File 1297-Handle-seconds-in-zip-dos_date_time_from_d... of Package erlang

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File 1297-Handle-seconds-in-zip-dos_date_time_from_datetime-1.patch of Package erlang

From 0e483bb07fda7e5e13aae274f7b84bfeb6ceb57d Mon Sep 17 00:00:00 2001
From: Ivan Sokolov <ivan-p-sokolov@ya.ru>
Date: Tue, 27 Jun 2023 06:09:29 +0300
Subject: [PATCH] Handle seconds in `zip:dos_date_time_from_datetime/1`

---
 lib/stdlib/src/zip.erl        |  3 +++
 lib/stdlib/test/zip_SUITE.erl | 13 +++++++++++--
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/lib/stdlib/src/zip.erl b/lib/stdlib/src/zip.erl
index 0809dbb492..4be9c78d04 100644
--- a/lib/stdlib/src/zip.erl
+++ b/lib/stdlib/src/zip.erl
@@ -1620,6 +1620,9 @@ dos_date_time_to_datetime(DosDate, DosTime) ->
     {{YearFrom1980+1980, Month, Day},
      {Hour, Min, Sec}}.
 
+dos_date_time_from_datetime(Seconds) when is_integer(Seconds) ->
+    DateTime = calendar:now_to_datetime({0, Seconds, 0}),
+    dos_date_time_from_datetime(DateTime);
 dos_date_time_from_datetime({{Year, Month, Day}, {Hour, Min, Sec}}) ->
     YearFrom1980 = Year-1980,
     <<DosTime:16>> = <<Hour:5, Min:6, Sec:5>>,
diff --git a/lib/stdlib/test/zip_SUITE.erl b/lib/stdlib/test/zip_SUITE.erl
index 97e5c660dd..3810c0362c 100644
--- a/lib/stdlib/test/zip_SUITE.erl
+++ b/lib/stdlib/test/zip_SUITE.erl
@@ -27,7 +27,8 @@
          openzip_api/1, zip_api/1, open_leak/1, unzip_jar/1,
 	 unzip_traversal_exploit/1,
          compress_control/1,
-	 foldl/1,fd_leak/1,unicode/1,test_zip_dir/1]).
+	 foldl/1,fd_leak/1,unicode/1,test_zip_dir/1,
+         explicit_file_info/1]).
 
 -include_lib("common_test/include/ct.hrl").
 -include_lib("kernel/include/file.hrl").
@@ -40,7 +41,8 @@ all() ->
      unzip_to_binary, zip_to_binary, unzip_options,
      zip_options, list_dir_options, aliases, openzip_api,
      zip_api, open_leak, unzip_jar, compress_control, foldl,
-     unzip_traversal_exploit,fd_leak,unicode,test_zip_dir].
+     unzip_traversal_exploit,fd_leak,unicode,test_zip_dir,
+     explicit_file_info].
 
 groups() -> 
     [].
@@ -1054,3 +1056,10 @@ run_command(Command, Args) ->
              end
      end)().
     
+explicit_file_info(_Config) ->
+    Epoch = {{1980,1,1},{0,0,0}},
+    FileInfo = #file_info{type=regular, size=0, mtime=Epoch},
+    Files = [{"datetime", <<>>, FileInfo},
+             {"seconds", <<>>, FileInfo#file_info{mtime=315532800}}],
+    {ok, _} = zip:zip("", Files, [memory]),
+    ok.
-- 
2.35.3

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File 1297-Handle-seconds-in-zip-dos_date_time_from_datetime-1.patch of Package erlang

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