2
2
# Attempt to guess a canonical system name.
3
3
# Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
4
# 2000, 2001, 2002 Free Software Foundation, Inc.
4
# 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
8
8
# This file is free software; you can redistribute it and/or modify it
9
9
# under the terms of the GNU General Public License as published by
98
98
# Historically, `CC_FOR_BUILD' used to be named `HOST_CC'. We still
99
99
# use `HOST_CC' if defined, but it is deprecated.
101
# This shell variable is my proudest work .. or something. --bje
101
# Portable tmp directory creation inspired by the Autoconf team.
103
set_cc_for_build='tmpdir=${TMPDIR-/tmp}/config-guess-$$ ;
104
(old=`umask` && umask 077 && mkdir $tmpdir && umask $old && unset old)
105
|| (echo "$me: cannot create $tmpdir" >&2 && exit 1) ;
106
dummy=$tmpdir/dummy ;
107
files="$dummy.c $dummy.o $dummy.rel $dummy" ;
108
trap '"'"'rm -f $files; rmdir $tmpdir; exit 1'"'"' 1 2 15 ;
104
trap "exitcode=\$?; (rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null) && exit \$exitcode" 0 ;
105
trap "rm -f \$tmpfiles 2>/dev/null; rmdir \$tmp 2>/dev/null; exit 1" 1 2 13 15 ;
107
{ tmp=`(umask 077 && mktemp -d -q "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
108
{ test -n "$RANDOM" && tmp=$TMPDIR/cg$$-$RANDOM && (umask 077 && mkdir $tmp) ; } ||
109
{ tmp=$TMPDIR/cg-$$ && (umask 077 && mkdir $tmp) && echo "Warning: creating insecure temp directory" >&2 ; } ||
110
{ echo "$me: cannot create a temporary directory in $TMPDIR" >&2 ; exit 1 ; } ;
112
tmpfiles="$dummy.c $dummy.o $dummy.rel $dummy" ;
109
113
case $CC_FOR_BUILD,$HOST_CC,$CC in
110
114
,,) echo "int x;" > $dummy.c ;
111
115
for c in cc gcc c89 c99 ; do
112
if ($c $dummy.c -c -o $dummy.o) >/dev/null 2>&1 ; then
116
if ($c -c -o $dummy.o $dummy.c) >/dev/null 2>&1 ; then
113
117
CC_FOR_BUILD="$c"; break ;
117
120
if test x"$CC_FOR_BUILD" = x ; then
118
121
CC_FOR_BUILD=no_compiler_found ;
121
124
,,*) CC_FOR_BUILD=$CC ;;
122
125
,*,*) CC_FOR_BUILD=$HOST_CC ;;
