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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:40:15 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-15 19:40:15 +0000 |
commit | 399644e47874bff147afb19c89228901ac39340e (patch) | |
tree | 1c4c0b733f4c16b5783b41bebb19194a9ef62ad1 /man3/getttyent.3 | |
parent | Initial commit. (diff) | |
download | manpages-399644e47874bff147afb19c89228901ac39340e.tar.xz manpages-399644e47874bff147afb19c89228901ac39340e.zip |
Adding upstream version 6.05.01.upstream/6.05.01
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | man3/getttyent.3 | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/man3/getttyent.3 b/man3/getttyent.3 new file mode 100644 index 0000000..81c4c4c --- /dev/null +++ b/man3/getttyent.3 @@ -0,0 +1,101 @@ +'\" t +.\" Copyright 2002 walter harms (walter.harms@informatik.uni-oldenburg.de) +.\" +.\" SPDX-License-Identifier: GPL-1.0-or-later +.\" +.TH getttyent 3 2023-07-20 "Linux man-pages 6.05.01" +.SH NAME +getttyent, getttynam, setttyent, endttyent \- get ttys file entry +.SH LIBRARY +Standard C library +.RI ( libc ", " \-lc ) +.SH SYNOPSIS +.nf +.B "#include <ttyent.h>" +.PP +.B "struct ttyent *getttyent(void);" +.BI "struct ttyent *getttynam(const char *" name ); +.PP +.B "int setttyent(void);" +.B "int endttyent(void);" +.fi +.SH DESCRIPTION +These functions provide an interface to the file +.B _PATH_TTYS +(e.g., +.IR /etc/ttys ). +.PP +The function +.BR setttyent () +opens the file or rewinds it if already open. +.PP +The function +.BR endttyent () +closes the file. +.PP +The function +.BR getttynam () +searches for a given terminal name in the file. +It returns a pointer to a +.I ttyent +structure (description below). +.PP +The function +.BR getttyent () +opens the file +.B _PATH_TTYS +(if necessary) and returns the first entry. +If the file is already open, the next entry. +The +.I ttyent +structure has the form: +.PP +.in +4n +.EX +struct ttyent { + char *ty_name; /* terminal device name */ + char *ty_getty; /* command to execute, usually getty */ + char *ty_type; /* terminal type for termcap */ + int ty_status; /* status flags */ + char *ty_window; /* command to start up window manager */ + char *ty_comment; /* comment field */ +}; +.EE +.in +.PP +.I ty_status +can be: +.PP +.in +4n +.EX +#define TTY_ON 0x01 /* enable logins (start ty_getty program) */ +#define TTY_SECURE 0x02 /* allow UID 0 to login */ +.EE +.in +.SH ATTRIBUTES +For an explanation of the terms used in this section, see +.BR attributes (7). +.TS +allbox; +lbx lb lb +l l l. +Interface Attribute Value +T{ +.na +.nh +.BR getttyent (), +.BR setttyent (), +.BR endttyent (), +.BR getttynam () +T} Thread safety MT-Unsafe race:ttyent +.TE +.sp 1 +.SH STANDARDS +BSD. +.SH NOTES +Under Linux, the file +.IR /etc/ttys , +and the functions described above, are not used. +.SH SEE ALSO +.BR ttyname (3), +.BR ttyslot (3) |