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err_8h.html
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<title>libusual: usual/err.h File Reference</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
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<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">libusual
 <span id="projectnumber">0.1</span>
</div>
</td>
</tr>
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</table>
</div>
<!-- Generated by Doxygen 1.7.6.1 -->
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<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="pages.html"><span>Related Pages</span></a></li>
<li><a href="annotated.html"><span>Data Structures</span></a></li>
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<li><a href="files.html"><span>File List</span></a></li>
<li><a href="globals.html"><span>Globals</span></a></li>
</ul>
</div>
</div>
<div class="header">
<div class="summary">
<a href="#func-members">Functions</a> </div>
<div class="headertitle">
<div class="title">usual/err.h File Reference</div> </div>
</div><!--header-->
<div class="contents">
<p>Error printing for command-line utilities.
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a0df8e22060394f874297ccbceacae0a3">err</a> (int e, const char *fmt,...) <a class="el" href="base_8h.html#a2e9b7feeab22d048d275916bb639655c">_PRINTF</a>(2</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Print formatted message and strerror(errno) to stderr and exit with given error code. <a href="#a0df8e22060394f874297ccbceacae0a3"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void void </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a44d91c26fcbcc520073b0d46fa879fc9">errx</a> (int e, const char *fmt,...) <a class="el" href="base_8h.html#a2e9b7feeab22d048d275916bb639655c">_PRINTF</a>(2</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Print formatted message to stderr and exit with given error code. <a href="#a44d91c26fcbcc520073b0d46fa879fc9"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void void void </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a6cf4c0abb748dffd10b010584652a67f">warn</a> (const char *fmt,...) <a class="el" href="base_8h.html#a2e9b7feeab22d048d275916bb639655c">_PRINTF</a>(1</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Print formatted message and strerror(errno) to stderr. <a href="#a6cf4c0abb748dffd10b010584652a67f"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void void void void </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a3871a657f51e3e4a59965035328eea3d">warnx</a> (const char *fmt,...) <a class="el" href="base_8h.html#a2e9b7feeab22d048d275916bb639655c">_PRINTF</a>(1</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Print formatted message to stderr. <a href="#a3871a657f51e3e4a59965035328eea3d"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void void void void void </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a50711c2d063b00e811ad5ffe115d4892">setprogname</a> (const char *s)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Set program name to that will printed as prefix to error messages. <a href="#a50711c2d063b00e811ad5ffe115d4892"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a27f484a2b64406ddf772c318f6482f98">getprogname</a> (void)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Return program name set with <a class="el" href="err_8h.html#a50711c2d063b00e811ad5ffe115d4892">setprogname</a>. <a href="#a27f484a2b64406ddf772c318f6482f98"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#af81408cf95f2f54941cb4e14a5bca22d">xmalloc</a> (size_t len)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Malloc that exits on failure. <a href="#af81408cf95f2f54941cb4e14a5bca22d"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">void * </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a948d35b107332d92bdfab2324104ae66">xrealloc</a> (void *p, size_t len)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Realloc that exits on failure. <a href="#a948d35b107332d92bdfab2324104ae66"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">char * </td><td class="memItemRight" valign="bottom"><a class="el" href="err_8h.html#a31c8e4cd784d16e28687ee2f10b80028">xstrdup</a> (const char *s)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">strdup that exits on failure <a href="#a31c8e4cd784d16e28687ee2f10b80028"></a><br/></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Error printing for command-line utilities. </p>
</div><hr/><h2>Function Documentation</h2>
<a class="anchor" id="a0df8e22060394f874297ccbceacae0a3"></a><!-- doxytag: member="err.h::err" ref="a0df8e22060394f874297ccbceacae0a3" args="(int e, const char *fmt,...) _PRINTF(2" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void <a class="el" href="err_8h.html#a0df8e22060394f874297ccbceacae0a3">err</a> </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>e</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>fmt</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"> </td>
