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.\" Hey Emacs! This file is -*- nroff -*- source.
.\" This page is in the public domain. - aeb
.\"
.\" 2004-12-17, mtk, added description of ptsname_r() + ERRORS
.\"
.\" Japanese Version Copyright (c) 2003 Akihiro MOTOKI
.\" all rights reserved.
.\" Translated 2003-07-08, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\" Updated 2005-02-27, Akihiro MOTOKI <amotoki@dd.iij4u.or.jp>
.\"
.\"WORD: pseudo-terminal ü
.\"
.TH PTSNAME 3 2008-09-03 "" "Linux Programmer's Manual"
.SH ̾
ptsname, ptsname_r \- 졼ֵü̾
.SH
.nf
.B #define _XOPEN_SOURCE
.br
.B #include <stdlib.h>
.sp
.BI "char *ptsname(int " fd ");"
.sp
.B #define _GNU_SOURCE
.br
.B #include <stdlib.h>
.sp
.BI "int ptsname_r(int " fd ", char *" buf ", size_t " buflen ");"
.fi
.SH
.BR ptsname ()
ؿ
.I fd
ǻȤޥü (pts) ǥХб
졼ֵüǥХ֤̾
.BR ptsname_r ()
ؿ
.BR ptsname ()
ΥꥨȥȤʥСǤ롣
δؿϡ졼ֵüǥХ̾
NULL ǽü줿ʸη
.I buf
ǻꤵ줿Хåե˳Ǽ֤
.I buflen
ˤ
.I buf
ΥХȿꤹ롣
.SH ֤
ξ硢
.BR ptsname ()
ŪΰʸؤΥݥ֤
εΰϤθ
.BR ptsname ()
θƤӽФǾ롣
Υݥ free ƤϤʤ
顼ξ NULL ݥ֤
ξ硢
.BR ptsname_r ()
0 ֤
顼ξ硢0 ʳ֤ͤ
.I errno
顼ͤꤹ롣
.\" ºݤˤϡerrno ͤؿη̤֤ͤȤƤ֤롣-- MTK, Dec 04
.SH 顼
.TP
.B EINVAL
.RB ( ptsname_r ()
Τ)
.I buf
NULL Ǥ롣
.TP
.B ENOTTY
.I fd
ޥüǥХȤƤʤ
.TP
.B ERANGE
.RB ( ptsname_r ()
Τ)
.I buf
롣
.SH С
.BR ptsname ()
ϡС 2.1 ʹߤ glibc Ƥ롣
.SH
.BR ptsname ()
Unix98 üͤΰǤ
.RB ( pts (4)
ȤΤ)δؿ POSIX.1-2001 ǵꤵƤ롣
.BR ptsname_r ()
Linux ˤĥǤ롣
δؿˤĤƤεܤΤȤ Tru64 HP-UX 뤬
OS ǤμǤϥ顼ξ \-1 ֤
.I errno
˥顼ͤꤹ롣
ܿθץǤϤδؿλѤ뤳ȡ
.SH Ϣ
.BR grantpt (3),
.BR posix_openpt (3),
.BR ttyname (3),
.BR unlockpt (3),
.BR pts (4),
.BR feature_test_macros (7),
.BR pty (7)
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