### It certainly can be rewritten to degrade well on 5.6
###
+# Very important to grab the snapshot early, as we will be reporting
+# the INC indices from the POV of whoever ran the script, *NOT* from
+# the POV of the internals
+my @initial_INC;
BEGIN {
- if ($] < 5.010) {
+ @initial_INC = @INC;
+}
+
+BEGIN { do "./t/lib/ANFANG.pm" or die ( $@ || $! ) }
+
+BEGIN {
+ if ( "$]" < 5.010) {
# Pre-5.10 perls pollute %INC on unsuccesfull module
# require, making it appear as if the module is already
# we want to do this here, in the very beginning, before even
# warnings/strict are loaded
- unshift @INC, 't/lib';
require DBICTest::Util::OverrideRequire;
DBICTest::Util::OverrideRequire::override_global_require( sub {
}
}
-# Explicitly add 'lib' to the front of INC - this way we will
-# know without ambiguity what was loaded from the local untar
-# and what came from elsewhere
-use lib qw(lib t/lib);
-
use strict;
use warnings;
use Test::More 'no_plan';
use Config;
use File::Find 'find';
-use Module::Runtime 'module_notional_filename';
-use List::Util qw(max min);
+use Digest::MD5 ();
+use Cwd 'abs_path';
+use File::Spec;
+use List::Util 'max';
use ExtUtils::MakeMaker;
-use DBICTest::Util 'visit_namespaces';
-# load these two to pull in the t/lib armada
-use DBICTest;
-use DBICTest::Schema;
+use DBICTest::RunMode;
+use DBIx::Class::_Util 'visit_namespaces';
+use DBIx::Class::Optional::Dependencies;
-
-my $known_libpaths = {
+my $known_paths = {
SA => {
config_key => 'sitearch',
},
SL => {
config_key => 'sitelib',
},
+ SS => {
+ config_key => 'sitelib_stem',
+ match_order => 1,
+ },
+ SP => {
+ config_key => 'siteprefix',
+ match_order => 2,
+ },
VA => {
config_key => 'vendorarch',
},
VL => {
config_key => 'vendorlib',
},
+ VS => {
+ config_key => 'vendorlib_stem',
+ match_order => 3,
+ },
+ VP => {
+ config_key => 'vendorprefix',
+ match_order => 4,
+ },
PA => {
config_key => 'archlib',
},
PL => {
config_key => 'privlib',
},
+ PP => {
+ config_key => 'prefix',
+ match_order => 5,
+ },
+ BLA => {
+ rel_path => './blib/arch',
+ skip_unversioned_modules => 1,
+ },
+ BLL => {
+ rel_path => './blib/lib',
+ skip_unversioned_modules => 1,
+ },
INC => {
- relpath => './inc',
+ rel_path => './inc',
},
LIB => {
- relpath => './lib',
+ rel_path => './lib',
+ skip_unversioned_modules => 1,
+ },
+ T => {
+ rel_path => './t',
+ skip_unversioned_modules => 1,
+ },
+ XT => {
+ rel_path => './xt',
+ skip_unversioned_modules => 1,
+ },
+ CWD => {
+ rel_path => '.',
},
HOME => {
- relpath => '~',
- full_path => full_path (
+ rel_path => '~',
+ abs_unix_path => abs_unix_path (
eval { require File::HomeDir and File::HomeDir->my_home }
||
+ $ENV{USERPROFILE}
+ ||
$ENV{HOME}
||
glob('~')
},
};
-for my $k (keys %$known_libpaths) {
- my $v = $known_libpaths->{$k};
+for my $k (keys %$known_paths) {
+ my $v = $known_paths->{$k};
# never use home as a found-in-dir marker - it is too broad
# HOME is only used by the shortener
- $v->{abbrev} = $k unless $k eq 'HOME';
+ $v->{marker} = $k unless $k eq 'HOME';
- unless ( $v->{full_path} ) {
- if ( $v->{relpath} ) {
- $v->{full_path} = full_path( $v->{relpath} );
+ unless ( $v->{abs_unix_path} ) {
+ if ( $v->{rel_path} ) {
+ $v->{abs_unix_path} = abs_unix_path( $v->{rel_path} );
}
elsif ( $Config{ $v->{config_key} || '' } ) {
- $v->{full_path} = full_path (
