Merge tag 'snapshot-start' into stable
[gnulib.git] / build-aux / config.guess
index b79252d..4438cd7 100755 (executable)
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright 1992-2013 Free Software Foundation, Inc.
+#   Copyright 1992-2014 Free Software Foundation, Inc.
 
-timestamp='2013-06-10'
+timestamp='2014-01-01'
 
 # 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
@@ -50,7 +50,7 @@ version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright 1992-2013 Free Software Foundation, Inc.
+Copyright 1992-2014 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."
@@ -1260,16 +1260,26 @@ EOF
        if test "$UNAME_PROCESSOR" = unknown ; then
            UNAME_PROCESSOR=powerpc
        fi
-       if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
-           if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
-               (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
-               grep IS_64BIT_ARCH >/dev/null
-           then
-               case $UNAME_PROCESSOR in
-                   i386) UNAME_PROCESSOR=x86_64 ;;
-                   powerpc) UNAME_PROCESSOR=powerpc64 ;;
-               esac
+       if test `echo "$UNAME_RELEASE" | sed -e 's/\..*//'` -le 10 ; then
+           if [ "$CC_FOR_BUILD" != 'no_compiler_found' ]; then
+               if (echo '#ifdef __LP64__'; echo IS_64BIT_ARCH; echo '#endif') | \
+                   (CCOPTS= $CC_FOR_BUILD -E - 2>/dev/null) | \
+                   grep IS_64BIT_ARCH >/dev/null
+               then
+                   case $UNAME_PROCESSOR in
+                       i386) UNAME_PROCESSOR=x86_64 ;;
+                       powerpc) UNAME_PROCESSOR=powerpc64 ;;
+                   esac
+               fi
            fi
+       elif test "$UNAME_PROCESSOR" = i386 ; then
+           # Avoid executing cc on OS X 10.9, as it ships with a stub
+           # that puts up a graphical alert prompting to install
+           # developer tools.  Any system running Mac OS X 10.7 or
+           # later (Darwin 11 and later) is required to have a 64-bit
+           # processor. This is not true of the ARM version of Darwin
+           # that Apple uses in portable devices.
+           UNAME_PROCESSOR=x86_64
        fi
        echo ${UNAME_PROCESSOR}-apple-darwin${UNAME_RELEASE}
        exit ;;