diff options
Diffstat (limited to 'erts/preloaded/src/prim_file.erl')
| -rw-r--r-- | erts/preloaded/src/prim_file.erl | 58 |
1 files changed, 36 insertions, 22 deletions
diff --git a/erts/preloaded/src/prim_file.erl b/erts/preloaded/src/prim_file.erl index 69ef0b9d54..b781dffba5 100644 --- a/erts/preloaded/src/prim_file.erl +++ b/erts/preloaded/src/prim_file.erl @@ -51,7 +51,7 @@ make_link/2, make_link/3, make_symlink/2, make_symlink/3, read_link/1, read_link/2, - read_link_info/1, read_link_info/2, + read_link_info/1, read_link_info/2, read_link_info/3, list_dir/1, list_dir/2]). %% How to start and stop the ?DRV port. -export([start/0, stop/1]). @@ -725,16 +725,18 @@ del_dir_int(Port, Dir) -> -%% read_file_info/{1,2} +%% read_file_info/{1,2,3} read_file_info(File) -> read_file_info_int({?DRV, [binary]}, File, local). read_file_info(Port, File) when is_port(Port) -> - read_file_info_int(Port, File, local). + read_file_info_int(Port, File, local); +read_file_info(File, Opts) -> + read_file_info_int({?DRV, [binary]}, File, plgv(time, Opts, local)). read_file_info(Port, File, Opts) when is_port(Port) -> - read_file_info_int(Port, File, plgv(time, Opts)). + read_file_info_int(Port, File, plgv(time, Opts, local)). read_file_info_int(Port, File, TimeType) -> case drv_command(Port, [?FILE_FSTAT, pathname(File)]) of @@ -765,12 +767,11 @@ write_file_info(File, Info) -> write_file_info(Port, File, Info) when is_port(Port) -> write_file_info_int(Port, File, Info, local); - write_file_info(File, Info, Opts) -> - write_file_info_int({?DRV, [binary]}, File, Info, plgv(time, Opts)). + write_file_info_int({?DRV, [binary]}, File, Info, plgv(time, Opts, local)). write_file_info(Port, File, Info, Opts) when is_port(Port) -> - write_file_info_int(Port, File, Info, plgv(time, Opts)). + write_file_info_int(Port, File, Info, plgv(time, Opts, local)). write_file_info_int(Port, File, @@ -783,9 +784,13 @@ write_file_info_int(Port, TimeType) -> %% FIXME: wtf + %% sätt atime beroende på timetype, om ej satt + %% sätt mtime som atime, om ej satt + {Atime, Mtime} = case {Atime0, Mtime0} of {undefined, Mtime0} -> {erlang:localtime(), Mtime0}; {Atime0, undefined} -> {Atime0, Atime0}; + {undefined, undefined} -> {erlang:localtime(), erlang:localtime()}; Complete -> Complete end, @@ -848,10 +853,10 @@ read_link_info(Port, Link) when is_port(Port) -> read_link_info_int(Port, Link, local); read_link_info(Link, Opts) -> - read_link_info_int({?DRV, [binary]}, Link, plgv(time, Opts)). + read_link_info_int({?DRV, [binary]}, Link, plgv(time, Opts, local)). read_link_info(Port, Link, Opts) when is_port(Port) -> - read_link_info_int(Port, Link, plgv(time, Opts)). + read_link_info_int(Port, Link, plgv(time, Opts, local)). read_link_info_int(Port, Link, TimeType) -> @@ -1161,7 +1166,6 @@ translate_response(?FILE_RESP_ALL_DATA, Data) -> translate_response(X, Data) -> {error, {bad_response_from_port, [X | Data]}}. - transform_info([ Hsize1, Hsize2, Hsize3, Hsize4, Lsize1, Lsize2, Lsize3, Lsize4, @@ -1211,9 +1215,7 @@ int_to_int32bytes(undefined) -> <<-1:32>>. int_to_int64bytes(Int) when is_integer(Int) -> - <<Int:64>>; -int_to_int64bytes(undefined) -> - <<-1:64>>. + <<Int:64/signed>>. sint64(I1,I2,I3,I4,I5,I6,I7,I8) when I1 > 127 -> @@ -1315,10 +1317,10 @@ pathname(File) -> (catch prim_file:internal_name2native(File)). -%% proplist:get_value/2 -plgv(K,[{K, V}|_]) -> V; -plgv(K,[_|KVs]) -> plgv(K,KVs); -plgv(_,[]) -> undefined. +%% proplist:get_value/3 +plgv(K, [{K, V}|_], _) -> V; +plgv(K, [_|KVs], D) -> plgv(K, KVs, D); +plgv(_, [], D) -> D. %% @@ -1333,16 +1335,28 @@ plgv(_,[]) -> undefined. -define(DAYS_PER_YEAR, 365). -define(DAYS_PER_LEAP_YEAR, 366). +from_seconds(Seconds, epoch) when is_integer(Seconds) -> + Seconds; from_seconds(Seconds, utc) when is_integer(Seconds) -> - gregorian_seconds_to_datetime(Seconds + ?SECONDS_PER_DAY * ?DAYS_FROM_0_TO_1970); + epoch_to_datetime(Seconds); from_seconds(Seconds, local) when is_integer(Seconds) -> - erlang:universaltime_to_localtime(gregorian_seconds_to_datetime(Seconds + ?SECONDS_PER_DAY * ?DAYS_FROM_0_TO_1970)). + erlang:universaltime_to_localtime(epoch_to_datetime(Seconds)). +epoch_to_datetime(Seconds) -> + gregorian_seconds_to_datetime(Seconds + ?SECONDS_PER_DAY * ?DAYS_FROM_0_TO_1970). + +to_seconds(Seconds, epoch) when is_integer(Seconds) -> + Seconds; to_seconds({_,_} = Datetime, utc) -> - datetime_to_gregorian_seconds(Datetime) - ?SECONDS_PER_DAY * ?DAYS_FROM_0_TO_1970; + datetime_to_epoch(Datetime); to_seconds({_,_} = Datetime, local) -> - datetime_to_gregorian_seconds(erlang:localtime_to_universaltime(Datetime)) - ?SECONDS_PER_DAY * ?DAYS_FROM_0_TO_1970; -to_seconds(undefined, _) -> to_seconds(erlang:universaltime(), utc). + datetime_to_epoch(erlang:localtime_to_universaltime(Datetime)); +to_seconds(undefined, _) -> + to_seconds(erlang:universaltime(), utc). + +datetime_to_epoch(Datetime) -> + datetime_to_gregorian_seconds(Datetime) - ?SECONDS_PER_DAY * ?DAYS_FROM_0_TO_1970. + %% perhaps like this |