What's cooking in erlang/otp (2010-06-04)

Raimo Niskanen raimo+erlang-patches@REDACTED
Fri Jun 4 09:32:28 CEST 2010


R14A is planned to be released on June 16. We will not
include new features for that release. Bug fixes may
be accepted depending on how necessary and risk free
they are.

We may still graduate a few of the cooking branches
to the release...

------------------------------------------------------------
[Graduated]

* am/net_kernel_catchall (kernel) (2010-02-20) 1 commit
 + Add catch all handle_call to net_kernel (7d37fee)

* bg/compiler (compiler, stdlib) (2010-03-12) 5 commits
 + beam_peep: Remove optimization already done by beam_dead (0047185)
 + beam_dead: Combine is_eq_exact instructions into select_val instructions (e96f49f)
 + Evaluate is_record/3 at compile-time using type information (470c91d)
 + Evaluate element/2 at compile-time using type information (7ac0808)
 + erl_expand_records: Replace is_record() with matching (1858cb8)

* bg/dist_utils (kernel) (2010-05-27) 1 commit
 + dist_utils: Eliminate crash when list_to_existing_atom/1 fails (39e563a)

* bg/remove-stray-sae-support (erts) (2010-05-22) 2 commits
 + Remove unsupported erlang:blocking_read_file/1 (1e5e733)
 + Remove stray SAE support (32a6d4e)

* dgud/emacs-catch-improvements (tools) (2010-05-28) 2 commits
 + Improved indentation of old catch. (16d48ac)
 + Added more type highlighting and fixed record indentation with types. (6f1e1cd)

* jl/windows-file-share-delete (erts) (2010-02-22) 1 commit
 + Windows: Open files with FILE_SHARE_DELETE to get closer to UNIX semantics (426a5e2)

* jv/autoimport-binary_to_term_2 (erts, stdlib) (2010-05-22) 1 commit
 + Change binary_to_term/2 to be auto-imported (a62abc9)

* kj/emacs-erlang-flymake (tools) (2010-05-30) 5 commits
 + erlang-flymake: Document in README (54cda6a)
 + erlang-flymake: Make the syntax check command configurable (704ce3e)
 + erlang-flymake: By default pass <app>/include and <app>/ebin to compiler (418de1e)
 + erlang-flymake: Include in Makefile (8f0dd81)
 + erlang-flymake: Syntax check erlang code on the fly (using flymake) (766c27e)

* ks/dialyzer (compiler, dialyzer, hipe, kernel, stdlib, syntax_tools) (2010-06-03) 15 commits
 + dialyzer: Build the PLT even if there are unresolved remote types (169507c)
 + proplists: Export the type property() (c9eae64)
 + erl_lint: Issue warnings for undefined exported types (f062463)
 + Minor fix in a print message (48599b8)
 + Add handling of unknown types (d775f62)
 + Add declaration for exported types (cafe056)
 + Add types and specs; performed some cleanups also (5279efd)
 + erl_scan: Add declarations for exported types (414b47a)
 + stdlib: Add declarations for exported types (7d672e4)
 + hipe: Add declarations for exported types (3c34f42)
 + compiler: Add declarations for exported types (d5e1d11)
 + syntax_tools: Add declarations for exported types (f614f22)
.
.
.

* rn/resolver-leaking-ports (kernel) (2010-05-27) 2 commits
 + Resolver: make inet_dns decode ugly truncated reply (93ba7ad)
 + Resolver: stop inet_res leaking ports (5099491)

* uw/mnesia-overload (mnesia) (2010-05-09) 1 commit
 + Enable continuous monitoring of mnesia overload status (82c0904)

* uw/mnesia-schema-merge (mnesia) (2010-06-01) 2 commits
 + remove debug printout and accidental variable name reuse (7abf617)
 + Allow a user_defined function to wrap mnesia_schema:merge_schema() (f58fcc6)

------------------------------------------------------------
[New topics]

* cb/emacs-eunit-run-recent (tools) (2010-06-01) 5 commits
 - erlang-eunit: remove runtime dependency on cl package (2f9b0e4)
 - Add Emacs EUnit feature: run recent (7b5a6f1)
 - Add Emacs EUnit feature: auto-save (041ea7c)
 - erlang-eunit: Optionally run code coverage analysis during eunit tests (50a54b8)
 - erlang-eunit: Made alternative locations of files more flexible (c5067db)

* ia/ssl_many_handshake_packages_at_once (ssl) (2010-06-02) 1 commit
 - Fixed handling of several ssl/tls packets arriving at the same time. This was broken during a refactoring of the code. (b279fe0)

