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author | Milton Hankins {64892} <webtools@uewrhp03.msd.ray.com> | 2000-06-28 09:58:21 -0400 |
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committer | Jarkko Hietaniemi <jhi@iki.fi> | 2000-07-31 23:34:42 +0000 |
commit | 183968aae3318dd49f78ae56423591cbb37a918d (patch) | |
tree | d7a4ca947a50c5232564c10020650cf4ee156bd3 /README.hpux | |
parent | dea0fc0b9e5a61b92c4be2ecafe0a8d9396d4cc1 (diff) | |
download | perl-183968aae3318dd49f78ae56423591cbb37a918d.tar.gz |
Document the problem with -P in HP-UX and its workaround.
Subject: [ID 20000628.002] HPUX 11: -Ae compiler flag breaks perl -P
Message-Id: <200006281758.NAA10339@uewrhp03.msd.ray.com>
p4raw-id: //depot/perl@6470
Diffstat (limited to 'README.hpux')
-rw-r--r-- | README.hpux | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/README.hpux b/README.hpux index 5fbddf759e..47d1afc5cc 100644 --- a/README.hpux +++ b/README.hpux @@ -241,6 +241,25 @@ If you are compiling Perl on a remotely-mounted NFS filesystem, the test io/fs.t may fail on test #18. This appears to be a bug in HP-UX and no fix is currently available. +=head2 perl -P and // + +In HP-UX perl is compiled with flags that will cause problems if the +-P flag of Perl (preprocess Perl code with the C preprocessor before +perl sees it) is used. The problem is that C<//>, being a C++-style +until-end-of-line comment, will disappear along with the remainder +of the line. This means that common Perl constructs like + + s/foo//; + +will turn into illegal code + + s/foo + +The workaround is to use some other quoting characters than /, +like for example ! + + s!foo!!; + =head1 AUTHOR Jeff Okamoto <okamoto@corp.hp.com> |