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-rw-r--r--lib/kernel/doc/src/file.xml38
-rw-r--r--lib/kernel/doc/src/notes.xml44
-rw-r--r--lib/kernel/src/kernel.app.src2
-rw-r--r--lib/kernel/test/file_name_SUITE.erl2
-rw-r--r--lib/kernel/test/zlib_SUITE.erl23
-rw-r--r--lib/kernel/vsn.mk2
6 files changed, 100 insertions, 11 deletions
diff --git a/lib/kernel/doc/src/file.xml b/lib/kernel/doc/src/file.xml
index b674b3ca93..593bee74fe 100644
--- a/lib/kernel/doc/src/file.xml
+++ b/lib/kernel/doc/src/file.xml
@@ -59,7 +59,7 @@
terminal supports UTF-8, otherwise <c>latin1</c>. The default can
be overridden using <c>+fnl</c> (to force <c>latin1</c> mode)
or <c>+fnu</c> (to force <c>utf8</c> mode) when starting
- <seealso marker="erts:erl"><c>erts:erl</c></seealso>.</p>
+ <seealso marker="erts:erl"><c>erl</c></seealso>.</p>
<p>On operating systems with transparent naming, files can be
inconsistently named, for example, some files are encoded in UTF-8 while
@@ -81,6 +81,22 @@
<p>See also section <seealso marker="stdlib:unicode_usage#notes-about-raw-filenames">Notes About Raw Filenames</seealso> in the STDLIB User's Guide.</p>
+ <note><p>
+ File operations used to accept filenames containing
+ null characters (integer value zero). This caused
+ the name to be truncated at the first null character.
+ Filenames containing null characters inside the filename
+ are now <em>rejected</em> and will cause primitive
+ file operations fail.
+ </p></note>
+ <warning><p>
+ Currently null characters at the end of the filename
+ will be accepted by primitive file operations. Such
+ filenames are however still documented as invalid. The
+ implementation will also change in the future and
+ reject such filenames.
+ </p></warning>
+
</description>
<datatypes>
@@ -96,9 +112,21 @@
</datatype>
<datatype>
<name name="filename"/>
+ <desc>
+ <p>
+ See also the documentation of the
+ <seealso marker="#type-name_all"><c>name_all()</c></seealso> type.
+ </p>
+ </desc>
</datatype>
<datatype>
<name name="filename_all"/>
+ <desc>
+ <p>
+ See also the documentation of the
+ <seealso marker="#type-name_all"><c>name_all()</c></seealso> type.
+ </p>
+ </desc>
</datatype>
<datatype>
<name name="io_device"/>
@@ -112,21 +140,23 @@
<name name="name"/>
<desc>
<p>If VM is in Unicode filename mode, <c>string()</c> and <c>char()</c>
- are allowed to be &gt; 255.
+ are allowed to be &gt; 255. See also the documentation of the
+ <seealso marker="#type-name_all"><c>name_all()</c></seealso> type.
</p>
</desc>
</datatype>
<datatype>
<name name="name_all"/>
<desc>
- <p>If VM is in Unicode filename mode, <c>string()</c> and <c>char()</c>
+ <p>If VM is in Unicode filename mode, characters
are allowed to be &gt; 255.
<c><anno>RawFilename</anno></c> is a filename not subject to
Unicode translation,
meaning that it can contain characters not conforming to
the Unicode encoding expected from the file system
(that is, non-UTF-8 characters although the VM is started
- in Unicode filename mode).
+ in Unicode filename mode). Null characters (integer value zero)
+ are <em>not</em> allowed in filenames (not even at the end).
</p>
</desc>
</datatype>
diff --git a/lib/kernel/doc/src/notes.xml b/lib/kernel/doc/src/notes.xml
index 9cd03ffcad..a5316dd476 100644
--- a/lib/kernel/doc/src/notes.xml
+++ b/lib/kernel/doc/src/notes.xml
@@ -31,6 +31,50 @@
</header>
<p>This document describes the changes made to the Kernel application.</p>
+<section><title>Kernel 5.4</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ Processes which did output after switching jobs (Ctrl+G)
+ could be left forever stuck in the io request.</p>
+ <p>
+ Own Id: OTP-14571 Aux Id: ERL-472 </p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>Lock counting can now be fully toggled at runtime in
+ the lock counting emulator (<c>-emu_type lcnt</c>).
+ Everything is enabled by default to match the old
+ behavior, but specific categories can be toggled at will
+ with minimal runtime overhead when disabled. Refer to the
+ documentation on <c>lcnt:rt_mask/1</c> for details.</p>
+ <p>
+ Own Id: OTP-13170</p>
+ </item>
+ <item>
+ <p><c>lcnt:collect</c> and <c>lcnt:clear</c> will no
+ longer block all other threads in the runtime system.</p>
+ <p>
+ Own Id: OTP-14412</p>
+ </item>
+ <item>
+ <p>
+ General Unicode improvements.</p>
+ <p>
+ Own Id: OTP-14462</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Kernel 5.3.1</title>
<section><title>Fixed Bugs and Malfunctions</title>
diff --git a/lib/kernel/src/kernel.app.src b/lib/kernel/src/kernel.app.src
index 2a88cc7e26..b5e5f8eb73 100644
--- a/lib/kernel/src/kernel.app.src
+++ b/lib/kernel/src/kernel.app.src
@@ -120,6 +120,6 @@
{applications, []},
{env, [{error_logger, tty}]},
{mod, {kernel, []}},
- {runtime_dependencies, ["erts-9.1", "stdlib-3.4", "sasl-3.0"]}
+ {runtime_dependencies, ["erts-9.1.1", "stdlib-3.4.3", "sasl-3.0"]}
]
}.
