readline:

2000-07-09  Elena Zannoni  <ezannoni@kwikemart.cygnus.com>

        * Import of readline 4.1.

        Locally modified files: Makefile.in, configure.in, configure
        (regenerated), config.h.in (regenerated), readline.h, rltty.c,
 	shell.c signals.c.

        Locally added files: acconfig.h, config/*, config.h.bot,
        cross-build/*, doc/inc-hit.texinfo.

        New files: USAGE, rlprivate.h, rlshell.h, xmalloc.h.
examples:
2000-07-09  Elena Zannoni  <ezannoni@kwikemart.cygnus.com>

        * Import of readline 4.1.

        New files: excallback.c, rlfe.c.
doc:
2000-07-09  Elena Zannoni  <ezannoni@kwikemart.cygnus.com>

        * Import of readline 4.1.

        Regenerated inc-hist.texinfo as copy of hsuser.texinfo, for
        inclusion in the gdb manual.

        New file: rluserman.texinfo

1 files changed, 280 insertions, 102 deletions

diff --git a/readline/support/config.guess b/readline/support/config.guess
index 66a24282a47..ad5983e7618 100755
--- a/readline/support/config.guess
+++ b/readline/support/config.guess
@@ -35,6 +35,19 @@
 # (but try to keep the structure clean).
 #
 
+# Use $HOST_CC if defined. $CC may point to a cross-compiler
+if test x"$CC_FOR_BUILD" = x; then
+  if test x"$HOST_CC" != x; then
+    CC_FOR_BUILD="$HOST_CC"
+  else
+    if test x"$CC" != x; then
+      CC_FOR_BUILD="$CC"
+    else
+      CC_FOR_BUILD=cc
+    fi
+  fi
+fi
+
 # This is needed to find uname on a Pyramid OSx when run in the BSD universe.
 # (ghazi@noc.rutgers.edu 8/24/94.)
 if (test -f /.attbin/uname) >/dev/null 2>&1 ; then
@@ -57,7 +70,8 @@ esac
 REL_LEVEL=`expr "$UNAME_RELEASE" : '[^0-9]*[0-9]*.\([0-9]*\)'`    # 1
 REL_SUBLEVEL=`expr "$UNAME_RELEASE" : '[^0-9]*[0-9]*.[0-9]*.\([0-9]*\)'` # 2
 
-trap 'rm -f dummy.c dummy.o dummy; exit 1' 1 2 15
+dummy=dummy-$$
+trap 'rm -f $dummy.c $dummy.o $dummy; exit 1' 1 2 15
 
