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.

SEE ALSO

herror(3), lwres_hstrerror(3).