diff --git a/lib/kernel/test/file_name_SUITE.erl b/lib/kernel/test/file_name_SUITE.erl
index 899102c908..f23529fec9 100644
--- a/lib/kernel/test/file_name_SUITE.erl
+++ b/lib/kernel/test/file_name_SUITE.erl
@@ -302,7 +302,9 @@ check_normal(Mod) ->
{ok, BC} = Mod:read(FD,1024),
ok = file:close(FD)
end || {regular,Name,Content} <- NormalDir ],
+ {error, badarg} = Mod:rename("fil1\0tmp_fil2","tmp_fil1"),
Mod:rename("fil1","tmp_fil1"),
+ {error, badarg} = Mod:read_file("tmp_fil1\0.txt"),
{ok, <<"fil1">>} = Mod:read_file("tmp_fil1"),
{error,enoent} = Mod:read_file("fil1"),
Mod:rename("tmp_fil1","fil1"),
diff --git a/lib/kernel/test/zlib_SUITE.erl b/lib/kernel/test/zlib_SUITE.erl
index e246276262..d17eded811 100644
--- a/lib/kernel/test/zlib_SUITE.erl
+++ b/lib/kernel/test/zlib_SUITE.erl
@@ -276,10 +276,10 @@ api_inflateInit(Config) when is_list(Config) ->
?m(ok,zlib:close(Z12))
end, lists:seq(8,15)),
?m(?EXIT(badarg), zlib:inflateInit(gurka, -15)),
- ?m(?EXIT(already_initialized), zlib:inflateInit(Z1, 7)),
- ?m(?EXIT(already_initialized), zlib:inflateInit(Z1, -7)),
- ?m(?EXIT(already_initialized), zlib:inflateInit(Z1, 48)),
- ?m(?EXIT(already_initialized), zlib:inflateInit(Z1, -16)),
+ ?m(?EXIT(bad_windowbits), zlib:inflateInit(Z1, 7)),
+ ?m(?EXIT(bad_windowbits), zlib:inflateInit(Z1, -7)),
+ ?m(?EXIT(bad_windowbits), zlib:inflateInit(Z1, 48)),
+ ?m(?EXIT(bad_windowbits), zlib:inflateInit(Z1, -16)),
?m(ok, zlib:close(Z1)).
%% Test inflateSetDictionary.
@@ -416,6 +416,9 @@ api_inflateChunk(Config) when is_list(Config) ->
{more, Part1AsIOList} = zlib:inflateChunk(Z1, Compressed),
{more, Part2AsIOList} = zlib:inflateChunk(Z1),
{more, Part3AsIOList} = zlib:inflateChunk(Z1),
+
+ [] = zlib:inflateChunk(Z1),
+ [] = zlib:inflateChunk(Z1),
[] = zlib:inflateChunk(Z1),
?m(Part1, iolist_to_binary(Part1AsIOList)),
@@ -483,7 +486,8 @@ api_safeInflate(Config) when is_list(Config) ->
SafeInflateLoop(zlib:safeInflate(Z1, Compressed), []),
- ?m(?EXIT(data_error), zlib:safeInflate(Z1, Compressed)),
+ ?m({finished, []}, zlib:safeInflate(Z1, Compressed)),
+ ?m({finished, []}, zlib:safeInflate(Z1, Compressed)),
?m(ok, zlib:inflateReset(Z1)),
?m(?EXIT(badarg), zlib:safeInflate(gurka, Compressed)),
@@ -632,6 +636,7 @@ api_g_un_zip(Config) when is_list(Config) ->
?m(?EXIT(badarg),zlib:gzip(not_a_binary)),
Bin = <<1,11,1,23,45>>,
Comp = zlib:gzip(Bin),
+
?m(Comp, zlib:gzip(binary_to_list(Bin))),
?m(?EXIT(badarg), zlib:gunzip(not_a_binary)),
?m(?EXIT(data_error), zlib:gunzip(<<171,171,171,171,171>>)),
@@ -639,6 +644,14 @@ api_g_un_zip(Config) when is_list(Config) ->
?m(Bin, zlib:gunzip(Comp)),
?m(Bin, zlib:gunzip(binary_to_list(Comp))),
+ %% RFC 1952:
+ %%
+ %% "A gzip file consists of a series of "members" (compressed data
+ %% sets). [...] The members simply appear one after another in the file,
+ %% with no additional information before, between, or after them."
+ Concatenated = <<Bin/binary, Bin/binary>>,
+ ?m(Concatenated, zlib:gunzip([Comp, Comp])),
+
%% Bad CRC; bad length.
BadCrc = bad_crc_data(),
?m(?EXIT(data_error),(catch zlib:gunzip(BadCrc))),
diff --git a/lib/kernel/vsn.mk b/lib/kernel/vsn.mk
index c9463241d1..cef54dd41a 100644
--- a/lib/kernel/vsn.mk
+++ b/lib/kernel/vsn.mk
@@ -1 +1 @@
-KERNEL_VSN = 5.3.1
+KERNEL_VSN = 5.4
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-06 17:39:08 +0000