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CTERMID(3) | Linux Programmer's Manual | CTERMID(3) |
NAME¶
ctermid - get controlling terminal nameSYNOPSIS¶
#include <stdio.h>char *ctermid(char *s);
Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
DESCRIPTION¶
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.RETURN VALUE¶
The pointer to the pathname.CONFORMING TO¶
Svr4, POSIX.1-2001.BUGS¶
The path returned may not uniquely identify the controlling terminal; it may, for example, be /dev/tty. It is not assured that the program can open the terminal.SEE ALSO¶
ttyname(3)COLOPHON¶
This page is part of release 3.44 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.2007-07-26 | GNU |