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      </style><link rel="home" href="index.html" title="Gnome XML Library Reference Manual"><link rel="up" href="libxml-lib.html" title="Libxml Library Reference"><link rel="previous" href="libxml-xmlmemory.html" title="xmlmemory"><link rel="next" href="libxml-xmlautomata.html" title="xmlautomata"></head><body bgcolor="white" text="black" link="#0000FF" vlink="#840084" alink="#0000FF"><table xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navigation" width="100%" summary="Navigation header" cellpadding="2" cellspacing="2"><tr valign="middle"><td><a accesskey="p" href="libxml-xmlmemory.html"><img src="left.png" width="24" height="24" border="0" alt="Prev"></img></a></td><td><a accesskey="u" href="libxml-lib.html"><img src="up.png" width="24" height="24" border="0" alt="Up"></img></a></td><td><a accesskey="h" href="index.html"><img src="home.png" width="24" height="24" border="0" alt="Home"></img></a></td><th width="100%" align="center">Gnome XML Library Reference Manual</th><td><a accesskey="n" href="libxml-xmlautomata.html"><img src="right.png" width="24" height="24" border="0" alt="Next"></img></a></td></tr></table><div class="refentry" lang="en"><a name="libxml-xmlregexp"></a><div class="titlepage"></div><div class="refnamediv"><h2>xmlregexp</h2><p>xmlregexp &#8212; </p></div><div class="refsynopsisdiv"><h2>Synopsis</h2><pre class="synopsis">



struct      <a href="libxml-xmlregexp.html#xmlRegexp">xmlRegexp</a>;
typedef     <a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a>;
struct      <a href="libxml-xmlregexp.html#xmlRegExecCtxt">xmlRegExecCtxt</a>;
typedef     <a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a>;
<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> <a href="libxml-xmlregexp.html#xmlRegexpCompile">xmlRegexpCompile</a>               (const <a href="libxml-tree.html#xmlChar">xmlChar</a> *regexp);
void        <a href="libxml-xmlregexp.html#xmlRegFreeRegexp">xmlRegFreeRegexp</a>                (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp);
int         <a href="libxml-xmlregexp.html#xmlRegexpExec">xmlRegexpExec</a>                   (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value);
void        <a href="libxml-xmlregexp.html#xmlRegexpPrint">xmlRegexpPrint</a>                  (<GTKDOCLINK xmlns="http://www.w3.org/TR/xhtml1/transitional" HREF="FILE-CAPS">FILE</GTKDOCLINK> *output,
                                             <a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp);
int         <a href="libxml-xmlregexp.html#xmlRegexpIsDeterminist">xmlRegexpIsDeterminist</a>          (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp);
void        (<a href="libxml-xmlregexp.html#xmlRegExecCallbacks">*xmlRegExecCallbacks</a>)          (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *token,
                                             void *transdata,
                                             void *inputdata);
<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> <a href="libxml-xmlregexp.html#xmlRegNewExecCtxt">xmlRegNewExecCtxt</a>         (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp,
                                             <a href="libxml-xmlregexp.html#xmlRegExecCallbacks">xmlRegExecCallbacks</a> callback,
                                             void *data);
void        <a href="libxml-xmlregexp.html#xmlRegFreeExecCtxt">xmlRegFreeExecCtxt</a>              (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec);
int         <a href="libxml-xmlregexp.html#xmlRegExecPushString">xmlRegExecPushString</a>            (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value,
                                             void *data);
int         <a href="libxml-xmlregexp.html#xmlRegExecPushString2">xmlRegExecPushString2</a>           (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value2,
                                             void *data);
</pre></div><div class="refsect1" lang="en"><h2>Description</h2><p>

</p></div><div class="refsect1" lang="en"><h2>Details</h2><div class="refsect2" lang="en"><h3><a name="xmlRegexp"></a>struct xmlRegexp</h3><pre class="programlisting">struct xmlRegexp;</pre><p>

</p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpPtr"></a>xmlRegexpPtr</h3><p>
A libxml regular expression, they can actually be far more complex
thank the POSIX regex expressions.</p><p>

