From 4f18392953eea5ab36767fbd2ba4d577069aced2 Mon Sep 17 00:00:00 2001
From: "K. Richard Pixley" <rich@cygnus>
Date: Thu, 22 Aug 1991 07:15:48 +0000
Subject: [PATCH] Initial revision

---
 bfd/config.sub      | 276 ++++++++++++++++++++++++++++++++++++++++++++
 binutils/config.sub | 276 ++++++++++++++++++++++++++++++++++++++++++++
 config.sub          | 276 ++++++++++++++++++++++++++++++++++++++++++++
 readline/config.sub | 276 ++++++++++++++++++++++++++++++++++++++++++++
 4 files changed, 1104 insertions(+)
 create mode 100755 bfd/config.sub
 create mode 100755 binutils/config.sub
 create mode 100755 config.sub
 create mode 100755 readline/config.sub

diff --git a/bfd/config.sub b/bfd/config.sub
new file mode 100755
index 0000000000..58338dfbcb
--- /dev/null
+++ b/bfd/config.sub
@@ -0,0 +1,276 @@
+#!/bin/sh
+
+# Configuration subroutine to validate and canonicalize a configuration type.
+# Supply the specified configuration type as an argument.
+# If it is invalid, we print an error message on stderr and exit with code 1.
+# Otherwise, we print the canonical config type on stdout and succeed.
+
+# This file is supposed to be the same for all GNU packages
+# and recognize all the CPU types, system types and aliases
+# that are meaningful with *any* GNU software.
+# Each package is responsible for reporting which valid configurations
+# it does not support.  The user should be able to distinguish
+# a failure to support a valid configuration from a meaningless
+# configuration.
+
+# Separate what the user gave into CPU-company and OS (if any).
+basic_machine=`echo $1 | sed 's/-[^-]*$//'`
+if [ $basic_machine != $1 ]
+then os=`echo $1 | sed 's/^.*-/-/'`
+else os=; fi
+
+# Decode aliases for certain machine-company combinations.
+case $basic_machine in
+	# Recognize the basic CPU types without company name.
+	vax | tahoe | i386 | i860 | m68k | m68000 | m88k | sparc | ns32k \
+	    | alliant | arm | c1 | c2 | mips | pyramid | tron | a29k \
+	    | rtpc | rs6000 | i960 | none)
+		;;
+	# Recognize the basic CPU types with company name.
+	vax-* | tahoe-* | i386-* | i860-* | m68k-* | m68000-* | m88k-* \
+		| sparc-* | ns32k-* | alliant-* | arm-* | c1-* | c2-* \
+		| mips-* | pyramid-* | tron-* | a29k-* | rtpc-* \
+		| rs6000-* | i960-*)
+		;;
+	# Recognize the machine names
+	# which stand for a CPU time and a company.
+	nindy960)
+		basic_machine=i960-intel
+		os=-nindy
+		;;
+	vxworks68)
+		basic_machine=m68k-wrs
+		os=-vxworks
+		;;
+	vxworks960)
+		basic_machine=i960-wrs
+		os=-vxworks
+		;;
+	am29k)
+		basic_machine=a29k-unknown
+		os=-bsd
+		;;
+	umax)
+		basic_machine=ns32k-umax
+		os=-sysv # maybe?
+		;;
+	pn)
+		basic_machine=pn-gould
+		os=-sysv # maybe?
+		;;
+	np1)
+		basic_machine=np1-gould
+		os=-sysv # maybe?
+		;;
+	merlin)
+		basic_machine=merlin-utek
+		os=-sysv # maybe?
+		;;
+	iris | iris4d)
+		basic_machine=mips-sgi
+		os=-sysv # maybe?
+		;;
+	news1000)
+		basic_machine=m68030-sony
+		os=-sysv # maybe?
+		;;
+	news | news700 | news800 | news900)
+		basic_machine=m68k-sony
+		os=-sysv # maybe?
+		;;
+	unixpc | safari | pc7300 | 3b1 | 7300 | 7300-att | att-7300)
+		basic_machine=m68k-att
+		os=-sysv # maybe?
