added table_creator (comman line frontend to SqlStatements)

[helm.git] / helm / ocaml / metadata / table_creator / table_creator.ml

diff --git a/helm/ocaml/metadata/table_creator/table_creator.ml b/helm/ocaml/metadata/table_creator/table_creator.ml
new file mode 100644 (file)
index 0000000..7cd3b35
--- /dev/null
+++ b/helm/ocaml/metadata/table_creator/table_creator.ml
@@ -0,0 +1,45 @@
+
+let map =
+  (MetadataTypes.library_obj_tbl,`RefObj) ::
+  (MetadataTypes.library_sort_tbl,`RefSort) ::
+  (MetadataTypes.library_rel_tbl,`RefRel) ::
+  (MetadataTypes.library_name_tbl,`ObjectName) ::
+(*  (MetadataTypes.library_???_tbl,`Owners) :: *)
+  (MetadataTypes.library_count_tbl,`Count) :: []
+
+let usage argv_o =
+  prerr_string "\nusage:";
+  prerr_string ("\t" ^ argv_o ^ " [-index] tablename[=rename]\n\n");
+  prerr_string "known tables:";
+  List.iter (fun (n,_) -> prerr_string (" " ^ n)) map;
+  prerr_endline "\n"
+
+let eq_RE = Str.regexp "="
+  
+let parse_args l =
+  List.map (fun s -> 
+    let parts = Str.split eq_RE s in
+    let len = List.length parts in
+    assert (len = 1 || len = 2);
+    if len = 1 then (s,s) else (List.nth parts 0, List.nth parts 1)) 
+  l
+  
+let main () =
+  let len = Array.length Sys.argv in
+  if len < 2 then 
+    begin
+    usage Sys.argv.(0);
+    exit 1
+    end
+  else
+    begin
+      let from, index = if Sys.argv.(1) = "-index" then 2,true else 1,false in
+      let todo = Array.to_list (Array.sub Sys.argv from (len - from)) in
+      let todo = parse_args todo in
+      let todo = List.map (fun (x,name) -> name, (List.assoc x map)) todo in
+      print_endline (SqlStatements.create_tables todo);
+      if index then print_endline (SqlStatements.create_indexes todo)
+    end
+
+let _ = main ()
+