<td class="paramname"><em>...</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Print formatted message and strerror(errno) to stderr and exit with given error code. </p>
<p>Referenced by <a class="el" href="hashtab-impl_8h.html#a2405f62b248cc3f85fbb5540df190138">hashtab_copy()</a>.</p>
</div>
</div>
<a class="anchor" id="a44d91c26fcbcc520073b0d46fa879fc9"></a><!-- doxytag: member="err.h::errx" ref="a44d91c26fcbcc520073b0d46fa879fc9" args="(int e, const char *fmt,...) _PRINTF(2" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void void <a class="el" href="err_8h.html#a44d91c26fcbcc520073b0d46fa879fc9">errx</a> </td>
<td>(</td>
<td class="paramtype">int </td>
<td class="paramname"><em>e</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>fmt</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"> </td>
<td class="paramname"><em>...</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Print formatted message to stderr and exit with given error code. </p>
</div>
</div>
<a class="anchor" id="a6cf4c0abb748dffd10b010584652a67f"></a><!-- doxytag: member="err.h::warn" ref="a6cf4c0abb748dffd10b010584652a67f" args="(const char *fmt,...) _PRINTF(1" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void void void <a class="el" href="err_8h.html#a6cf4c0abb748dffd10b010584652a67f">warn</a> </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>fmt</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"> </td>
<td class="paramname"><em>...</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Print formatted message and strerror(errno) to stderr. </p>
</div>
</div>
<a class="anchor" id="a3871a657f51e3e4a59965035328eea3d"></a><!-- doxytag: member="err.h::warnx" ref="a3871a657f51e3e4a59965035328eea3d" args="(const char *fmt,...) _PRINTF(1" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void void void void <a class="el" href="err_8h.html#a3871a657f51e3e4a59965035328eea3d">warnx</a> </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>fmt</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"> </td>
<td class="paramname"><em>...</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Print formatted message to stderr. </p>
</div>
</div>
<a class="anchor" id="a50711c2d063b00e811ad5ffe115d4892"></a><!-- doxytag: member="err.h::setprogname" ref="a50711c2d063b00e811ad5ffe115d4892" args="(const char *s)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void void void void void <a class="el" href="err_8h.html#a50711c2d063b00e811ad5ffe115d4892">setprogname</a> </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>s</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Set program name to that will printed as prefix to error messages. </p>
</div>
</div>
<a class="anchor" id="a27f484a2b64406ddf772c318f6482f98"></a><!-- doxytag: member="err.h::getprogname" ref="a27f484a2b64406ddf772c318f6482f98" args="(void)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">const char* <a class="el" href="err_8h.html#a27f484a2b64406ddf772c318f6482f98">getprogname</a> </td>
<td>(</td>
<td class="paramtype">void </td>
<td class="paramname"></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Return program name set with <a class="el" href="err_8h.html#a50711c2d063b00e811ad5ffe115d4892">setprogname</a>. </p>
</div>
</div>
<a class="anchor" id="af81408cf95f2f54941cb4e14a5bca22d"></a><!-- doxytag: member="err.h::xmalloc" ref="af81408cf95f2f54941cb4e14a5bca22d" args="(size_t len)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void* <a class="el" href="err_8h.html#af81408cf95f2f54941cb4e14a5bca22d">xmalloc</a> </td>
<td>(</td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>len</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Malloc that exits on failure. </p>
</div>
</div>
<a class="anchor" id="a948d35b107332d92bdfab2324104ae66"></a><!-- doxytag: member="err.h::xrealloc" ref="a948d35b107332d92bdfab2324104ae66" args="(void *p, size_t len)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">void* <a class="el" href="err_8h.html#a948d35b107332d92bdfab2324104ae66">xrealloc</a> </td>
<td>(</td>
<td class="paramtype">void * </td>
<td class="paramname"><em>p</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>len</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>Realloc that exits on failure. </p>
</div>
</div>
<a class="anchor" id="a31c8e4cd784d16e28687ee2f10b80028"></a><!-- doxytag: member="err.h::xstrdup" ref="a31c8e4cd784d16e28687ee2f10b80028" args="(const char *s)" -->
<div class="memitem">
<div class="memproto">
<table class="memname">
<tr>
<td class="memname">char* <a class="el" href="err_8h.html#a31c8e4cd784d16e28687ee2f10b80028">xstrdup</a> </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>s</em></td><td>)</td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>strdup that exits on failure </p>
</div>
</div>
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