EVOLUTION-MANAGER
Edit File: ps_ppid.html
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Parent pid or parent process of a process</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for ps_ppid {ps}"><tr><td>ps_ppid {ps}</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Parent pid or parent process of a process</h2> <h3>Description</h3> <p><code>ps_ppid()</code> returns the parent pid, <code>ps_parent()</code> returns a <code>ps_handle</code> of the parent. </p> <h3>Usage</h3> <pre> ps_ppid(p) ps_parent(p) </pre> <h3>Arguments</h3> <table summary="R argblock"> <tr valign="top"><td><code>p</code></td> <td> <p>Process handle.</p> </td></tr> </table> <h3>Details</h3> <p>On POSIX systems, if the parent process terminates, another process (typically the pid 1 process) is marked as parent. <code>ps_ppid()</code> and <code>ps_parent()</code> will return this process then. </p> <p>Both <code>ps_ppid()</code> and <code>ps_parent()</code> work for zombie processes. </p> <h3>Value</h3> <p><code>ps_ppid()</code> returns and integer scalar, the pid of the parent of <code>p</code>. <code>ps_parent()</code> returns a <code>ps_handle</code>. </p> <h3>See Also</h3> <p>Other process handle functions: <code><a href="ps_children.html">ps_children</a>()</code>, <code><a href="ps_cmdline.html">ps_cmdline</a>()</code>, <code><a href="ps_connections.html">ps_connections</a>()</code>, <code><a href="ps_cpu_times.html">ps_cpu_times</a>()</code>, <code><a href="ps_create_time.html">ps_create_time</a>()</code>, <code><a href="ps_cwd.html">ps_cwd</a>()</code>, <code><a href="ps_environ.html">ps_environ</a>()</code>, <code><a href="ps_exe.html">ps_exe</a>()</code>, <code><a href="ps_handle.html">ps_handle</a>()</code>, <code><a href="ps_interrupt.html">ps_interrupt</a>()</code>, <code><a href="ps_is_running.html">ps_is_running</a>()</code>, <code><a href="ps_kill.html">ps_kill</a>()</code>, <code><a href="ps_memory_info.html">ps_memory_info</a>()</code>, <code><a href="ps_name.html">ps_name</a>()</code>, <code><a href="ps_num_fds.html">ps_num_fds</a>()</code>, <code><a href="ps_num_threads.html">ps_num_threads</a>()</code>, <code><a href="ps_open_files.html">ps_open_files</a>()</code>, <code><a href="ps_pid.html">ps_pid</a>()</code>, <code><a href="ps_resume.html">ps_resume</a>()</code>, <code><a href="ps_send_signal.html">ps_send_signal</a>()</code>, <code><a href="ps_status.html">ps_status</a>()</code>, <code><a href="ps_suspend.html">ps_suspend</a>()</code>, <code><a href="ps_terminal.html">ps_terminal</a>()</code>, <code><a href="ps_terminate.html">ps_terminate</a>()</code>, <code><a href="ps_uids.html">ps_uids</a>()</code>, <code><a href="ps_username.html">ps_username</a>()</code> </p> <h3>Examples</h3> <pre> p <- ps_handle() p ps_ppid(p) ps_parent(p) </pre> <hr /><div style="text-align: center;">[Package <em>ps</em> version 1.3.4 <a href="00Index.html">Index</a>]</div> </body></html>