<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >posix_mkfifo</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="Manual do PHP" HREF="index.html"><LINK REL="UP" TITLE="POSIX Functions" HREF="ref.posix.html"><LINK REL="PREVIOUS" TITLE="posix_kill" HREF="function.posix-kill.html"><LINK REL="NEXT" TITLE="posix_mknod" HREF="function.posix-mknod.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >Manual do PHP</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.posix-kill.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.posix-mknod.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.posix-mkfifo" ></A >posix_mkfifo</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN179121" ></A ><P > (PHP 3 >= 3.0.13, PHP 4, PHP 5)</P >posix_mkfifo -- Create a fifo special file (a named pipe)</DIV ><DIV CLASS="refsect1" ><A NAME="AEN179124" ></A ><H2 >Descrição</H2 >bool <B CLASS="methodname" >posix_mkfifo</B > ( string pathname, int mode )<BR ></BR ><P > <B CLASS="function" >posix_mkfifo()</B > creates a special <TT CLASS="literal" >FIFO</TT > file which exists in the file system and acts as a bidirectional communication endpoint for processes. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN179138" ></A ><H2 >Parâmetros</H2 ><P > <P ></P ><DIV CLASS="variablelist" ><DL ><DT ><CODE CLASS="parameter" >pathname</CODE ></DT ><DD ><P > Path to the <TT CLASS="literal" >FIFO</TT > file. </P ></DD ><DT ><CODE CLASS="parameter" >mode</CODE ></DT ><DD ><P > The second parameter <CODE CLASS="parameter" >mode</CODE > has to be given in octal notation (e.g. 0644). The permission of the newly created <TT CLASS="literal" >FIFO</TT > also depends on the setting of the current <A HREF="function.umask.html" ><B CLASS="function" >umask()</B ></A >. The permissions of the created file are (mode & ~umask). </P ></DD ></DL ></DIV > </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN179156" ></A ><H2 >Valores de retornado</H2 ><P > Retorna <TT CLASS="constant" ><B >TRUE</B ></TT > em caso de sucesso ou <TT CLASS="constant" ><B >FALSE</B ></TT > em falhas. </P ></DIV ><DIV CLASS="refsect1" ><A NAME="AEN179161" ></A ><H2 >Notas</H2 ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >Nota: </B >Quando o <A HREF="features.safe-mode.html" >safe-mode</A > está ativo, o PHP verifica se o(s) arquivo(s) e/ou diretório(s) que serão afetados por esta operação tem o mesmo UID (proprietário) do script que está sendo executado.</P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.posix-kill.html" ACCESSKEY="P" >Anterior</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Principal</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.posix-mknod.html" ACCESSKEY="N" >Próxima</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >posix_kill</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.posix.html" ACCESSKEY="U" >Acima</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >posix_mknod</TD ></TR ></TABLE ></DIV ></BODY ></HTML >