FM / perl-base

/usr/lib/x86_64-linux-gnu/perl-base

Name	Size	Mode	Actions
auto/	-	0755	rm
Carp/	-	0755	rm
Exporter/	-	0755	rm
File/	-	0755	rm
Getopt/	-	0755	rm
Hash/	-	0755	rm
IO/	-	0755	rm
IPC/	-	0755	rm
List/	-	0755	rm
Scalar/	-	0755	rm
Text/	-	0755	rm
Tie/	-	0755	rm
unicore/	-	0755	rm
warnings/	-	0755	rm
attributes.pm	3069	0644	edit dl rm
AutoLoader.pm	5487	0644	edit dl rm
base.pm	8912	0644	edit dl rm
bytes.pm	489	0644	edit dl rm
bytes_heavy.pl	758	0644	edit dl rm
Carp.pm	25398	0644	edit dl rm
Config.pm	3216	0644	edit dl rm
Config_git.pl	409	0644	edit dl rm
Config_heavy.pl	55332	0644	edit dl rm
constant.pm	5737	0644	edit dl rm
Cwd.pm	17657	0644	edit dl rm
DynaLoader.pm	10493	0644	edit dl rm
Errno.pm	4931	0644	edit dl rm
Exporter.pm	2336	0644	edit dl rm
Fcntl.pm	2156	0644	edit dl rm
feature.pm	5675	0644	edit dl rm
fields.pm	5008	0644	edit dl rm
FileHandle.pm	2111	0644	edit dl rm
integer.pm	172	0644	edit dl rm
IO.pm	469	0644	edit dl rm
lib.pm	2284	0644	edit dl rm
locale.pm	3451	0644	edit dl rm
overload.pm	4488	0644	edit dl rm
overloading.pm	964	0644	edit dl rm
parent.pm	460	0644	edit dl rm
POSIX.pm	20384	0644	edit dl rm
re.pm	9705	0644	edit dl rm
SelectSaver.pm	344	0644	edit dl rm
Socket.pm	13828	0644	edit dl rm
strict.pm	1606	0644	edit dl rm
Symbol.pm	2205	0644	edit dl rm
utf8.pm	341	0644	edit dl rm
vars.pm	1148	0644	edit dl rm
warnings.pm	27559	0644	edit dl rm
XSLoader.pm	3967	0644	edit dl rm

Edit: /usr/lib/x86_64-linux-gnu/perl-base/XSLoader.pm (3967B)

# Generated from XSLoader_pm.PL (resolved %Config::Config value)
# This file is unique for every OS

package XSLoader;

$VERSION = "0.30"; # remember to update version in POD!

#use strict;

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;

my ($caller, $modlibname) = caller();
    my $module = $caller;

if (@_) {
        $module = $_[0];
    } else {
        $_[0] = $module;
    }

# work with static linking too
    my $boots = "$module\::bootstrap";
    goto &$boots if defined &$boots;

goto \&XSLoader::bootstrap_inherit unless $module and defined &dl_load_file;

my @modparts = split(/::/,$module);
    my $modfname = $modparts[-1];
    my $modfname_orig = $modfname; # For .bs file search

my $modpname = join('/',@modparts);
    my $c = () = split(/::/,$caller,-1);
    $modlibname =~ s,[\\/][^\\/]+$,, while $c--;    # Q&D basename
    # Does this look like a relative path?
    if ($modlibname !~ m{^/}) {
        # Someone may have a #line directive that changes the file name, or
        # may be calling XSLoader::load from inside a string eval.  We cer-
        # tainly do not want to go loading some code that is not in @INC,
        # as it could be untrusted.
        #
        # We could just fall back to DynaLoader here, but then the rest of
        # this function would go untested in the perl core, since all @INC
        # paths are relative during testing.  That would be a time bomb
        # waiting to happen, since bugs could be introduced into the code.
        #
        # So look through @INC to see if $modlibname is in it.  A rela-
        # tive $modlibname is not a common occurrence, so this block is
        # not hot code.
        FOUND: {
            for (@INC) {
                if ($_ eq $modlibname) {
                    last FOUND;
                }
            }
            # Not found.  Fall back to DynaLoader.
            goto \&XSLoader::bootstrap_inherit;
        }
    }
    my $file = "$modlibname/auto/$modpname/$modfname.so";

#   print STDERR "XSLoader::load for $module ($file)\n" if $dl_debug;

# N.B. The .bs file does not following the naming convention used
    # by mod2fname, so use the unedited version of the name.

my $bs = "$modlibname/auto/$modpname/$modfname_orig.bs";

# This calls DynaLoader::bootstrap, which will load the .bs file if present
    goto \&XSLoader::bootstrap_inherit 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

$boot_symbol_ref = dl_find_symbol($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(@_);
}

sub bootstrap_inherit {
    require DynaLoader;
    goto \&DynaLoader::bootstrap_inherit;
}

__END__

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