</p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecCtxt"></a>struct xmlRegExecCtxt</h3><pre class="programlisting">struct xmlRegExecCtxt;</pre><p>

</p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecCtxtPtr"></a>xmlRegExecCtxtPtr</h3><p>
A libxml progressive regular expression evaluation context</p><p>

</p></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpCompile"></a>xmlRegexpCompile ()</h3><pre class="programlisting"><a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> xmlRegexpCompile               (const <a href="libxml-tree.html#xmlChar">xmlChar</a> *regexp);</pre><p>
Parses a regular expression conforming to XML Schemas Part 2 Datatype
Appendix F and build an automata suitable for testing strings against
that regular expression</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>regexp</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegFreeRegexp"></a>xmlRegFreeRegexp ()</h3><pre class="programlisting">void        xmlRegFreeRegexp                (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp);</pre><p>
Free a regexp</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>regexp</tt></i>�:</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpExec"></a>xmlRegexpExec ()</h3><pre class="programlisting">int         xmlRegexpExec                   (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value);</pre><p>
Check if the regular expression generate the value</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>comp</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>value</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpPrint"></a>xmlRegexpPrint ()</h3><pre class="programlisting">void        xmlRegexpPrint                  (<GTKDOCLINK xmlns="http://www.w3.org/TR/xhtml1/transitional" HREF="FILE-CAPS">FILE</GTKDOCLINK> *output,
                                             <a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> regexp);</pre><p>
Print the content of the compiled regular expression</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>output</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>regexp</tt></i>�:</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegexpIsDeterminist"></a>xmlRegexpIsDeterminist ()</h3><pre class="programlisting">int         xmlRegexpIsDeterminist          (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp);</pre><p>
Check if the regular expression is determinist</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>comp</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecCallbacks"></a>xmlRegExecCallbacks ()</h3><pre class="programlisting">void        (*xmlRegExecCallbacks)          (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *token,
                                             void *transdata,
                                             void *inputdata);</pre><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>token</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>transdata</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>inputdata</tt></i>�:</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegNewExecCtxt"></a>xmlRegNewExecCtxt ()</h3><pre class="programlisting"><a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> xmlRegNewExecCtxt         (<a href="libxml-xmlregexp.html#xmlRegexpPtr">xmlRegexpPtr</a> comp,
                                             <a href="libxml-xmlregexp.html#xmlRegExecCallbacks">xmlRegExecCallbacks</a> callback,
                                             void *data);</pre><p>
Build a context used for progressive evaluation of a regexp.</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>comp</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>callback</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>data</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegFreeExecCtxt"></a>xmlRegFreeExecCtxt ()</h3><pre class="programlisting">void        xmlRegFreeExecCtxt              (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec);</pre><p>
Free the structures associated to a regular expression evaulation context.</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i>�:</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecPushString"></a>xmlRegExecPushString ()</h3><pre class="programlisting">int         xmlRegExecPushString            (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value,
                                             void *data);</pre><p>
Push one input token in the execution context</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>value</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>data</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>


</td></tr></tbody></table></div></div><hr xmlns="http://www.w3.org/TR/xhtml1/transitional"></hr><div class="refsect2" lang="en"><h3><a name="xmlRegExecPushString2"></a>xmlRegExecPushString2 ()</h3><pre class="programlisting">int         xmlRegExecPushString2           (<a href="libxml-xmlregexp.html#xmlRegExecCtxtPtr">xmlRegExecCtxtPtr</a> exec,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value,
                                             const <a href="libxml-tree.html#xmlChar">xmlChar</a> *value2,
                                             void *data);</pre><p>
Push one input token in the execution context</p><p>

</p><div class="variablelist"><table border="0"><col align="left" valign="top"><tbody><tr><td><span class="term"><i><tt>exec</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>value</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>value2</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><i><tt>data</tt></i>�:</span></td><td>
</td></tr><tr><td><span class="term"><span class="emphasis"><em>Returns</em></span> :</span></td><td>


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