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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"/> <meta name="generator" content="Doxygen 1.8.5"/> <title>Nagios: runcmd.h Source File</title> <link href="tabs.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="jquery.js"></script> <script type="text/javascript" src="dynsections.js"></script> <link href="search/search.css" rel="stylesheet" type="text/css"/> <script type="text/javascript" src="search/search.js"></script> <script type="text/javascript"> $(document).ready(function() { searchBox.OnSelectItem(0); }); </script> <link href="doxygen.css" rel="stylesheet" type="text/css" /> </head> <body> <div id="top"><!-- do not remove this div, it is closed by doxygen! --> <div id="titlearea"> <table cellspacing="0" cellpadding="0"> <tbody> <tr style="height: 56px;"> <td style="padding-left: 0.5em;"> <div id="projectname">Nagios  <span id="projectnumber">4.4.3</span> </div> <div id="projectbrief">Dev docs for Nagios core and neb-module hackers</div> </td> </tr> </tbody> </table> </div> <!-- end header part --> <!-- Generated by Doxygen 1.8.5 --> <script type="text/javascript"> var searchBox = new SearchBox("searchBox", "search",false,'Search'); </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="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>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><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_97aefd0d527b934f1d99a682da8fe6a9.html">lib</a></li> </ul> </div> </div><!-- top --> <div class="header"> <div class="headertitle"> <div class="title">runcmd.h</div> </div> </div><!--header--> <div class="contents"> <a href="runcmd_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="preprocessor">#ifndef NDO_LIBNAGIOS_RUNCMD_H_INCLUDED</span></div> <div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor"></span><span class="preprocessor">#define NDO_LIBNAGIOS_RUNCMD_H_INCLUDED</span></div> <div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor"></span><span class="preprocessor">#include <signal.h></span></div> <div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"></span></div> <div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">/**</span></div> <div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> * @file runcmd.h</span></div> <div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> * @brief runcmd library function declarations</span></div> <div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> *</span></div> <div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * A simple interface to executing programs from other programs, using an</span></div> <div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * optimized and safer popen()-like implementation. It is considered safer in</span></div> <div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> * that no shell needs to be spawned for simple commands, and the environment</span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> * passed to the execve()'d program is essentially empty.</span></div> <div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> *</span></div> <div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> * This code is based on popen.c, which in turn was taken from</span></div> <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * "Advanced Programming in the UNIX Environment" by W. Richard Stevens.</span></div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> *</span></div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> * Care has been taken to make sure the functions are async-safe. The exception</span></div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * is runcmd_init() which multithreaded applications or plugins must call in a</span></div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * non-reentrant manner before calling any other runcmd function.</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"> * @note This is inherited from the nagiosplugins project, although</span></div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * it might need refactoring for performance later.</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> <span class="comment"> */</span></div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"></span></div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">/** Return code bitflags for runcmd_cmd2strv() */</span></div> <div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a137b2e453f35e694292e3c9c26222dea"> 27</a></span> <span class="preprocessor">#define RUNCMD_HAS_REDIR (1 << 0) </span><span class="comment">/**< I/O redirection */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a627d7784a16a94482628b40989fc6fd0"> 28</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_HAS_SUBCOMMAND (1 << 1) </span><span class="comment">/**< subcommands present */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00029"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a7c1913db9537a97d1eaf36dd571a9a89"> 29</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_HAS_PAREN (1 << 2) </span><span class="comment">/**< parentheses present in command */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="runcmd_8h.html#accc702fcefbca1c9fcfb4d6250c301cf"> 30</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_HAS_JOBCONTROL (1 << 3) </span><span class="comment">/**< job control stuff present */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00031"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a282866d10a90c2ce1f6e12c1b6f3b35a"> 31</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_HAS_UBSQ (1 << 4) </span><span class="comment">/**< unbalanced single quotes */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a3a09e28c161575948fd3e23bbc0fe62f"> 32</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_HAS_UBDQ (1 << 5) </span><span class="comment">/**< unbalanced double quotes */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a7604776ddc73f8fa2e32c4cc88499557"> 33</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_HAS_WILDCARD (1 << 6) </span><span class="comment">/**< wildcards present */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a8ff4773f5388adbf6811f83e7cb24590"> 34</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_HAS_SHVAR (1 << 7) </span><span class="comment">/**< shell variables present */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"></span></div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div> <div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a809d1418175a99f46a35070f5b59e6e2"> 