man/man3pool/pool_error.3pool

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 POOL_ERROR 3POOL "May 23, 2021"
 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.


 ATTRIBUTES
See attributes(5) for descriptions of the following attributes:


ATTRIBUTE TYPE ATTRIBUTE VALUE
CSI Enabled
Interface Stability Unstable
MT-Level Safe


 SEE ALSO
errno(3C), libpool(3LIB), attributes(5)