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diff --git a/doc/libunistring_6.html b/doc/libunistring_6.html new file mode 100644 index 0000000..33cda59 --- /dev/null +++ b/doc/libunistring_6.html @@ -0,0 +1,451 @@ +<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html401/loose.dtd"> +<html> +<!-- Created on July, 1 2009 by texi2html 1.78a --> +<!-- +Written by: Lionel Cons <Lionel.Cons@cern.ch> (original author) + Karl Berry <karl@freefriends.org> + Olaf Bachmann <obachman@mathematik.uni-kl.de> + and many others. +Maintained by: Many creative people. +Send bugs and suggestions to <texi2html-bug@nongnu.org> + +--> +<head> +<title>GNU libunistring: 6. Output with Unicode strings <unistdio.h></title> + +<meta name="description" content="GNU libunistring: 6. Output with Unicode strings <unistdio.h>"> +<meta name="keywords" content="GNU libunistring: 6. Output with Unicode strings <unistdio.h>"> +<meta name="resource-type" content="document"> +<meta name="distribution" content="global"> +<meta name="Generator" content="texi2html 1.78a"> +<meta http-equiv="Content-Type" content="text/html; charset=utf-8"> +<style type="text/css"> +<!-- +a.summary-letter {text-decoration: none} +pre.display {font-family: serif} +pre.format {font-family: serif} +pre.menu-comment {font-family: serif} +pre.menu-preformatted {font-family: serif} +pre.smalldisplay {font-family: serif; font-size: smaller} +pre.smallexample {font-size: smaller} +pre.smallformat {font-family: serif; font-size: smaller} +pre.smalllisp {font-size: smaller} +span.roman {font-family:serif; font-weight:normal;} +span.sansserif {font-family:sans-serif; font-weight:normal;} +ul.toc {list-style: none} +--> +</style> + + +</head> + +<body lang="en" bgcolor="#FFFFFF" text="#000000" link="#0000FF" vlink="#800080" alink="#FF0000"> + +<table cellpadding="1" cellspacing="1" border="0"> +<tr><td valign="middle" align="left">[<a href="libunistring_5.html#SEC17" title="Beginning of this chapter or previous chapter"> << </a>]</td> +<td valign="middle" align="left">[<a href="libunistring_7.html#SEC19" title="Next chapter"> >> </a>]</td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left">[<a href="libunistring.html#SEC_Top" title="Cover (top) of document">Top</a>]</td> +<td valign="middle" align="left">[<a href="libunistring.html#SEC_Contents" title="Table of contents">Contents</a>]</td> +<td valign="middle" align="left">[<a href="libunistring_18.html#SEC71" title="Index">Index</a>]</td> +<td valign="middle" align="left">[<a href="libunistring_abt.html#SEC_About" title="About (help)"> ? </a>]</td> +</tr></table> + +<hr size="2"> +<a name="unistdio_002eh"></a> +<a name="SEC18"></a> +<h1 class="chapter"> <a href="libunistring.html#TOC18">6. Output with Unicode strings <code><unistdio.h></code></a> </h1> + +<p>This include file declares functions for doing formatted output with Unicode +strings. It defines a set of functions similar to <code>fprintf</code> and +<code>sprintf</code>, which are declared in <code><stdio.h></code>. +</p> +<p>These functions work like the <code>printf</code> function family. +In the format string: +</p><ul class="toc"> +<li> +The format directive ‘<samp>U</samp>’ takes an UTF-8 string (<code>const uint8_t *</code>). +</li><li> +The format directive ‘<samp>lU</samp>’ takes an UTF-16 string +(<code>const uint16_t *</code>). +</li><li> +The format directive ‘<samp>llU</samp>’ takes an UTF-32 string +(<code>const uint32_t *</code>). +</li></ul> + +<p>A function name with an infix ‘<samp>v</samp>’ indicates that a <code>va_list</code> is +passed instead of multiple arguments. +</p> +<p>The functions <code>*sprintf</code> have a <var>buf</var> argument that is assumed to be +large enough. +(<em>DANGEROUS! Overflowing the buffer will crash the program.</em>) +</p> +<p>The functions <code>*snprintf</code> have a <var>buf</var> argument that is assumed to be +<var>size</var> units large. (<em>DANGEROUS! The resulting string might be +truncated in the middle of a multibyte character.