129 lines
4.8 KiB
HTML
129 lines
4.8 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<!-- Copyright (c) 2001 The Open Group, All Rights Reserved -->
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<title><setjmp.h></title>
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</head>
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<body bgcolor="white">
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<script type="text/javascript" language="JavaScript" src="../jscript/codes.js">
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<basefont size="3"> <a name="<setjmp.h>"></a> <a name="tag_13_42"></a><!-- <setjmp.h> -->
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<!--header start-->
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<center><font size="2">The Open Group Base Specifications Issue 6<br>
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IEEE Std 1003.1-2001<br>
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Copyright © 2001 The IEEE and The Open Group, All Rights reserved.</font></center>
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<!--header end-->
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<hr size="2" noshade>
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<h4><a name="tag_13_42_01"></a>NAME</h4>
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<blockquote>setjmp.h - stack environment declarations</blockquote>
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<h4><a name="tag_13_42_02"></a>SYNOPSIS</h4>
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<blockquote class="synopsis">
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<p><tt>#include <setjmp.h></tt></p>
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</blockquote>
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<h4><a name="tag_13_42_03"></a>DESCRIPTION</h4>
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<blockquote>
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<div class="box"><sup>[<a href="javascript:open_code('CX')">CX</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]"
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border="0"> Some of the functionality described on this reference page extends the ISO C standard. Applications shall define
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the appropriate feature test macro (see the System Interfaces volume of IEEE Std 1003.1-2001, <a href=
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"../functions/xsh_chap02_02.html">Section 2.2, The Compilation Environment</a>) to enable the visibility of these symbols in this
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header. <img src="../images/opt-end.gif" alt="[Option End]" border="0"></div>
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<p>The <i><setjmp.h></i> header shall define the array types <b>jmp_buf</b> and <sup>[<a href=
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"javascript:open_code('CX')">CX</a>]</sup> <img src="../images/opt-start.gif" alt="[Option Start]" border="0"> <b>sigjmp_buf</b>.
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<img src="../images/opt-end.gif" alt="[Option End]" border="0"></p>
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<p>The following shall be declared as functions and may also be defined as macros. Function prototypes shall be provided.</p>
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<pre>
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<tt>void longjmp(jmp_buf, int);
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<sup>[<a href="javascript:open_code('CX')">CX</a>]</sup><img src="../images/opt-start.gif" alt="[Option Start]" border="0">
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void siglongjmp(sigjmp_buf, int);
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<img src="../images/opt-end.gif" alt="[Option End]" border="0">
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<sup>[<a href="javascript:open_code('XSI')">XSI</a>]</sup><img src="../images/opt-start.gif" alt="[Option Start]" border="0">
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void _longjmp(jmp_buf, int);
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<img src="../images/opt-end.gif" alt="[Option End]" border="0">
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</tt>
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</pre>
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<p>The following may be declared as a function, or defined as a macro, or both. Function prototypes shall be provided.</p>
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<pre>
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<tt>int setjmp(jmp_buf);
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<sup>[<a href="javascript:open_code('CX')">CX</a>]</sup><img src="../images/opt-start.gif" alt="[Option Start]" border="0">
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int sigsetjmp(sigjmp_buf, int);
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<img src="../images/opt-end.gif" alt="[Option End]" border="0">
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<sup>[<a href="javascript:open_code('XSI')">XSI</a>]</sup><img src="../images/opt-start.gif" alt="[Option Start]" border="0">
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int _setjmp(jmp_buf);
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<img src="../images/opt-end.gif" alt="[Option End]" border="0">
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</tt>
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</pre>
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</blockquote>
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<hr>
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<div class="box"><em>The following sections are informative.</em></div>
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<h4><a name="tag_13_42_04"></a>APPLICATION USAGE</h4>
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<blockquote>
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<p>None.</p>
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</blockquote>
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<h4><a name="tag_13_42_05"></a>RATIONALE</h4>
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<blockquote>
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<p>None.</p>
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</blockquote>
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<h4><a name="tag_13_42_06"></a>FUTURE DIRECTIONS</h4>
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<blockquote>
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<p>None.</p>
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</blockquote>
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<h4><a name="tag_13_42_07"></a>SEE ALSO</h4>
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<blockquote>
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<p>The System Interfaces volume of IEEE Std 1003.1-2001, <a href="../functions/longjmp.html"><i>longjmp</i>()</a>, <a
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href="../functions/_longjmp.html"><i>_longjmp</i>()</a>, <a href="../functions/setjmp.html"><i>setjmp</i>()</a>, <a href=
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"../functions/siglongjmp.html"><i>siglongjmp</i>()</a>, <a href="../functions/sigsetjmp.html"><i>sigsetjmp</i>()</a></p>
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</blockquote>
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<h4><a name="tag_13_42_08"></a>CHANGE HISTORY</h4>
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<blockquote>
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<p>First released in Issue 1.</p>
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</blockquote>
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<h4><a name="tag_13_42_09"></a>Issue 6</h4>
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<blockquote>
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<p>Extensions beyond the ISO C standard are marked.</p>
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</blockquote>
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<div class="box"><em>End of informative text.</em></div>
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UNIX ® is a registered Trademark of The Open Group.<br>
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POSIX ® is a registered Trademark of The IEEE.<br>
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