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-rw-r--r--sysdeps/m68k/preconfigure.ac23
1 files changed, 23 insertions, 0 deletions
diff --git a/sysdeps/m68k/preconfigure.ac b/sysdeps/m68k/preconfigure.ac
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+++ b/sysdeps/m68k/preconfigure.ac
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+GLIBC_PROVIDES[]dnl See aclocal.m4 in the top level source directory.
+# Local preconfigure fragment for sysdeps/m68k
+
+# This fragment canonicalizes the machine names for m68k variants.
+
+case "$machine" in
+m680?0)		base_machine=m68k machine=m68k/m680x0/$machine ;;
+m68k)		variant=`(echo "#ifdef __mcoldfire__"
+			  echo "coldfire"
+			  echo "#else"
+			  echo "m680x0/m68020"
+			  echo "#endif") |
+			 $CC $CFLAGS $CPPFLAGS -E - |
+			 grep '^[[a-z]]'`
+		if test -z "$variant"; then
+		  AC_MSG_ERROR([Cannot determine m68k processor variant], [1])
+		fi
+		base_machine=m68k machine=m68k/$variant
+		if test "$variant" = "coldfire"; then
+		  with_fp_cond="defined __mcffpu__"
+		fi
+		;;
+esac