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author | Jarkko Hietaniemi <jhi@iki.fi> | 2002-03-25 16:57:10 +0000 |
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committer | Jarkko Hietaniemi <jhi@iki.fi> | 2002-03-25 16:57:10 +0000 |
commit | 9a715e865e72ae0889250688904757201b677045 (patch) | |
tree | 50d32aa0b8884528c8db890b96f6066a98815b53 | |
parent | c0ce4e02dc8b34e35f898a97a2a25eb5f8e26eef (diff) | |
download | perl-9a715e865e72ae0889250688904757201b677045.tar.gz |
Clarify the 8.3 rule.
p4raw-id: //depot/perl@15491
-rw-r--r-- | Porting/check83.pl | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/Porting/check83.pl b/Porting/check83.pl index 0522bc0d33..7ec1d43e41 100644 --- a/Porting/check83.pl +++ b/Porting/check83.pl @@ -3,6 +3,17 @@ # Check whether there are naming conflicts when names are truncated to # the DOSish case-ignoring 8.3 format, plus other portability no-nos. +# The "8.3 rule" is "if reducing the directory entry names within one +# directory to lowercase and 8.3-truncated causes conflicts, that's +# a bad thing". So the rule is NOT "no filename shall be longer +# than eight and a suffix if present not longer than three". + +# TODO: this doesn't actually check for *directory entries*, what +# this does is to check for *MANIFES entries*, which are only files, +# not directories. In other words, a conflict between a directory +# "abcdefghx" and a file "abcdefghy" wouldn't be noticed-- or even +# for a directory "abcdefgh" and a file "abcdefghy". + sub eight_dot_three { my ($dir, $base, $ext) = ($_[0] =~ m!^(?:(.+)/)?([^/.]+)(?:\.([^/.]+))?$!); my $file = $base . defined $ext ? ".$ext" : ""; |