<HTML ><HEAD ><TITLE >posix_kill</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.44"><LINK REL="HOME" TITLE="PHP Manual" HREF="manual.html"><LINK REL="UP" TITLE="POSIX functions" HREF="ref.posix.html"><LINK REL="PREVIOUS" TITLE="POSIX functions" HREF="ref.posix.html"><LINK REL="NEXT" TITLE="posix_getpid" HREF="function.posix-getpid.html"></HEAD ><BODY BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP Manual</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="ref.posix.html" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.posix-getpid.html" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.posix-kill" >posix_kill</A ></H1 ><DIV CLASS="refnamediv" ><A NAME="AEN23374" ></A >posix_kill -- Send a signal to a process</DIV ><DIV CLASS="refsect1" ><A NAME="AEN23377" ></A ><H2 >Description</H2 ><DIV CLASS="funcsynopsis" ><P ></P ><CODE CLASS="FUNCDEF" >bool posix_kill</CODE >(int pid, int sig);<P ></P ></DIV ><P > Send the signal <TT CLASS="parameter" ><I >sig</I ></TT > to the process with the process identifier <TT CLASS="parameter" ><I >pid</I ></TT >. Returns FALSE, if unable to send the signal, TRUE otherwise.</P ><P > See also the kill(2) manual page of your POSIX system, which contains additional information about negative process identifiers, the special pid 0, the special pid -1, and the signal number 0.</P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="ref.posix.html" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="manual.html" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.posix-getpid.html" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >POSIX functions</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.posix.html" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >posix_getpid</TD ></TR ></TABLE ></DIV ></BODY ></HTML >