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440 | =item $msg = BDB::strerror [$errno] |
440 | =item $msg = BDB::strerror [$errno] |
441 | |
441 | |
442 | Returns the string corresponding to the given errno value. If no argument |
442 | Returns the string corresponding to the given errno value. If no argument |
443 | is given, use C<$!>. |
443 | is given, use C<$!>. |
444 | |
444 | |
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445 | Note that the BDB module also patches the C<$!> variable directly, so you |
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446 | should be able to get a bdb error string by simply stringifying C<$!>. |
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447 | |
445 | =item $fileno = BDB::poll_fileno |
448 | =item $fileno = BDB::poll_fileno |
446 | |
449 | |
447 | Return the I<request result pipe file descriptor>. This filehandle must be |
450 | Return the I<request result pipe file descriptor>. This filehandle must be |
448 | polled for reading by some mechanism outside this module (e.g. Event or |
451 | polled for reading by some mechanism outside this module (e.g. Event or |
449 | select, see below or the SYNOPSIS). If the pipe becomes readable you have |
452 | select, see below or the SYNOPSIS). If the pipe becomes readable you have |