* kj/emacs-eunit-run-current-test-with-cover (tools) (2010-05-26) 2 commits
 - erlang-eunit: Optionally run code coverage analysis during eunit tests (50a54b8)
 - erlang-eunit: Made alternative locations of files more flexible (c5067db)

* ks/ets-tid-type (debugger, stdlib) (2010-05-28) 1 commit
 - Remove tid() from the predefined builtin types. (94be2be)

* sv/serge-new_float_ext (erl_interface, odbc) (2010-06-03) 3 commits
 - Fix ei_tmo to restrict dflags to NEW_FLOAT_EXT (cbfa739)
 - compact IEEE 754 double encoding in external binary format for ei (a39a5d8)
 - fix typo in ei_decode_ei_term documentation (003698b)

------------------------------------------------------------
[Stalled]

* bg/safer-local_to_univ (erts) (2010-02-11) 1 commit
 - erl_time_sup.c: test for error return from mktime() (0f62f0b)

We will not include this branch in R13B04 for two reasons:

  o We are not 100% sure that this change is harmless on all
    platforms in all timezones.
  o We have an idea how the underlying problem can be fixed in
    the calendar module (only) and I plan to try it out after the
    release. We will keep this branch in pu as a reminder.

Action expected from: Björn Gustavsson

* db/tv_nthtail_fix (tv) (2009-12-01) 1 commit
 - Fix for tv which restarts while trying to open a table (abe0759)

Since our long-term goal is to migrate from gs towards wx,
maintaining the old gs applications has a low priority for
the Erlang/OTP team. Therefore, we will accept patches that
seem sound, but we are unlikely to spend much of our own time
fixing bugs.

The author of this topic branch has found the real reason for
the problem, but uncovered additional issues.

Action expected from: The topic author - to decide whether to
include the topic branch (which is a workaround, but does eliminate
the crash) or to wait for a better fix from himself or someone else
with an interest to advance the topic.

* er/ei-decode_msg (erl_interface) (2010-03-11) 1 commit
 - Add function to decode distribution header (864091a)

Needs documentation and test cases.

Action expected from: Topic author

* gl/jinterface-pom (jinterface, otp) (2010-02-15) 2 commits
 - Exclude jinterface build artifact from git (5acf5fa)
 - Add pom.xml for jinterface build (aa68190)

The pom.xml file should be generated by the toplevel Makefile
since it contains the version number of Jinterface. This is
along the same line as the .app files are generated.
There should be a pom.xml.src that Makefile sed's into
pom.xml. See stdlib/src/Makefile.

Action expected from: Topic author

* jn/gen_stream (stdlib) (2010-05-17) 1 commit
 - Add new gen_stream behaviour for efficiently consuming serial streams (65f3db8)

This topic branch has failing test cases. 

shell_SUITE:start_restricted_from_shell;
    Although the whole pu branch could be guilty
    this topic branch is our prime suspect. The
    test case does not fail when run standalone
    so this has to be invesigated further.

Action expected from: OTP team

* jp/dependencies_makefile (compiler, erts) (2010-02-14) 3 commits
 - squash! eliminate dialyzer warning (434e2ca)
 - squash! fix snprintf for Windows (bf2708d)
 - Add dependencies Makefile generation to erlc(1) and compile(3) (7cbc437)

Approved in principle by the OTP Technical Board; now awaits a closer
review of the implementation.

Action expected from: Björn Gustavsson (the reviewer)

* kr/gs-browser (gs) (2010-02-10) 1 commit
 - Change lib/gs/src/tool_utils.erl to select multiple browsers other than Netscape (802d159)

This topic branch introduces a new call to the deprecated regexp module.

Action expected from: Topic author or anyone else with an interest to
advance the topic

------------------------------------------------------------
[Cooking]

* bg/bif-types (erts, hipe) (2010-06-02) 13 commits
 - Add type information for erlang:garbage_collect_message_area/0 (11aae8f)
 - Add type information for erts_debug:* BIFs (4545ea0)
 - Add type information for erlang:port_call/2 (969dcd7)
 - Add type information for erlang:display* BIFs (dbb50e4)
 - Add type information for the BIFs in the binary module (3e2872c)
 - Introduce and use the t_endian() helper (465f62a)
 - Add type information for erlang:binary_part/2,3 (cde6d1b)
 - Add type info for erlang:append/2 and erlang:subtract/2 (4ac4d00)
 - Add type information for the erlang:adler32* BIFs (5acd3b0)
 - Add ppc64 return for erlang:system_info(hipe_architecture) (564577b)
 - Test that all BIFs have known types (c54da1b)
 - utils/make_tables: Produce bifs.lists to support testing (e8e7dc1)
.
.
.