 # Some versions of i386 SVR4.2 make `uname' equivalent to `uname -n', which
 # is contrary to all other versions of uname
@@ -81,9 +95,6 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
     i?86:OpenBSD:*:*)
 	echo ${UNAME_MACHINE}-pc-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
 	exit 0 ;;
-    i?86:FreeBSD:*:*)
-	echo ${UNAME_MACHINE}-pc-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
-	exit 0 ;;
     sparc:NetBSD:*:*)
 	echo sparc-unknown-netbsd${UNAME_RELEASE}
 	exit 0 ;;
@@ -151,17 +162,11 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
     *:QNX:*:42*)
 	echo i386-qssl-qnx`echo ${UNAME_VERSION}`
 	exit 0 ;;
-    BeBox:BeOS:*:*)
-	echo powerpc-be-beos
-	exit 0 ;;
-    BeMac:BeOS:*:*)
-	echo powerpc-apple-beos
-	exit 0 ;;
-    BePC:BeOS:*:*)
-	echo i586-pc-beos
+    Alpha*:Windows:NT:*:SP*)
+	echo alpha-pc-opennt
 	exit 0 ;;
-    SX-4:SUPER-UX:*:*)
-	echo sx4-nec-superux${UNAME_RELEASE}
+    *:Windows:NT:*:SP*)
+	echo intel-pc-opennt
 	exit 0 ;;
     # end cases added for Bash
     alpha:OSF1:*:*)
@@ -172,7 +177,7 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 	# A Tn.n version is a released field test version.
 	# A Xn.n version is an unreleased experimental baselevel.
 	# 1.2 uses "1.2" for uname -r.
-	cat <<EOF >dummy.s
+	cat <<EOF >$dummy.s
 	.globl main
 	.ent main
 main:
@@ -189,9 +194,9 @@ main:
 	ret \$31,(\$26),1
 	.end main
 EOF
-	${CC-cc} dummy.s -o dummy 2>/dev/null
+	$CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
 	if test "$?" = 0 ; then
-		./dummy
+		./$dummy
 		case "$?" in
 			7)
 				UNAME_MACHINE="alpha"
@@ -210,9 +215,15 @@ EOF
 				;;
 		esac
 	fi
-	rm -f dummy.s dummy
-	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr [[A-Z]] [[a-z]]`
-	exit 0 ;;
+	rm -f $dummy.s $dummy
+	echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz'`
+	exit 0 ;;
+    Alpha\ *:Windows_NT*:*)
+        # How do we know it's Interix rather than the generic POSIX subsystem?
+        # Should we change UNAME_MACHINE based on the output of uname instead
+        # of the specific Alpha model?
+        echo alpha-pc-interix
+        exit 0 ;;
     21064:Windows_NT:50:3)
 	echo alpha-dec-winnt3.5
 	exit 0 ;;
@@ -255,7 +266,7 @@ EOF
     SR2?01:HI-UX/MPP:*:*)
 	echo hppa1.1-hitachi-hiuxmpp
 	exit 0;;
-    Pyramid*:OSx*:*:*|MIS*:OSx*:*:*)
+    Pyramid*:OSx*:*:* | MIS*:OSx*:*:* | MIS*:SMP_DC-OSx*:*:*)
 	# akee@wpdis03.wpafb.af.mil (Earle F. Ake) contributed MIS and NILE.
 	if test "`(/bin/universe) 2>/dev/null`" = att ; then
 		echo pyramid-pyramid-sysv3
@@ -263,9 +274,12 @@ EOF
 		echo pyramid-pyramid-bsd
 	fi
 	exit 0 ;;
-    NILE:*:*:dcosx)
+    NILE:*:*:*:dcosx)
 	echo pyramid-pyramid-svr4
 	exit 0 ;;
+    sun4H:SunOS:5.*:*)
+        echo sparc-hal-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
+        exit 0 ;;
     sun4*:SunOS:5.*:* | tadpole*:SunOS:5.*:*)
 	echo sparc-sun-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
 	exit 0 ;;
@@ -287,7 +301,7 @@ EOF
 	# Japanese Language versions have a version number like `4.1.3-JL'.
 	echo sparc-sun-sunos`echo ${UNAME_RELEASE}|sed -e 's/-/_/'`
 	exit 0 ;;
-    sun3*:SunOS:*:*|sun:SunOS:*:*)
+    sun3*:SunOS:*:*)
 	echo m68k-sun-sunos${UNAME_RELEASE}
 	exit 0 ;;
     sun*:*:4.2BSD:*)
@@ -309,19 +323,45 @@ EOF
 	echo m68k-atari-netbsd${UNAME_RELEASE}
 	exit 0 ;;
     atari*:OpenBSD:*:*)
-	echo m68k-atari-openbsd${UNAME_RELEASE}
+	echo m68k-unknown-openbsd${UNAME_RELEASE}
 	exit 0 ;;
+    # The situation for MiNT is a little confusing.  The machine name
+    # can be virtually everything (everything which is not
+    # "atarist" or "atariste" at least should have a processor 
+    # > m68000).  The system name ranges from "MiNT" over "FreeMiNT"
+    # to the lowercase version "mint" (or "freemint").  Finally
+    # the system name "TOS" denotes a system which is actually not
