2 # Configuration validation subroutine script, version 1.1.
3 # Copyright (C) 1991, 92, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
4 # This file is (in principle) common to ALL GNU software.
5 # The presence of a machine in this file suggests that SOME GNU software
6 # can handle that machine. It does not imply ALL GNU software can.
8 # This file is free software; you can redistribute it and/or modify
9 # it under the terms of the GNU General Public License as published by
10 # the Free Software Foundation; either version 2 of the License, or
11 # (at your option) any later version.
13 # This program is distributed in the hope that it will be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write to the Free Software
20 # Foundation, Inc., 59 Temple Place - Suite 330,
21 # Boston, MA 02111-1307, USA.
23 # As a special exception to the GNU General Public License, if you
24 # distribute this file as part of a program that contains a
25 # configuration script generated by Autoconf, you may include it under
26 # the same distribution terms that you use for the rest of that program.
28 # Configuration subroutine to validate and canonicalize a configuration type.
29 # Supply the specified configuration type as an argument.
30 # If it is invalid, we print an error message on stderr and exit with code 1.
31 # Otherwise, we print the canonical config type on stdout and succeed.
33 # This file is supposed to be the same for all GNU packages
34 # and recognize all the CPU types, system types and aliases
35 # that are meaningful with *any* GNU software.
36 # Each package is responsible for reporting which valid configurations
37 # it does not support. The user should be able to distinguish
38 # a failure to support a valid configuration from a meaningless
41 # The goal of this file is to map all the various variations of a given
42 # machine specification into a single specification in the form:
43 # CPU_TYPE-MANUFACTURER-OPERATING_SYSTEM
44 # or in some cases, the newer four-part form:
45 # CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
46 # It is wrong to echo any other type of specification.
50 echo Configuration name missing.
1>&2
51 echo "Usage: $0 CPU-MFR-OPSYS" 1>&2
52 echo "or $0 ALIAS" 1>&2
53 echo where ALIAS is a recognized configuration
type.
1>&2
57 # First pass through any local machine types.
67 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
68 # Here we must recognize all the valid KERNEL-OS combinations.
69 maybe_os
=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
73 basic_machine
=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
76 basic_machine
=`echo $1 | sed 's/-[^-]*$//'`
77 if [ $basic_machine != $1 ]
78 then os
=`echo $1 | sed 's/.*-/-/'`
83 ### Let's recognize common machines as not being operating systems so
84 ### that things like config.sub decstation-3100 work. We also
85 ### recognize some manufacturers as not being operating systems, so we
86 ### can provide default operating systems below.
89 # Prevent following clause from handling this invalid input.
91 -dec* |
-mips* |
-sequent* |
-encore* |
-pc532* |
-sgi* |
-sony* | \
92 -att* |
-7300* |
-3300* |
-delta* |
-motorola* |
-sun[234]* | \
93 -unicom* |
-ibm* |
-next |
-hp |
-isi* |
-apollo |
-altos* | \
94 -convergent* |
-ncr* |
-news |
-32* |
-3600* |
-3100* |
-hitachi* |\
95 -c[123]* |
-convex* |
-sun |
-crds |
-omron* |
-dg |
-ultra |
-tti* | \
96 -harris |
-dolphin |
-highlevel |
-gould |
-cbm |
-ns |
-masscomp | \
101 -sim |
-cisco |
-oki |
-wec |
-winbond ) # CYGNUS LOCAL
105 -scout) # CYGNUS LOCAL
116 basic_machine
=`echo $1 | sed -e 's/86-.*/86-pc/'`
120 basic_machine
=`echo $1 | sed -e 's/86-.*/86-pc/'`
123 os
=`echo $os | sed -e 's/sco3.2./sco3.2v/'`
124 basic_machine
=`echo $1 | sed -e 's/86-.*/86-pc/'`
127 # Don't forget version if it is 3.2v4 or newer.
