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| author | Michael Kerrisk <mtk.manpages@gmail.com> | 2004-11-03 13:51:07 +0000 |
|---|---|---|
| committer | Michael Kerrisk <mtk.manpages@gmail.com> | 2004-11-03 13:51:07 +0000 |
| commit | fea681dafb1363a154b7fc6d59baa83d2a9ebc5c (patch) | |
| tree | 8ea275c0f242af739617d0afc3e1b16c4eff3dc2 /man3/ctermid.3 | |
Import of man-pages 1.70man-pages-1.70
Diffstat (limited to 'man3/ctermid.3')
| -rw-r--r-- | man3/ctermid.3 | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/man3/ctermid.3 b/man3/ctermid.3 new file mode 100644 index 000000000..1cec6bf39 --- /dev/null +++ b/man3/ctermid.3 @@ -0,0 +1,58 @@ +.\" (c) 1993 by Thomas Koenig (ig25@rz.uni-karlsruhe.de) +.\" +.\" Permission is granted to make and distribute verbatim copies of this +.\" manual provided the copyright notice and this permission notice are +.\" preserved on all copies. +.\" +.\" Permission is granted to copy and distribute modified versions of this +.\" manual under the conditions for verbatim copying, provided that the +.\" entire resulting derived work is distributed under the terms of a +.\" permission notice identical to this one. +.\" +.\" Since the Linux kernel and libraries are constantly changing, this +.\" manual page may be incorrect or out-of-date. The author(s) assume no +.\" responsibility for errors or omissions, or for damages resulting from +.\" the use of the information contained herein. The author(s) may not +.\" have taken the same level of care in the production of this manual, +.\" which is licensed free of charge, as they might when working +.\" professionally. +.\" +.\" Formatted or processed versions of this manual, if unaccompanied by +.\" the source, must acknowledge the copyright and authors of this work. +.\" License. +.\" Modified Sat Jul 24 19:51:06 1993 by Rik Faith (faith@cs.unc.edu) +.TH CTERMID 3 1993-04-06 "GNU" "Linux Programmer's Manual" +.SH NAME +ctermid \- get controlling terminal name +.SH SYNOPSIS +.nf +.B #include <stdio.h> +.sp +.BI "char *ctermid(char *" "s" ); +.fi +.SH DESCRIPTION +.B ctermid() +returns a string which is the pathname for the current controlling terminal for this +process. +If +.I s +is +.BR NULL , +a static buffer is used, otherwise +.I s +points to a buffer used to hold the terminal pathname. +The symbolic constant +.B L_ctermid +is the maximum number of characters in the returned pathname. +.SH "RETURN VALUE" +The pointer to the pathname. +.SH "CONFORMING TO" +SVID, Issue 1; POSIX.1 +.SH BUGS +The path returned may not uniquely identify the controlling +terminal; it may, for example, be +.BR /dev/tty . +.PP +It is not assured that the program can open the terminal. +.SH "SEE ALSO" +.BR ttyname (3) |