(***********************************************************************)
+(** use: xml_file "XPath querie"
+ or : xml_file -f XPath_querie_file
+ only the first line of XPath_querie_file is read
+*)
+
module F = Formula
+module A = Ata
(* to force ocaml build to add Formula to the dependency chain even if
we don't use it yet*)
-let query = XPath.parse Sys.argv.(2)
+let query =
+ let arg2 = Sys.argv.(2) in
+ if arg2 = "-f"
+ then let fq = open_in Sys.argv.(3) in
+ let q = XPath.parse_file fq in
+ close_in fq; q
+ else XPath.parse_string arg2
open Format