128 basic_machine
=`echo $1 | sed -e 's/86-.*/86-pc/'`
132 basic_machine
=`echo $1 | sed -e 's/86-.*/86-pc/'`
136 basic_machine
=`echo $1 | sed -e 's/86-.*/86-pc/'`
139 basic_machine
=clipper-intergraph
142 basic_machine
=`echo $1 | sed -e 's/86-.*/86-pc/'`
148 basic_machine
=`echo $1 | sed -e 's/86-.*/86-sequent/'`
151 os
=`echo $os | sed -e 's/windowsnt/winnt/'`
158 # Decode aliases for certain CPU-COMPANY combinations.
159 case $basic_machine in
160 # Recognize the basic CPU types without company name.
161 # Some are omitted here because they have special meanings below.
162 tahoe | i860 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
163 | arme
[lb
] | pyramid | mn10200 | mn10300 \
164 | tron | a29k |
580 | i960 | h8300 | hppa | hppa1.0 | hppa1.1 \
165 | alpha | alphaev5 | alphaev56 | we32k | ns16k | clipper \
166 | i370 | sh | powerpc | powerpcle |
1750a | dsp16xx | pdp11 \
167 | mips64 | mipsel | mips64el | mips64orion | mips64orionel \
168 | mipstx39 | mipstx39el \
169 | sparc | sparclet | sparclite | sparc64 | v850
)
170 basic_machine
=$basic_machine-unknown
172 m88110 | m680
[01234]0 | m683?
2 | m68360 | z8k | v70 | h8500 | w65
) # CYGNUS LOCAL
173 basic_machine
=$basic_machine-unknown
175 mips64vr4300 | mips64vr4300el
) # CYGNUS LOCAL jsmith/vr4300
176 basic_machine
=$basic_machine-unknown
178 mips64vr4100 | mips64vr4100el
) # CYGNUS LOCAL jsmith/vr4100
179 basic_machine
=$basic_machine-unknown
181 mips64vr5000 | mips64vr5000el
) # CYGNUS LOCAL ian/vr5000
182 basic_machine
=$basic_machine-unknown
184 mips16
) # CYGNUS LOCAL krk/mips16
185 basic_machine
=$basic_machine-unknown
187 d10v
) # CYGNUS LOCAL meissner/d10v
188 basic_machine
=$basic_machine-unknown
190 # We use `pc' rather than `unknown'
191 # because (1) that's what they normally are, and
192 # (2) the word "unknown" tends to confuse beginning users.
194 basic_machine
=$basic_machine-pc
196 # Object if more than one company name word.
198 echo Invalid configuration \
`$1\': machine \`$basic_machine\' not recognized
1>&2
201 # Recognize the basic CPU types with company name.
202 vax-
* | tahoe-
* | i
[3456]86-* | i860-
* | m32r-
* | m68k-
* | m68000-
* \
203 | m88k-
* | sparc-
* | ns32k-
* | fx80-
* | arc-
* | arm-
* | c
[123]* \
204 | mips-
* | pyramid-
* | tron-
* | a29k-
* | romp-
* | rs6000-
* \
205 | power-
* | none-
* |
580-* | cray2-
* | h8300-
* | i960-
* \
206 | xmp-
* | ymp-
* | hppa-
* | hppa1.0
-* | hppa1.1
-* \
207 | alpha-
* | alphaev5-
* | alphaev56-
* | we32k-
* | cydra-
* \
208 | ns16k-
* | pn-
* | np1-
* | xps100-
* | clipper-
* | orion-
* \
209 | sparclite-
* | pdp11-
* | sh-
* | powerpc-
* | powerpcle-
* \
210 | sparc64-
* | mips64-
* | mipsel-
* \
211 | mips64el-
* | mips64orion-
* | mips64orionel-
* \
212 | mipstx39-
* | mipstx39el-
* \
215 m88110-
* | m680
[01234]0-* | m683?
2-* | m68360-
* | z8k-
* | h8500-
* | d10v-
*) # CYGNUS LOCAL
217 mips64vr4300-
* | mips64vr4300el-
*) # CYGNUS LOCAL jsmith/vr4300
219 mips64vr4100-
* | mips64vr4100el-
*) # CYGNUS LOCAL jsmith/vr4100
221 mips16-
*) # CYGNUS LOCAL krk/mips16
223 # Recognize the various machine names and aliases which stand
224 # for a CPU type and a company and sometimes even an OS.
