Tribblix: manual page: pool

POOL_ERROR(3POOL) Pool Configuration Manipulation Library Functions

NAME

pool_error, pool_strerror - error interface to resource pools library

SYNOPSIS

cc [ flag... ] file... -lpool [ library... ]
#include <pool.h>

int pool_error(void);

const char *pool_strerror(int perr);

DESCRIPTION

The pool_error() function returns the error value of the last failure
recorded by the invocation of one of the functions of the resource
pool configuration library, libpool.

The pool_strerror() function returns a descriptive null-terminated
string for each of the valid pool error codes.

The following error codes can be returned by pool_error():

RETURN VALUES

The pool_error() function returns the current pool error value for
the calling thread from among the following:

POE_ACCESS
The operation could not be performed because
the configuration was not opened with the
correct opening permissions.

POE_BADPARAM
A bad parameter was supplied.

POE_BAD_PROP_TYPE
An incorrect property type was submitted or
encountered during the pool operation.

POE_DATASTORE
An error occurred within permanent storage.

POE_INVALID_CONF
The pool configuration presented for the
operation is invalid.

POE_INVALID_SEARCH
A query whose outcome set was empty was
attempted.

POE_NOTSUP
An unsupported operation was attempted.

POE_PUTPROP
An attempt to write a read-only property was
made.

POE_OK
The previous pool operation succeeded.

POE_SYSTEM
An underlying system call or library function
failed; errno(3C) is preserved where possible.

The pool_strerror() function returns a pointer to the string
corresponding to the requested error value. If the error value has no
corresponding string, -1 is returned and errno is set to indicate the
error.

ERRORS

The pool_strerror() function will fail if:

ESRCH
The specified error value is not defined by the pools error
facility.