section numbering update after running makefile

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@7484 626c5289-ae23-0410-ae9c-e8d60b6d4f22
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William S Fulton 2005-09-22 22:35:56 +00:00
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<!-- INDEX -->
<div class="sectiontoc">
<ul>
<li><a href="#Php_nn1">Generating PHP4Extensions</a>
<li><a href="#Php_nn1">Generating PHP4 Extensions</a>
<ul>
<li><a href="#Php_nn1_1">Building a loadable extension</a>
<li><a href="#Php_nn1_2">Building extensions into PHP</a>
@ -27,7 +27,6 @@
<li><a href="#Php_nn2_6">Structures and C++ classes</a>
<ul>
<li><a href="#Php_nn2_6_1">Using <tt>-noproxy</tt></a>
<li><a href="#Php_nn2_6_2">Constructors and Destructors</a>
<li><a href="#Php_nn2_6_3">Static Member Variables</a>
<li><a href="#Php_nn2_6_4">Static Member Functions</a>
</ul>
@ -37,6 +36,8 @@
</div>
<!-- INDEX -->
<p>
<b>Caution: This chapter (and module!) is still under construction</b>
</p>
@ -66,6 +67,7 @@ each script), you will need the complete PHP source tree available.
<H2><a name="Php_nn1"></a>24.1 Generating PHP4 Extensions</H2>
<p>
To build a PHP4 extension, run swig using the <tt>-php4</tt> option as
follows :
@ -103,6 +105,7 @@ the '-phpfull' command line switch to select the second build method.
<H3><a name="Php_nn1_1"></a>24.1.1 Building a loadable extension</H3>
<p>
There are two methods to build the extension as a dynamically loaded
module: using standard compilation utilities (make, gcc), or using
@ -192,6 +195,7 @@ additional optional arguments:
<H3><a name="Php_nn1_2"></a>24.1.2 Building extensions into PHP</H3>
<p>
This method, selected with the <tt>-phpfull</tt> command line switch, involves
rebuilding the entire php source tree. Whilst more complicated to build,
@ -249,6 +253,7 @@ does not have the 'dl' command as used above.
<H3><a name="Php_nn1_3"></a>24.1.3 Using PHP4 Extensions</H3>
<p>
To test the extension from a PHP script, you need to load it first. You do
this by putting the line,
@ -271,6 +276,7 @@ attempts to do the <tt>dl()</tt> call for you:
<H2><a name="Php_nn2"></a>24.2 Basic PHP4 interface</H2>
<p>
It is important to understand that PHP uses a single global namespace
into which all symbols from extension modules are loaded. It is quite
@ -405,6 +411,7 @@ Apologies, this paragraph needs rewritting to make some sense. )
<H3><a name="Php_nn2_2"></a>24.2.2 Global Variables</H3>
<p>
Because PHP4 does not provide a mechanism to intercept access and
assignment of global variables, global variables are supported through
@ -453,6 +460,7 @@ At this time SWIG does not support custom accessor methods.
<H3><a name="Php_nn2_3"></a>24.2.3 Functions</H3>
<p>
C functions are converted into PHP functions. Default/optional arguments are
also allowed. An interface file like this :
@ -503,6 +511,7 @@ print $s; # The value of $s was not changed.
<H3><a name="Php_nn2_4"></a>24.2.4 Overloading</H3>
<p>
Although PHP4 does not support overloading functions natively, swig
will generate dispatch functions which will use <tt>%typecheck</tt>
@ -556,6 +565,7 @@ taking the integer argument.
<H3><a name="Php_nn2_5"></a>24.2.5 Pointers and References</H3>
<p>
Pointers to C/C++ objects <b>no longer</b> represented as character
strings such as:<tt>_523d3f4_Circle_p</tt>, instead they are represented
@ -687,6 +697,7 @@ variable, or assigning <tt>NULL</tt> to a variable.
<H3><a name="Php_nn2_6"></a>24.2.6 Structures and C++ classes</H3>
<p>
By default, SWIG represents structs and C++ classes using a PHP4
class. The PHP4 class is implemented entirely using the Zend C API so
@ -745,6 +756,7 @@ Member variables and methods are accessed using the <tt>-></tt> operator.
<H4><a name="Php_nn2_6_1"></a>24.2.6.1 Using <tt>-noproxy</tt></H4>
<p>
The <tt>-noproxy</tt> option flattens the object structure and
generates collections of named functions. The above example results
@ -808,7 +820,8 @@ the programmer can either reassign the variable or call
<tt>unset($v)</tt>
</p>
<H4><a name="Php_nn2_6_3"></a>24.2.6.3 Static Member Variables</H4>
<H4><a name="Php_nn2_6_3"></a>24.2.6.2 Static Member Variables</H4>
<p>
Class variables are not supported in PHP. Static member variables are
@ -847,7 +860,8 @@ Ko::threats(10);
echo "There has now been " . Ko::threats() . " threats\n";
</pre></div>
<H4><a name="Php_nn2_6_4"></a>24.2.6.4 Static Member Functions</H4>
<H4><a name="Php_nn2_6_4"></a>24.2.6.3 Static Member Functions</H4>
<p>
Class functions are supported in PHP using the
@ -870,6 +884,7 @@ Ko::threats();
<H3><a name="Php_nn2_7"></a>24.2.7 PHP4 Pragmas, Startup and Shutdown code</H3>
<p>
To place PHP code in the generated "example.php" file one can use the
<b>code</b> pragma. The code is inserted after loading the shared