+		;;
+	delta | 3300 | motorola-3300 | motorola-delta \
+	      | 3300-motorola | delta-motorola)
+		basic_machine=m68k-motorola
+		os=-sysv # maybe?
+		;;
+	vax-dec)
+		basic_machine=vax
+		os=-ultrix # maybe?
+		;;
+	balance)
+		basic_machine=ns32k-sequent
+		os=-dynix
+		;;
+        mmax)
+		basic_machine=ns32k-encore
+		os=-sysv # maybe?
+		;;
+	symmetry)
+		basic_machine=i386-sequent
+		os=-dynix
+		;;
+	sun2)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun2os3)
+		basic_machine=m68000-sun
+		os=-sunos3
+		;;
+	sun2os4)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun3)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun3os3)
+		basic_machine=m68k-sun
+		os=-sunos3
+		;;
+	sun3os4)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	sun4os3)
+		basic_machine=sparc-sun
+		os=-sunos3
+		;;
+	sun4os4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	pbd)
+		basic_machine=sparc-unicom
+		os=-sysv
+		;;
+	roadrunner | sun386 | sun386i)
+		basic_machine=i386-sun
+		os=-sunos
+		;;
+	ps2)
+		basic_machine=i386-ibm
+		os=-sysv # maybe?
+		;;
+	i386sco)
+		basic_machine=i386-sco
+		os=-sysv # maybe?
+		;;
+	i386v)
+		basic_machine=i386-unknown
+		os=-sysv
+		;;
+	i386v32)
+		basic_machine=i386-unknown
+		os=-sysv32
+		;;
+	next)
+		basic_machine=m68k-next
+		os=-sysv # maybe?
+		;;
+	hp300bsd)
+		basic_machine=m68k-hp
+		os=-bsd
+		;;
+	hp300hpux | hpux | hp9k3[2-9][0-9])
+		basic_machine=m68k-hp
+		os=-hpux
+		;;
+	hp9k31[0-9] | hp9k2[0-9][0-9])
+		basic_machine=m68000-hp
+		os=-hpux
+		;;
+	isi | isi68)
+		basic_machine=m68k-isi
+		os=-sysv # maybe?
+		;;
+	apollo68)
+		basic_machine=m68k-apollo
+		os=-sysv # maybe?
+		;;
+	altos | altos3068)
+		basic_machine=m68k-altos
+		os=-sysv # maybe?
+		;;
+	altosgas)
+		basic_machine=m68k-altos
+		os=-gas
+		;;
+	miniframe)
+		basic_machine=m68000-convergent
+		os=-sysv # maybe?
+		;;
+	tower | tower-32)
+		basic_machine=m68k-ncr
+		os=-sysv # maybe?
+		;;
+	bigmips | news-3600 | risc-news)
+		basic_machine=mips-sony
+		os=-newsos # maybe?
+		;;
+	littlemips)
+		basic_machine=mips-little
+		os=-bsd
+		;;
+	dec3100 | decstatn | decstation | decstation-3100 | pmax)
+		basic_machine=mips-dec
+		os=-ultrix
+		;;
+	magnum | m3230)
+		basic_machine=mips-mips
+		os=-sysv # maybe?
+		;;
+	gmicro)
+		basic_machine=tron
+		os=-sysv # maybe?
+		;;
+	convex-c1)
+		basic_machine=c1-convex
+		os=-sysv # maybe?
+		;;
+	convex-c2)
+		basic_machine=c2-convex
+		os=-sysv # maybe?
+		;;
+	*)
+		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+# Decode manufacturer-specific aliases for certain operating systems.
+
+case $os in
+	# First accept the basic system types.
+	# The portable systems comes first.
