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<html> <head> <meta name="generator" content="groff -Thtml, see www.gnu.org"> <meta name="Content-Style" content="text/css"> <title>ICONVCTL</title> </head> <body> <h1 align=center>ICONVCTL</h1> <a href="#NAME">NAME</a><br> <a href="#SYNOPSIS">SYNOPSIS</a><br> <a href="#DESCRIPTION">DESCRIPTION</a><br> <a href="#REQUEST VALUES">REQUEST VALUES</a><br> <a href="#RETURN VALUE">RETURN VALUE</a><br> <a href="#ERRORS">ERRORS</a><br> <a href="#CONFORMING TO">CONFORMING TO</a><br> <a href="#SEE ALSO">SEE ALSO</a><br> <hr> <!-- Creator : groff version 1.17.2 --> <!-- CreationDate: Mon Feb 2 16:48:48 2004 --> <a name="NAME"></a> <h2>NAME</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> iconvctl - control iconv behavior</td></table> <a name="SYNOPSIS"></a> <h2>SYNOPSIS</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <pre><b>#include <iconv.h> int iconvctl (iconv_t</b> <i>cd</i> <b>, int</b> <i>request</i><b>, void *</b> <i>argument</i><b>); </b></pre></td></table> <a name="DESCRIPTION"></a> <h2>DESCRIPTION</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> The argument <i>cd</i> must be a conversion descriptor created using the function <b>iconv_open</b>.</td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>iconvctl</b> queries or adjusts the behavior of the <b>iconv</b> function, when invoked with the specified conversion descriptor, depending on the request value.</td></table> <a name="REQUEST VALUES"></a> <h2>REQUEST VALUES</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> The following are permissible values for the <i>request</i> parameter.</td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>ICONV_TRIVIALP</b></td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="21%"></td><td width="79%"> <i>argument</i> should be an <b>int *</b> which will receive 1 if the conversion is trivial, or 0 otherwise.</td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>ICONV_GET_TRANSLITERATE</b></td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="21%"></td><td width="79%"> <i>argument</i> should be an <b>int *</b> which will receive 1 if transliteration is enabled in the conversion, or 0 otherwise.</td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>ICONV_SET_TRANSLITERATE</b></td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="21%"></td><td width="79%"> <i>argument</i> should be a <b>const int *</b>, pointing to an <b>int</b> value. A non-zero value is used to enable transliteration in the conversion. A zero value disables it.</td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>ICONV_GET_DISCARD_ILSEQ</b></td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="21%"></td><td width="79%"> <i>argument</i> should be an <b>int *</b> which will receive 1 if "illegal sequence discard and continue" is enabled in the conversion, or 0 otherwise.</td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>ICONV_SET_DISCARD_ILSEQ</b></td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="21%"></td><td width="79%"> <i>argument</i> should be a <b>const int *</b>, pointing to an <b>int</b> value. A non-zero value is used to enable "illegal sequence discard and continue" in the conversion. A zero value disables it.</td></table> <a name="RETURN VALUE"></a> <h2>RETURN VALUE</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> The <b>iconvctl</b> function returns 0 if it succeeds. In case of error, it sets <b>errno</b> and returns -1.</td></table> <a name="ERRORS"></a> <h2>ERRORS</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> The following errors can occur, among others:</td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>EINVAL</b></td></table> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="21%"></td><td width="79%"> The request is invalid.</td></table> <a name="CONFORMING TO"></a> <h2>CONFORMING TO</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> This function is implemented only in GNU libiconv and not in other <b>iconv</b> implementations. It is not backed by a standard. You can test for its presence through <b>(_LIBICONV_VERSION >= 0x0108)</b>.</td></table> <a name="SEE ALSO"></a> <h2>SEE ALSO</h2> <table width="100%" border=0 rules="none" frame="void" cols="2" cellspacing="0" cellpadding="0"> <tr valign="top" align="left"> <td width="10%"></td><td width="90%"> <b>iconv_open</b>(3), <b>iconv</b>(3)</td></table> <hr> </body> </html>