126
128
# This is needed to find uname on a Pyramid OSx when run in the BSD universe.
127
129
# (ghazi@noc.rutgers.edu 1994-08-24)
181
release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
183
# Debian GNU/NetBSD machines have a different userland, and
184
# thus, need a distinct triplet. However, they do not need
185
# kernel version information, so it can be replaced with a
186
# suitable tag, in the style of linux-gnu.
187
case "${UNAME_VERSION}" in
192
release=`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
182
195
# Since CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM:
183
196
# contains redundant information, the shorter form:
184
197
# CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM is used.
227
243
if test $UNAME_RELEASE = "V4.0"; then
228
244
UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
246
# According to Compaq, /usr/sbin/psrinfo has been available on
247
# OSF/1 and Tru64 systems produced since 1995. I hope that
248
# covers most systems running today. This code pipes the CPU
249
# types through head -n 1, so we only detect the type of CPU 0.
250
ALPHA_CPU_TYPE=`/usr/sbin/psrinfo -v | sed -n -e 's/^ The alpha \(.*\) processor.*$/\1/p' | head -n 1`
251
case "$ALPHA_CPU_TYPE" in
253
UNAME_MACHINE="alpha" ;;
255
UNAME_MACHINE="alpha" ;;
256
"LCA4 (21066/21068)")
257
UNAME_MACHINE="alpha" ;;
259
UNAME_MACHINE="alphaev5" ;;
261
UNAME_MACHINE="alphaev56" ;;
263
UNAME_MACHINE="alphapca56" ;;
265
UNAME_MACHINE="alphapca57" ;;
267
UNAME_MACHINE="alphaev6" ;;
269
UNAME_MACHINE="alphaev67" ;;
271
UNAME_MACHINE="alphaev68" ;;
273
UNAME_MACHINE="alphaev68" ;;
275
UNAME_MACHINE="alphaev68" ;;
276
"EV6.9A (21264/EV69A)")
277
UNAME_MACHINE="alphaev69" ;;
279
UNAME_MACHINE="alphaev7" ;;
281
UNAME_MACHINE="alphaev79" ;;
230
283
# A Vn.n version is a released version.
231
284
# A Tn.n version is a released field test version.
232
285
# A Xn.n version is an unreleased experimental baselevel.
233
286
# 1.2 uses "1.2" for uname -r.
234
eval $set_cc_for_build
238
.byte 37,100,45,37,120,10,0 # "%d-%x\n"
245
.frame \$30,16,\$26,0
248
.long 0x47e03d80 # implver \$0
250
.long 0x47e20c21 # amask \$2,\$1
260
$CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
261
if test "$?" = 0 ; then
264
UNAME_MACHINE="alpha"
267
UNAME_MACHINE="alphaev5"
270
UNAME_MACHINE="alphaev56"
273
UNAME_MACHINE="alphapca56"
276
UNAME_MACHINE="alphaev6"
279
UNAME_MACHINE="alphaev67"
282
UNAME_MACHINE="alphaev68"
285
UNAME_MACHINE="alphaev7"
289
rm -f $dummy.s $dummy && rmdir $tmpdir
290
287
echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
292
292
Alpha\ *:Windows_NT*:*)
293
293
# How do we know it's Interix rather than the generic POSIX subsystem?
294
294
# Should we change UNAME_MACHINE based on the output of uname instead
382
388
# MiNT. But MiNT is downward compatible to TOS, so this should
384
390
atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
385
echo m68k-atari-mint${UNAME_RELEASE}
391
echo m68k-atari-mint${UNAME_RELEASE}
387
393
atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
388
394
echo m68k-atari-mint${UNAME_RELEASE}
390
396
*falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
391
echo m68k-atari-mint${UNAME_RELEASE}
397
echo m68k-atari-mint${UNAME_RELEASE}
393
399
milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
394
echo m68k-milan-mint${UNAME_RELEASE}
400
echo m68k-milan-mint${UNAME_RELEASE}
396
402
hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
397
echo m68k-hades-mint${UNAME_RELEASE}
403
echo m68k-hades-mint${UNAME_RELEASE}
399
405
*:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
400
echo m68k-unknown-mint${UNAME_RELEASE}
406
echo m68k-unknown-mint${UNAME_RELEASE}
402
408
powerpc:machten:*:*)
403
409
echo powerpc-apple-machten${UNAME_RELEASE}
440
$CC_FOR_BUILD $dummy.c -o $dummy \
446
$CC_FOR_BUILD -o $dummy $dummy.c \
441
447
&& $dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \
442
&& rm -f $dummy.c $dummy && rmdir $tmpdir && exit 0
443
rm -f $dummy.c $dummy && rmdir $tmpdir
444
449
echo mips-mips-riscos${UNAME_RELEASE}
446
451
Motorola:PowerMAX_OS:*:*)
447
452
echo powerpc-motorola-powermax
449
Night_Hawk:*:*:PowerMAX_OS)
454
Motorola:*:4.3:PL8-*)
455
echo powerpc-harris-powermax
457