+	-bsd* | -sysv* | -mach* \
+		| -vms* | -sco* | -esix* | -isc* | -aix* | -sunos* | -hpux* \
+		| -unos* | -osf* | -v88r* | -aout | -coff | -bout \
+		| -nindy | -vxworks)
+		;;
+	-newsos*)
+		os=-bsd
+		;;
+	-ultrix*)
+		os=-bsd
+		;;
+	-osfrose*)
+		os=-osf
+		;;
+	-osf*)
+		os=-bsd
+		;;
+	-dynix*)
+		os=-bsd
+		;;
+	-ctix*)
+		os=-sysv
+		;;
+	*)
+		# Get rid of the `-' at the beginning of $os.
+		os=`echo $1 | sed 's/[^-]*-//'`
+		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+echo ${basic_machine}${os}
diff --git a/binutils/config.sub b/binutils/config.sub
new file mode 100755
index 0000000000..58338dfbcb
--- /dev/null
+++ b/binutils/config.sub
@@ -0,0 +1,276 @@
+#!/bin/sh
+
+# Configuration subroutine to validate and canonicalize a configuration type.
+# Supply the specified configuration type as an argument.
+# If it is invalid, we print an error message on stderr and exit with code 1.
+# Otherwise, we print the canonical config type on stdout and succeed.
+
+# This file is supposed to be the same for all GNU packages
+# and recognize all the CPU types, system types and aliases
+# that are meaningful with *any* GNU software.
+# Each package is responsible for reporting which valid configurations
+# it does not support.  The user should be able to distinguish
+# a failure to support a valid configuration from a meaningless
+# configuration.
+
+# Separate what the user gave into CPU-company and OS (if any).
+basic_machine=`echo $1 | sed 's/-[^-]*$//'`
+if [ $basic_machine != $1 ]
+then os=`echo $1 | sed 's/^.*-/-/'`
+else os=; fi
+
+# Decode aliases for certain machine-company combinations.
+case $basic_machine in
+	# Recognize the basic CPU types without company name.
+	vax | tahoe | i386 | i860 | m68k | m68000 | m88k | sparc | ns32k \
+	    | alliant | arm | c1 | c2 | mips | pyramid | tron | a29k \
+	    | rtpc | rs6000 | i960 | none)
+		;;
+	# Recognize the basic CPU types with company name.
+	vax-* | tahoe-* | i386-* | i860-* | m68k-* | m68000-* | m88k-* \
+		| sparc-* | ns32k-* | alliant-* | arm-* | c1-* | c2-* \
+		| mips-* | pyramid-* | tron-* | a29k-* | rtpc-* \
+		| rs6000-* | i960-*)
+		;;
+	# Recognize the machine names
+	# which stand for a CPU time and a company.
+	nindy960)
+		basic_machine=i960-intel
+		os=-nindy
+		;;
+	vxworks68)
+		basic_machine=m68k-wrs
+		os=-vxworks
+		;;
+	vxworks960)
+		basic_machine=i960-wrs
+		os=-vxworks
+		;;
+	am29k)
+		basic_machine=a29k-unknown
+		os=-bsd
+		;;
+	umax)
+		basic_machine=ns32k-umax
+		os=-sysv # maybe?
+		;;
+	pn)
+		basic_machine=pn-gould
+		os=-sysv # maybe?
+		;;
+	np1)
+		basic_machine=np1-gould
+		os=-sysv # maybe?
+		;;
+	merlin)
+		basic_machine=merlin-utek
+		os=-sysv # maybe?
+		;;
+	iris | iris4d)
+		basic_machine=mips-sgi
+		os=-sysv # maybe?
+		;;
+	news1000)
+		basic_machine=m68030-sony
+		os=-sysv # maybe?
+		;;
+	news | news700 | news800 | news900)
+		basic_machine=m68k-sony
+		os=-sysv # maybe?
+		;;
+	unixpc | safari | pc7300 | 3b1 | 7300 | 7300-att | att-7300)
+		basic_machine=m68k-att
+		os=-sysv # maybe?
+		;;
+	delta | 3300 | motorola-3300 | motorola-delta \
+	      | 3300-motorola | delta-motorola)
+		basic_machine=m68k-motorola
+		os=-sysv # maybe?
