tweak comment

[pf3gnuchains/gcc-fork.git] / config.guess

diff --git a/config.guess b/config.guess
index 1448103..687adc2 100755 (executable)
--- a/config.guess
+++ b/config.guess
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright (C) 1992, 93, 94, 95, 96, 1997 Free Software Foundation, Inc.
+#   Copyright (C) 1992, 93-97, 1998 Free Software Foundation, Inc.
 #
 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -52,6 +52,9 @@ trap 'rm -f dummy.c dummy.o dummy; exit 1' 1 2 15
 
 case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
     alpha:OSF1:*:*)
+       if test $UNAME_RELEASE = "V4.0"; then
+               UNAME_RELEASE=`/usr/sbin/sizer -v | awk '{print $3}'`
+       fi
        # A Vn.n version is a released version.
        # A Tn.n version is a released field test version.
        # A Xn.n version is an unreleased experimental baselevel.
@@ -62,9 +65,14 @@ case "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" in
 main:
        .frame \$30,0,\$26,0
        .prologue 0
-       .long 0x47e03d84
-       cmoveq \$4,0,\$3
-       addl \$3,\$31,\$0
+       .long 0x47e03d80 # implver $0
+       lda \$2,259
+       .long 0x47e20c21 # amask $2,$1
+       srl \$1,8,\$2
+       sll \$2,2,\$2
+       sll \$0,3,\$0
+       addl \$1,\$0,\$0
+       addl \$2,\$0,\$0
        ret \$31,(\$26),1
        .end main
 EOF
@@ -72,16 +80,25 @@ EOF
        if test "$?" = 0 ; then
                ./dummy
                case "$?" in
-                       1)
+                       7)
+                               UNAME_MACHINE="alpha"
+                               ;;
+                       15)
                                UNAME_MACHINE="alphaev5"
                                ;;
-                       2)
+                       14)
                                UNAME_MACHINE="alphaev56"
                                ;;
+                       10)
+                               UNAME_MACHINE="alphapca56"
+                               ;;
+                       16)
+                               UNAME_MACHINE="alphaev6"
+                               ;;
                esac
        fi
        rm -f dummy.s dummy
-       echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//'`
+       echo ${UNAME_MACHINE}-dec-osf`echo ${UNAME_RELEASE} | sed -e 's/^[VTX]//' | tr [[A-Z]] [[a-z]]`
        exit 0 ;;
     21064:Windows_NT:50:3)
        echo alpha-dec-winnt3.5
@@ -341,7 +358,7 @@ EOF
        case "${UNAME_MACHINE}" in
            9000/31? )            HP_ARCH=m68000 ;;
            9000/[34]?? )         HP_ARCH=m68k ;;
-           9000/7?? | 9000/8?[1679] ) HP_ARCH=hppa1.1 ;;
+           9000/7?? | 9000/8?[13679] ) HP_ARCH=hppa1.1 ;;
            9000/8?? )            HP_ARCH=hppa1.0 ;;
        esac
        HPUX_REV=`echo ${UNAME_RELEASE}|sed -e 's/[^.]*.[0B]*//'`
@@ -490,7 +507,36 @@ EOF
          i?86coff)   echo "${UNAME_MACHINE}-pc-linux-gnucoff"      ; exit 0 ;;
          sparclinux) 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 ;;
+         elf32ppc)
+               # 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=""
+               ${CC-cc} dummy.c -o dummy 2>/dev/null
+               if test "$?" = 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
@@ -500,9 +546,14 @@ EOF
        main:
                .frame \$30,0,\$26,0
                .prologue 0
-               .long 0x47e03d84
-               cmoveq \$4,0,\$3
-               addl \$3,\$31,\$0
+               .long 0x47e03d80 # implver $0
+               lda \$2,259
+               .long 0x47e20c21 # amask $2,$1
+               srl \$1,8,\$2
+               sll \$2,2,\$2
+               sll \$0,3,\$0
+               addl \$1,\$0,\$0
+               addl \$2,\$0,\$0
                ret \$31,(\$26),1
                .end main
 EOF
@@ -511,12 +562,21 @@ EOF
                if test "$?" = 0 ; then
                        ./dummy
                        case "$?" in
-                               1)
-                                       UNAME_MACHINE="alphaev5"
-                               ;;      
-                       2)      
-                                       UNAME_MACHINE="alphaev56"
-                               ;;      
+                       7)
+                               UNAME_MACHINE="alpha"
+                               ;;
+                       15)
+                               UNAME_MACHINE="alphaev5"
+                               ;;
+                       14)
+                               UNAME_MACHINE="alphaev56"
+                               ;;
+                       10)
+                               UNAME_MACHINE="alphapca56"
+                               ;;
+                       16)
+                               UNAME_MACHINE="alphaev6"
+                               ;;
                        esac    
 
                        objdump --private-headers dummy | \
@@ -607,6 +667,13 @@ 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
+       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`
@@ -711,6 +778,12 @@ EOF
                echo mips-unknown-sysv${UNAME_RELEASE}
        fi
         exit 0 ;;
+    BeBox:BeOS:*:*)    # BeOS running on hardware made by Be, PPC only.
+       echo powerpc-be-beos
+       exit 0 ;;
+    BeMac:BeOS:*:*)    # BeOS running on Mac or Mac clone, PPC only.
+       echo powerpc-apple-beos
+       exit 0 ;;
 esac
 
 #echo '(No uname command or uname output not recognized.)' 1>&2