+    # MiNT.  But MiNT is downward compatible to TOS, so this should
+    # be no problem.
+    atarist[e]:*MiNT:*:* | atarist[e]:*mint:*:* | atarist[e]:*TOS:*:*)
+       echo m68k-atari-mint${UNAME_RELEASE}
+       exit 0 ;;
+    atari*:*MiNT:*:* | atari*:*mint:*:* | atarist[e]:*TOS:*:*)
+       echo m68k-atari-mint${UNAME_RELEASE}
+       exit 0 ;;
+    *falcon*:*MiNT:*:* | *falcon*:*mint:*:* | *falcon*:*TOS:*:*)
+       echo m68k-atari-mint${UNAME_RELEASE}
+       exit 0 ;;
+    milan*:*MiNT:*:* | milan*:*mint:*:* | *milan*:*TOS:*:*)
+        echo m68k-milan-mint${UNAME_RELEASE}
+        exit 0 ;;
+    hades*:*MiNT:*:* | hades*:*mint:*:* | *hades*:*TOS:*:*)
+        echo m68k-hades-mint${UNAME_RELEASE}
+        exit 0 ;;
+    *:*MiNT:*:* | *:*mint:*:* | *:*TOS:*:*)
+        echo m68k-unknown-mint${UNAME_RELEASE}
+        exit 0 ;;
     sun3*:NetBSD:*:*)
 	echo m68k-sun-netbsd${UNAME_RELEASE}
 	exit 0 ;;
     sun3*:OpenBSD:*:*)
-	echo m68k-sun-openbsd${UNAME_RELEASE}
+	echo m68k-unknown-openbsd${UNAME_RELEASE}
 	exit 0 ;;
     mac68k:NetBSD:*:*)
 	echo m68k-apple-netbsd${UNAME_RELEASE}
 	exit 0 ;;
     mac68k:OpenBSD:*:*)
-	echo m68k-apple-openbsd${UNAME_RELEASE}
+	echo m68k-unknown-openbsd${UNAME_RELEASE}
 	exit 0 ;;
     mvme68k:OpenBSD:*:*)
 	echo m68k-unknown-openbsd${UNAME_RELEASE}
@@ -329,15 +369,15 @@ EOF
     mvme88k:OpenBSD:*:*)
 	echo m88k-unknown-openbsd${UNAME_RELEASE}
 	exit 0 ;;
-    Power?Macintosh:Rhapsody:*:*)
-      echo powerpc-apple-rhapsody${UNAME_RELEASE}
-      exit 0 ;;
-    *:Rhapsody:*:*)
-      echo ${UNAME_MACHINE}-unknown-rhapsody${UNAME_RELEASE}
-      exit 0 ;;
+    *:"Mac OS":*:*)
+	echo `uname -p`-apple-macos${UNAME_RELEASE}
+	exit 0 ;;
     powerpc:machten:*:*)
 	echo powerpc-apple-machten${UNAME_RELEASE}
 	exit 0 ;;
+    macppc:NetBSD:*:*)
+        echo powerpc-apple-netbsd${UNAME_RELEASE}
+        exit 0 ;;
     RISC*:Mach:*:*)
 	echo mips-dec-mach_bsd4.3
 	exit 0 ;;
@@ -347,12 +387,16 @@ EOF
     VAX*:ULTRIX*:*:*)
 	echo vax-dec-ultrix${UNAME_RELEASE}
 	exit 0 ;;
-    2020:CLIX:*:*)
+    2020:CLIX:*:* | 2430:CLIX:*:*)
 	echo clipper-intergraph-clix${UNAME_RELEASE}
 	exit 0 ;;
     mips:*:*:UMIPS | mips:*:*:RISCos)
-	sed 's/^	//' << EOF >dummy.c
-	int main (argc, argv) int argc; char **argv; {
+	sed 's/^	//' << EOF >$dummy.c
+#ifdef __cplusplus
+	int main (int argc, char *argv[]) {
+#else
+	int main (argc, argv) int argc; char *argv[]; {
+#endif
 	#if defined (host_mips) && defined (MIPSEB)
 	#if defined (SYSTYPE_SYSV)
 	  printf ("mips-mips-riscos%ssysv\n", argv[1]); exit (0);
@@ -367,10 +411,10 @@ EOF
 	  exit (-1);
 	}
 EOF
-	${CC-cc} dummy.c -o dummy \
-	  && ./dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \
-	  && rm dummy.c dummy && exit 0
-	rm -f dummy.c dummy
+	$CC_FOR_BUILD $dummy.c -o $dummy \
+	  && ./$dummy `echo "${UNAME_RELEASE}" | sed -n 's/\([0-9]*\).*/\1/p'` \
+	  && rm $dummy.c $dummy && exit 0
+	rm -f $dummy.c $dummy
 	echo mips-mips-riscos${UNAME_RELEASE}
 	exit 0 ;;
     Night_Hawk:Power_UNIX:*:*)
@@ -389,13 +433,14 @@ EOF
 	# DG/UX returns AViiON for all architectures
 	UNAME_PROCESSOR=`/usr/bin/uname -p`
 	if [ $UNAME_PROCESSOR = mc88100 -o $UNAME_PROCESSOR = mc88110 ] ; then
-	if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx \
+	  if [ ${TARGET_BINARY_INTERFACE}x = m88kdguxelfx \
 	     -o ${TARGET_BINARY_INTERFACE}x = x ] ; then
 		echo m88k-dg-dgux${UNAME_RELEASE}
-	else
+	  else
 		echo m88k-dg-dguxbcs${UNAME_RELEASE}
-	fi
-	else echo i586-dg-dgux${UNAME_RELEASE}
+	  fi
+	else
+	  echo i586-dg-dgux${UNAME_RELEASE}
 	fi
  	exit 0 ;;
     M88*:DolphinOS:*:*)	# DolphinOS (SVR3)
@@ -422,7 +467,7 @@ EOF
 	exit 0 ;;
     *:AIX:2:3)
 	if grep bos325 /usr/include/stdio.h >/dev/null 2>&1; then
-		sed 's/^		//' << EOF >dummy.c
+		sed 's/^		//' << EOF >$dummy.c
 		#include <sys/systemcfg.h>
 
