diff options
Diffstat (limited to 'erts/doc/src')
| -rw-r--r-- | erts/doc/src/erl_nif.xml | 33 | ||||
| -rw-r--r-- | erts/doc/src/notes.xml | 59 |
2 files changed, 92 insertions, 0 deletions
diff --git a/erts/doc/src/erl_nif.xml b/erts/doc/src/erl_nif.xml index 3fe6e00d57..34042cb4de 100644 --- a/erts/doc/src/erl_nif.xml +++ b/erts/doc/src/erl_nif.xml @@ -3063,6 +3063,11 @@ enif_map_iterator_destroy(env, &iter);</code> <code type="none">{select, Obj, Ref, ready_input | ready_output}</code> <p><c>ready_input</c> or <c>ready_output</c> indicates if the event object is ready for reading or writing.</p> + <note><p>For complete control over the message format use the newer functions + <seealso marker="#enif_select_read"><c>enif_select_read</c></seealso> or + <seealso marker="#enif_select_write"><c>enif_select_write</c></seealso> + introduced in erts-11.0 (OTP-22.0).</p> + </note> <p>Argument <c>pid</c> may be <c>NULL</c> to indicate the calling process.</p> <p>Argument <c>obj</c> is a resource object obtained from <seealso marker="#enif_alloc_resource"><c>enif_alloc_resource</c></seealso>. @@ -3157,6 +3162,34 @@ if (retval & ERL_NIF_SELECT_STOP_CALLED) { </func> <func> + <name since="OTP 22.0"><ret>int</ret> + <nametext>enif_select_read(ErlNifEnv* env, ErlNifEvent event, void* obj, + const ErlNifPid* pid, ERL_NIF_TERM msg, ErlNifEnv* msg_env)</nametext> + </name> + <name since="OTP 22.0"><ret>int</ret> + <nametext>enif_select_write(ErlNifEnv* env, ErlNifEvent event, void* obj, + const ErlNifPid* pid, ERL_NIF_TERM msg, ErlNifEnv* msg_env)</nametext> + </name> + <fsummary>Manage subscription on IO event.</fsummary> + <desc> + <p>These are variants of <seealso marker="#enif_select">enif_select</seealso> + where you can supply your own message term <c>msg</c> that will be sent to + the process instead of the predefined tuple <c>{select,_,_,_}.</c></p> + <p>Argument <c>msg_env</c> must either be <c>NULL</c> or the environment of + <c>msg</c> allocated with <seealso marker="#enif_alloc_env"> + <c>enif_alloc_env</c></seealso>. If argument <c>msg_env</c> is + <c>NULL</c> the term <c>msg</c> will be copied, otherwise both + <c>msg</c> and <c>msg_env</c> will be invalidated by a successful call + to <c>enif_select_read</c> or <c>enif_select_write</c>.</p> + <p>Apart from the message format <c>enif_select_read</c> and + <c>enif_select_write</c> behaves exactly the same as <seealso + marker="#enif_select">enif_select</seealso> with argument <c>mode</c> as + either <c>ERL_NIF_SELECT_READ</c> or <c>ERL_NIF_SELECT_WRITE</c>. To + cancel or close events use <seealso marker="#enif_select">enif_select</seealso>.</p> + </desc> + </func> + + <func> <name since="OTP R14B"><ret>ErlNifPid *</ret> <nametext>enif_self(ErlNifEnv* caller_env, ErlNifPid* pid)</nametext> </name> diff --git a/erts/doc/src/notes.xml b/erts/doc/src/notes.xml index 2f20b5844e..f3569f8925 100644 --- a/erts/doc/src/notes.xml +++ b/erts/doc/src/notes.xml @@ -31,6 +31,45 @@ </header> <p>This document describes the changes made to the ERTS application.</p> +<section><title>Erts 10.2.1</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed bug on big endian architectures when changing file + permissions or ownership with <c>file:change_mode</c>, + <c>change_owner</c>, <c>change_group</c> or + <c>write_file_info</c>. Bug exists since OTP-21.0.</p> + <p> + Own Id: OTP-15485</p> + </item> + <item> + <p> + Fixed bug in <c>atomics</c> with option + <c>{signed,false}</c> when returned values are <c>(1 bsl + 63)</c> or larger. Could cause heap corruption leading to + VM crash or other unpleasant symptoms. Bug exists since + OTP-21.2 when module <c>atomics</c> was introduced.</p> + <p> + Own Id: OTP-15486 Aux Id: PR-2061 </p> + </item> + <item> + <p> + Fixed bug in operator <c>band</c> of two negative + operands causing erroneous result if the absolute value + of one of the operands have the lowest <c>N*W</c> bits as + zero and the other absolute value is not larger than + <c>N*W</c> bits. <c>N</c> is an integer of 1 or larger + and <c>W</c> is 32 or 64 depending on word size.</p> + <p> + Own Id: OTP-15487 Aux Id: ERL-804 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 10.2</title> <section><title>Fixed Bugs and Malfunctions</title> @@ -1586,6 +1625,26 @@ </section> +<section><title>Erts 9.3.3.7</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Fixed bug in operator <c>band</c> of two negative + operands causing erroneous result if the absolute value + of one of the operands have the lowest <c>N*W</c> bits as + zero and the other absolute value is not larger than + <c>N*W</c> bits. <c>N</c> is an integer of 1 or larger + and <c>W</c> is 32 or 64 depending on word size.</p> + <p> + Own Id: OTP-15487 Aux Id: ERL-804 </p> + </item> + </list> + </section> + +</section> + <section><title>Erts 9.3.3.6</title> <section><title>Improvements and New Features</title> |