Sync pcntl functions (#974)

Author: sy-records

reference/pcntl/functions/pcntl-signal.xml

@@ -1,6 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: b890f28c0c6d2856eadcdc34b3faf83a846b3d79 Maintainer: mowangjuanzi Status: ready -->
+<!-- EN-Revision: e91b2dd2539f6be30b7db023d880de673fa50b62 Maintainer: mowangjuanzi Status: ready -->
+<!-- CREDITS: Luffy -->
 <refentry xml:id="function.pcntl-signal" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
   <refname>pcntl_signal</refname>
@@ -127,8 +128,7 @@
     <programlisting role="php">
 <![CDATA[
 <?php
-// 需要使用 ticks
-declare(ticks = 1);
+pcntl_async_signals(true);
 
 // 信号处理函数
 function sig_handler($signo)
@@ -181,13 +181,30 @@ echo "Done\n";
   <para>
    <function>pcntl_signal</function> 不堆叠信号处理程序，而是替换。
   </para>
+  <refsect2>
+   <title>调度方式</title>
+   <para>
+    调度信号处理程序的方法有多种：
+    <simplelist>
+     <member>启用 <function>pcntl_async_signals</function> 异步调度。这是推荐方法</member>
+     <member>设置 <link linkend="control-structures.declare.ticks">tick</link> 频率</member>
+     <member>使用 <function>pcntl_signal_dispatch</function> 手动调度</member>
+    </simplelist>
+   </para>
+   <para>
+    当信号以异步方式或使用基于 tick 的执行调度时，阻塞函数（如 <function>sleep</function>）可能会被中断。
+   </para>
+  </refsect2>
  </refsect1><!-- }}} -->
 
  <refsect1 role="seealso">
   &reftitle.seealso;
   <para>
    <simplelist>
+    <member><link xlink:href="https://en.wikipedia.org/wiki/Signal_(IPC)">Signal (IPC)</link> on Wikipedia</member>
+    <member><function>pcntl_async_signals</function></member>
     <member><function>pcntl_fork</function></member>
+    <member><function>pcntl_signal_dispatch</function></member>
     <member><function>pcntl_waitpid</function></member>
    </simplelist>
   </para>

reference/pcntl/functions/pcntl-waitpid.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 61374bbe228e8e9c55a24aba59a1e2bb2a871148 Maintainer: mowangjuanzi Status: ready -->
+<!-- EN-Revision: a747e132c5506a0273c686cbe20e227c980d8ec7 Maintainer: mowangjuanzi Status: ready -->
 <!-- CREDITS: Luffy -->
 <refentry xml:id="function.pcntl-waitpid" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -49,7 +49,7 @@
           <row>
            <entry><literal>-1</literal></entry>
            <entry>
-           等待任意子进程；与 wait 函数行为一致。
+           等待任意子进程；与 <function>pcntl_wait</function> 函数行为一致。
            </entry>
           </row>
           <row>

reference/reflection/propertyhooktype.xml

@@ -1,18 +1,19 @@
 <?xml version="1.0" encoding="utf-8"?>
-<!-- EN-Revision: bb7c286b13ab0b57d680f099cef5224348028a90 Maintainer: mowangjuanzi Status: ready -->
-<reference xmlns="http://docbook.org/ns/docbook" xml:id="enum.reflection.propertyhooktype" role="enum">
+<!-- EN-Revision: 0cc604f2db478345bff5ade4e191111d5cbfbd90 Maintainer: mowangjuanzi Status: ready -->
+<!-- CREDITS: Luffy -->
+<reference xmlns="http://docbook.org/ns/docbook" xml:id="enum.propertyhooktype" role="enum">
  <title>PropertyHookType 枚举</title>
  <titleabbrev>PropertyHookType</titleabbrev>
 
  <partintro>
-  <section xml:id="enum.reflection.propertyhooktype.intro">
+  <section xml:id="enum.propertyhooktype.intro">
    &reftitle.intro;
    <simpara>
     <enumname>PropertyHookType</enumname> 枚举列出了<link linkend="language.oop5.property-hooks">属性挂钩</link>的合法类型。
    </simpara>
   </section>
 
-  <section xml:id="enum.reflection.propertyhooktype.synopsis">
+  <section xml:id="enum.propertyhooktype.synopsis">
    &reftitle.enumsynopsis;
 
    <enumsynopsis>

reference/var/functions/intval.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!-- $Revision$ -->
-<!-- EN-Revision: 18c4f78a828232c909056490ccf0a858d002e6ef Maintainer: daijie Status: ready -->
+<!-- EN-Revision: ec0d6933217236658dd6615c0b2293e1469fd851 Maintainer: daijie Status: ready -->
 <!-- CREDITS: Luffy -->
 <refentry xml:id="function.intval" xmlns="http://docbook.org/ns/docbook">
  <refnamediv>
@@ -127,7 +127,7 @@
 <![CDATA[
 <?php
 echo intval(42);                      // 42
-echo intval(4.2);                     // 4
+echo intval(4.7);                     // 4
 echo intval('42');                    // 42
 echo intval('+42');                   // 42
 echo intval('-42');                   // -42