+		;;
+	vax-dec)
+		basic_machine=vax
+		os=-ultrix # maybe?
+		;;
+	balance)
+		basic_machine=ns32k-sequent
+		os=-dynix
+		;;
+        mmax)
+		basic_machine=ns32k-encore
+		os=-sysv # maybe?
+		;;
+	symmetry)
+		basic_machine=i386-sequent
+		os=-dynix
+		;;
+	sun2)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun2os3)
+		basic_machine=m68000-sun
+		os=-sunos3
+		;;
+	sun2os4)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun3)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun3os3)
+		basic_machine=m68k-sun
+		os=-sunos3
+		;;
+	sun3os4)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	sun4os3)
+		basic_machine=sparc-sun
+		os=-sunos3
+		;;
+	sun4os4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	pbd)
+		basic_machine=sparc-unicom
+		os=-sysv
+		;;
+	roadrunner | sun386 | sun386i)
+		basic_machine=i386-sun
+		os=-sunos
+		;;
+	ps2)
+		basic_machine=i386-ibm
+		os=-sysv # maybe?
+		;;
+	i386sco)
+		basic_machine=i386-sco
+		os=-sysv # maybe?
+		;;
+	i386v)
+		basic_machine=i386-unknown
+		os=-sysv
+		;;
+	i386v32)
+		basic_machine=i386-unknown
+		os=-sysv32
+		;;
+	next)
+		basic_machine=m68k-next
+		os=-sysv # maybe?
+		;;
+	hp300bsd)
+		basic_machine=m68k-hp
+		os=-bsd
+		;;
+	hp300hpux | hpux | hp9k3[2-9][0-9])
+		basic_machine=m68k-hp
+		os=-hpux
+		;;
+	hp9k31[0-9] | hp9k2[0-9][0-9])
+		basic_machine=m68000-hp
+		os=-hpux
+		;;
+	isi | isi68)
+		basic_machine=m68k-isi
+		os=-sysv # maybe?
+		;;
+	apollo68)
+		basic_machine=m68k-apollo
+		os=-sysv # maybe?
+		;;
+	altos | altos3068)
+		basic_machine=m68k-altos
+		os=-sysv # maybe?
+		;;
+	altosgas)
+		basic_machine=m68k-altos
+		os=-gas
+		;;
+	miniframe)
+		basic_machine=m68000-convergent
+		os=-sysv # maybe?
+		;;
+	tower | tower-32)
+		basic_machine=m68k-ncr
+		os=-sysv # maybe?
+		;;
+	bigmips | news-3600 | risc-news)
+		basic_machine=mips-sony
+		os=-newsos # maybe?
+		;;
+	littlemips)
+		basic_machine=mips-little
+		os=-bsd
+		;;
+	dec3100 | decstatn | decstation | decstation-3100 | pmax)
+		basic_machine=mips-dec
+		os=-ultrix
+		;;
+	magnum | m3230)
+		basic_machine=mips-mips
+		os=-sysv # maybe?
+		;;
+	gmicro)
+		basic_machine=tron
+		os=-sysv # maybe?
+		;;
+	convex-c1)
+		basic_machine=c1-convex
+		os=-sysv # maybe?
+		;;
+	convex-c2)
+		basic_machine=c2-convex
+		os=-sysv # maybe?
+		;;
+	*)
+		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+# Decode manufacturer-specific aliases for certain operating systems.
+
+case $os in
+	# First accept the basic system types.
+	# The portable systems comes first.
+	-bsd* | -sysv* | -mach* \
+		| -vms* | -sco* | -esix* | -isc* | -aix* | -sunos* | -hpux* \
+		| -unos* | -osf* | -v88r* | -aout | -coff | -bout \
+		| -nindy | -vxworks)
+		;;
+	-newsos*)
+		os=-bsd
+		;;
+	-ultrix*)
+		os=-bsd
+		;;
+	-osfrose*)
+		os=-osf
+		;;
+	-osf*)
+		os=-bsd
+		;;
+	-dynix*)
+		os=-bsd
+		;;
+	-ctix*)
+		os=-sysv
+		;;
+	*)
+		# Get rid of the `-' at the beginning of $os.