+ $v->{abs_unix_path} = abs_unix_path (
$Config{"$v->{config_key}exp"} || $Config{$v->{config_key}}
);
}
}
- delete $known_libpaths->{$k} unless $v->{full_path} and -d $v->{full_path};
+ delete $known_paths->{$k} unless $v->{abs_unix_path} and -d $v->{abs_unix_path};
}
-
+my $seen_markers = {};
# first run through lib/ and *try* to load anything we can find
# within our own project
wanted => sub {
-f $_ or return;
+ $_ =~ m|lib/DBIx/Class/_TempExtlib| and return;
+
# can't just `require $fn`, as we need %INC to be
# populated properly
my ($mod) = $_ =~ /^ lib [\/\\] (.+) \.pm $/x
# clashes with libssl, and will segfault everything coming after them
"DBD::Oracle" => -999,
};
-try_module_require($_) for sort
+
+my @known_modules = sort
{ ($load_weights->{$b}||0) <=> ($load_weights->{$a}||0) }
+ qw( Data::Dumper ),
keys %{
DBIx::Class::Optional::Dependencies->req_list_for([
grep
}
;
+try_module_require($_) for @known_modules;
-# at this point we've loaded everything we ever could, let's drill through
-# the *ENTIRE* symtable and build a map of versions
my $has_versionpm = eval { require version };
-my $versioned_modules = {
- perl => { version => $], full_path => $^X }
+
+
+# At this point we've loaded everything we ever could, but some modules
+# (understandably) crapped out. For an even more thorough report, note
+# everthing present in @INC we excplicitly know about (via OptDeps)
+# *even though* it didn't load
+my $known_failed_loads;
+
+for my $mod (@known_modules) {
+ my $inc_key = module_notional_filename($mod);
+ next if defined $INC{$inc_key};
+
+ if (defined( my $idx = module_found_at_inc_index( $mod, \@INC ) ) ) {
+ $known_failed_loads->{$mod} = abs_unix_path( "$INC[$idx]/$inc_key" );
+ }
+
+}
+
+my $perl = 'perl';
+
+# This is a cool idea, but the line is too long even with shortening :(
+#
+#for my $i ( 1 .. $Config{config_argc} ) {
+# my $conf_arg = $Config{"config_arg$i"};
+# $conf_arg =~ s!
+# \= (.+)
+# !
+# '=' . shorten_fn($1)
+# !ex;
+#
+# $perl .= " $conf_arg";
+#}
+
+my $interesting_modules = {
+ # pseudo module
+ $perl => {
+ version => $],
+ abs_unix_path => abs_unix_path($^X),
+ }
};
-my $seen_known_libs;
+
+
+# drill through the *ENTIRE* symtable and build a map of interesting modules
visit_namespaces( action => sub {
no strict 'refs';
my $pkg = shift;
# private - not interested, including no further descent
return 0 if $pkg =~ / (?: ^ | :: ) _ /x;
- # not interested in no-VERSION-containing modules, nor synthetic classes
- return 1 if (
- ! defined ${"${pkg}::VERSION"}
- or
- ${"${pkg}::VERSION"} =~ /\Qset by base.pm/
- );
-
- # make sure a version can be extracted, be noisy when it doesn't work
- # do this even if we are throwing away the result below in lieu of EUMM
- my $mod_ver = eval { $pkg->VERSION };
- if (my $err = $@) {
- $err =~ s/^/ /mg;
- say_err (
- "Calling `$pkg->VERSION` resulted in an exception, which should never "
- . "happen - please file a bug with the distribution containing $pkg. "
- . "Complete exception text below:\n\n$err"
- );
- }
- elsif( ! defined $mod_ver or ! length $mod_ver ) {
- my $ret = defined $mod_ver
- ? "the empty string ''"
- : "'undef'"
- ;
-
- say_err (
- "Calling `$pkg->VERSION` returned $ret, even though \$${pkg}::VERSION "
- . "is defined, which should never happen - please file a bug with the "
- . "distribution containing $pkg."
