Better exception handling.

1 files changed, 72 insertions, 166 deletions

diff --git a/config.sub b/config.sub
index a06a480..c8e7785 100755
--- a/config.sub
+++ b/config.sub
@@ -1,10 +1,8 @@
 #! /bin/sh
-# Configuration validation subroutine script.
-#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
+# Configuration validation subroutine script, version 1.1.
+#   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000
 #   Free Software Foundation, Inc.
-
-timestamp='2001-04-20'
-
+#
 # This file is (in principle) common to ALL GNU software.
 # The presence of a machine in this file suggests that SOME GNU software
 # can handle that machine.  It does not imply ALL GNU software can.
@@ -29,6 +27,7 @@ timestamp='2001-04-20'
 # configuration script generated by Autoconf, you may include it under
 # the same distribution terms that you use for the rest of that program.
 
+# Written by Per Bothner <bothner@cygnus.com>.
 # Please send patches to <config-patches@gnu.org>.
 #
 # Configuration subroutine to validate and canonicalize a configuration type.
@@ -51,73 +50,30 @@ timestamp='2001-04-20'
 #	CPU_TYPE-MANUFACTURER-KERNEL-OPERATING_SYSTEM
 # It is wrong to echo any other type of specification.
 
-me=`echo "$0" | sed -e 's,.*/,,'`
-
-usage="\
-Usage: $0 [OPTION] CPU-MFR-OPSYS
-       $0 [OPTION] ALIAS
-
-Canonicalize a configuration name.
-
-Operation modes:
-  -h, --help         print this help, then exit
-  -t, --time-stamp   print date of last modification, then exit
-  -v, --version      print version number, then exit
-
-Report bugs and patches to <config-patches@gnu.org>."
-
-version="\
-GNU config.sub ($timestamp)
-
-Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
-Free Software Foundation, Inc.
-
-This is free software; see the source for copying conditions.  There is NO
-warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
-
-help="
-Try \`$me --help' for more information."
-
-# Parse command line
-while test $# -gt 0 ; do
-  case $1 in
-    --time-stamp | --time* | -t )
-       echo "$timestamp" ; exit 0 ;;
-    --version | -v )
-       echo "$version" ; exit 0 ;;
-    --help | --h* | -h )
-       echo "$usage"; exit 0 ;;
-    -- )     # Stop option processing
-       shift; break ;;
-    - )	# Use stdin as input.
-       break ;;
-    -* )
-       echo "$me: invalid option $1$help"
-       exit 1 ;;
-
-    *local*)
-       # First pass through any local machine types.
-       echo $1
-       exit 0;;
-
-    * )
-       break ;;
-  esac
-done
+if [ x$1 = x ]
+then
+	echo Configuration name missing. 1>&2
+	echo "Usage: $0 CPU-MFR-OPSYS" 1>&2
+	echo "or     $0 ALIAS" 1>&2
+	echo where ALIAS is a recognized configuration type. 1>&2
+	exit 1
+fi
 
-case $# in
- 0) echo "$me: missing argument$help" >&2
-    exit 1;;
- 1) ;;
- *) echo "$me: too many arguments$help" >&2
-    exit 1;;
+# First pass through any local machine types.
+case $1 in
+	*local*)
+		echo $1
+		exit 0
+		;;
+	*)
+	;;
 esac
 
