Проект OpenNet: MAN lwres_hstrerror (3) Библиотечные вызовы (FreeBSD и Linux)

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lwres_hstrerror (3)

>> lwres_hstrerror (3) ( FreeBSD man: Библиотечные вызовы )

NAME

lwres_herror, lwres_hstrerror - lightweight resolver error message generation

SYNOPSIS

#include <lwres/netdb.h>

void lwres_herror(const char *s);
const char * lwres_hstrerror(int err);

DESCRIPTION

lwres_herror()

prints the string s on stderr followed by the string generated by lwres_hstrerror() for the error code stored in the global variable lwres_h_errno.

lwres_hstrerror() returns an appropriate string for the error code gievn by err. The values of the error codes and messages are as follows:

NETDB_SUCCESS

: Resolver Error 0 (no error)

HOST_NOT_FOUND

: Unknown host

TRY_AGAIN

: Host name lookup failure

NO_RECOVERY

: Unknown server error

NO_DATA

: No address associated with name

RETURN VALUES

The string Unknown resolver error is returned by lwres_hstrerror() when the value of lwres_h_errno is not a valid error code.

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