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</script> <div id="navrow1" class="tabs"> <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="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li class="current"><a href="files.html"><span>Files</span></a></li> <li> <div id="MSearchBox" class="MSearchBoxInactive"> <span class="left"> <img id="MSearchSelect" src="search/mag_sel.png" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" alt=""/> <input type="text" id="MSearchField" value="Search" accesskey="S" onfocus="searchBox.OnSearchFieldFocus(true)" onblur="searchBox.OnSearchFieldFocus(false)" onkeyup="searchBox.OnSearchFieldChange(event)"/> </span><span class="right"> <a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a> </span> </div> </li> </ul> </div> <div id="navrow2" class="tabs2"> <ul class="tablist"> <li><a href="files.html"><span>File List</span></a></li> <li><a href="globals.html"><span>Globals</span></a></li> </ul> </div> <!-- window showing the filter options --> <div id="MSearchSelectWindow" onmouseover="return searchBox.OnSearchSelectShow()" onmouseout="return searchBox.OnSearchSelectHide()" onkeydown="return searchBox.OnSearchSelectKey(event)"> <a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Data Structures</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Groups</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark"> </span>Pages</a></div> <!-- iframe showing the search results (closed by default) --> <div id="MSearchResultsWindow"> <iframe src="javascript:void(0)" frameborder="0" name="MSearchResults" id="MSearchResults"> </iframe> </div> <div id="nav-path" class="navpath"> <ul> <li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">apr_signal.h</div> </div> </div><!--header--> <div class="contents"> <a href="apr__signal_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Licensed to the Apache Software Foundation (ASF) under one or more</span></div> <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * contributor license agreements. See the NOTICE file distributed with</span></div> <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * this work for additional information regarding copyright ownership.</span></div> <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * The ASF licenses this file to You under the Apache License, Version 2.0</span></div> <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * (the "License"); you may not use this file except in compliance with</span></div> <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * the License. You may obtain a copy of the License at</span></div> <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> *</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> *</span></div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span></div> <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div> <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * See the License for the specific language governing permissions and</span></div> <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * limitations under the License.</span></div> <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> */</span></div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#ifndef APR_SIGNAL_H</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"></span><span class="preprocessor">#define APR_SIGNAL_H</span></div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"></span><span class="comment"></span></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">/**</span></div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> * @file apr_signal.h</span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * @brief APR Signal Handling</span></div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> */</span></div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span> </div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="apr_8h.html">apr.h</a>"</span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="apr__pools_8h.html">apr_pools.h</a>"</span></div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#if APR_HAVE_SIGNAL_H</span></div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"></span><span class="preprocessor">#include <signal.h></span></div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#endif</span></div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#ifdef __cplusplus</span></div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">"C"</span> {</div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span><span class="comment"></span></div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">/**</span></div> <div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * @defgroup apr_signal Signal Handling</span></div> <div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * @ingroup APR</span></div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> * @{</span></div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> */</span></div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#if APR_HAVE_SIGACTION || defined(DOXYGEN)</span></div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#if defined(DARWIN) && !defined(__cplusplus) && !defined(_ANSI_SOURCE)</span></div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor"></span><span class="comment">/* work around Darwin header file bugs</span></div> <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * http://www.opensource.apple.com/bugs/X/BSD%20Kernel/2657228.html</span></div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> */</span></div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#undef SIG_DFL</span></div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor"></span><span class="preprocessor">#undef SIG_IGN</span></div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor"></span><span class="preprocessor">#undef SIG_ERR</span></div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor"></span><span class="preprocessor">#define SIG_DFL (void (*)(int))0</span></div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor"></span><span class="preprocessor">#define SIG_IGN (void (*)(int))1</span></div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor"></span><span class="preprocessor">#define SIG_ERR (void (*)(int))-1</span></div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor"></span><span class="comment"></span></div> <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment">/** Function prototype for signal handlers */</span></div> <div class="line"><a name="l00057"></a><span class="lineno"><a class="line" href="group__apr__signal.html#ga2afd99d29d57dc1358aeccedb714368a"> 57</a></span> <span class="keyword">typedef</span> <span class="keywordtype">void</span> <a class="code" href="group__apr__signal.html#ga2afd99d29d57dc1358aeccedb714368a">apr_sigfunc_t</a>(<span class="keywordtype">int</span>);</div> <div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"></span></div> <div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">/**</span></div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> * Set the signal handler function for a given signal</span></div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * @param signo The signal (eg... SIGWINCH)</span></div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * @param func the function to get called</span></div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> */</span></div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<a class="code" href="group__apr__signal.html#ga2afd99d29d57dc1358aeccedb714368a">apr_sigfunc_t</a> *) <a class="code" href="group__apr__signal.html#ga77ecb509002eeb784c06014c635a9a5a">apr_signal</a>(<span