- );
-
- undef $mod_ver;
- }
-
- # if this is a real file - extract the version via EUMM whenever possible
- my $fn = $INC{module_notional_filename($pkg)};
-
- my $full_path;
+ my $inc_key = module_notional_filename($pkg);
- my $eumm_ver = (
- $fn
+ my $abs_unix_path = (
+ $INC{$inc_key}
and
- -f $fn
+ -f $INC{$inc_key}
and
- -r $fn
+ -r $INC{$inc_key}
and
- $full_path = full_path($fn)
- and
- eval { MM->parse_version( $fn ) }
- ) || undef;
+ abs_unix_path($INC{$inc_key})
+ );
+ # handle versions first (not interested in synthetic classes)
if (
- $has_versionpm
- and
- defined $eumm_ver
- and
- defined $mod_ver
+ defined ${"${pkg}::VERSION"}
and
- $eumm_ver ne $mod_ver
- and
- (
- ( eval { version->parse( do { (my $v = $eumm_ver) =~ s/_//g; $v } ) } || 0 )
- !=
- ( eval { version->parse( do { (my $v = $mod_ver) =~ s/_//g; $v } ) } || 0 )
- )
+ ${"${pkg}::VERSION"} !~ /\Qset by base.pm/
) {
- say_err (
- "Mismatch of versions '$mod_ver' and '$eumm_ver', obtained respectively "
- . "via `$pkg->VERSION` and parsing the version out of @{[ shorten_fn( $full_path ) ]} "
- . "with ExtUtils::MakeMaker\@@{[ ExtUtils::MakeMaker->VERSION ]}. "
- . "This should never happen - please check whether this is still present "
- . "in the latest version, and then file a bug with the distribution "
- . "containing $pkg."
- );
- }
- if( defined $eumm_ver ) {
- $versioned_modules->{$pkg} = { version => $eumm_ver };
+ # make sure a version can be extracted, be noisy when it doesn't work
+ # do this even if we are throwing away the result below in lieu of EUMM
+ my $mod_ver = eval { $pkg->VERSION };
+
+ if (my $err = $@) {
+ $err =~ s/^/ /mg;
+ say_err (
+ "Calling `$pkg->VERSION` resulted in an exception, which should never "
+ . "happen - please file a bug with the distribution containing $pkg. "
+ . "Complete exception text below:\n\n$err"
+ );
+ }
+ elsif( ! defined $mod_ver or ! length $mod_ver ) {
+ my $ret = defined $mod_ver
+ ? "the empty string ''"
+ : "'undef'"
+ ;
+
+ say_err (
+ "Calling `$pkg->VERSION` returned $ret, even though \$${pkg}::VERSION "
+ . "is defined, which should never happen - please file a bug with the "
+ . "distribution containing $pkg."
+ );
+
+ undef $mod_ver;
+ }
+
+ if (
+ $abs_unix_path
+ and
+ defined ( my $eumm_ver = eval { MM->parse_version( $abs_unix_path ) } )
+ ) {
+
+ # can only run the check reliably if v.pm is there
+ if (
+ $has_versionpm
+ and
+ defined $mod_ver
+ and
+ $eumm_ver ne $mod_ver
+ and
+ (
+ ( eval { version->parse( do { (my $v = $eumm_ver) =~ s/_//g; $v } ) } || 0 )
+ !=
+ ( eval { version->parse( do { (my $v = $mod_ver) =~ s/_//g; $v } ) } || 0 )
+ )
+ ) {
+ say_err (
+ "Mismatch of versions '$mod_ver' and '$eumm_ver', obtained respectively "
+ . "via `$pkg->VERSION` and parsing the version out of @{[ shorten_fn( $abs_unix_path ) ]} "
+ . "with ExtUtils::MakeMaker\@@{[ ExtUtils::MakeMaker->VERSION ]}. "
+ . "This should never happen - please check whether this is still present "
+ . "in the latest version, and then file a bug with the distribution "
+ . "containing $pkg."