* bg/external-funs (compiler, erts, otp, stdlib) (2010-05-30) 6 commits
 - Document erlang:make_fun/3 (4a3bc9f)
 - v3_kernel: Clean up fun handling code (f81fa69)
 - Test calling a parameterized module within a fun (d365ff3)
 - EEP-23: Allow variables in fun M:F/A (e5b36ed)
 - Reference manual: Improve the documentation for external funs (de19b3c)
 - beam_loader: Support external funs in the literal pool (08ffb6b)

* bg/nif_error (crypto, erts, hipe) (2010-05-24) 3 commits
 - crypto: Add type specs for all documented functions (4b928be)
 - crypto: Use erlang:nif_error/1 to squelch false Dialyzer warnings (c28c4aa)
 - Add erlang:nif_error/1,2 (7ff117e)

* bg/temp-hipe-fixes (compiler, hipe, kernel) (2010-03-15) 6 commits
 - Avoid crash by skipping compilation_SUITE:on_load/1 (234e13e)
 - Inline less aggressively for native-code compilation (9fcb48b)
 - Crudely fix return type for the lists:key{search,find,member}/3 (ef71597)
 - seq_trace_SUITE: Don't native-compile (2a81b1a)
 - Disable native code if on_load is used (3befa76)
 - andor_SUITE: Don't native-compile (97aa2da)

This branch contains temporary workarounds to avoid failing test
cases and is never intended to graduate.

* cf/timer_tc (stdlib) (2010-04-06) 1 commit
 - Add timer:tc/2 to measure the elapsed time of anonymous functions (2cca650)

* egil/call-time-trace-patterns (erts) (2010-06-02) 23 commits
 - Fix ops.tab to include i_return_time_trace (63751e0)
 - Let trace_call_time_SUITE scheduling test be more relaxed (a46147d)
 - Add documentation for call time breakpoints (9757f9b)
 - Fix bp_hash_put to do hash value after rehash (9a4c67f)
 - Extend trace_call_time_SUITE with bif-tests (97ea51c)
 - Fix assertion in trace_pattern for bifs (1e1482a)
 - Teach erlang:system_info/1 to list snifs (091c65e)
 - Add bif tests to call time trace tests (bf4e102)
 - Teach call time trace patterns to include bifs (b2369c6)
 - Fix BeamInstr code array in export.h (c523cc5)
 - Add trace call_time tests for nifs and bifs (00b691d)
 - Teach call count tracing to use atomics (96a6c45)
.
.
.

.
.
.

* hm/reltool-find-regular (reltool) (2010-05-19) 1 commit
 - Improve lookup of erl files (05e0238)

* jf/run_erl-disable-flow-control (erts) (2010-03-05) 1 commit
 - Teach run_erl RUN_ERL_DISABLE_FLOWCNTRL for disabling flow control (d0775cd)

* jr/cover-src-path (tools) (2010-04-23) 1 commit
 - Fix searching for source files in analyse_to_file/* (b9d5068)

* ks/cleanups (compiler, debugger, docbuilder, gs, stdlib) (2010-04-10) 5 commits
 - compiler: Fix incorrect types and specs (9021667)
 - escript: Add more types to records (edfbc4b)
 - debugger: Clean up as suggested by tidier (42c0c33)
 - docbuilder: Clean up as suggested by tidier (c22830a)
 - gs: Clean up as suggested by tidier (eda4f7a)

Was formerly called ks/cleanups-after-r13b04.

* ms/file-exclusive-mode (erts, kernel) (2010-06-04) 2 commits
 - Update preloaded modules (bac96ae)
 - Support opening files in exclusive mode (4bd026c)

* sb/make-files-like-erlc (tools) (2010-05-18) 1 commit
 - Change make:files to behave more like erlc (5e9d051)

* ta/asn1-reporting (asn1) (2010-04-23) 1 commit
 - asn1ct: Make formatting of errors and warnings consistent (93face2)

* uw/epmd-fullnames (kernel) (2010-05-07) 1 commit
 - Allow the erlang nodename host part to differ from the hostname (e0774be)

------------------------------------------------------------
[Dropped]

* am/kernel-stops (kernel) (2010-02-21) 1 commit
 . Change restart behavior of network apps from permanent to transient (397343b)

Not safe. The Erlang/OTP system has not been designed to survive the
termination of key processes.

* hb/edoc (edoc) (2010-04-01) 1 commit
 . EDoc and Dialyzer specs and types (516e16c)

Temporarily dropped. Waiting for updated dialyzer.



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