+		os=`echo $1 | sed 's/[^-]*-//'`
+		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+echo ${basic_machine}${os}
diff --git a/config.sub b/config.sub
new file mode 100755
index 0000000000..58338dfbcb
--- /dev/null
+++ b/config.sub
@@ -0,0 +1,276 @@
+#!/bin/sh
+
+# Configuration subroutine to validate and canonicalize a configuration type.
+# Supply the specified configuration type as an argument.
+# If it is invalid, we print an error message on stderr and exit with code 1.
+# Otherwise, we print the canonical config type on stdout and succeed.
+
+# This file is supposed to be the same for all GNU packages
+# and recognize all the CPU types, system types and aliases
+# that are meaningful with *any* GNU software.
+# Each package is responsible for reporting which valid configurations
+# it does not support.  The user should be able to distinguish
+# a failure to support a valid configuration from a meaningless
+# configuration.
+
+# Separate what the user gave into CPU-company and OS (if any).
+basic_machine=`echo $1 | sed 's/-[^-]*$//'`
+if [ $basic_machine != $1 ]
+then os=`echo $1 | sed 's/^.*-/-/'`
+else os=; fi
+
+# Decode aliases for certain machine-company combinations.
+case $basic_machine in
+	# Recognize the basic CPU types without company name.
+	vax | tahoe | i386 | i860 | m68k | m68000 | m88k | sparc | ns32k \
+	    | alliant | arm | c1 | c2 | mips | pyramid | tron | a29k \
+	    | rtpc | rs6000 | i960 | none)
+		;;
+	# Recognize the basic CPU types with company name.
+	vax-* | tahoe-* | i386-* | i860-* | m68k-* | m68000-* | m88k-* \
+		| sparc-* | ns32k-* | alliant-* | arm-* | c1-* | c2-* \
+		| mips-* | pyramid-* | tron-* | a29k-* | rtpc-* \
+		| rs6000-* | i960-*)
+		;;
+	# Recognize the machine names
+	# which stand for a CPU time and a company.
+	nindy960)
+		basic_machine=i960-intel
+		os=-nindy
+		;;
+	vxworks68)
+		basic_machine=m68k-wrs
+		os=-vxworks
+		;;
+	vxworks960)
+		basic_machine=i960-wrs
+		os=-vxworks
+		;;
+	am29k)
+		basic_machine=a29k-unknown
+		os=-bsd
+		;;
+	umax)
+		basic_machine=ns32k-umax
+		os=-sysv # maybe?
+		;;
+	pn)
+		basic_machine=pn-gould
+		os=-sysv # maybe?
+		;;
+	np1)
+		basic_machine=np1-gould
+		os=-sysv # maybe?
+		;;
+	merlin)
+		basic_machine=merlin-utek
+		os=-sysv # maybe?
+		;;
+	iris | iris4d)
+		basic_machine=mips-sgi
+		os=-sysv # maybe?
+		;;
+	news1000)
+		basic_machine=m68030-sony
+		os=-sysv # maybe?
+		;;
+	news | news700 | news800 | news900)
+		basic_machine=m68k-sony
+		os=-sysv # maybe?
+		;;
+	unixpc | safari | pc7300 | 3b1 | 7300 | 7300-att | att-7300)
+		basic_machine=m68k-att
+		os=-sysv # maybe?
+		;;
+	delta | 3300 | motorola-3300 | motorola-delta \
+	      | 3300-motorola | delta-motorola)
+		basic_machine=m68k-motorola
+		os=-sysv # maybe?
+		;;
+	vax-dec)
+		basic_machine=vax
+		os=-ultrix # maybe?
+		;;
+	balance)
+		basic_machine=ns32k-sequent
+		os=-dynix
+		;;
+        mmax)
+		basic_machine=ns32k-encore
+		os=-sysv # maybe?