+ );
+ }
+
+ $interesting_modules->{$pkg}{version} = $eumm_ver;
+ }
+ elsif( defined $mod_ver ) {
+
+ $interesting_modules->{$pkg}{version} = $mod_ver;
+ }
}
- elsif( defined $mod_ver ) {
- $versioned_modules->{$pkg} = { version => $mod_ver };
+ elsif ( $known_failed_loads->{$pkg} ) {
+ $abs_unix_path = $known_failed_loads->{$pkg};
+ $interesting_modules->{$pkg}{version} = '!! LOAD FAIL !!';
}
- # add the path and a "where-from" marker if any
- if ( $full_path and my $slot = $versioned_modules->{$pkg} ) {
- $slot->{full_path} = $full_path;
+ if ($abs_unix_path) {
+ my ($marker, $initial_inc_idx);
+
+ my $current_inc_idx = module_found_at_inc_index($pkg, \@INC);
+ my $p = subpath_of_known_path( $abs_unix_path );
+
+ if (
+ defined $current_inc_idx
+ and
+ $p->{marker}
+ and
+ abs_unix_path($INC[$current_inc_idx]) eq $p->{abs_unix_path}
+ ) {
+ $marker = $p->{marker};
+ }
+ elsif (defined ( $initial_inc_idx = module_found_at_inc_index($pkg, \@initial_INC) ) ) {
+ $marker = "\$INC[$initial_inc_idx]";
+ }
- if ( my $abbr = ( matching_known_lib( $full_path ) || {} )->{abbrev} ) {
- $slot->{from_known_lib} = $abbr;
- $seen_known_libs->{$abbr} = 1;
+ # we are only interested if there was a declared version already above
+ # OR if the module came from somewhere other than skip_unversioned_modules
+ if (
+ $marker
+ and
+ (
+ $interesting_modules->{$pkg}
+ or
+ !$p->{skip_unversioned_modules}
+ )
+ ) {
+ $interesting_modules->{$pkg}{source_marker} = $marker;
+ $seen_markers->{$marker} = 1;
}
+
+ # at this point only fill in the path (md5 calc) IFF it is interesting
+ # in any respect
+ $interesting_modules->{$pkg}{abs_unix_path} = $abs_unix_path
+ if $interesting_modules->{$pkg};
}
1;
});
-# compress identical versions sourced from ./lib as close to the root as we can
-for my $mod ( sort { length($b) <=> length($a) } keys %$versioned_modules ) {
- ($versioned_modules->{$mod}{from_known_lib}||'') eq 'LIB'
- or next;
-
- my $parent = $mod;
+# compress identical versions sourced from ./blib, ./lib, ./t and ./xt
+# as close to the root of a namespace as we can
+purge_identically_versioned_submodules_with_markers([ map {
+ ( $_->{skip_unversioned_modules} && $_->{marker} ) || ()
+} values %$known_paths ]);
- while ( $parent =~ s/ :: (?: . (?! :: ) )+ $ //x ) {
- $versioned_modules->{$parent}
- and
- $versioned_modules->{$parent}{version} eq $versioned_modules->{$mod}{version}
- and
- ($versioned_modules->{$parent}{from_known_lib}||'') eq 'LIB'
- and
- delete $versioned_modules->{$mod}
- and
- last
- }
-}
-
-ok 1, (scalar keys %$versioned_modules) . " distinctly versioned modules found";
+ok 1, (scalar keys %$interesting_modules) . " distinctly versioned modules found";
# do not announce anything under ci - we are watching for STDERR silence
-exit if DBICTest::RunMode->is_ci;
+exit 0 if DBICTest::RunMode->is_ci;
# diag the result out
my $max_ver_len = max map
{ length "$_" }
- ( 'xxx.yyyzzz_bbb', map { $_->{version} } values %$versioned_modules )
+ ( 'xxx.yyyzzz_bbb', map { $_->{version} || '' } values %$interesting_modules )
;
-my $max_mod_len = max map { length $_ } keys %$versioned_modules;
-my $max_marker_len = max map { length $_ } keys %{ $seen_known_libs || {} };
+my $max_marker_len = max map { length $_ } ( '$INC[999]', keys %$seen_markers );
my $discl = <<'EOD';
-List of loadable modules specifying a version within both the core and *OPTIONAL* dependency chains present on this system
-Note that *MANY* of these modules will *NEVER* be loaded during normal operation of DBIx::Class
-(modules sourced from ./lib with versions identical to their parent namespace were omitted for brevity)
+List of loadable modules within both the core and *OPTIONAL* dependency chains
+present on this system (modules sourced from ./blib, ./lib, ./t, and ./xt
+with versions identical to their parent namespace were omitted for brevity)
+
+ *** Note that *MANY* of these modules will *NEVER* be loaded ***
+ *** during normal operation of DBIx::Class ***
EOD
