diff options
Diffstat (limited to 'lib/stdlib/src')
| -rw-r--r-- | lib/stdlib/src/erl_tar.erl | 38 |
1 files changed, 33 insertions, 5 deletions
diff --git a/lib/stdlib/src/erl_tar.erl b/lib/stdlib/src/erl_tar.erl index 40b48d7999..acf7a5cd40 100644 --- a/lib/stdlib/src/erl_tar.erl +++ b/lib/stdlib/src/erl_tar.erl @@ -381,7 +381,12 @@ to_octal(Int, Count, Result) -> to_octal(Int div 8, Count-1, [Int rem 8 + $0|Result]). to_string(Str0, Count) -> - Str = list_to_binary(Str0), + Str = case file:native_name_encoding() of + utf8 -> + unicode:characters_to_binary(Str0); + latin1 -> + list_to_binary(Str0) + end, case byte_size(Str) of Size when Size < Count -> [Str|zeroes(Count-Size)]; @@ -392,9 +397,17 @@ to_string(Str0, Count) -> pad_file(File) -> {ok,Position} = file:position(File, {cur,0}), - %% There must be at least one empty record at the end of the file. - Zeros = zeroes(?block_size - (Position rem ?block_size)), - file:write(File, Zeros). + %% There must be at least two zero records at the end. + Fill = case ?block_size - (Position rem ?block_size) of + Fill0 when Fill0 < 2*?record_size -> + %% We need to another block here to ensure that there + %% are at least two zero records at the end. + Fill0 + ?block_size; + Fill0 -> + %% Large enough. + Fill0 + end, + file:write(File, zeroes(Fill)). split_filename(Name) when length(Name) =< ?th_name_len -> {"", Name}; @@ -608,7 +621,22 @@ typeflag(Bin) -> %% Get the name of the file from the prefix and name fields of the %% tar header. -get_name(Bin) -> +get_name(Bin0) -> + List0 = get_name_raw(Bin0), + case file:native_name_encoding() of + utf8 -> + Bin = list_to_binary(List0), + case unicode:characters_to_list(Bin) of + {error,_,_} -> + List0; + List when is_list(List) -> + List + end; + latin1 -> + List0 + end. + +get_name_raw(Bin) -> Name = from_string(Bin, ?th_name, ?th_name_len), case binary_to_list(Bin, ?th_prefix+1, ?th_prefix+1) of [0] -> |