 		main()
@@ -433,8 +478,8 @@ EOF
 			exit(0);
 			}
 EOF
-		${CC-cc} dummy.c -o dummy && ./dummy && rm dummy.c dummy && exit 0
-		rm -f dummy.c dummy
+		$CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm $dummy.c $dummy && exit 0
+		rm -f $dummy.c $dummy
 		echo rs6000-ibm-aix3.2.5
 	elif grep bos324 /usr/include/stdio.h >/dev/null 2>&1; then
 		echo rs6000-ibm-aix3.2.4
@@ -443,7 +488,8 @@ EOF
 	fi
 	exit 0 ;;
     *:AIX:*:4)
-	if /usr/sbin/lsattr -EHl proc0 | grep POWER >/dev/null 2>&1; then
+	IBM_CPU_ID=`/usr/sbin/lsdev -C -c processor -S available | head -1 | awk '{ print $1 }'`
+	if /usr/sbin/lsattr -EHl ${IBM_CPU_ID} | grep POWER >/dev/null 2>&1; then
 		IBM_ARCH=rs6000
 	else
 		IBM_ARCH=powerpc
@@ -484,17 +530,46 @@ EOF
 	case "${UNAME_MACHINE}" in
 	    9000/31? )		HP_ARCH=m68000 ;;
 	    9000/[34]?? )	HP_ARCH=m68k ;;
-	    9000/78? | 9000/80[24] | 9000/8[67]1 | 9000/8[78]9 | 9000/893 )
-				HP_ARCH=hppa2.0 ;;
-	    9000/7?? | 9000/8?[13679] | 9000/892 )
-				HP_ARCH=hppa1.1 ;;
-	    9000/[68]?? )	HP_ARCH=hppa1.0 ;;
+	    9000/[678][0-9][0-9])
+              sed 's/^              //' << EOF >$dummy.c
+              #include <stdlib.h>
+              #include <unistd.h>
+
+              int main ()
+              {
+              #if defined(_SC_KERNEL_BITS)
+                  long bits = sysconf(_SC_KERNEL_BITS);
+              #endif
+                  long cpu  = sysconf (_SC_CPU_VERSION);
+
+                  switch (cpu)
+              	{
+              	case CPU_PA_RISC1_0: puts ("hppa1.0"); break;
+              	case CPU_PA_RISC1_1: puts ("hppa1.1"); break;
+              	case CPU_PA_RISC2_0:
+              #if defined(_SC_KERNEL_BITS)
+              	    switch (bits)
+              		{
+              		case 64: puts ("hppa2.0w"); break;
+              		case 32: puts ("hppa2.0n"); break;
+              		default: puts ("hppa2.0"); break;
+              		} break;
+              #else  /* !defined(_SC_KERNEL_BITS) */
+              	    puts ("hppa2.0"); break;
+              #endif
+              	default: puts ("hppa1.0"); break;
+              	}
+                  exit (0);
+              }
+EOF
+	($CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null ) && HP_ARCH=`./$dummy`
+	rm -f $dummy.c $dummy
 	esac
 	HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
 	echo ${HP_ARCH}-hp-hpux${HPUX_REV}
 	exit 0 ;;
     3050*:HI-UX:*:*)
-	sed 's/^	//' << EOF >dummy.c
+	sed 's/^	//' << EOF >$dummy.c
 	#include <unistd.h>
 	int
 	main ()
@@ -519,8 +594,8 @@ EOF
 	  exit (0);
 	}
 EOF
-	${CC-cc} dummy.c -o dummy && ./dummy && rm dummy.c dummy && exit 0
-	rm -f dummy.c dummy
+	$CC_FOR_BUILD $dummy.c -o $dummy && ./$dummy && rm $dummy.c $dummy && exit 0
+	rm -f $dummy.c $dummy
 	echo unknown-hitachi-hiuxwe2