-diag "\n$discl\n";
+# pre-assemble everything and print it in one shot
+# makes it less likely for parallel test execution to insert bogus lines
+my $final_out = "\n$discl\n";
+
+$final_out .= "\@INC at startup (does not reflect manipulation at runtime):\n";
-if ($seen_known_libs) {
- diag "Sourcing markers:\n";
+my $in_inc_skip;
+for (0.. $#initial_INC) {
- diag $_ for
- map
+ my $shortname = shorten_fn( $initial_INC[$_] );
+
+ # when *to* print a line of INC
+ if (
+ ! $ENV{AUTOMATED_TESTING}
+ or
+ @initial_INC < 11
+ or
+ $seen_markers->{"\$INC[$_]"}
+ or
+ ! -e $shortname
+ or
+ ! File::Spec->file_name_is_absolute($shortname)
+ ) {
+ $in_inc_skip = 0;
+ $final_out .= sprintf ( "% 3s: %s\n",
+ $_,
+ $shortname
+ );
+ }
+ elsif(! $in_inc_skip++) {
+ $final_out .= " ...\n";
+ }
+}
+
+$final_out .= "\n";
+
+if (my @seen_known_paths = grep { $known_paths->{$_} } keys %$seen_markers) {
+
+ $final_out .= join "\n", 'Sourcing markers:', (map
+ {
+ sprintf "%*s: %s",
+ $max_marker_len => $_->{marker},
+ ($_->{config_key} ? "\$Config{$_->{config_key}}" : "$_->{rel_path}/" )
+ }
+ sort
{
- sprintf " %*s: %s",
- $max_marker_len => $_->{abbrev},
- ($_->{config_key} ? "\$Config{$_->{config_key}}" : $_->{relpath} )
+ !!$b->{config_key} cmp !!$a->{config_key}
+ or
+ ( $a->{marker}||'') cmp ($b->{marker}||'')
}
- @{$known_libpaths}{ sort keys %$seen_known_libs }
- ;
+ @{$known_paths}{@seen_known_paths}
+ ), '', '';
- diag "\n";
}
-diag "=============================\n";
+$final_out .= "=============================\n";
-diag sprintf (
- "%*s %*s %*s%s\n",
- $max_marker_len+2 => $versioned_modules->{$_}{from_known_lib} || '',
- $max_ver_len => $versioned_modules->{$_}{version},
- -$max_mod_len => $_,
- ($versioned_modules->{$_}{full_path}
- ? ' ' x (80 - min(78, $max_mod_len)) . "[ MD5: @{[ get_md5( $versioned_modules->{$_}{full_path} ) ]} ]"
- : ''
- ),
-) for sort { lc($a) cmp lc($b) } keys %$versioned_modules;
+$final_out .= join "\n", (map
+ { sprintf (
+ "%*s %*s %*s%s",
+ $max_marker_len => $interesting_modules->{$_}{source_marker} || '',
+ $max_ver_len => ( defined $interesting_modules->{$_}{version}
+ ? $interesting_modules->{$_}{version}
+ : ''
+ ),
+ -78 => $_,
+ ($interesting_modules->{$_}{abs_unix_path}
+ ? " [ MD5: @{[ get_md5( $interesting_modules->{$_}{abs_unix_path} ) ]} ]"
+ : "! -f \$INC{'@{[ module_notional_filename($_) ]}'}"
+ ),
+ ) }
+ sort { lc($a) cmp lc($b) } keys %$interesting_modules
+), '';
-diag "=============================\n$discl\n";
+$final_out .= "=============================\n$discl\n\n";
+
+diag $final_out;
exit 0;
-sub say_err { print STDERR "\n", @_, "\n" };
+sub say_err { print STDERR "\n", @_, "\n\n" };
# do !!!NOT!!! use Module::Runtime's require_module - it breaks CORE::require
sub try_module_require {
eval "require $_[0]";
}
-sub full_path {
- return '' unless ( defined $_[0] and -e $_[0] );
+sub abs_unix_path {
+ return '' unless (
+ defined $_[0]
+ and
+ ( -e $_[0] or File::Spec->file_name_is_absolute($_[0]) )
+ );
- my $fn = Cwd::abs_path($_[0]);
+ # File::Spec's rel2abs does not resolve symlinks
+ # we *need* to look at the filesystem to be sure
+ my $abs_fn = abs_path($_[0]);
- if ( $^O eq 'MSWin32' and $fn ) {
+ if ( $^O eq 'MSWin32' and $abs_fn ) {
# sometimes we can get a short/longname mix, normalize everything to longnames
- $fn = Win32::GetLongPathName($fn);
+ $abs_fn = Win32::GetLongPathName($abs_fn);
# Fixup (native) slashes in Config not matching (unixy) slashes in INC
- $fn =~ s|\\|/|g;
+ $abs_fn =~ s|\\|/|g;
}
- $fn;
+ $abs_fn;
}
sub shorten_fn {
my $fn = shift;
- my $l = matching_known_lib( $fn )
- or return $fn;
+ my $abs_fn = abs_unix_path($fn);
- if ($l->{relpath}) {
- $fn =~ s/\Q$l->{full_path}\E/$l->{relpath}/;
- }
- elsif ($l->{config_key}) {
- $fn =~ s/\Q$l->{full_path}\E/<<$l->{config_key}>>/;
+ if (my $p = subpath_of_known_path( $fn ) ) {
+ $abs_fn =~ s| (?<! / ) $|/|x
+ if -d $abs_fn;
+
+ if ($p->{rel_path}) {
+ $abs_fn =~ s!\Q$p->{abs_unix_path}!$p->{rel_path}!