Night_Hawk:*:*:PowerMAX_OS | Synergy:PowerMAX_OS:*:*)
450
458
echo powerpc-harris-powermax
452
460
Night_Hawk:Power_UNIX:*:*)
573
580
9000/[678][0-9][0-9])
574
581
if [ -x /usr/bin/getconf ]; then
575
582
sc_cpu_version=`/usr/bin/getconf SC_CPU_VERSION 2>/dev/null`
576
sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
577
case "${sc_cpu_version}" in
578
523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0
579
528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1
580
532) # CPU_PA_RISC2_0
581
case "${sc_kernel_bits}" in
582
32) HP_ARCH="hppa2.0n" ;;
583
64) HP_ARCH="hppa2.0w" ;;
583
sc_kernel_bits=`/usr/bin/getconf SC_KERNEL_BITS 2>/dev/null`
584
case "${sc_cpu_version}" in
585
523) HP_ARCH="hppa1.0" ;; # CPU_PA_RISC1_0
586
528) HP_ARCH="hppa1.1" ;; # CPU_PA_RISC1_1
587
532) # CPU_PA_RISC2_0
588
case "${sc_kernel_bits}" in
589
32) HP_ARCH="hppa2.0n" ;;
590
64) HP_ARCH="hppa2.0w" ;;
584
591
'') HP_ARCH="hppa2.0" ;; # HP-UX 10.20
588
595
if [ "${HP_ARCH}" = "" ]; then
589
596
eval $set_cc_for_build
590
597
sed 's/^ //' << EOF >$dummy.c
598
#if defined(_SC_KERNEL_BITS)
599
long bits = sysconf(_SC_KERNEL_BITS);
601
long cpu = sysconf (_SC_CPU_VERSION);
605
case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
606
case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
608
#if defined(_SC_KERNEL_BITS)
611
case 64: puts ("hppa2.0w"); break;
612
case 32: puts ("hppa2.0n"); break;
613
default: puts ("hppa2.0"); break;
615
#else /* !defined(_SC_KERNEL_BITS) */
616
puts ("hppa2.0"); break;
618
default: puts ("hppa1.0"); break;
605
#if defined(_SC_KERNEL_BITS)
606
long bits = sysconf(_SC_KERNEL_BITS);
608
long cpu = sysconf (_SC_CPU_VERSION);
612
case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
613
case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
615
#if defined(_SC_KERNEL_BITS)
618
case 64: puts ("hppa2.0w"); break;
619
case 32: puts ("hppa2.0n"); break;
620
default: puts ("hppa2.0"); break;
622
#else /* !defined(_SC_KERNEL_BITS) */
623
puts ("hppa2.0"); break;
625
default: puts ("hppa1.0"); break;
623
(CCOPTS= $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null) && HP_ARCH=`$dummy`
624
if test -z "$HP_ARCH"; then HP_ARCH=hppa; fi
625
rm -f $dummy.c $dummy && rmdir $tmpdir
630
(CCOPTS= $CC_FOR_BUILD -o $dummy $dummy.c 2>/dev/null) && HP_ARCH=`$dummy`
631
test -z "$HP_ARCH" && HP_ARCH=hppa
634
if [ ${HP_ARCH} = "hppa2.0w" ]
636
# avoid double evaluation of $set_cc_for_build
637
test -n "$CC_FOR_BUILD" || eval $set_cc_for_build
638
if echo __LP64__ | (CCOPTS= $CC_FOR_BUILD -E -) | grep __LP64__ >/dev/null
628
645
echo ${HP_ARCH}-hp-hpux${HPUX_REV}
690
706
C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
691
707
echo c1-convex-bsd
693
709
C2*:ConvexOS:*:* | convex:ConvexOS:C2*:*)
694
710
if getsysinfo -f scalar_acc
695
711
then echo c32-convex-bsd
696
712
else echo c2-convex-bsd
699
715
C34*:ConvexOS:*:* | convex:ConvexOS:C34*:*)
700
716
echo c34-convex-bsd
702
718
C38*:ConvexOS:*:* | convex:ConvexOS:C38*:*)
703
719
echo c38-convex-bsd
705
721
C4*:ConvexOS:*:* | convex:ConvexOS:C4*:*)
706
722
echo c4-convex-bsd
709
725
echo ymp-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
727
740
echo sv1-cray-unicos${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
730
echo nv1-cray-unicosmp | sed -e 's/\.[^.]*$/.X/'
743
echo nv1-cray-unicosmp${UNAME_RELEASE} | sed -e 's/\.[^.]*$/.X/'
732
745
F30[01]:UNIX_System_V:*:* | F700:UNIX_System_V:*:*)
733
746
FUJITSU_PROC=`uname -m | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
734
FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
735
FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
736
echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
747
FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
748
FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
749
echo "${FUJITSU_PROC}-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
751
5000:UNIX_System_V:4.*:*)
752
FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
753
FUJITSU_REL=`echo ${UNAME_RELEASE} | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/ /_/'`
754
echo "sparc-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
738
756
i*86:BSD/386:*:* | i*86:BSD/OS:*:* | *:Ascend\ Embedded/OS:*:*)