 	exit 0 ;;
     9000/7??:4.3bsd:*:* | 9000/8?[79]:4.3bsd:*:* )
@@ -529,6 +604,9 @@ EOF
     9000/8??:4.3bsd:*:*)
 	echo hppa1.0-hp-bsd
 	exit 0 ;;
+    *9??*:MPE/iX:*:*)
+        echo hppa1.0-hp-mpeix
+        exit 0 ;;
     hp7??:OSF1:*:* | hp8?[79]:OSF1:*:* )
 	echo hppa1.1-hp-osf
 	exit 0 ;;
@@ -537,14 +615,17 @@ EOF
 	exit 0 ;;
     i?86:OSF1:*:*)
 	if [ -x /usr/sbin/sysversion ] ; then
-	    echo ${UNAME_MACHINE}-pc-osf1mk
+	    echo ${UNAME_MACHINE}-unknown-osf1mk
 	else
-	    echo ${UNAME_MACHINE}-pc-osf1
+	    echo ${UNAME_MACHINE}-unknown-osf1
 	fi
 	exit 0 ;;
     parisc*:Lites*:*:*)
 	echo hppa1.1-hp-lites
 	exit 0 ;;
+    hppa*:OpenBSD:*:*)
+        echo hppa-unknown-openbsd
+        exit 0 ;;
     C1*:ConvexOS:*:* | convex:ConvexOS:C1*:*)
 	echo c1-convex-bsd
         exit 0 ;;
@@ -577,11 +658,14 @@ EOF
     CRAY*TS:*:*:*)
 	echo t90-cray-unicos${UNAME_RELEASE}
 	exit 0 ;;
+    CRAY*T3E:*:*:*)
+        echo alpha-cray-unicosmk${UNAME_RELEASE}
+        exit 0 ;;
     CRAY-2:*:*:*)
 	echo cray2-cray-unicos
         exit 0 ;;
     F300:UNIX_System_V:*:*)
-	FUJITSU_SYS=`uname -p | tr [A-Z] [a-z] | sed -e 's/\///'`
+	FUJITSU_SYS=`uname -p | tr 'ABCDEFGHIJKLMNOPQRSTUVWXYZ' 'abcdefghijklmnopqrstuvwxyz' | sed -e 's/\///'`
 	FUJITSU_REL=`echo ${UNAME_RELEASE} | sed -e 's/ /_/'`
 	echo "f300-fujitsu-${FUJITSU_SYS}${FUJITSU_REL}"
 	exit 0 ;;
@@ -591,14 +675,26 @@ EOF
     hp3[0-9][05]:NetBSD:*:*)
 	echo m68k-hp-netbsd${UNAME_RELEASE}
 	exit 0 ;;
-    hp3[0-9][05]:OpenBSD:*:*)
-	echo m68k-hp-openbsd${UNAME_RELEASE}
-	exit 0 ;;
-    i?86:BSD/386:*:* | *:BSD/OS:*:*)
+    hp300:OpenBSD:*:*)
+        echo m68k-unknown-openbsd${UNAME_RELEASE}
+        exit 0 ;;
+    i?86:BSD/386:*:* | i?86:BSD/OS:*:*)
 	echo ${UNAME_MACHINE}-pc-bsdi${UNAME_RELEASE}
 	exit 0 ;;
+    sparc*:BSD/OS:*:*)
+        echo sparc-unknown-bsdi${UNAME_RELEASE}
+        exit 0 ;;
+    *:BSD/OS:*:*)
+        echo ${UNAME_MACHINE}-unknown-bsdi${UNAME_RELEASE}
+        exit 0 ;;
     *:FreeBSD:*:*)
-	echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-(].*//'`
+	if test -x /usr/bin/objformat; then
+	    if test "elf" = "`/usr/bin/objformat`"; then
+		echo ${UNAME_MACHINE}-unknown-freebsdelf`echo ${UNAME_RELEASE}|sed -e 's/[-_].*//'`
+		exit 0
+	    fi
+	fi
+	echo ${UNAME_MACHINE}-unknown-freebsd`echo ${UNAME_RELEASE}|sed -e 's/[-=(].*//'`
 	exit 0 ;;
     *:NetBSD:*:*)
 	echo ${UNAME_MACHINE}-unknown-netbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
@@ -607,14 +703,23 @@ EOF
 	echo ${UNAME_MACHINE}-unknown-openbsd`echo ${UNAME_RELEASE}|sed -e 's/[-_].*/\./'`
 	exit 0 ;;
     i*:CYGWIN*:*)
-	echo i386-pc-cygwin32
+	echo ${UNAME_MACHINE}-pc-cygwin32
 	exit 0 ;;
     i*:MINGW*:*)
-	echo i386-pc-mingw32
+	echo ${UNAME_MACHINE}-pc-mingw32
 	exit 0 ;;