 # Separate what the user gave into CPU-COMPANY and OS or KERNEL-OS (if any).
 # Here we must recognize all the valid KERNEL-OS combinations.
 maybe_os=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\2/'`
 case $maybe_os in
-  nto-qnx* | linux-gnu* | storm-chaos* | os2-emx*)
+  nto-qnx* | linux-gnu*)
     os=-$maybe_os
     basic_machine=`echo $1 | sed 's/^\(.*\)-\([^-]*-[^-]*\)$/\1/'`
     ;;
@@ -143,7 +99,7 @@ case $os in
 	-convergent* | -ncr* | -news | -32* | -3600* | -3100* | -hitachi* |\
 	-c[123]* | -convex* | -sun | -crds | -omron* | -dg | -ultra | -tti* | \
 	-harris | -dolphin | -highlevel | -gould | -cbm | -ns | -masscomp | \
-	-apple | -axis)
+	-apple)
 		os=
 		basic_machine=$1
 		;;
@@ -215,40 +171,30 @@ esac
 case $basic_machine in
 	# Recognize the basic CPU types without company name.
 	# Some are omitted here because they have special meanings below.
-	tahoe | i860 | ia64 | m32r | m68k | m68000 | m88k | ns32k | arc \
-	        | arm | arme[lb] | arm[bl]e | armv[2345] | armv[345][lb] | strongarm | xscale \
-		| pyramid | mn10200 | mn10300 | tron | a29k \
+	tahoe | i860 | ia64 | m32r | m68k | m68000 | m88k | ns32k | arc | arm \
+		| arme[lb] | pyramid | mn10200 | mn10300 | tron | a29k \
 		| 580 | i960 | h8300 \
-		| x86 | ppcbe | mipsbe | mipsle | shbe | shle \
+		| x86 | ppcbe | mipsbe | mipsle | shbe | shle | armbe | armle \
 		| hppa | hppa1.0 | hppa1.1 | hppa2.0 | hppa2.0w | hppa2.0n \
 		| hppa64 \
 		| alpha | alphaev[4-8] | alphaev56 | alphapca5[67] \
 		| alphaev6[78] \
-		| we32k | ns16k | clipper | i370 | sh | sh[34] \
-		| powerpc | powerpcle \
-		| 1750a | dsp16xx | pdp10 | pdp11 \
-		| mips16 | mips64 | mipsel | mips64el \
+		| we32k | ns16k | clipper | i370 | sh | powerpc | powerpcle \
+		| 1750a | dsp16xx | pdp11 | mips16 | mips64 | mipsel | mips64el \
 		| mips64orion | mips64orionel | mipstx39 | mipstx39el \
 		| mips64vr4300 | mips64vr4300el | mips64vr4100 | mips64vr4100el \
-		| mips64vr5000 | miprs64vr5000el | mcore | s390 | s390x \
-		| sparc | sparclet | sparclite | sparc64 | sparcv9 | sparcv9b \
-		| v850 | c4x \
-		| thumb | d10v | d30v | fr30 | avr | openrisc | tic80 \
-		| pj | pjl | h8500)
+		| mips64vr5000 | miprs64vr5000el | mcore \
+		| sparc | sparclet | sparclite | sparc64 | sparcv9 | v850 | c4x \
+		| thumb | d10v | fr30 | avr)
 		basic_machine=$basic_machine-unknown
 		;;
-	m6811 | m68hc11 | m6812 | m68hc12)
-		# Motorola 68HC11/12.
-		basic_machine=$basic_machine-unknown
-		os=-none
-		;;
-	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | z8k | v70 | w65)
+	m88110 | m680[12346]0 | m683?2 | m68360 | m5200 | z8k | v70 | h8500 | w65 | pj | pjl)
 		;;
 