225 386bsd
) # CYGNUS LOCAL
226 basic_machine
=i386-unknown
229 3b1 |
7300 |
7300-att | att-7300 | pc7300 | safari | unixpc
)
230 basic_machine
=m68000-att
233 basic_machine
=we32k-att
235 a29khif
) # CYGNUS LOCAL
236 basic_machine
=a29k-amd
239 adobe68k
) # CYGNUS LOCAL
240 basic_machine
=m68010-adobe
244 basic_machine
=fx80-alliant
247 basic_machine
=m68k-altos
250 basic_machine
=a29k-none
254 basic_machine
=580-amdahl
258 basic_machine
=m68k-cbm
261 basic_machine
=m68k-cbm
265 basic_machine
=m68k-cbm
269 basic_machine
=m68k-apollo
272 apollo68bsd
) # CYGNUS LOCAL
273 basic_machine
=m68k-apollo
277 basic_machine
=m68k-apple
281 basic_machine
=ns32k-sequent
285 basic_machine
=c1-convex
289 basic_machine
=c2-convex
293 basic_machine
=c32-convex
297 basic_machine
=c34-convex
301 basic_machine
=c38-convex
305 basic_machine
=ymp-cray
309 basic_machine
=cray2-cray
313 basic_machine
=c90-cray
317 basic_machine
=m68k-crds
320 basic_machine
=m68k-da30
322 decstation | decstation-3100 | pmax | pmax-
* | pmin | dec3100 | decstatn
)
323 basic_machine
=mips-dec
325 delta |
3300 | motorola-3300 | motorola-delta \
326 |
3300-motorola | delta-motorola
)
327 basic_machine
=m68k-motorola
330 basic_machine
=m88k-motorola
334 basic_machine
=rs6000-bull
338 basic_machine
=m68k-bull
342 basic_machine
=a29k-amd
346 basic_machine
=elxsi-elxsi
349 encore | umax | mmax
)
350 basic_machine
=ns32k-encore
352 es1800 | OSE68k | ose68k | ose | OSE
) # CYGNUS LOCAL
353 basic_machine
=m68k-ericsson
357 basic_machine
=i860-alliant
360 basic_machine
=ns32k-ns
363 basic_machine
=tron-gmicro
367 basic_machine
=hppa1.1
-hitachi
371 basic_machine
=h8300-hitachi
374 h8300xray
) # CYGNUS LOCAL
375 basic_machine
=h8300-hitachi
378 h8500hms
) # CYGNUS LOCAL
379 basic_machine
=h8500-hitachi
383 basic_machine
=m88k-harris
387 basic_machine
=m68k-hp
390 basic_machine
=m68k-hp
394 basic_machine
=m68k-hp
397 w89k-
*) # CYGNUS LOCAL
398 basic_machine
=hppa1.1
-winbond
401 op50n-
*) # CYGNUS LOCAL
402 basic_machine
=hppa1.1
-oki
405 op60c-
*) # CYGNUS LOCAL
406 basic_machine
=hppa1.1
-oki
409 hppro
) # CYGNUS LOCAL
410 basic_machine
=hppa1.1
-hp
413 hp9k2
[0-9][0-9] | hp9k31
[0-9])
414 basic_machine
=m68000-hp
417 basic_machine
=m68k-hp
419 hp9k6
[0-9][0-9] | hp6
[0-9][0-9] )
420 basic_machine
=hppa1.0
-hp
422 hp9k7
[0-79][0-9] | hp7
[0-79][0-9] )
423 basic_machine
=hppa1.1
-hp
425 hp9k78
[0-9] | hp78
[0-9] )
426 # FIXME: really hppa2.0-hp
427 basic_machine
=hppa1.1
-hp
429 hp9k8
[67]1 | hp8
[67]1 | hp9k80
[24] | hp80
[24] | \
430 hp9k8
[78]9 | hp8
[78]9 | hp9k893 | hp893
)
431 # FIXME: really hppa2.0-hp
432 basic_machine
=hppa1.1
-hp
434 hp9k8
[0-9][13679] | hp8
[0-9][13679] )
435 basic_machine
=hppa1.1
-hp
437 hp9k8
[0-9][0-9] | hp8
[0-9][0-9])
438 basic_machine
=hppa1.0
-hp
443 hppaosf
) # CYGNUS LOCAL
444 basic_machine
=hppa1.1
-hp
448 basic_machine
=i370-ibm
451 # I'm not sure what "Sysv32" means. Should this be sysv3.2?