+    i*:Windows_NT*:* | Pentium*:Windows_NT*:*)
+        # How do we know it's Interix rather than the generic POSIX subsystem?
+        # It also conflicts with pre-2.0 versions of AT&T UWIN. Should we
+        # UNAME_MACHINE based on the output of uname instead of i386?
+        echo i386-pc-interix
+        exit 0 ;;
+    i*:UWIN*:*)
+        echo ${UNAME_MACHINE}-pc-uwin
+        exit 0 ;;
     p*:CYGWIN*:*)
-	echo powerpcle-unknown-cygwin32
-	exit 0 ;;
+	echo powerpcle-unknown-cygwin
+	exit 0 ;;    
     prep*:SunOS:5.*:*)
 	echo powerpcle-unknown-solaris2`echo ${UNAME_RELEASE}|sed -e 's/[^.]*//'`
 	exit 0 ;;
@@ -622,9 +727,17 @@ EOF
 	echo `echo ${UNAME_MACHINE}|sed -e 's,[-/].*$,,'`-unknown-gnu`echo ${UNAME_RELEASE}|sed -e 's,/.*$,,'`
 	exit 0 ;;
     *:Linux:*:*)
+        # uname on the ARM produces all sorts of strangeness, and we need to
+        # filter it out.
+        case "$UNAME_MACHINE" in
+          armv*)                      UNAME_MACHINE=$UNAME_MACHINE ;;
+          arm* | sa110*)              UNAME_MACHINE="arm" ;;
+        esac
+
 	# The BFD linker knows what the default object file format is, so
-	# first see if it will tell us.
-	ld_help_string=`ld --help 2>&1`
+	# first see if it will tell us.  cd to the root directory to prevent
+	# problems with other programs or directories called `ld' in the path.
+	ld_help_string=`cd /; ld --help 2>&1`
 	ld_supported_emulations=`echo $ld_help_string \
 			 | sed -ne '/supported emulations:/!d
 				    s/[ 	][ 	]*/ /g
@@ -632,15 +745,46 @@ EOF
 				    s/ .*//
 				    p'`
 	case "$ld_supported_emulations" in
+	  *ia64)      echo "${UNAME_MACHINE}-unknown-linux"         ; exit 0 ;;
 	  i?86linux)  echo "${UNAME_MACHINE}-pc-linux-gnuaout"      ; exit 0 ;;
 	  i?86coff)   echo "${UNAME_MACHINE}-pc-linux-gnucoff"      ; exit 0 ;;
 	  sparclinux) echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;;
+	  armlinux)   echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;;
 	  m68klinux)  echo "${UNAME_MACHINE}-unknown-linux-gnuaout" ; exit 0 ;;
-	  elf32ppc)   echo "powerpc-unknown-linux-gnu"              ; exit 0 ;;
-	esac
+	  elf32ppc | elf32ppclinux)
+		# Determine Lib Version
+		cat >$dummy.c <<EOF
+#include <features.h>
+#if defined(__GLIBC__)
+extern char __libc_version[];
+extern char __libc_release[];
+#endif
+main(argc, argv)
+     int argc;
+     char *argv[];
+{
+#if defined(__GLIBC__)
+  printf("%s %s\n", __libc_version, __libc_release);
+#else
+  printf("unkown\n");
+#endif
+  return 0;
+}
+EOF
+		LIBC=""
+		$CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null
+		if test "$?" = 0 ; then
+			./$dummy | grep 1\.99 > /dev/null
+			if test "$?" = 0 ; then
+				LIBC="libc1"
+			fi
+		fi	
+		rm -f $dummy.c $dummy
+		echo powerpc-unknown-linux-gnu${LIBC} ; exit 0 ;;
+ 	esac
 
