<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <html> <!-- Created by GNU Texinfo 6.4, http://www.gnu.org/software/texinfo/ --> <head> <title>iswpunct (The Red Hat newlib C Library)</title> <meta name="description" content="iswpunct (The Red Hat newlib C Library)"> <meta name="keywords" content="iswpunct (The Red Hat newlib C Library)"> <meta name="resource-type" content="document"> <meta name="distribution" content="global"> <meta name="Generator" content="makeinfo"> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> <link href="index.html#Top" rel="start" title="Top"> <link href="Document-Index.html#Document-Index" rel="index" title="Document Index"> <link href="Document-Index.html#SEC_Contents" rel="contents" title="Table of Contents"> <link href="Ctype.html#Ctype" rel="up" title="Ctype"> <link href="iswspace.html#iswspace" rel="next" title="iswspace"> <link href="iswprint.html#iswprint" rel="prev" title="iswprint"> <style type="text/css"> <!-- a.summary-letter {text-decoration: none} blockquote.indentedblock {margin-right: 0em} blockquote.smallindentedblock {margin-right: 0em; font-size: smaller} blockquote.smallquotation {font-size: smaller} div.display {margin-left: 3.2em} div.example {margin-left: 3.2em} div.lisp {margin-left: 3.2em} div.smalldisplay {margin-left: 3.2em} div.smallexample {margin-left: 3.2em} div.smalllisp {margin-left: 3.2em} kbd {font-style: oblique} pre.display {font-family: inherit} pre.format {font-family: inherit} pre.menu-comment {font-family: serif} pre.menu-preformatted {font-family: serif} pre.smalldisplay {font-family: inherit; font-size: smaller} pre.smallexample {font-size: smaller} pre.smallformat {font-family: inherit; font-size: smaller} pre.smalllisp {font-size: smaller} span.nolinebreak {white-space: nowrap} span.roman {font-family: initial; font-weight: normal} span.sansserif {font-family: sans-serif; font-weight: normal} ul.no-bullet {list-style: none} --> </style> </head> <body lang="en"> <a name="iswpunct"></a> <div class="header"> <p> Next: <a href="iswspace.html#iswspace" accesskey="n" rel="next">iswspace</a>, Previous: <a href="iswprint.html#iswprint" accesskey="p" rel="prev">iswprint</a>, Up: <a href="Ctype.html#Ctype" accesskey="u" rel="up">Ctype</a> [<a href="Document-Index.html#SEC_Contents" title="Table of contents" rel="contents">Contents</a>][<a href="Document-Index.html#Document-Index" title="Index" rel="index">Index</a>]</p> </div> <hr> <a name="iswpunct_002c-iswpunct_005fl_002d_002d_002dpunctuation-wide-character-test"></a> <h3 class="section">3.24 <code>iswpunct</code>, <code>iswpunct_l</code>—punctuation wide character test</h3> <a name="index-iswpunct"></a> <a name="index-iswpunct_005fl"></a> <p><strong>Synopsis</strong> </p><div class="example"> <pre class="example">#include <wctype.h> int iswpunct(wint_t <var>c</var>); #include <wctype.h> int iswpunct_l(wint_t <var>c</var>, locale_t <var>locale</var>); </pre></div> <p><strong>Description</strong><br> <code>iswpunct</code> is a function which classifies wide-character values that are punctuation. </p> <p><code>iswpunct_l</code> is like <code>iswpunct</code> but performs the check based on the locale specified by the locale object locale. If <var>locale</var> is LC_GLOBAL_LOCALE or not a valid locale object, the behaviour is undefined. </p> <br> <p><strong>Returns</strong><br> <code>iswpunct</code>, <code>iswpunct_l</code> return non-zero if <var>c</var> is a punctuation wide character. </p> <br> <p><strong>Portability</strong><br> <code>iswpunct</code> is C99. <code>iswpunct_l</code> is POSIX-1.2008. </p> <p>No supporting OS subroutines are required. </p> <br> </body> </html>