453 basic_machine
=`echo $1 | sed -e 's/86.*/86-pc/'`
457 basic_machine
=`echo $1 | sed -e 's/86.*/86-pc/'`
461 basic_machine
=`echo $1 | sed -e 's/86.*/86-pc/'`
465 basic_machine
=`echo $1 | sed -e 's/86.*/86-pc/'`
468 i386mach
) # CYGNUS LOCAL
469 basic_machine
=i386-mach
472 i386-vsta | vsta
) # CYGNUS LOCAL
473 basic_machine
=i386-unknown
476 i386-go32 | go32
) # CYGNUS LOCAL
477 basic_machine
=i386-unknown
480 i386-mingw32 | mingw32
)
481 basic_machine
=i386-unknown
485 basic_machine
=mips-sgi
495 basic_machine
=m68k-isi
499 basic_machine
=m88k-omron
502 basic_machine
=mips-mips
506 basic_machine
=ns32k-utek
510 basic_machine
=m68000-convergent
513 basic_machine
=mipsel-unknown
517 basic_machine
=mips-unknown
521 basic_machine
=`echo $basic_machine | sed -e 's/mips3/mips64/'`
524 basic_machine
=`echo $basic_machine | sed -e 's/mips3/mips64/'`-unknown
526 monitor
) # CYGNUS LOCAL
527 basic_machine
=m68k-rom68k
530 msdos
) # CYGNUS LOCAL
531 basic_machine
=i386-unknown
535 basic_machine
=i486-ncr
539 basic_machine
=i386-unknown
# CYGNUS LOCAL
542 news | news700 | news800 | news900
)
543 basic_machine
=m68k-sony
547 basic_machine
=m68030-sony
550 news-3600 | risc-news
)
551 basic_machine
=mips-sony
554 necv70
) # CYGNUS LOCAL
555 basic_machine
=v70-nec
559 basic_machine
=m68k-next
572 basic_machine
=m68k-harris
576 basic_machine
=m88k-harris
580 basic_machine
=i960-intel
583 mon960
) # CYGNUS LOCAL
584 basic_machine
=i960-intel
588 basic_machine
=np1-gould
590 OSE68000 | ose68000
) # CYGNUS LOCAL
591 basic_machine
=m68000-ericsson
594 os68k
) # CYGNUS LOCAL
595 basic_machine
=m68k-none
599 basic_machine
=hppa1.1
-hitachi
603 basic_machine
=i860-intel
607 basic_machine
=sparc-tti
610 basic_machine
=m68k-tti
613 basic_machine
=ns32k-pc532
616 basic_machine
=i586-intel
619 basic_machine
=i686-intel
622 basic_machine
=i586-
`echo $basic_machine | sed 's/^[^-]*-//'`
625 basic_machine
=i686-
`echo $basic_machine | sed 's/^[^-]*-//'`
628 # We don't have specific support for AMD's K5 yet, so just call it a Pentium
629 basic_machine
=i586-amd
632 # We don't have specific support for Nexgen yet, so just call it a Pentium
633 basic_machine
=i586-nexgen
636 basic_machine
=pn-gould
638 power
) basic_machine
=rs6000-ibm
640 ppc
) basic_machine
=powerpc-unknown
642 ppc-
*) basic_machine
=powerpc-
`echo $basic_machine | sed 's/^[^-]*-//'`
644 ppcle | powerpclittle | ppc-le | powerpc-little
)
645 basic_machine
=powerpcle-unknown
647 ppcle-
* | powerpclittle-
*)
648 basic_machine
=powerpcle-
`echo $basic_machine | sed 's/^[^-]*-//'`
651 basic_machine
=i386-ibm
653 rom68k
) # CYGNUS LOCAL
654 basic_machine
=m68k-rom68k
658 basic_machine
=mips-siemens
661 basic_machine
=romp-ibm
663 sa29200
) # CYGNUS LOCAL
664 basic_machine
=a29k-amd
668 basic_machine
=i386-sequent
671 basic_machine
=sh-hitachi
674 sparclite-wrs
) # CYGNUS LOCAL
675 basic_machine