 	if test "${UNAME_MACHINE}" = "alpha" ; then
-		sed 's/^	//'  <<EOF >dummy.s
+		sed 's/^	//'  <<EOF >$dummy.s
 		.globl main
 		.ent main
 	main:
@@ -658,9 +802,9 @@ EOF
 		.end main
 EOF
 		LIBC=""
-		${CC-cc} dummy.s -o dummy 2>/dev/null
+		$CC_FOR_BUILD $dummy.s -o $dummy 2>/dev/null
 		if test "$?" = 0 ; then
-			./dummy
+			./$dummy
 			case "$?" in
 			7)
 				UNAME_MACHINE="alpha"
@@ -679,20 +823,21 @@ EOF
 				;;
 			esac
 
-			objdump --private-headers dummy | \
+			objdump --private-headers $dummy | \
 			  grep ld.so.1 > /dev/null
 			if test "$?" = 0 ; then
 				LIBC="libc1"
 			fi
 		fi
-		rm -f dummy.s dummy
+		rm -f $dummy.s $dummy
 		echo ${UNAME_MACHINE}-unknown-linux-gnu${LIBC} ; exit 0
 	elif test "${UNAME_MACHINE}" = "mips" ; then
-	  cat >dummy.c <<EOF
-main(argc, argv)
-     int argc;
-     char *argv[];
-{
+	  cat >$dummy.c <<EOF
+#ifdef __cplusplus
+int main (int argc, char *argv[]) {
+#else
+int main (argc, argv) int argc; char *argv[]; {
+#endif
 #ifdef __MIPSEB__
   printf ("%s-unknown-linux-gnu\n", argv[1]);
 #endif
@@ -702,8 +847,8 @@ main(argc, argv)
   return 0;
 }
 EOF
-	  ${CC-cc} dummy.c -o dummy 2>/dev/null && ./dummy "${UNAME_MACHINE}" && rm dummy.c dummy && exit 0
-	  rm -f dummy.c dummy
+	  $CC_FOR_BUILD $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
+	  rm -f $dummy.c $dummy
 	else
 	  # Either a pre-BFD a.out linker (linux-gnuoldld)
 	  # or one that does not give us useful --help.
@@ -722,12 +867,13 @@ EOF
 	    ;;
 	  esac
 	  # Determine whether the default compiler is a.out or elf
-	  cat >dummy.c <<EOF
+	  cat >$dummy.c <<EOF
 #include <features.h>
-main(argc, argv)
-     int argc;
-     char *argv[];
-{
+#ifdef __cplusplus
+	int main (int argc, char *argv[]) {
+#else
+	int main (argc, argv) int argc; char *argv[]; {
+#endif
 #ifdef __ELF__
 # ifdef __GLIBC__
 #  if __GLIBC__ >= 2
@@ -744,8 +890,8 @@ main(argc, argv)
   return 0;
 }
 EOF
-	  ${CC-cc} dummy.c -o dummy 2>/dev/null && ./dummy "${UNAME_MACHINE}" && rm dummy.c dummy && exit 0
-	  rm -f dummy.c dummy
+	  ${CC-cc} $dummy.c -o $dummy 2>/dev/null && ./$dummy "${UNAME_MACHINE}" && rm $dummy.c $dummy && exit 0
+	  rm -f $dummy.c $dummy
 	fi ;;
 # ptx 4.0 does uname -s correctly, with DYNIX/ptx in there.  earlier versions
 # are messed up and put the nodename in both sysname and nodename.
@@ -754,9 +900,9 @@ EOF
 	exit 0 ;;
 # added by chet for bash based on usenet posting from <hops@sco.com> and
 # documentation on SCO's web site -- UnixWare 7 (SVR5)
-    i?86:UnixWare:5*:*)
-	echo ${UNAME_MACHINE}-pc-sysv5uw${UNAME_VERSION}
-	exit 0 ;;
+#    i?86:UnixWare:5*:*)
+#	echo ${UNAME_MACHINE}-pc-sysv5uw${UNAME_VERSION}
+#	exit 0 ;;
     i?86:UNIX_SV:4.2MP:2.*)
 	# Unixware is an offshoot of SVR4, but it has its own version
 	# number series starting with 2...
@@ -772,6 +918,14 @@ EOF
 		echo ${UNAME_MACHINE}-pc-sysv${UNAME_RELEASE}
 	fi
 	exit 0 ;;
+    i?86:*:5:7*)
+        UNAME_REL=`(/bin/uname -X|egrep Release|sed -e 's/.*= //')`
+        (/bin/uname -X|egrep i80486 >/dev/null) && UNAME_MACHINE=i486