 	# We use `pc' rather than `unknown'
 	# because (1) that's what they normally are, and
 	# (2) the word "unknown" tends to confuse beginning users.
-	i*86 | x86_64)
+	i[34567]86)
 	  basic_machine=$basic_machine-pc
 	  ;;
 	# Object if more than one company name word.
@@ -258,30 +204,27 @@ case $basic_machine in
 		;;
 	# Recognize the basic CPU types with company name.
 	# FIXME: clean up the formatting here.
-	vax-* | tahoe-* | i*86-* | i860-* | ia64-* | m32r-* | m68k-* | m68000-* \
-	      | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | c[123]* \
-	      | arm-*  | armbe-* | armle-* | armv*-* | strongarm-* | xscale-* \
+	vax-* | tahoe-* | i[34567]86-* | i860-* | ia64-* | m32r-* | m68k-* | m68000-* \
+	      | m88k-* | sparc-* | ns32k-* | fx80-* | arc-* | arm-* | c[123]* \
 	      | mips-* | pyramid-* | tron-* | a29k-* | romp-* | rs6000-* \
 	      | power-* | none-* | 580-* | cray2-* | h8300-* | h8500-* | i960-* \
 	      | xmp-* | ymp-* \
-	      | x86-* | ppcbe-* | mipsbe-* | mipsle-* | shbe-* | shle-* \
+	      | x86-* | ppcbe-* | mipsbe-* | mipsle-* | shbe-* | shle-* | armbe-* | armle-* \
 	      | hppa-* | hppa1.0-* | hppa1.1-* | hppa2.0-* | hppa2.0w-* \
 	      | hppa2.0n-* | hppa64-* \
 	      | alpha-* | alphaev[4-8]-* | alphaev56-* | alphapca5[67]-* \
 	      | alphaev6[78]-* \
 	      | we32k-* | cydra-* | ns16k-* | pn-* | np1-* | xps100-* \
 	      | clipper-* | orion-* \
-	      | sparclite-* | pdp10-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
-	      | sparc64-* | sparcv9-* | sparcv9b-* | sparc86x-* \
-	      | mips16-* | mips64-* | mipsel-* \
+	      | sparclite-* | pdp11-* | sh-* | powerpc-* | powerpcle-* \
+	      | sparc64-* | sparcv9-* | sparc86x-* | mips16-* | mips64-* | mipsel-* \
 	      | mips64el-* | mips64orion-* | mips64orionel-* \
 	      | mips64vr4100-* | mips64vr4100el-* | mips64vr4300-* | mips64vr4300el-* \
 	      | mipstx39-* | mipstx39el-* | mcore-* \
-	      | f30[01]-* | f700-* | s390-* | s390x-* | sv1-* | t3e-* \
-	      | [cjt]90-* \
+	      | f301-* | armv*-* | s390-* | sv1-* | t3e-* \
 	      | m88110-* | m680[01234]0-* | m683?2-* | m68360-* | z8k-* | d10v-* \
-	      | thumb-* | v850-* | d30v-* | tic30-* | tic80-* | c30-* | fr30-* \
-	      | bs2000-* | tic54x-* | c54x-* | x86_64-* | pj-* | pjl-*)
+	      | thumb-* | v850-* | d30v-* | tic30-* | c30-* | fr30-* \
+	      | bs2000-*)
 		;;
 	# Recognize the various machine names and aliases which stand
 	# for a CPU type and a company and sometimes even an OS.
@@ -318,14 +261,14 @@ case $basic_machine in
 		os=-sysv
 		;;
 	amiga | amiga-*)
-		basic_machine=m68k-unknown
+		basic_machine=m68k-cbm
 		;;
 	amigaos | amigados)
-		basic_machine=m68k-unknown
+		basic_machine=m68k-cbm
 		os=-amigaos
 		;;
 	amigaunix | amix)
-		basic_machine=m68k-unknown
+		basic_machine=m68k-cbm
 		os=-sysv4
 		;;
 	apollo68)
@@ -372,16 +315,13 @@ case $basic_machine in
 		basic_machine=cray2-cray
 		os=-unicos
 		;;
-	[cjt]90)
-		basic_machine=${basic_machine}-cray
+	[ctj]90-cray)
+		basic_machine=c90-cray
 		os=-unicos
 		;;
 	crds | unos)
 		basic_machine=m68k-crds
 		;;
-	cris | cris-* | etrax*)
-		basic_machine=cris-axis
-		;;
 	da30 | da30-*)
 		basic_machine=m68k-da30
 		;;
@@ -429,10 +369,6 @@ case $basic_machine in
 		basic_machine=tron-gmicro
 		os=-sysv
 		;;
-	go32)
-		basic_machine=i386-pc
-		os=-go32
-		;;
 	h3050r* | hiux*)
 		basic_machine=hppa1.1-hitachi
 		os=-hiuxwe2
@@ -508,19 +444,19 @@ case $basic_machine in
 		basic_machine=i370-ibm
 		;;
 # I'm not sure what "Sysv32" means.  Should this be sysv3.2?
-	i*86v32)
+	i[34567]86v32)
 		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 		os=-sysv32
 		;;
-	i*86v4*)
+	i[34567]86v4*)
 		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 		os=-sysv4
 		;;
-	i*86v)
+	i[34567]86v)
 		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 		os=-sysv
 		;;
-	i*86sol2)
+	i[34567]86sol2)
 		basic_machine=`echo $1 | sed -e 's/86.*/86-pc/'`
 		os=-solaris2
 		;;
@@ -532,6 +468,14 @@ case $basic_machine in
 		basic_machine=i386-unknown
 		os=-vsta
 		;;
+	i386-go32 | go32)
+		basic_machine=i386-unknown
+		os=-go32
+		;;
+	i386-mingw32 | mingw32)
+		basic_machine=i386-unknown
+		os=-mingw32
+		;;
 	iris | iris4d)
 		basic_machine=mips-sgi
 		case $os in