=sparclite-wrs
679 basic_machine
=m68k-bull
683 basic_machine
=spur-unknown
685 st2000
) # CYGNUS LOCAL
686 basic_machine
=m68k-tandem
688 stratus
) # CYGNUS LOCAL
689 basic_machine
=i860-stratus
693 basic_machine
=m68000-sun
696 basic_machine
=m68000-sun
700 basic_machine
=m68000-sun
704 basic_machine
=m68k-sun
708 basic_machine
=m68k-sun
712 basic_machine
=sparc-sun
716 basic_machine
=sparc-sun
720 basic_machine
=sparc-sun
724 basic_machine
=m68k-sun
727 basic_machine
=sparc-sun
729 sun386 | sun386i | roadrunner
)
730 basic_machine
=i386-sun
733 basic_machine
=i386-sequent
737 basic_machine
=mipstx39-unknown
740 basic_machine
=mipstx39el-unknown
743 basic_machine
=m68k-ncr
746 basic_machine
=a29k-amd
750 basic_machine
=a29k-nyu
753 v810 | necv810
) # CYGNUS LOCAL
754 basic_machine
=v810-nec
758 basic_machine
=vax-dec
762 basic_machine
=vax-dec
766 basic_machine
=f301-fujitsu
769 basic_machine
=i960-wrs
773 basic_machine
=m68k-wrs
777 basic_machine
=a29k-wrs
781 basic_machine
=w65-wdc
785 basic_machine
=xmp-cray
789 basic_machine
=xps100-honeywell
791 z8k-
*-coff) # CYGNUS LOCAL
792 basic_machine
=z8k-unknown
796 basic_machine
=none-none
800 # Here we handle the default manufacturer of certain CPU types. It is in
801 # some cases the only manufacturer, in others, it is the most popular.
803 basic_machine
=hppa1.1
-winbond
805 op50n
) # CYGNUS LOCAL
806 basic_machine
=hppa1.1
-oki
808 op60c
) # CYGNUS LOCAL
809 basic_machine
=hppa1.1
-oki
812 if [ x
$os = x-linux-gnu
]; then
813 basic_machine
=mips-unknown
815 basic_machine
=mips-mips
819 basic_machine
=romp-ibm
822 basic_machine
=rs6000-ibm
825 basic_machine
=vax-dec
828 basic_machine
=pdp11-dec
831 basic_machine
=we32k-att
834 basic_machine
=sparc-sun
837 basic_machine
=cydra-cydrome
840 basic_machine
=orion-highlevel
843 basic_machine
=clipper-highlevel
845 mac | mpw | mac-mpw
) # CYGNUS LOCAL
846 basic_machine
=m68k-apple
848 pmac | pmac-mpw
) # CYGNUS LOCAL
849 basic_machine
=powerpc-apple
852 echo Invalid configuration \
`$1\': machine \`$basic_machine\' not recognized
1>&2
857 # Here we canonicalize certain aliases for manufacturers.
858 case $basic_machine in
860 basic_machine
=`echo $basic_machine | sed 's/digital.*/dec/'`
863 basic_machine
=`echo $basic_machine | sed 's/commodore.*/cbm/'`
869 # Decode manufacturer-specific aliases for certain operating systems.
874 # First match some system type aliases
875 # that might get confused with valid system types.
876 # -solaris* is a basic system type, with this one exception.
877 -solaris1 |
-solaris1.
*)
878 os
=`echo $os | sed -e 's|solaris1|sunos4|'`
887 os
=`echo $os | sed -e 's|gnu/linux|linux-gnu|'`
889 # First accept the basic system types.
890 # The portable systems comes first.
891 # Each alternative MUST END IN A *, to match a version number.
892 # -sysv* is not here because it comes later, after sysvr4.
