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| author | Ilya Zakharevich <ilya@math.berkeley.edu> | 2001-06-25 01:04:32 -0400 |
|---|---|---|
| committer | Jarkko Hietaniemi <jhi@iki.fi> | 2001-06-25 13:47:46 +0000 |
| commit | a748068be2c38e44d50f5be3887c9245f054c10b (patch) | |
| tree | cdaee1c74a305af472ab5e03a6b92a5b244efd41 /os2/OS2 | |
| parent | 9fed8b87f0e66c26a1acaf42431d99e8f98aed9b (diff) | |
| download | perl-a748068be2c38e44d50f5be3887c9245f054c10b.tar.gz | |
Re: [PATCH 5.6.1] OS2::DLL
Message-ID: <20010625050432.A24128@math.ohio-state.edu>
p4raw-id: //depot/perl@10918
Diffstat (limited to 'os2/OS2')
| -rw-r--r-- | os2/OS2/REXX/DLL/DLL.pm | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/os2/OS2/REXX/DLL/DLL.pm b/os2/OS2/REXX/DLL/DLL.pm index 7e54371973..b1503a6992 100644 --- a/os2/OS2/REXX/DLL/DLL.pm +++ b/os2/OS2/REXX/DLL/DLL.pm @@ -22,6 +22,17 @@ sub AUTOLOAD { # Cannot autoload, the autoloader is used for the REXX functions. +sub new { + confess 'Usage: OS2::DLL->new( <file> [<dirs>] )' unless @_ >= 2; + my ($class, $file) = (shift, shift); + my $handle; + $handle = $class->load($file, @_) and return $handle; + my $path = @_ ? " from '@_'" : ''; + my $err = DynaLoader::dl_error(); + $err =~ s/\s+at\s+\S+\s+line\s+\S+\s*\z//; + croak "Can't load '$file'$path: $err"; +} + sub load { confess 'Usage: load OS2::DLL <file> [<dirs>]' unless $#_ >= 1; @@ -108,7 +119,15 @@ is performed in default DLL path (without adding paths and extensions). The DLL is not unloaded when the variable dies. -Returns DLL object reference, or undef on failure. +Returns DLL object reference, or undef on failure (in this case one can +get the reason via C<DynaLoader::dl_error()>). + +=head2 Create a REXX DLL handle + + $dll = OS2::DLL->new( NAME [, WHERE] ); + +Same as L<C<load>|Load REXX DLL>, but croaks with a meaningful message on +failure. =head2 Check for functions (optional): |