GAI_STRERROR(P) POSIX Programmer's Manual GAI_STRERROR(P)NAMEgai_strerror - address and name information error description
SYNOPSIS
#include <netdb.h>
const char *gai_strerror(int ecode);
DESCRIPTION
The gai_strerror() function shall return a text string describing an
error value for the getaddrinfo() and getnameinfo() functions listed in
the <netdb.h> header.
When the ecode argument is one of the following values listed in the
<netdb.h> header:
[EAI_AGAIN]
[EAI_BADFLAGS]
[EAI_FAIL]
[EAI_FAMILY]
[EAI_MEMORY]
[EAI_NONAME]
[EAI_OVERFLOW]
[EAI_SERVICE]
[EAI_SOCKTYPE]
[EAI_SYSTEM]
the function return value shall point to a string describing the error.
If the argument is not one of those values, the function shall return a
pointer to a string whose contents indicate an unknown error.
RETURN VALUE
Upon successful completion, gai_strerror() shall return a pointer to an
implementation-defined string.
ERRORS
No errors are defined.
The following sections are informative.
EXAMPLES
None.
APPLICATION USAGE
None.
RATIONALE
None.
FUTURE DIRECTIONS
None.
SEE ALSOgetaddrinfo() , the Base Definitions volume of IEEE Std 1003.1-2001,
<netdb.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 .
IEEE/The Open Group 2003 GAI_STRERROR(P)
