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<?xml version="1.0"?>
<page id="GIRepository.function_info_invoke"
type="topic"
style="function"
xmlns="http://projectmallard.org/1.0/"
xmlns:api="http://projectmallard.org/experimental/api/"
xmlns:ui="http://projectmallard.org/experimental/ui/">
<info>
<link type="guide" xref="index" group="function"/>
<api:function>
<api:returns>
<api:type>gboolean</api:type>
</api:returns>
<api:name>g_function_info_invoke</api:name>
<api:arg>
<api:type>GIRepository.FunctionInfo</api:type>
<api:name>info</api:name>
</api:arg>
<api:arg>
<api:type>None</api:type>
<api:name>in_args</api:name>
</api:arg>
<api:arg>
<api:type>gint</api:type>
<api:name>n_in_args</api:name>
</api:arg>
<api:arg>
<api:type>None</api:type>
<api:name>out_args</api:name>
</api:arg>
<api:arg>
<api:type>gint</api:type>
<api:name>n_out_args</api:name>
</api:arg>
<api:arg>
<api:type>None</api:type>
<api:name>return_value</api:name>
</api:arg>
</api:function>
</info>
<title>function_info_invoke</title>
<synopsis><code mime="text/x-python">
@accepts(GIRepository.FunctionInfo, None, gint, None, gint, None)
@returns(gboolean)
def function_info_invoke(info, in_args, n_in_args, out_args, n_out_args, return_value)
</code></synopsis>
<p>Invokes the function described in @info with the given
arguments. Note that inout parameters must appear in both
argument lists. This function uses dlsym() to obtain a pointer
to the function, so the library or shared object containing the
described function must either be linked to the caller, or must
have been g_module_symbol()<!-- -->ed before calling this function.</p><p>error occurred.</p>
<table>
<tr>
<td><p>info :</p></td>
<td><p>a <link xref="GIFunctionInfo">GIFunctionInfo</link> describing the function to invoke</p></td>
</tr>
<tr>
<td><p>in_args :</p></td>
<td><p>an array of <link xref="GIArgument">GIArgument</link><!-- -->s, one for each in parameter of @info. If there are no in parameter, @in_args can be %NULL</p></td>
</tr>
<tr>
<td><p>n_in_args :</p></td>
<td><p>the length of the @in_args array</p></td>
</tr>
<tr>
<td><p>out_args :</p></td>
<td><p>an array of <link xref="GIArgument">GIArgument</link><!-- -->s, one for each out parameter of @info. If there are no out parameters, @out_args may be %NULL</p></td>
</tr>
<tr>
<td><p>n_out_args :</p></td>
<td><p>the length of the @out_args array</p></td>
</tr>
<tr>
<td><p>return_value :</p></td>
<td><p>return location for the return value of the function. If the function returns void, @return_value may be %NULL</p></td>
</tr>
<tr>
<td><p>Returns :</p></td>
<td><p>%TRUE if the function has been invoked, %FALSE if an</p></td>
</tr>
</table>
</page>
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