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GAI_STRERROR (3) | C library functions | Unix Manual Pages | :man

NAME

gai_strerror - get error message string from EAI_xxx error code

CONTENTS

Synopsis
Description
Return Values
See Also

SYNOPSIS


.In sys/types.h
.In sys/socket.h
.In 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
.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_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.

SEE ALSO

getaddrinfo(3), getnameinfo(3)


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