+		;;
+	symmetry)
+		basic_machine=i386-sequent
+		os=-dynix
+		;;
+	sun2)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun2os3)
+		basic_machine=m68000-sun
+		os=-sunos3
+		;;
+	sun2os4)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun3)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun3os3)
+		basic_machine=m68k-sun
+		os=-sunos3
+		;;
+	sun3os4)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	sun4os3)
+		basic_machine=sparc-sun
+		os=-sunos3
+		;;
+	sun4os4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	pbd)
+		basic_machine=sparc-unicom
+		os=-sysv
+		;;
+	roadrunner | sun386 | sun386i)
+		basic_machine=i386-sun
+		os=-sunos
+		;;
+	ps2)
+		basic_machine=i386-ibm
+		os=-sysv # maybe?
+		;;
+	i386sco)
+		basic_machine=i386-sco
+		os=-sysv # maybe?
+		;;
+	i386v)
+		basic_machine=i386-unknown
+		os=-sysv
+		;;
+	i386v32)
+		basic_machine=i386-unknown
+		os=-sysv32
+		;;
+	next)
+		basic_machine=m68k-next
+		os=-sysv # maybe?
+		;;
+	hp300bsd)
+		basic_machine=m68k-hp
+		os=-bsd
+		;;
+	hp300hpux | hpux | hp9k3[2-9][0-9])
+		basic_machine=m68k-hp
+		os=-hpux
+		;;
+	hp9k31[0-9] | hp9k2[0-9][0-9])
+		basic_machine=m68000-hp
+		os=-hpux
+		;;
+	isi | isi68)
+		basic_machine=m68k-isi
+		os=-sysv # maybe?
+		;;
+	apollo68)
+		basic_machine=m68k-apollo
+		os=-sysv # maybe?
+		;;
+	altos | altos3068)
+		basic_machine=m68k-altos
+		os=-sysv # maybe?
+		;;
+	altosgas)
+		basic_machine=m68k-altos
+		os=-gas
+		;;
+	miniframe)
+		basic_machine=m68000-convergent
+		os=-sysv # maybe?
+		;;
+	tower | tower-32)
+		basic_machine=m68k-ncr
+		os=-sysv # maybe?
+		;;
+	bigmips | news-3600 | risc-news)
+		basic_machine=mips-sony
+		os=-newsos # maybe?
+		;;
+	littlemips)
+		basic_machine=mips-little
+		os=-bsd
+		;;
+	dec3100 | decstatn | decstation | decstation-3100 | pmax)
+		basic_machine=mips-dec
+		os=-ultrix
+		;;
+	magnum | m3230)
+		basic_machine=mips-mips
+		os=-sysv # maybe?
+		;;
+	gmicro)
+		basic_machine=tron
+		os=-sysv # maybe?
+		;;
+	convex-c1)
+		basic_machine=c1-convex
+		os=-sysv # maybe?
+		;;
+	convex-c2)
+		basic_machine=c2-convex
+		os=-sysv # maybe?
+		;;
+	*)
+		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+# Decode manufacturer-specific aliases for certain operating systems.
+
+case $os in
+	# First accept the basic system types.
+	# The portable systems comes first.
+	-bsd* | -sysv* | -mach* \
+		| -vms* | -sco* | -esix* | -isc* | -aix* | -sunos* | -hpux* \
+		| -unos* | -osf* | -v88r* | -aout | -coff | -bout \
+		| -nindy | -vxworks)
+		;;
+	-newsos*)
+		os=-bsd
+		;;
+	-ultrix*)
+		os=-bsd
+		;;
+	-osfrose*)
+		os=-osf
+		;;
+	-osf*)
+		os=-bsd
+		;;
+	-dynix*)
+		os=-bsd
+		;;
+	-ctix*)
+		os=-sysv
+		;;
+	*)
+		# Get rid of the `-' at the beginning of $os.
+		os=`echo $1 | sed 's/[^-]*-//'`
+		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+echo ${basic_machine}${os}
diff --git a/readline/config.sub b/readline/config.sub
new file mode 100755
index 0000000000..58338dfbcb
--- /dev/null
+++ b/readline/config.sub
@@ -0,0 +1,276 @@
+#!/bin/sh
+
+# Configuration subroutine to validate and canonicalize a configuration type.