</em>) +</p> +<p>The functions <code>*asprintf</code> have a <var>resultp</var> argument. The result will +be freshly allocated and stored in <code>*resultp</code>. +</p> +<p>The functions <code>*asnprintf</code> have a (<var>resultbuf</var>, <var>lengthp</var>) +argument pair. If <var>resultbuf</var> is not NULL and the result fits into +<code>*<var>lengthp</var></code> units, it is put in <var>resultbuf</var>, and <var>resultbuf</var> +is returned. Otherwise, a freshly allocated string is returned. In both +cases, <code>*<var>lengthp</var></code> is set to the length (number of units) of the +returned string. In case of error, NULL is returned and <code>errno</code> is set. +</p> +<p>The following functions take an ASCII format string and return a result that +is a <code>char *</code> string in locale encoding. +</p> +<dl> +<dt><u>Function:</u> int <b>ulc_sprintf</b><i> (char *<var>buf</var>, const char *<var>format</var>, ...)</i> +<a name="IDX179"></a> +</dt> +</dl> + +<dl> +<dt><u>Function:</u> int <b>ulc_snprintf</b><i> (char *<var>buf</var>, size_t size, const char *<var>format</var>, ...)</i> +<a name="IDX180"></a> +</dt> +</dl> + +<dl> +<dt><u>Function:</u> int <b>ulc_asprintf</b><i> (char **<var>resultp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX181"></a> +</dt> +</dl> + +<dl> +<dt><u>Function:</u> char * <b>ulc_asnprintf</b><i> (char *<var>resultbuf</var>, size_t *<var>lengthp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX182"></a> +</dt> +</dl> + +<dl> +<dt><u>Function:</u> int <b>ulc_vsprintf</b><i> (char *<var>buf</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX183"></a> +</dt> +</dl> + +<dl> +<dt><u>Function:</u> int <b>ulc_vsnprintf</b><i> (char *<var>buf</var>, size_t size, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX184"></a> +</dt> +</dl> + +<dl> +<dt><u>Function:</u> int <b>ulc_vasprintf</b><i> (char **<var>resultp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX185"></a> +</dt> +</dl> + +<dl> +<dt><u>Function:</u> char * <b>ulc_vasnprintf</b><i> (char *<var>resultbuf</var>, size_t *<var>lengthp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX186"></a> +</dt> +</dl> + +<p>The following functions take an ASCII format string and return a result in +UTF-8 format. +</p> +<dl> +<dt><u>Function:</u> int <b>u8_sprintf</b><i> (uint8_t *<var>buf</var>, const char *<var>format</var>, ...)</i> +<a name="IDX187"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_snprintf</b><i> (uint8_t *<var>buf</var>, size_t <var>size</var>, const char *<var>format</var>, ...)</i> +<a name="IDX188"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_asprintf</b><i> (uint8_t **<var>resultp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX189"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint8_t * <b>u8_asnprintf</b><i> (uint8_t *<var>resultbuf</var>, size_t *<var>lengthp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX190"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_vsprintf</b><i> (uint8_t *<var>buf</var>, const char *<var>format</var>, va_list ap)</i> +<a name="IDX191"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_vsnprintf</b><i> (uint8_t *<var>buf</var>, size_t <var>size</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX192"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_vasprintf</b><i> (uint8_t **<var>resultp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX193"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint8_t * <b>u8_vasnprintf</b><i> (uint8_t *resultbuf, size_t *<var>lengthp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX194"></a> +</dt> +</dl> + +<p>The following functions take an UTF-8 format string and return a result in +UTF-8 format. +</p> +<dl> +<dt><u>Function:</u> int <b>u8_u8_sprintf</b><i> (uint8_t *<var>buf</var>, const uint8_t *<var>format</var>, ...)</i> +<a name="IDX195"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_u8_snprintf</b><i> (uint8_t *<var>buf</var>, size_t <var>size</var>, const uint8_t *<var>format</var>, ...)</i> +<a name="IDX196"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_u8_asprintf</b><i> (uint8_t **<var>resultp</var>, const uint8_t *<var>format</var>, ...)</i> +<a name="IDX197"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint8_t * <b>u8_u8_asnprintf</b><i> (uint8_t *resultbuf, size_t *<var>lengthp</var>, const uint8_t *<var>format</var>, ...)