@@ -557,10 +501,6 @@ case $basic_machine in
 		basic_machine=ns32k-utek
 		os=-sysv
 		;;
-	mingw32)
-		basic_machine=i386-pc
-		os=-mingw32
-		;;
 	miniframe)
 		basic_machine=m68000-convergent
 		;;
@@ -591,7 +531,7 @@ case $basic_machine in
 		os=-coff
 		;;
 	msdos)
-		basic_machine=i386-pc
+		basic_machine=i386-unknown
 		os=-msdos
 		;;
 	mvs)
@@ -655,10 +595,6 @@ case $basic_machine in
 		basic_machine=i960-intel
 		os=-mon960
 		;;
-	nonstopux)
-		basic_machine=mips-compaq
-		os=-nonstopux
-		;;
 	np1)
 		basic_machine=np1-gould
 		;;
@@ -694,28 +630,28 @@ case $basic_machine in
         pc532 | pc532-*)
 		basic_machine=ns32k-pc532
 		;;
-	pentium | p5 | k5 | k6 | nexgen)
+	pentium | p5 | k5 | k6 | nexen)
 		basic_machine=i586-pc
 		;;
-	pentiumpro | p6 | 6x86 | athlon)
+	pentiumpro | p6 | 6x86)
 		basic_machine=i686-pc
 		;;
 	pentiumii | pentium2)
-		basic_machine=i686-pc
+		basic_machine=i786-pc
 		;;
-	pentium-* | p5-* | k5-* | k6-* | nexgen-*)
+	pentium-* | p5-* | k5-* | k6-* | nexen-*)
 		basic_machine=i586-`echo $basic_machine | sed 's/^[^-]*-//'`
 		;;
-	pentiumpro-* | p6-* | 6x86-* | athlon-*)
+	pentiumpro-* | p6-* | 6x86-*)
 		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
 		;;
 	pentiumii-* | pentium2-*)
-		basic_machine=i686-`echo $basic_machine | sed 's/^[^-]*-//'`
+		basic_machine=i786-`echo $basic_machine | sed 's/^[^-]*-//'`
 		;;
 	pn)
 		basic_machine=pn-gould
 		;;
-	power)	basic_machine=power-ibm
+	power)	basic_machine=rs6000-ibm
 		;;
 	ppc)	basic_machine=powerpc-unknown
 	        ;;
@@ -730,10 +666,6 @@ case $basic_machine in
 	ps2)
 		basic_machine=i386-ibm
 		;;
-	pw32)
-		basic_machine=i586-unknown
-		os=-pw32
-		;;
 	rom68k)
 		basic_machine=m68k-rom68k
 		os=-coff
@@ -825,10 +757,6 @@ case $basic_machine in
 		basic_machine=t3e-cray
 		os=-unicos
 		;;
-	tic54x | c54x*)
-		basic_machine=tic54x-unknown
-		os=-coff
-		;;
 	tx39)
 		basic_machine=mipstx39-unknown
 		;;
@@ -924,20 +852,13 @@ case $basic_machine in
 	vax)
 		basic_machine=vax-dec
 		;;
-	pdp10)
-		# there are many clones, so DEC is not a safe bet
-		basic_machine=pdp10-unknown
-		;;
 	pdp11)
 		basic_machine=pdp11-dec
 		;;
 	we32k)
 		basic_machine=we32k-att
 		;;
-	sh3 | sh4)
-		basic_machine=sh-unknown
-		;;
-	sparc | sparcv9 | sparcv9b)
+	sparc | sparcv9)
 		basic_machine=sparc-sun
 		;;
         cydra)
@@ -959,9 +880,6 @@ case $basic_machine in
 		basic_machine=c4x-none
 		os=-coff
 		;;
-	*-unknown)
-		# Make sure to match an already-canonicalized machine name.
-		;;
 	*)
 		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
 		exit 1
@@ -1021,13 +939,12 @@ case $os in
 	      | -cygwin* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
 	      | -mingw32* | -linux-gnu* | -uxpv* | -beos* | -mpeix* | -udk* \
 	      | -interix* | -uwin* | -rhapsody* | -darwin* | -opened* \
-	      | -openstep* | -oskit* | -conix* | -pw32* | -nonstopux* \
-	      | -storm-chaos* | -tops10* | -tenex* | -tops20* | -its* | -os2*)
+	      | -openstep* | -oskit*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	-qnx*)
 		case $basic_machine in
-		    x86-* | i*86-*)
+		    x86-* | i[34567]86-*)
 			;;
 		    *)
 			os=-nto$os
@@ -1083,7 +1000,7 @@ case $os in
 	-ns2 )
 	        os=-nextstep2
 		;;
-	-nsk*)
+	-nsk)
 		os=-nsk
 		;;
 	# Preserve the version number of sinix5.
@@ -1120,7 +1037,7 @@ case $os in
 	-xenix)
 		os=-xenix
 		;;
-        -*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
+        -*mint | -*MiNT)
 	        os=-mint
 		;;
 	-none)
@@ -1154,9 +1071,6 @@ case $basic_machine in
 	arm*-semi)
 		os=-aout
 		;;
-	pdp10-*)
-		os=-tops20
-		;;
         pdp11-*)
 		os=-none
 		;;
@@ -1265,7 +1179,7 @@ case $basic_machine in
 	*-masscomp)
 		os=-rtu
 		;;
-	f30[01]-fujitsu | f700-fujitsu)
+	f301-fujitsu)
 		os=-uxpv
 		;;
 	*-rom68k)
@@ -1343,7 +1257,7 @@ case $basic_machine in
 			-mpw* | -macos*)
 				vendor=apple
 				;;
-			-*mint | -mint[0-9]* | -*MiNT | -MiNT[0-9]*)
+			-*mint | -*MiNT)
 				vendor=atari
 				;;
 		esac
@@ -1352,11 +1266,3 @@ case $basic_machine in
 esac
 
 echo $basic_machine$os
-exit 0
-
-# Local variables:
-# eval: (add-hook 'write-file-hooks 'time-stamp)
-# time-stamp-start: "timestamp='"
-# time-stamp-format: "%:y-%02m-%02d"
-# time-stamp-end: "'"
-# End: