diff options
Diffstat (limited to 'interp/syntax_def.ml')
| -rw-r--r-- | interp/syntax_def.ml | 48 |
1 files changed, 14 insertions, 34 deletions
diff --git a/interp/syntax_def.ml b/interp/syntax_def.ml index db548ec3..2523063e 100644 --- a/interp/syntax_def.ml +++ b/interp/syntax_def.ml @@ -6,7 +6,7 @@ (* * GNU Lesser General Public License Version 2.1 *) (************************************************************************) -open Errors +open CErrors open Util open Pp open Names @@ -43,7 +43,7 @@ let is_alias_of_already_visible_name sp = function false let open_syntax_constant i ((sp,kn),(_,pat,onlyparse)) = - if not (is_alias_of_already_visible_name sp pat) then begin + if not (Int.equal i 1 && is_alias_of_already_visible_name sp pat) then begin Nametab.push_syndef (Nametab.Exactly i) sp kn; match onlyparse with | None -> @@ -84,23 +84,21 @@ let declare_syntactic_definition local id onlyparse pat = let pr_syndef kn = pr_qualid (shortest_qualid_of_syndef Id.Set.empty kn) -let allow_compat_notations = ref true -let verbose_compat_notations = ref false +let pr_compat_warning (kn, def, v) = + let pp_def = match def with + | [], NRef r -> spc () ++ str "is" ++ spc () ++ pr_global_env Id.Set.empty r + | _ -> strbrk " is a compatibility notation" + in + let since = strbrk " since Coq > " ++ str (Flags.pr_version v) ++ str "." in + pr_syndef kn ++ pp_def ++ since -let is_verbose_compat () = - !verbose_compat_notations || not !allow_compat_notations +let warn_compatibility_notation = + CWarnings.(create ~name:"compatibility-notation" + ~category:"deprecated" ~default:Disabled pr_compat_warning) let verbose_compat kn def = function - | Some v when is_verbose_compat () && Flags.version_strictly_greater v -> - let act = - if !verbose_compat_notations then msg_warning else errorlabstrm "" - in - let pp_def = match def with - | [], NRef r -> str " is " ++ pr_global_env Id.Set.empty r - | _ -> str " is a compatibility notation" - in - let since = str " since Coq > " ++ str (Flags.pr_version v) ++ str "." in - act (pr_syndef kn ++ pp_def ++ since) + | Some v when Flags.version_strictly_greater v -> + warn_compatibility_notation (kn, def, v) | _ -> () let search_syntactic_definition kn = @@ -110,21 +108,3 @@ let search_syntactic_definition kn = def open Goptions - -let set_verbose_compat_notations = - declare_bool_option - { optsync = true; - optdepr = false; - optname = "verbose compatibility notations"; - optkey = ["Verbose";"Compat";"Notations"]; - optread = (fun () -> !verbose_compat_notations); - optwrite = ((:=) verbose_compat_notations) } - -let set_compat_notations = - declare_bool_option - { optsync = true; - optdepr = false; - optname = "accept compatibility notations"; - optkey = ["Compat"; "Notations"]; - optread = (fun () -> !allow_compat_notations); - optwrite = ((:=) allow_compat_notations) } |