37</a></span> <span class="preprocessor">#define RUNCMD_EFD (-1) </span><span class="comment">/**< Failed to pipe() or open() */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00038"></a><span class="lineno"><a class="line" href="runcmd_8h.html#ad8ffc6efe0e7c45e4df5b5f8e64f4139"> 38</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_EALLOC (-2) </span><span class="comment">/**< Failed to alloc */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00039"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a08a1e2d5ee5aea3289e3f73116acda32"> 39</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_ECMD (-3) </span><span class="comment">/**< Bad command */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="runcmd_8h.html#ad6f804d34b23a2b0ce80d0f4e984f9a8"> 40</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_EFORK (-4) </span><span class="comment">/**< Failed to fork() */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="runcmd_8h.html#a049ff19afdd6870b63cfaeaf3bfb4119"> 41</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_EINVAL (-5) </span><span class="comment">/**< Invalid parameters */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="runcmd_8h.html#ab45ee0914807f380887acf8d78c197a9"> 42</a></span> <span class="preprocessor"></span><span class="preprocessor">#define RUNCMD_EWAIT (-6) </span><span class="comment">/**< Failed to wait() */</span><span class="preprocessor"></span></div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor"></span><span class="comment"></span></div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">/**</span></div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * Initialize the runcmd library.</span></div> <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> *</span></div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * Only multi-threaded programs that might launch the first external</span></div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * program from multiple threads simultaneously need to bother with</span></div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * this, and they must ensure this is called at least once in a non-reentrant</span></div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * manner before calling any other runcmd function.</span></div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> */</span></div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="keyword">extern</span> <span class="keywordtype">void</span> <a class="code" href="runcmd_8h.html#ae3353ec3d6496563eff990f1f8f41b2f">runcmd_init</a>(<span class="keywordtype">void</span>);</div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"></span></div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment">/**</span></div> <div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> * Return pid of a command with a specific file descriptor</span></div> <div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * @param[in] fd stdout filedescriptor of the child to get pid from</span></div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * @return pid of the child, or 0 on errors</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="keyword">extern</span> pid_t <a class="code" href="runcmd_8h.html#abaa915421b65f5c0f386cae83d43f776">runcmd_pid</a>(<span class="keywordtype">int</span> fd);</div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"></span></div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">/**</span></div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> * Return explanation of which system call or operation failed</span></div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * @param code Error code returned by a library function</span></div> <div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> * @return A non-free()'able string explaining where the error occurred</span></div> <div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> */</span></div> <div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">extern</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *<a class="code" href="runcmd_8h.html#ac264bd14731ff4521acaee5d505f85ec">runcmd_strerror</a>(<span class="keywordtype">int</span> code);</div> <div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"></span></div> <div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">/**</span></div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> * Start a command from a command string</span></div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> * @param[in] cmd The command to launch</span></div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> * @param[out] pfd Child's stdout filedescriptor</span></div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> * @param[out] pfderr Child's stderr filedescriptor</span></div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment"> * @param[in] env Currently ignored for portability</span></div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> * @param[in] iobreg The callback function to register the iobrokers for the read ends of the pipe</span></div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> * @param[in] iobregarg The "arg" value to pass to iobroker_register()</span></div> <div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> */</span></div> <div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="keyword">extern</span> <span class="keywordtype">int</span> <a class="code" href="runcmd_8h.html#a941bffadcd8ec578e93216d144097856">runcmd_open</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *cmd, <span class="keywordtype">int</span> *pfd, <span class="keywordtype">int</span> *pfderr, <span class="keywordtype">char</span> **env,</div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">void</span> (*iobreg)(<span class="keywordtype">int</span>, <span class="keywordtype">int</span>, <span class="keywordtype">void</span> *), <span class="keywordtype">void</span> *iobregarg);</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> <span class="comment">/**</span></div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> * Close a command and return its exit status</span></div> <div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> * @note Don't use this. It's a retarded way to reap children suitable</span></div> <div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> * only for launching a one-shot program.