739
757
echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
758
776
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^LIBC=`
759
rm -f $dummy.c && rmdir $tmpdir
760
echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`${LIBC:+-$LIBC}
777
# GNU/KFreeBSD systems have a "k" prefix to indicate we are using
778
# FreeBSD's kernel, but not the complete OS.
779
case ${LIBC} in gnu) kernel_only='k' ;; esac
780
echo ${UNAME_MACHINE}-unknown-${kernel_only}freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`${LIBC:+-$LIBC}
763
783
echo ${UNAME_MACHINE}-pc-cygwin
769
789
echo ${UNAME_MACHINE}-pc-pw32
772
echo i386-pc-interix3
792
echo i586-pc-interix${UNAME_RELEASE}|sed -e 's/\..*//'
794
[345]86:Windows_95:* | [345]86:Windows_98:* | [345]86:Windows_NT:*)
795
echo i${UNAME_MACHINE}-pc-mks
774
797
i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
775
798
# How do we know it's Interix rather than the generic POSIX subsystem?
776
799
# It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
777
800
# UNAME_MACHINE based on the output of uname instead of i386?
781
804
echo ${UNAME_MACHINE}-pc-uwin
787
810
echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
790
814
echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
817
# other systems with GNU libc and userland
818
echo ${UNAME_MACHINE}-unknown-`echo ${UNAME_SYSTEM} | sed 's,^[^/]*/,,' | tr '[A-Z]' '[a-z]'``echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`-gnu
793
821
echo ${UNAME_MACHINE}-pc-minix
796
824
echo ${UNAME_MACHINE}-unknown-linux-gnu
827
echo cris-axis-linux-gnu
799
830
echo ${UNAME_MACHINE}-unknown-linux-gnu
820
851
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=`
821
rm -f $dummy.c && rmdir $tmpdir
822
test x"${CPU}" != x && echo "${CPU}-pc-linux-gnu" && exit 0
852
test x"${CPU}" != x && echo "${CPU}-unknown-linux-gnu" && exit 0
855
eval $set_cc_for_build
856
sed 's/^ //' << EOF >$dummy.c
860
#if defined(__MIPSEL__) || defined(__MIPSEL) || defined(_MIPSEL) || defined(MIPSEL)
863
#if defined(__MIPSEB__) || defined(__MIPSEB) || defined(_MIPSEB) || defined(MIPSEB)
870
eval `$CC_FOR_BUILD -E $dummy.c 2>/dev/null | grep ^CPU=`
871
test x"${CPU}" != x && echo "${CPU}-unknown-linux-gnu" && exit 0
825
874
echo powerpc-unknown-linux-gnu
925
979
echo i386-sequent-sysv4
927
981
i*86:UNIX_SV:4.2MP:2.*)