+ and return $abs_fn;
+ }
+ elsif ($p->{config_key}) {
+ $abs_fn =~ s!\Q$p->{abs_unix_path}!<<$p->{marker}>>!
+ and
+ $seen_markers->{$p->{marker}} = 1
+ and
+ return $abs_fn;
+ }
}
- $fn;
+ # we got so far - not a known path
+ # return the unixified version it if was absolute, leave as-is otherwise
+ my $rv = ( $abs_fn and File::Spec->file_name_is_absolute( $fn ) )
+ ? $abs_fn
+ : $fn
+ ;
+
+ $rv = "( ! -e ) $rv" unless -e $rv;
+
+ return $rv;
}
-sub matching_known_lib {
- my $fn = full_path( $_[0] )
+sub subpath_of_known_path {
+ my $abs_fn = abs_unix_path( $_[0] )
or return '';
- for my $l (
- sort { length( $b->{full_path} ) <=> length( $a->{full_path} ) }
- values %$known_libpaths
+ for my $p (
+ sort {
+ length( $b->{abs_unix_path} ) <=> length( $a->{abs_unix_path} )
+ or
+ ( $a->{match_order} || 0 ) <=> ( $b->{match_order} || 0 )
+ }
+ values %$known_paths
) {
- return { %$l } if 0 == index( $fn, $l->{full_path} );
+ # run through the matcher twice - first always append a /
+ # then try without
+ # important to avoid false positives
+ for my $suff ( '/', '' ) {
+ return { %$p } if 0 == index( $abs_fn, "$p->{abs_unix_path}$suff" );
+ }
+ }
+}
+
+sub module_found_at_inc_index {
+ my ($mod, $inc_dirs) = @_;
+
+ return undef unless @$inc_dirs;
+
+ my $fn = module_notional_filename($mod);
+
+ # trust INC if it specifies an existing path
+ if( -f ( my $existing_path = abs_unix_path( $INC{$fn} ) ) ) {
+ for my $i ( 0 .. $#$inc_dirs ) {
+
+ # searching from here on out won't mean anything
+ # FIXME - there is actually a way to interrogate this safely, but
+ # that's a fight for another day
+ return undef if length ref $inc_dirs->[$i];
+
+ return $i
+ if 0 == index( $existing_path, abs_unix_path( $inc_dirs->[$i] ) . '/' );
+ }
+ }
+
+ for my $i ( 0 .. $#$inc_dirs ) {
+
+ if (
+ -d $inc_dirs->[$i]
+ and
+ -f "$inc_dirs->[$i]/$fn"
+ and
+ -r "$inc_dirs->[$i]/$fn"
+ ) {
+ return $i;
+ }
}
+
+ return undef;
+}
+
+sub purge_identically_versioned_submodules_with_markers {
+ my $markers = shift;
+
+ return unless @$markers;
+
+ for my $mod ( sort { length($b) <=> length($a) } keys %$interesting_modules ) {
+
+ next unless defined $interesting_modules->{$mod}{version};
+
+ my $marker = $interesting_modules->{$mod}{source_marker}
+ or next;
+
+ next unless grep { $marker eq $_ } @$markers;
+
+ my $parent = $mod;
+
+ while ( $parent =~ s/ :: (?: . (?! :: ) )+ $ //x ) {
+ $interesting_modules->{$parent}
+ and
+ ($interesting_modules->{$parent}{version}||'') eq $interesting_modules->{$mod}{version}
+ and
+ ($interesting_modules->{$parent}{source_marker}||'') eq $interesting_modules->{$mod}{source_marker}
+ and
+ delete $interesting_modules->{$mod}
+ and
+ last
+ }
+ }
+}
+
+sub module_notional_filename {
+ (my $fn = $_[0] . '.pm') =~ s|::|/|g;
+ $fn;
}
sub get_md5 {
# we already checked for -r/-f, just bail if can't open
open my $fh, '<:raw', $_[0] or return '';
- require Digest::MD5;
Digest::MD5->new->addfile($fh)->hexdigest;
}