+# Supply the specified configuration type as an argument.
+# If it is invalid, we print an error message on stderr and exit with code 1.
+# Otherwise, we print the canonical config type on stdout and succeed.
+
+# This file is supposed to be the same for all GNU packages
+# and recognize all the CPU types, system types and aliases
+# that are meaningful with *any* GNU software.
+# Each package is responsible for reporting which valid configurations
+# it does not support.  The user should be able to distinguish
+# a failure to support a valid configuration from a meaningless
+# configuration.
+
+# Separate what the user gave into CPU-company and OS (if any).
+basic_machine=`echo $1 | sed 's/-[^-]*$//'`
+if [ $basic_machine != $1 ]
+then os=`echo $1 | sed 's/^.*-/-/'`
+else os=; fi
+
+# Decode aliases for certain machine-company combinations.
+case $basic_machine in
+	# Recognize the basic CPU types without company name.
+	vax | tahoe | i386 | i860 | m68k | m68000 | m88k | sparc | ns32k \
+	    | alliant | arm | c1 | c2 | mips | pyramid | tron | a29k \
+	    | rtpc | rs6000 | i960 | none)
+		;;
+	# Recognize the basic CPU types with company name.
+	vax-* | tahoe-* | i386-* | i860-* | m68k-* | m68000-* | m88k-* \
+		| sparc-* | ns32k-* | alliant-* | arm-* | c1-* | c2-* \
+		| mips-* | pyramid-* | tron-* | a29k-* | rtpc-* \
+		| rs6000-* | i960-*)
+		;;
+	# Recognize the machine names
+	# which stand for a CPU time and a company.
+	nindy960)
+		basic_machine=i960-intel
+		os=-nindy
+		;;
+	vxworks68)
+		basic_machine=m68k-wrs
+		os=-vxworks
+		;;
+	vxworks960)
+		basic_machine=i960-wrs
+		os=-vxworks
+		;;
+	am29k)
+		basic_machine=a29k-unknown
+		os=-bsd
+		;;
+	umax)
+		basic_machine=ns32k-umax
+		os=-sysv # maybe?
+		;;
+	pn)
+		basic_machine=pn-gould
+		os=-sysv # maybe?
+		;;
+	np1)
+		basic_machine=np1-gould
+		os=-sysv # maybe?
+		;;
+	merlin)
+		basic_machine=merlin-utek
+		os=-sysv # maybe?
+		;;
+	iris | iris4d)
+		basic_machine=mips-sgi
+		os=-sysv # maybe?
+		;;
+	news1000)
+		basic_machine=m68030-sony
+		os=-sysv # maybe?
+		;;
+	news | news700 | news800 | news900)
+		basic_machine=m68k-sony
+		os=-sysv # maybe?
+		;;
+	unixpc | safari | pc7300 | 3b1 | 7300 | 7300-att | att-7300)
+		basic_machine=m68k-att
+		os=-sysv # maybe?
+		;;
+	delta | 3300 | motorola-3300 | motorola-delta \
+	      | 3300-motorola | delta-motorola)
+		basic_machine=m68k-motorola
+		os=-sysv # maybe?
+		;;
+	vax-dec)
+		basic_machine=vax
+		os=-ultrix # maybe?
+		;;
+	balance)
+		basic_machine=ns32k-sequent
+		os=-dynix
+		;;
+        mmax)
+		basic_machine=ns32k-encore
+		os=-sysv # maybe?
