-# Compute as_lineno_1 in two steps: some shells restart LINENO for
-# subshells.
-as_lineno_1=`(expr $as_lineno_1 + 1) 2>/dev/null`
-if test "x$as_lineno_1" != "x$as_lineno_2"; then
+as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+if test "x$as_lineno_1" = "x$as_lineno_2" ||
+ test "x$as_lineno_3" != "x$as_lineno_2";
+ then
+ # Find who we are.
+ case $0 in
+ *[\\/]* | ?:[\\/]* ) as_myself=$0 ;;
+ *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+ IFS=$as_save_IFS
+ test -z "$as_dir" && as_dir=.
+ test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+done
+
+ ;;
+ esac
+ if test ! -f $as_myself; then
+ { { echo "$as_me:$LINENO: error: cannot find myself; rerun with an absolute path" >&5
+echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2;}
+ { (exit 1); exit 1; }; }
+ fi