1 files changed, 52 insertions, 0 deletions
diff --git a/sim/ppc/config.hdr b/sim/ppc/config.hdr
new file mode 100755
index 0000000..98fa86b
--- /dev/null
+++ b/sim/ppc/config.hdr
@@ -0,0 +1,52 @@
+#! /bin/sh
+
+# Helper script to turn --enable-sim-xxx switches into defines
+
+# Arg 1 -- header name
+# Arg 2 -- define name
+# Arg 3 -- --enable-sim switch spelling
+# Arg 4 -- --enable-sim switch value
+# the remaining switches are paired, with the first being the value to test arg 4 against
+# and the second is the value to put in the define if it matches
+
+hdr="$1"
+shift
+
+define="$1"
+shift
+
+switch="$1"
+shift
+
+value="$1"
+shift
+
+while test $# -gt 1; do
+	test_value="$1"
+	shift
+
+	set_value="$1"
+	shift
+
+	if test x"$value" = x"$test_value" -o x"$test_value" = x"*"; then
+		echo "Defining $define=$set_value"
+		(echo ""
+		 if test x"$value" = x""; then
+			 echo "/* no $switch */"
+		 elif test x"$value" = x"yes"; then
+			 echo "/* $switch */"
+		 else
+			 echo "/* $switch=$value */"
+		 fi
+
+		 echo "#ifndef $define"
+		 echo "#define $define $set_value"
+		 echo "#endif") >> $hdr
+		exit 0;
+	fi
+done
+
+if test x"$value" != x"" -a x"$value" != x"no"; then
+	echo "$switch=$value is not supported" 1>&2
+	exit 1
+fi