+		;;
+	symmetry)
+		basic_machine=i386-sequent
+		os=-dynix
+		;;
+	sun2)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun2os3)
+		basic_machine=m68000-sun
+		os=-sunos3
+		;;
+	sun2os4)
+		basic_machine=m68000-sun
+		os=-sunos4
+		;;
+	sun3)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun3os3)
+		basic_machine=m68k-sun
+		os=-sunos3
+		;;
+	sun3os4)
+		basic_machine=m68k-sun
+		os=-sunos4
+		;;
+	sun4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	sun4os3)
+		basic_machine=sparc-sun
+		os=-sunos3
+		;;
+	sun4os4)
+		basic_machine=sparc-sun
+		os=-sunos4
+		;;
+	pbd)
+		basic_machine=sparc-unicom
+		os=-sysv
+		;;
+	roadrunner | sun386 | sun386i)
+		basic_machine=i386-sun
+		os=-sunos
+		;;
+	ps2)
+		basic_machine=i386-ibm
+		os=-sysv # maybe?
+		;;
+	i386sco)
+		basic_machine=i386-sco
+		os=-sysv # maybe?
+		;;
+	i386v)
+		basic_machine=i386-unknown
+		os=-sysv
+		;;
+	i386v32)
+		basic_machine=i386-unknown
+		os=-sysv32
+		;;
+	next)
+		basic_machine=m68k-next
+		os=-sysv # maybe?
+		;;
+	hp300bsd)
+		basic_machine=m68k-hp
+		os=-bsd
+		;;
+	hp300hpux | hpux | hp9k3[2-9][0-9])
+		basic_machine=m68k-hp
+		os=-hpux
+		;;
+	hp9k31[0-9] | hp9k2[0-9][0-9])
+		basic_machine=m68000-hp
+		os=-hpux
+		;;
+	isi | isi68)
+		basic_machine=m68k-isi
+		os=-sysv # maybe?
+		;;
+	apollo68)
+		basic_machine=m68k-apollo
+		os=-sysv # maybe?
+		;;
+	altos | altos3068)
+		basic_machine=m68k-altos
+		os=-sysv # maybe?
+		;;
+	altosgas)
+		basic_machine=m68k-altos
+		os=-gas
+		;;
+	miniframe)
+		basic_machine=m68000-convergent
+		os=-sysv # maybe?
+		;;
+	tower | tower-32)
+		basic_machine=m68k-ncr
+		os=-sysv # maybe?
+		;;
+	bigmips | news-3600 | risc-news)
+		basic_machine=mips-sony
+		os=-newsos # maybe?
+		;;
+	littlemips)
+		basic_machine=mips-little
+		os=-bsd
+		;;
+	dec3100 | decstatn | decstation | decstation-3100 | pmax)
+		basic_machine=mips-dec
+		os=-ultrix
+		;;
+	magnum | m3230)
+		basic_machine=mips-mips
+		os=-sysv # maybe?
+		;;
+	gmicro)
+		basic_machine=tron
+		os=-sysv # maybe?
+		;;
+	convex-c1)
+		basic_machine=c1-convex
+		os=-sysv # maybe?
+		;;
+	convex-c2)
+		basic_machine=c2-convex
+		os=-sysv # maybe?
+		;;
+	*)
+		echo Invalid configuration \`$1\': machine \`$basic_machine\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+# Decode manufacturer-specific aliases for certain operating systems.
+
+case $os in
+	# First accept the basic system types.
+	# The portable systems comes first.
+	-bsd* | -sysv* | -mach* \
+		| -vms* | -sco* | -esix* | -isc* | -aix* | -sunos* | -hpux* \
+		| -unos* | -osf* | -v88r* | -aout | -coff | -bout \
+		| -nindy | -vxworks)
+		;;
+	-newsos*)
+		os=-bsd
+		;;
+	-ultrix*)
+		os=-bsd
+		;;
+	-osfrose*)
+		os=-osf
+		;;
+	-osf*)
+		os=-bsd
+		;;
+	-dynix*)
+		os=-bsd
+		;;
+	-ctix*)
+		os=-sysv
+		;;
+	*)
+		# Get rid of the `-' at the beginning of $os.
+		os=`echo $1 | sed 's/[^-]*-//'`
+		echo Invalid configuration \`$1\': system \`$os\' not recognized 1>&2
+		exit 1
+		;;
+esac
+
+echo ${basic_machine}${os}