</i> +<a name="IDX198"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_u8_vsprintf</b><i> (uint8_t *<var>buf</var>, const uint8_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX199"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_u8_vsnprintf</b><i> (uint8_t *<var>buf</var>, size_t <var>size</var>, const uint8_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX200"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u8_u8_vasprintf</b><i> (uint8_t **<var>resultp</var>, const uint8_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX201"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint8_t * <b>u8_u8_vasnprintf</b><i> (uint8_t *resultbuf, size_t *<var>lengthp</var>, const uint8_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX202"></a> +</dt> +</dl> + +<p>The following functions take an ASCII format string and return a result in +UTF-16 format. +</p> +<dl> +<dt><u>Function:</u> int <b>u16_sprintf</b><i> (uint16_t *<var>buf</var>, const char *<var>format</var>, ...)</i> +<a name="IDX203"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_snprintf</b><i> (uint16_t *<var>buf</var>, size_t <var>size</var>, const char *<var>format</var>, ...)</i> +<a name="IDX204"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_asprintf</b><i> (uint16_t **<var>resultp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX205"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint16_t * <b>u16_asnprintf</b><i> (uint16_t *<var>resultbuf</var>, size_t *<var>lengthp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX206"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_vsprintf</b><i> (uint16_t *<var>buf</var>, const char *<var>format</var>, va_list ap)</i> +<a name="IDX207"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_vsnprintf</b><i> (uint16_t *<var>buf</var>, size_t <var>size</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX208"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_vasprintf</b><i> (uint16_t **<var>resultp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX209"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint16_t * <b>u16_vasnprintf</b><i> (uint16_t *resultbuf, size_t *<var>lengthp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX210"></a> +</dt> +</dl> + +<p>The following functions take an UTF-16 format string and return a result in +UTF-16 format. +</p> +<dl> +<dt><u>Function:</u> int <b>u16_u16_sprintf</b><i> (uint16_t *<var>buf</var>, const uint16_t *<var>format</var>, ...)</i> +<a name="IDX211"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_u16_snprintf</b><i> (uint16_t *<var>buf</var>, size_t <var>size</var>, const uint16_t *<var>format</var>, ...)</i> +<a name="IDX212"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_u16_asprintf</b><i> (uint16_t **<var>resultp</var>, const uint16_t *<var>format</var>, ...)</i> +<a name="IDX213"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint16_t * <b>u16_u16_asnprintf</b><i> (uint16_t *resultbuf, size_t *<var>lengthp</var>, const uint16_t *<var>format</var>, ...)</i> +<a name="IDX214"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_u16_vsprintf</b><i> (uint16_t *<var>buf</var>, const uint16_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX215"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_u16_vsnprintf</b><i> (uint16_t *<var>buf</var>, size_t <var>size</var>, const uint16_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX216"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u16_u16_vasprintf</b><i> (uint16_t **<var>resultp</var>, const uint16_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX217"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint16_t * <b>u16_u16_vasnprintf</b><i> (uint16_t *resultbuf, size_t *<var>lengthp</var>, const uint16_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX218"></a> +</dt> +</dl> + +<p>The following functions take an ASCII format string and return a result in +UTF-32 format. +</p> +<dl> +<dt><u>Function:</u> int <b>u32_sprintf</b><i> (uint32_t *<var>buf</var>, const char *<var>format</var>, ...)</i> +<a name="IDX219"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_snprintf</b><i> (uint32_t *<var>buf</var>, size_t <var>size</var>, const char *<var>format</var>, ...)