mirror of https://github.com/mkerrisk/man-pages
60 lines
1.8 KiB
Plaintext
60 lines
1.8 KiB
Plaintext
.\" Copyright (c) 2001-2003 The Open Group, All Rights Reserved
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.TH "GETHOSTNAME" P 2003 "IEEE/The Open Group" "POSIX Programmer's Manual"
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.\" gethostname
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.SH NAME
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gethostname \- get name of current host
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.SH SYNOPSIS
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.LP
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\fB#include <unistd.h>
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.br
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.sp
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int gethostname(char *\fP\fIname\fP\fB, size_t\fP \fInamelen\fP\fB);
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.br
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\fP
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.SH DESCRIPTION
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.LP
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The \fIgethostname\fP() function shall return the standard host name
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for the current machine. The \fInamelen\fP argument shall
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specify the size of the array pointed to by the \fIname\fP argument.
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The returned name shall be null-terminated, except that if
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\fInamelen\fP is an insufficient length to hold the host name, then
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the returned name shall be truncated and it is unspecified
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whether the returned name is null-terminated.
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.LP
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Host names are limited to {HOST_NAME_MAX} bytes.
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.SH RETURN VALUE
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.LP
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Upon successful completion, 0 shall be returned; otherwise, -1 shall
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be returned.
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.SH ERRORS
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.LP
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No errors are defined.
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.LP
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\fIThe following sections are informative.\fP
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.SH EXAMPLES
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.LP
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None.
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.SH APPLICATION USAGE
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.LP
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None.
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.SH RATIONALE
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.LP
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None.
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.SH FUTURE DIRECTIONS
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.LP
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None.
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.SH SEE ALSO
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.LP
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\fIgethostid\fP() , \fIuname\fP() , the Base Definitions volume of
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IEEE\ Std\ 1003.1-2001, \fI<unistd.h>\fP
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.SH COPYRIGHT
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Portions of this text are reprinted and reproduced in electronic form
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from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology
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-- Portable Operating System Interface (POSIX), The Open Group Base
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Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of
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Electrical and Electronics Engineers, Inc and The Open Group. In the
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event of any discrepancy between this version and the original IEEE and
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The Open Group Standard, the original IEEE and The Open Group Standard
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is the referee document. The original Standard can be obtained online at
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http://www.opengroup.org/unix/online.html .
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