+        (/bin/uname -X|egrep '^Machine.*Pentium' >/dev/null) && UNAME_MACHINE=i586
+        (/bin/uname -X|egrep '^Machine.*Pent.*II' >/dev/null) && UNAME_MACHINE=i686
+        (/bin/uname -X|egrep '^Machine.*Pentium Pro' >/dev/null) && UNAME_MACHINE=i585
+        echo ${UNAME_MACHINE}-${UNAME_SYSTEM}${UNAME_VERSION}-sysv${UNAME_RELEASE}
+        exit 0 ;;
     i?86:*:3.2:*)
 	if test -f /usr/options/cb.name; then
 		UNAME_REL=`sed -n 's/.*Version //p' </usr/options/cb.name`
@@ -781,6 +935,10 @@ EOF
 		(/bin/uname -X|egrep i80486 >/dev/null) && UNAME_MACHINE=i486
 		(/bin/uname -X|egrep '^Machine.*Pentium' >/dev/null) \
 			&& UNAME_MACHINE=i586
+		(/bin/uname -X|egrep '^Machine.*Pent ?II' >/dev/null) \
+			&& UNAME_MACHINE=i686
+		(/bin/uname -X|egrep '^Machine.*Pentium Pro' >/dev/null) \
+			&& UNAME_MACHINE=i686
 		echo ${UNAME_MACHINE}-pc-sco$UNAME_REL
 	else
 		echo ${UNAME_MACHINE}-pc-sysv32
@@ -827,7 +985,7 @@ EOF
     m68*:LynxOS:2.*:*)
 	echo m68k-unknown-lynxos${UNAME_RELEASE}
 	exit 0 ;;
-    i?86:LynxOS:2.*:*)
+    i?86:LynxOS:2.*:* | i?86:LynxOS:3.[01]*:*)
 	echo i386-pc-lynxos${UNAME_RELEASE}
 	exit 0 ;;
     TSUNAMI:LynxOS:2.*:*)
@@ -872,23 +1030,40 @@ EOF
     news*:NEWS-OS:*:6*)
 	echo mips-sony-newsos6
 	exit 0 ;;
-    R3000:*System_V*:*:* | R4000:UNIX_SYSV:*:*)
+    R3000:*System_V*:*:* | R4000:UNIX_SYSV:*:* | R*000:UNIX_SV:*:*)
 	if [ -d /usr/nec ]; then
 		echo mips-nec-sysv${UNAME_RELEASE}
 	else
 		echo mips-unknown-sysv${UNAME_RELEASE}
 	fi
 	exit 0 ;;
-    PENTIUM:CPunix:4.0*:*) # Unisys `ClearPath HMP IX 4000' SVR4/MP effort
-                           # says <Richard.M.Bartel@ccMail.Census.GOV>
-	echo i586-unisys-sysv4 
+    BeBox:BeOS:*:*)    # BeOS running on hardware made by Be, PPC only.
+	echo powerpc-apple-beos
+	exit 0 ;;
+    BeMac:BeOS:*:*)
+	echo powerpc-apple-beos
+	exit 0 ;;
+    BePC:BeOS:*:*)
+	echo i586-pc-beos
+	exit 0 ;;
+    SX-4:SUPER-UX:*:*)
+	echo sx4-nec-superux${UNAME_RELEASE}
+	exit 0 ;;
+    SX-5:SUPER-UX:*:*)
+	echo sx5-nec-superux${UNAME_RELEASE}
+	exit 0 ;;
+    Power*:Rhapsody:*:*)
+	echo powerpc-apple-rhapsody${UNAME_RELEASE}
+	exit 0 ;;
+    *:Rhapsody:*:*)
+	echo ${UNAME_MACHINE}-apple-rhapsody${UNAME_RELEASE}
 	exit 0 ;;
 esac
 
 #echo '(No uname command or uname output not recognized.)' 1>&2
 #echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2
 
-cat >dummy.c <<EOF
+cat >$dummy.c <<EOF
 #ifdef _SEQUENT_
 # include <sys/types.h>
 # include <sys/utsname.h>
@@ -930,7 +1105,10 @@ main ()
 #endif
   int version;
   version=`(hostinfo | sed -n 's/.*NeXT Mach \([0-9]*\).*/\1/p') 2>/dev/null`;
-  printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
+  if (version < 4)
+    printf ("%s-next-nextstep%d\n", __ARCHITECTURE__, version);
+  else
+    printf ("%s-next-openstep%d\n", __ARCHITECTURE__, version);
   exit (0);
 #endif
 
@@ -1097,8 +1275,8 @@ main ()
 }
 EOF
 
-${CC-cc} dummy.c -o dummy 2>/dev/null && ./dummy && rm dummy.c dummy && exit 0
-rm -f dummy.c dummy
+${CC-cc} $dummy.c -o $dummy 2>/dev/null && ./$dummy && rm $dummy.c $dummy && exit 0
+rm -f $dummy.c $dummy
 
 # Apollos put the system type in the environment.