gethostname: získat jméno aktuálního hostitele

Originální popis anglicky: gethostname - get name of current host

Návod, kniha: POSIX Programmer's Manual

STRUČNĚ

#include <unistd.h> int gethostname(char * name, size_t namelen );

POPIS / INSTRUKCE

The gethostname() function shall return the standard host name for the current machine. The namelen argument shall specify the size of the array pointed to by the name argument. The returned name shall be null-terminated, except that if namelen is an insufficient length to hold the host name, then the returned name shall be truncated and it is unspecified whether the returned name is null-terminated. Host names are limited to {HOST_NAME_MAX} bytes.

NÁVRATOVÁ HODNOTA

Upon successful completion, 0 shall be returned; otherwise, -1 shall be returned.

CHYBY / ERRORY

No errors are defined. The following sections are informative.

PŘÍKLADY POUŽITÍ

None.

APPLICATION USAGE

None.

RATIONALE

None.

FUTURE DIRECTIONS

None.

SOUVISEJÍCÍ

gethostid() , uname() , the Base Definitions volume of IEEE Std 1003.1-2001, <unistd.h>

COPYRIGHT

Portions of this text are reprinted and reproduced in electronic form from IEEE Std 1003.1, 2003 Edition, Standard for Information Technology -- Portable Operating System Interface (POSIX), The Open Group Base Specifications Issue 6, Copyright (C) 2001-2003 by the Institute of Electrical and Electronics Engineers, Inc and The Open Group. In the event of any discrepancy between this version and the original IEEE and The Open Group Standard, the original IEEE and The Open Group Standard is the referee document. The original Standard can be obtained online at http://www.opengroup.org/unix/online.html .