class="keywordtype">int</span> signo, <a class="code" href="group__apr__signal.html#ga2afd99d29d57dc1358aeccedb714368a">apr_sigfunc_t</a> * func);</div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div> <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#if defined(SIG_IGN) && !defined(SIG_ERR)</span></div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="preprocessor"></span><span class="preprocessor">#define SIG_ERR ((apr_sigfunc_t *) -1)</span></div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="preprocessor">#else </span><span class="comment">/* !APR_HAVE_SIGACTION */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="preprocessor"></span><span class="preprocessor">#define apr_signal(a, b) signal(a, b)</span></div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="preprocessor"></span><span class="preprocessor">#endif</span></div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"></span></div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment">/**</span></div> <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> * Get the description for a specific signal number</span></div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> * @param signum The signal number</span></div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> * @return The description of the signal</span></div> <div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> */</span></div> <div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *) <a class="code" href="group__apr__signal.html#ga685b8a8e5e7a5067e3fe3456c5c1a150">apr_signal_description_get</a>(<span class="keywordtype">int</span> signum);</div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"></span></div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment">/**</span></div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> * APR-private function for initializing the signal package</span></div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> * @internal</span></div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> * @param pglobal The internal, global pool</span></div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> */</span></div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keywordtype">void</span> <a class="code" href="group__apr__signal.html#ga76f1701a2f33697425b3fa6fa44a192b">apr_signal_init</a>(<a class="code" href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a> *pglobal);</div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"></span></div> <div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment">/**</span></div> <div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> * Block the delivery of a particular signal</span></div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * @param signum The signal number</span></div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> * @return status</span></div> <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> */</span></div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a>) <a class="code" href="group__apr__signal.html#ga111744ccf1db400150bf7c14c2cfc312">apr_signal_block</a>(<span class="keywordtype">int</span> signum);</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"></span></div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment">/**</span></div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> * Enable the delivery of a particular signal</span></div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"> * @param signum The signal number</span></div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> * @return status</span></div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> */</span></div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <a class="code" href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a>(<a class="code" href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a>) <a class="code" href="group__apr__signal.html#ga9d8a1d786de4ace76f711806e9e34071">apr_signal_unblock</a>(<span class="keywordtype">int</span> signum);</div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"></span></div> <div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment">/** @} */</span></div> <div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div> <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="preprocessor">#ifdef __cplusplus</span></div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor"></span>}</div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor">#endif </span><span class="comment">/* __cplusplus */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#endif </span><span class="comment">/* APR_SIGNAL_H */</span><span class="preprocessor"></span></div> <div class="ttc" id="group__apr__signal_html_ga685b8a8e5e7a5067e3fe3456c5c1a150"><div class="ttname"><a href="group__apr__signal.html#ga685b8a8e5e7a5067e3fe3456c5c1a150">apr_signal_description_get</a></div><div class="ttdeci">const char * apr_signal_description_get(int signum)</div></div> <div class="ttc" id="group__apr__signal_html_ga9d8a1d786de4ace76f711806e9e34071"><div class="ttname"><a href="group__apr__signal.html#ga9d8a1d786de4ace76f711806e9e34071">apr_signal_unblock</a></div><div class="ttdeci">apr_status_t apr_signal_unblock(int signum)</div></div> <div class="ttc" id="group__apr__platform_html_gad7b91b811a172bfa802603c2fb688f98"><div class="ttname"><a href="group__apr__platform.html#gad7b91b811a172bfa802603c2fb688f98">APR_DECLARE</a></div><div class="ttdeci">#define APR_DECLARE(type)</div><div class="ttdef"><b>Definition:</b> apr.h:480</div></div> <div class="ttc" id="group__apr__signal_html_ga111744ccf1db400150bf7c14c2cfc312"><div class="ttname"><a href="group__apr__signal.html#ga111744ccf1db400150bf7c14c2cfc312">apr_signal_block</a></div><div class="ttdeci">apr_status_t apr_signal_block(int signum)</div></div> <div class="ttc" id="apr__pools_8h_html"><div class="ttname"><a href="apr__pools_8h.html">apr_pools.h</a></div><div class="ttdoc">APR memory allocation. </div></div> <div class="ttc" id="group__apr__signal_html_ga77ecb509002eeb784c06014c635a9a5a"><div class="ttname"><a href="group__apr__signal.html#ga77ecb509002eeb784c06014c635a9a5a">apr_signal</a></div><div class="ttdeci">apr_sigfunc_t * apr_signal(int signo, apr_sigfunc_t *func)</div></div> <div class="ttc" id="apr_8h_html"><div class="ttname"><a href="apr_8h.html">apr.h</a></div><div class="ttdoc">APR Platform Definitions. </div></div> <div class="ttc" id="group__apr__pools_html_gaf137f28edcf9a086cd6bc36c20d7cdfb"><div class="ttname"><a href="group__apr__pools.html#gaf137f28edcf9a086cd6bc36c20d7cdfb">apr_pool_t</a></div><div class="ttdeci">struct apr_pool_t apr_pool_t</div><div class="ttdef"><b>Definition:</b> apr_pools.h:60</div></div> <div class="ttc" id="group__apr__errno_html_gaf76ee4543247e9fb3f3546203e590a6c"><div class="ttname"><a href="group__apr__errno.html#gaf76ee4543247e9fb3f3546203e590a6c">apr_status_t</a></div><div class="ttdeci">int apr_status_t</div><div class="ttdef"><b>Definition:</b> apr_errno.h:44</div></div> <div class="ttc" id="group__apr__signal_html_ga76f1701a2f33697425b3fa6fa44a192b"><div class="ttname"><a href="group__apr__signal.html#ga76f1701a2f33697425b3fa6fa44a192b">apr_signal_init</a></div><div class="ttdeci">void apr_signal_init(apr_pool_t *pglobal)</div></div> <div class="ttc" id="group__apr__signal_html_ga2afd99d29d57dc1358aeccedb714368a"><div class="ttname"><a href="group__apr__signal.html#ga2afd99d29d57dc1358aeccedb714368a">apr_sigfunc_t</a></div><div class="ttdeci">void apr_sigfunc_t(int)</div><div class="ttdef"><b>Definition:</b> apr_signal.h:57</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a 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