</i> +<a name="IDX220"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_asprintf</b><i> (uint32_t **<var>resultp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX221"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint32_t * <b>u32_asnprintf</b><i> (uint32_t *<var>resultbuf</var>, size_t *<var>lengthp</var>, const char *<var>format</var>, ...)</i> +<a name="IDX222"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_vsprintf</b><i> (uint32_t *<var>buf</var>, const char *<var>format</var>, va_list ap)</i> +<a name="IDX223"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_vsnprintf</b><i> (uint32_t *<var>buf</var>, size_t <var>size</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX224"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_vasprintf</b><i> (uint32_t **<var>resultp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX225"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint32_t * <b>u32_vasnprintf</b><i> (uint32_t *resultbuf, size_t *<var>lengthp</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX226"></a> +</dt> +</dl> + +<p>The following functions take an UTF-32 format string and return a result in +UTF-32 format. +</p> +<dl> +<dt><u>Function:</u> int <b>u32_u32_sprintf</b><i> (uint32_t *<var>buf</var>, const uint32_t *<var>format</var>, ...)</i> +<a name="IDX227"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_u32_snprintf</b><i> (uint32_t *<var>buf</var>, size_t <var>size</var>, const uint32_t *<var>format</var>, ...)</i> +<a name="IDX228"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_u32_asprintf</b><i> (uint32_t **<var>resultp</var>, const uint32_t *<var>format</var>, ...)</i> +<a name="IDX229"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint32_t * <b>u32_u32_asnprintf</b><i> (uint32_t *resultbuf, size_t *<var>lengthp</var>, const uint32_t *<var>format</var>, ...)</i> +<a name="IDX230"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_u32_vsprintf</b><i> (uint32_t *<var>buf</var>, const uint32_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX231"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_u32_vsnprintf</b><i> (uint32_t *<var>buf</var>, size_t <var>size</var>, const uint32_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX232"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>u32_u32_vasprintf</b><i> (uint32_t **<var>resultp</var>, const uint32_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX233"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> uint32_t * <b>u32_u32_vasnprintf</b><i> (uint32_t *resultbuf, size_t *<var>lengthp</var>, const uint32_t *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX234"></a> +</dt> +</dl> + +<p>The following functions take an ASCII format string and produce output in +locale encoding to a <code>FILE</code> stream. +</p> +<dl> +<dt><u>Function:</u> int <b>ulc_fprintf</b><i> (FILE *<var>stream</var>, const char *<var>format</var>, ...)</i> +<a name="IDX235"></a> +</dt> +</dl> +<dl> +<dt><u>Function:</u> int <b>ulc_vfprintf</b><i> (FILE *<var>stream</var>, const char *<var>format</var>, va_list <var>ap</var>)</i> +<a name="IDX236"></a> +</dt> +</dl> +<hr size="6"> +<table cellpadding="1" cellspacing="1" border="0"> +<tr><td valign="middle" align="left">[<a href="libunistring_5.html#SEC17" title="Beginning of this chapter or previous chapter"> << </a>]</td> +<td valign="middle" align="left">[<a href="libunistring_7.html#SEC19" title="Next chapter"> >> </a>]</td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left"> </td> +<td valign="middle" align="left">[<a href="libunistring.html#SEC_Top" title="Cover (top) of document">Top</a>]</td> +<td valign="middle" align="left">[<a href="libunistring.html#SEC_Contents" title="Table of contents">Contents</a>]</td> +<td valign="middle" align="left">[<a href="libunistring_18.html#SEC71" title="Index">Index</a>]</td> +<td valign="middle" align="left">[<a href="libunistring_abt.html#SEC_About" title="About (help)"> ? </a>]</td> +</tr></table> +<p> + <font size="-1"> + This document was generated by <em>Bruno Haible</em> on <em>July, 1 2009</em> using <a href="http://www.nongnu.org/texi2html/"><em>texi2html 1.78a</em></a>. + </font> + <br> + +</p> +</body> +</html> 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