928
# Unixware is an offshoot of SVR4, but it has its own version
929
# number series starting with 2...
930
# I am not positive that other SVR4 systems won't match this,
982
# Unixware is an offshoot of SVR4, but it has its own version
983
# number series starting with 2...
984
# I am not positive that other SVR4 systems won't match this,
931
985
# I just have to hope. -- rms.
932
# Use sysv4.2uw... so that sysv4* matches it.
986
# Use sysv4.2uw... so that sysv4* matches it.
933
987
echo ${UNAME_MACHINE}-pc-sysv4.2uw${UNAME_VERSION}
990
# If we were able to find `uname', then EMX Unix compatibility
991
# is probably installed.
992
echo ${UNAME_MACHINE}-pc-os2-emx
995
echo ${UNAME_MACHINE}-unknown-stop
998
echo ${UNAME_MACHINE}-unknown-atheos
1001
echo ${UNAME_MACHINE}-pc-syllable
1003
i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*)
1004
echo i386-unknown-lynxos${UNAME_RELEASE}
1007
echo ${UNAME_MACHINE}-pc-msdosdjgpp
935
1009
i*86:*:4.*:* | i*86:SYSTEM_V:4.*:*)
936
1010
UNAME_REL=`echo ${UNAME_RELEASE} | sed 's/\/MP$//'`
937
1011
if grep Novell /usr/include/link.h >/dev/null 2>/dev/null; then
966
1040
echo ${UNAME_MACHINE}-pc-sysv32
970
echo ${UNAME_MACHINE}-pc-msdosdjgpp
973
1044
# Left here for compatibility:
974
# uname -m prints for DJGPP always 'pc', but it prints nothing about
975
# the processor, so we play safe by assuming i386.
1045
# uname -m prints for DJGPP always 'pc', but it prints nothing about
1046
# the processor, so we play safe by assuming i386.
976
1047
echo i386-pc-msdosdjgpp
978
1049
Intel:Mach:3*:*)
979
1050
echo i386-pc-mach3
993
1064
echo m68010-convergent-sysv
1066
mc68k:UNIX:SYSTEM5:3.51m)
1067
echo m68k-convergent-sysv
995
1072
M68*:*:R3V[567]*:*)
996
1073
test -r /sysV68 && echo 'm68k-motorola-sysv' && exit 0 ;;
997
3[34]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0)
1074
3[345]??:*:4.0:3.0 | 3[34]??A:*:4.0:3.0 | 3[34]??,*:*:4.0:3.0 | 3[34]??/*:*:4.0:3.0 | 4400:*:4.0:3.0 | 4850:*:4.0:3.0 | SKA40:*:4.0:3.0 | SDS2:*:4.0:3.0 | SHG2:*:4.0:3.0)
999
1076
test -r /etc/.relid \
1000
1077
&& OS_REL=.`sed -n 's/[^ ]* [^ ]* \([0-9][0-9]\).*/\1/p' < /etc/.relid`
1003
1080
/bin/uname -p 2>/dev/null | /bin/grep entium >/dev/null \
1004
1081
&& echo i586-ncr-sysv4.3${OS_REL} && exit 0 ;;
1005
1082
3[34]??:*:4.0:* | 3[34]??,*:*:4.0:*)
1006
/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1007
&& echo i486-ncr-sysv4 && exit 0 ;;
1083
/bin/uname -p 2>/dev/null | grep 86 >/dev/null \
1084
&& echo i486-ncr-sysv4 && exit 0 ;;
1008
1085
m68*:LynxOS:2.*:* | m68*:LynxOS:3.0*:*)
1009
1086
echo m68k-unknown-lynxos${UNAME_RELEASE}
1011
1088
mc68030:UNIX_System_V:4.*:*)
1012
1089
echo m68k-atari-sysv4
1014
i*86:LynxOS:2.*:* | i*86:LynxOS:3.[01]*:* | i*86:LynxOS:4.0*:*)
1015
echo i386-unknown-lynxos${UNAME_RELEASE}
1017
1091
TSUNAMI:LynxOS:2.*:*)
1018
1092
echo sparc-unknown-lynxos${UNAME_RELEASE}
1092
1169
echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
1095
echo `uname -p`-apple-darwin${UNAME_RELEASE}
1173
*86) UNAME_PROCESSOR=i686 ;;
1174
powerpc) UNAME_PROCESSOR=powerpc ;;
1176
echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
1097
1178
*:procnto*:*:* | *:QNX:[0123456789]*:*)
1098
1179
UNAME_PROCESSOR=`uname -p`