) arch=hp9000s400;;
	68	3050R) arch=3050;;
	69	esac
	70
	71	# OK, the script seems to have worked. Pass the value back.
	72
	73	echo "$arch"
	74
	75	# End of arch-type