893 -gnu* |
-bsd* |
-mach* |
-minix* |
-genix* |
-ultrix* |
-irix* \
894 |
-*vms
* |
-sco* |
-esix* |
-isc* |
-aix* |
-sunos |
-sunos[34]*\
895 |
-hpux* |
-unos* |
-osf* |
-luna* |
-dgux* |
-solaris* |
-sym* \
896 |
-amigaos* |
-amigados* |
-msdos* |
-newsos* |
-unicos* |
-aof* \
898 |
-nindy* |
-vxsim* |
-vxworks* |
-ebmon* |
-hms* |
-mvs* \
899 |
-clix* |
-riscos* |
-uniplus* |
-iris* |
-rtu* |
-xenix* \
900 |
-hiux* |
-386bsd* |
-netbsd* |
-openbsd* |
-freebsd* |
-riscix* \
901 |
-lynxos* |
-bosx* |
-nextstep* |
-cxux* |
-aout* |
-elf* \
902 |
-ptx* |
-coff* |
-ecoff* |
-winnt* |
-domain* |
-vsta* \
903 |
-udi* |
-eabi* |
-lites* |
-ieee* |
-go32* |
-aux* \
904 |
-cygwin32* |
-pe* |
-psos* |
-moss* |
-proelf* |
-rtems* \
905 |
-mingw32* |
-linux-gnu* |
-uxpv*)
906 # Remember, each alternative MUST END IN *, to match a version number.
909 -sim |
-es1800* |
-hms* |
-xray |
-os68k* |
-none* |
-v88r* \
910 |
-windows* |
-osx |
-abug |
-netware* |
-os9* |
-beos* \
911 |
-macos* |
-mpw* |
-magic* |
-mon960* |
-lnews* )
914 os
=`echo $os | sed -e 's|mac|macos|'`
918 os
=`echo $os | sed -e 's|linux|linux-gnu|'`
921 os
=`echo $os | sed -e 's|sunos5|solaris2|'`
924 os
=`echo $os | sed -e 's|sunos6|solaris3|'`
941 -386bsd) # CYGNUS LOCAL
950 # Preserve the version number of sinix5.
952 os
=`echo $os | sed -e 's|sinix|sysv|'`
972 # This must come after -sysvr4.
975 -ose*) # CYGNUS LOCAL
978 -es1800*) # CYGNUS LOCAL
987 # Get rid of the `-' at the beginning of $os.
988 os
=`echo $os | sed 's/[^-]*-//'`
989 echo Invalid configuration \
`$1\': system \`$os\' not recognized
1>&2
995 # Here we handle the default operating systems that come with various machines.
996 # The value should be what the vendor currently ships out the door with their
997 # machine or put another way, the most popular os provided with the machine.
999 # Note that if you're going to try to match "-MANUFACTURER" here (say,
1000 # "-sun"), then you have to tell the case statement up towards the top
1001 # that MANUFACTURER isn't an operating system. Otherwise, code above
1002 # will signal an error saying that MANUFACTURER isn't an operating
1003 # system, and we'll never get to this point.
1005 case $basic_machine in
1026 # This also exists in the configure program, but was not the
1030 m68
*-cisco) # CYGNUS LOCAL
1033 mips
*-cisco) # CYGNUS LOCAL
1036 mips
*-*) # CYGNUS LOCAL
1039 *-tti) # must be before sparc entry or we get the wrong os.
1045 *-be) # CYGNUS LOCAL
1051 *-wec) # CYGNUS LOCAL
1054 *-winbond) # CYGNUS LOCAL
1057 *-oki) # CYGNUS LOCAL
1066 i860-
* |
*-att |
*-ncr |
*-altos |
*-motorola |
*-convergent)
1123 *-rom68k) # CYGNUS LOCAL
1126 *-*bug
) # CYGNUS LOCAL
1129 *-apple) # CYGNUS LOCAL
1138 # Here we handle the case where we know the os, and the CPU type, but not the
1139 # manufacturer. We pick the logical manufacturer.
1141 case $basic_machine in
1153 -beos*) # CYGNUS LOCAL
1180 -vxsim* |
-vxworks*)
1186 -hms*) # CYGNUS LOCAL
1189 -mpw* |
-macos*) # CYGNUS LOCAL
1193 basic_machine
=`echo $basic_machine | sed "s/unknown/$vendor/"`
1197 echo $basic_machine$os