cherry pick from local- branch

[SXSI/xpathcomp.git] / options.ml

diff --git a/options.ml b/options.ml
index 6d6dc86..fdfc867 100644 (file)
--- a/options.ml
+++ b/options.ml
@@ -1,25 +1,44 @@
 let index_empty_texts = ref false
 let sample_factor = ref 64
 let disable_text_collection = ref false
+let tc_threshold = ref 60000
 
 let query = ref ""
 let input_file = ref ""
 let output_file = ref None
+let save_file = ref ""
+let count_only = ref false
+let time = ref false
+let backward = ref false
 
+let usage_msg = Printf.sprintf "%s <input.{xml|srx}> 'query' [output]" Sys.argv.(0)
 
-let usage_msg = Printf.sprintf "%s <input.xml> 'query' [output]" Sys.argv.(0)
 
-let anon_fun = let pos = ref 0 in
+let pos = ref 0
+let anon_fun = 
   fun s -> match !pos with
     | 0 -> input_file:= s;incr pos
     | 1 -> query := s; incr pos
     | 2 -> output_file := Some s; incr pos
     | _ -> raise (Arg.Bad(s))
 
-let spec = [ "-f", Arg.Set_int(sample_factor),"sample factor [default=64]";
-            "-i", Arg.Set(index_empty_texts),"index empty texts [default=false]";
-            "-d", Arg.Set(disable_text_collection),"Disable text collection[default=false]"; ]
+let spec = [ "-c", Arg.Set(count_only), "counting only (don't materialize the result set)";
+            "-t", Arg.Set(time), "print timing statistics";
+            "-max-tc", Arg.Set_int(tc_threshold), "set maximum count for which the TextCollection is used";
+             "-f", Arg.Set_int(sample_factor), "sample factor [default=64]";
+            "-i", Arg.Set(index_empty_texts), "index empty texts [default=false]";
+            "-d", Arg.Set(disable_text_collection), "disable text collection[default=false]"; 
+            "-s", Arg.Set_string(save_file), "save the intermediate representation into file.srx"; 
+            "-b", Arg.Set(backward), "real bottom up run"; 
+          ]
 
-let parse_cmdline() = Arg.parse spec anon_fun usage_msg
+let parse_cmdline() = 
+  let _ = Arg.parse spec anon_fun usage_msg
+  in
+    if (!pos > 3 || !pos < 2)
+    then begin Arg.usage spec usage_msg; exit 1 end
+
+      
             
 
+