diff options
Diffstat (limited to 'beagle/debian-rfs/usr/lib/perl/5.10.1/XSLoader.pm')
| -rw-r--r-- | beagle/debian-rfs/usr/lib/perl/5.10.1/XSLoader.pm | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/beagle/debian-rfs/usr/lib/perl/5.10.1/XSLoader.pm b/beagle/debian-rfs/usr/lib/perl/5.10.1/XSLoader.pm new file mode 100644 index 0000000..b75b4ab --- /dev/null +++ b/beagle/debian-rfs/usr/lib/perl/5.10.1/XSLoader.pm @@ -0,0 +1,117 @@ +# Generated from XSLoader.pm.PL (resolved %Config::Config value) + +package XSLoader; + +$VERSION = "0.10"; + +#use strict; + +# enable debug/trace messages from DynaLoader perl code +# $dl_debug = $ENV{PERL_DL_DEBUG} || 0 unless defined $dl_debug; + + my $dl_dlext = 'so'; + +package DynaLoader; + +# No prizes for guessing why we don't say 'bootstrap DynaLoader;' here. +# NOTE: All dl_*.xs (including dl_none.xs) define a dl_error() XSUB +boot_DynaLoader('DynaLoader') if defined(&boot_DynaLoader) && + !defined(&dl_error); +package XSLoader; + +sub load { + package DynaLoader; + + die q{XSLoader::load('Your::Module', $Your::Module::VERSION)} unless @_; + + my($module) = $_[0]; + + # work with static linking too + my $boots = "$module\::bootstrap"; + goto &$boots if defined &$boots; + + goto retry unless $module and defined &dl_load_file; + + my @modparts = split(/::/,$module); + my $modfname = $modparts[-1]; + + my $modpname = join('/',@modparts); + my $modlibname = (caller())[1]; + my $c = @modparts; + $modlibname =~ s,[\\/][^\\/]+$,, while $c--; # Q&D basename + my $file = "$modlibname/auto/$modpname/$modfname.$dl_dlext"; + +# print STDERR "XSLoader::load for $module ($file)\n" if $dl_debug; + + my $bs = $file; + $bs =~ s/(\.\w+)?(;\d*)?$/\.bs/; # look for .bs 'beside' the library + + if (-s $bs) { # only read file if it's not empty +# print STDERR "BS: $bs ($^O, $dlsrc)\n" if $dl_debug; + eval { do $bs; }; + warn "$bs: $@\n" if $@; + } + + goto retry if not -f $file or -s $bs; + + my $bootname = "boot_$module"; + $bootname =~ s/\W/_/g; + @DynaLoader::dl_require_symbols = ($bootname); + + my $boot_symbol_ref; + + # Many dynamic extension loading problems will appear to come from + # this section of code: XYZ failed at line 123 of DynaLoader.pm. + # Often these errors are actually occurring in the initialisation + # C code of the extension XS file. Perl reports the error as being + # in this perl code simply because this was the last perl code + # it executed. + + my $libref = dl_load_file($file, 0) or do { + require Carp; + Carp::croak("Can't load '$file' for module $module: " . dl_error()); + }; + push(@DynaLoader::dl_librefs,$libref); # record loaded object + + my @unresolved = dl_undef_symbols(); + if (@unresolved) { + require Carp; + Carp::carp("Undefined symbols present after loading $file: @unresolved\n"); + } + + $boot_symbol_ref = dl_find_symbol($libref, $bootname) or do { + require Carp; + Carp::croak("Can't find '$bootname' symbol in $file\n"); + }; + + push(@DynaLoader::dl_modules, $module); # record loaded module + + boot: + my $xs = dl_install_xsub($boots, $boot_symbol_ref, $file); + + # See comment block above + push(@DynaLoader::dl_shared_objects, $file); # record files loaded + return &$xs(@_); + + retry: + my $bootstrap_inherit = DynaLoader->can('bootstrap_inherit') || + XSLoader->can('bootstrap_inherit'); + goto &$bootstrap_inherit; +} + +# Versions of DynaLoader prior to 5.6.0 don't have this function. +sub bootstrap_inherit { + package DynaLoader; + + my $module = $_[0]; + local *DynaLoader::isa = *{"$module\::ISA"}; + local @DynaLoader::isa = (@DynaLoader::isa, 'DynaLoader'); + # Cannot goto due to delocalization. Will report errors on a wrong line? + require DynaLoader; + DynaLoader::bootstrap(@_); +} + +1; + +__END__ + |
