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-rw-r--r--lib/parsetools/src/leex.erl10
-rw-r--r--lib/parsetools/src/yecc.erl12
2 files changed, 15 insertions, 7 deletions
diff --git a/lib/parsetools/src/leex.erl b/lib/parsetools/src/leex.erl
index e531b78a5b..7039aea1ae 100644
--- a/lib/parsetools/src/leex.erl
+++ b/lib/parsetools/src/leex.erl
@@ -1645,10 +1645,14 @@ output_encoding_comment(File, #leex{encoding = Encoding}) ->
output_file_directive(File, Filename, Line) ->
io:fwrite(File, <<"-file(~ts, ~w).\n">>,
- [format_filename(Filename), Line]).
+ [format_filename(Filename, File), Line]).
-format_filename(Filename) ->
- io_lib:write_string(filename:flatten(Filename)).
+format_filename(Filename0, File) ->
+ Filename = filename:flatten(Filename0),
+ case lists:keyfind(encoding, 1, io:getopts(File)) of
+ {encoding, unicode} -> io_lib:write_string(Filename);
+ _ -> io_lib:write_string_as_latin1(Filename)
+ end.
quote($^) -> "\\^";
quote($.) -> "\\.";
diff --git a/lib/parsetools/src/yecc.erl b/lib/parsetools/src/yecc.erl
index f9207d926e..b698beb558 100644
--- a/lib/parsetools/src/yecc.erl
+++ b/lib/parsetools/src/yecc.erl
@@ -482,7 +482,7 @@ generate(St0) ->
F = case member(time, St1#yecc.options) of
true ->
io:fwrite(<<"Generating parser from grammar in ~ts\n">>,
- [format_filename(St1#yecc.infile)]),
+ [format_filename(St1#yecc.infile, St1)]),
fun timeit/3;
false ->
fun(_Name, Fn, St) -> Fn(St) end
@@ -2519,7 +2519,7 @@ output_encoding_comment(#yecc{encoding = Encoding}=St) ->
output_file_directive(St, Filename, Line) when St#yecc.file_attrs ->
fwrite(St, <<"-file(~ts, ~w).\n">>,
- [format_filename(Filename), Line]);
+ [format_filename(Filename, St), Line]);
output_file_directive(St, _Filename, _Line) ->
St.
@@ -2547,8 +2547,12 @@ nl(#yecc{outport = Outport, line = Line}=St) ->
io:nl(Outport),
St#yecc{line = Line + 1}.
-format_filename(Filename) ->
- io_lib:write_string(filename:flatten(Filename)).
+format_filename(Filename0, St) ->
+ Filename = filename:flatten(Filename0),
+ case lists:keyfind(encoding, 1, io:getopts(St#yecc.outport)) of
+ {encoding, unicode} -> io_lib:write_string(Filename);
+ _ -> io_lib:write_string_as_latin1(Filename)
+ end.
format_assoc(left) ->
"Left";