NAME

gai_strerror —

get error message string from EAI_xxx error code

SYNOPSIS

#include
  <sys/types.h>

#include
  <sys/socket.h>

#include
  <netdb.h>

const char *
gai_strerror(int ecode);

DESCRIPTION

The gai_strerror() function returns an error message string corresponding to the error code returned by getaddrinfo(3) or getnameinfo(3).

The following error codes and their meaning are defined in <netdb.h>:

EAI_AGAIN: temporary failure in name resolution
EAI_BADFLAGS: invalid value for ai_flags
EAI_BADHINTS: invalid value for hints
EAI_FAIL: non-recoverable failure in name resolution
EAI_FAMILY: ai_family not supported
EAI_MEMORY: memory allocation failure
EAI_NONAME: hostname or servname not provided, or not known
EAI_OVERFLOW: argument buffer overflow
EAI_PROTOCOL: resolved protocol is unknown
EAI_SERVICE: servname not supported for ai_socktype
EAI_SOCKTYPE: ai_socktype not supported
EAI_SYSTEM: system error returned in errno

RETURN VALUES

The gai_strerror() function returns a pointer to the error message string corresponding to ecode. If ecode is out of range, an implementation-specific error message string is returned.

NAME

SYNOPSIS

DESCRIPTION

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SEE ALSO