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| author | Reini Urban <rurban@x-ray.at> | 2012-01-19 11:27:19 -0600 |
|---|---|---|
| committer | Father Chrysostomos <sprout@cpan.org> | 2012-01-19 16:59:21 -0800 |
| commit | 44f7f2d5b125c923d209a0a2a02187937c641493 (patch) | |
| tree | 2cd19f308db29f64bc501d30f8f6a220f99e8326 /ext | |
| parent | c0154fe2bd17357e30a7ba514ff85739fa430250 (diff) | |
| download | perl-44f7f2d5b125c923d209a0a2a02187937c641493.tar.gz | |
B.pm: fix and add B::IO documentation
add pod to B::IO Methods and IoTYPE.
fix IsSTD.
Diffstat (limited to 'ext')
| -rw-r--r-- | ext/B/B.pm | 31 |
1 files changed, 28 insertions, 3 deletions
diff --git a/ext/B/B.pm b/ext/B/B.pm index 6857ae4d56..4faa9f6950 100644 --- a/ext/B/B.pm +++ b/ext/B/B.pm @@ -883,6 +883,14 @@ If you're working with globs at runtime, and need to disambiguate =head2 B::IO Methods +B::IO objects derive from IO objects and you will get more information there. + +For example: + + $gvio = B::svref_2object(\*main::stdin)->IO; + $IO = $gvio->object_2svref(); + $fd = $IO->fileno(); + =over 4 =item LINES @@ -909,14 +917,31 @@ If you're working with globs at runtime, and need to disambiguate =item IoTYPE +A character symbolizing the type of IO Handle. + + - STDIN/OUT + I STDIN/OUT/ERR + < read-only + > write-only + a append + + read and write + s socket + | pipe + I IMPLICIT + # NUMERIC + space closed handle + \0 closed internal handle + =item IoFLAGS +See F<perliol.h> + =item IsSTD -Takes one arguments ( 'stdin' | 'stdout' | 'stderr' ) and returns true +Takes one argument ( 'stdin' | 'stdout' | 'stderr' ) and returns true if the IoIFP of the object is equal to the handle whose name was -passed as argument ( i.e. $io->IsSTD('stderr') is true if -IoIFP($io) == PerlIO_stdin() ). +passed as argument. i.e. $io->IsSTD('stderr') is true if +IoIFP($io) == PerlIO_stderr(). =back |