</span></div> <div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> *</span></div> <div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> * @param[in] fd The child's stdout filedescriptor</span></div> <div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> * @return exit-status of the child, or -1 in case of errors</span></div> <div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> */</span></div> <div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">extern</span> <span class="keywordtype">int</span> <a class="code" href="runcmd_8h.html#aca041c180a0e52fce527197923aa7834">runcmd_close</a>(<span class="keywordtype">int</span> fd);</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">/**</span></div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * Convert a string to a vector of arguments like a shell would</span></div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> * @note This might have bugs and is only tested to behave similar</span></div> <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * to how /bin/sh does things. For csh or other non bash-ish shells</span></div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> * there are no guarantees.</span></div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> * @note The out_argv array has to be large enough to hold all strings</span></div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"> * found in the command.</span></div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> * @param[in] str The string to convert to an argument vector</span></div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"> * @param[out] out_argc The number of arguments found</span></div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> * @param[out] out_argv The argument vector</span></div> <div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> * @return 0 on (great) success, or a bitmask of failure-codes</span></div> <div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment"> * representing f.e. unclosed quotes, job control or output redirection.</span></div> <div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"> * See the RUNCMD_HAS_* and their ilk to find out about the flag.</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> <span class="keyword">extern</span> <span class="keywordtype">int</span> <a class="code" href="runcmd_8h.html#aca907b3c82a3885186b590f44a758079">runcmd_cmd2strv</a>(<span class="keyword">const</span> <span class="keywordtype">char</span> *str, <span class="keywordtype">int</span> *out_argc, <span class="keywordtype">char</span> **out_argv);</div> <div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"></span></div> <div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment">/**</span></div> <div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> * If you're using libnagios to execute a remote command, the </span></div> <div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> * static pid_t pids is not freed after runcmd_open</span></div> <div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> * You can call this function when you're sure pids is no longer</span></div> <div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"> * in use, to keep down memory leaks</span></div> <div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> */</span></div> <div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="keyword">extern</span> <span class="keywordtype">void</span> <a class="code" href="runcmd_8h.html#a89517237851fef77721db7aef7b87955">runcmd_free_pids</a>(<span class="keywordtype">void</span>);</div> <div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"></span></div> <div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment">/** @} */</span></div> <div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">/* INCLUDE_runcmd_h__ */</span></div> <div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#endif</span></div> <div class="ttc" id="runcmd_8h_html_ac264bd14731ff4521acaee5d505f85ec"><div class="ttname"><a href="runcmd_8h.html#ac264bd14731ff4521acaee5d505f85ec">runcmd_strerror</a></div><div class="ttdeci">const char * runcmd_strerror(int code)</div><div class="ttdoc">Return explanation of which system call or operation failed. </div></div> <div class="ttc" id="runcmd_8h_html_aca041c180a0e52fce527197923aa7834"><div class="ttname"><a href="runcmd_8h.html#aca041c180a0e52fce527197923aa7834">runcmd_close</a></div><div class="ttdeci">int runcmd_close(int fd)</div><div class="ttdoc">Close a command and return its exit status. </div></div> <div class="ttc" id="runcmd_8h_html_ae3353ec3d6496563eff990f1f8f41b2f"><div class="ttname"><a href="runcmd_8h.html#ae3353ec3d6496563eff990f1f8f41b2f">runcmd_init</a></div><div class="ttdeci">void runcmd_init(void)</div><div class="ttdoc">Initialize the runcmd library. </div></div> <div class="ttc" id="runcmd_8h_html_aca907b3c82a3885186b590f44a758079"><div class="ttname"><a href="runcmd_8h.html#aca907b3c82a3885186b590f44a758079">runcmd_cmd2strv</a></div><div class="ttdeci">int runcmd_cmd2strv(const char *str, int *out_argc, char **out_argv)</div><div class="ttdoc">Convert a string to a vector of arguments like a shell would. </div></div> <div class="ttc" id="runcmd_8h_html_a941bffadcd8ec578e93216d144097856"><div class="ttname"><a href="runcmd_8h.html#a941bffadcd8ec578e93216d144097856">runcmd_open</a></div><div class="ttdeci">int runcmd_open(const char *cmd, int *pfd, int *pfderr, char **env, void(*iobreg)(int, int, void *), void *iobregarg)</div><div class="ttdoc">Start a command from a command string. </div></div> <div class="ttc" id="runcmd_8h_html_abaa915421b65f5c0f386cae83d43f776"><div class="ttname"><a href="runcmd_8h.html#abaa915421b65f5c0f386cae83d43f776">runcmd_pid</a></div><div class="ttdeci">pid_t runcmd_pid(int fd)</div><div class="ttdoc">Return pid of a command with a specific file descriptor. </div></div> <div class="ttc" id="runcmd_8h_html_a89517237851fef77721db7aef7b87955"><div class="ttname"><a href="runcmd_8h.html#a89517237851fef77721db7aef7b87955">runcmd_free_pids</a></div><div class="ttdeci">void runcmd_free_pids(void)</div><div class="ttdoc">If you&#39;re using libnagios to execute a remote command, the static pid_t pids is not freed after runcm...</div></div> </div><!-- fragment --></div><!-- contents --> <!-- start footer part --> <hr class="footer"/><address class="footer"><small> Generated by  <a href="http://www.doxygen.org/index.html"> <img class="footer" src="doxygen.png" alt="doxygen"/> </a> 1.8.5 </small></address> </body> </html>