<TITLE>ctermid</TITLE> <body bgcolor="#ffffcc"> <hr> <pre> <h3>CTERMID(3) Linux Programmer's Manual CTERMID(3) </h3> <h3>NAME </h3> ctermid - get controlling terminal name <h3>SYNOPSIS </h3> #include <stdio.h> char *ctermid(char *s); <h3>DESCRIPTION </h3> ctermid() returns a string which is the pathname for the current controlling terminal for this process. If s is NULL, a static buffer is used, otherwise s points to a buffer used to hold the terminal pathname. The symbolic constant L_ctermid is the maximum number of characters in the returned pathname. <h3>RETURN VALUE </h3> The pointer to the pathname. <h3>CONFORMS TO </h3> POSIX.1 <h3>BUGS </h3> The path returned may not uniquely identify the control- ling terminal; it may, for example, be /dev/tty. It is not assured that the program can open the terminal. </pre> <hr> <h3>SEE ALSO </h3><p> <a href=ttyname.htm>ttyname</a>, <pre> <h3>GNU April 6, 1993 1 </h3> </pre> <P> <hr> <p> <center> <table border=2 width=80%> <tr align=center> <td width=25%> <a href=../index.htm>Top</a> </td><td width=25%> <a href=../master_index.html>Master Index</a> </td><td width=25%> <a href=../SYNTAX/keywords.html>Keywords</a> </td><td width=25%> <a href=../FUNCTIONS/index.htm>Functions</a> </td> </tr> </table> </center> <p> <hr> This manual page was brought to you by <i>mjl_man V-2.0</i>
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