some fixes for OpenSSH

git-svn-id: svn://svn.code.sf.net/p/sc2/code/trunk@273 8092fc87-c524-0410-9efc-e669fe64eaf9

sc2/build/build.sh

@@ -29,7 +29,7 @@ if [ -e build.vars -a -z "$BUILD_COMMAND" ]; then
 fi
 
 # Read in the Makeinfo file for the dir currently being processed
-. "${BUILD_REC_PATH}Makeinfo"
+. "${BUILD_REC_PATH:=}Makeinfo"
 
 # If we're recursing, go on.
 if [ -n "$BUILD_COMMAND" ]; then

sc2/build/config_functions

@@ -40,9 +40,9 @@ try_compile_c() {
 	fi
 	cat > "$TEMPFILE.c"
 	echo_and_perform $COMPILE $1 $2 "$TEMPFILE.c" \
-			-o /dev/null 2>&1 >> "$BUILDLOG"
+			-o "$TEMPFILE.out" 2>&1 >> "$BUILDLOG"
 	RESULT=$?
-	rm -f "$TEMPFILE.c"
+	rm -f "$TEMPFILE.c" "$TEMPFILE.out"
 	return $RESULT
 }