perlPackages: clean up "perl" license fields

pkgs/top-level/perl-packages.nix

···
     };
     meta = {
       description = "Provide an interface to ZIP archive files";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl client for B<memcached>, in C language";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
       maintainers = with maintainers; [ ];
       platforms   = stdenv.lib.platforms.unix;
     };
···
     };
     meta = {
       description = "A lightweight cache with timed expiration";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Alternative warn and die for modules";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ CatalystRuntime ClassInspector JSONMaybeXS MROCompat ModulePluggable Moose ParamsValidate URIFind namespaceautoclean ];
     meta = {
       description = "Automated REST Method Dispatching";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     buildInputs = [  TestWWWMechanizeCatalyst Testuseok ];
     propagatedBuildInputs = [ CatalystRuntime TextCSV XMLSimple ];
     meta = {
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
       platforms = stdenv.lib.platforms.linux;
     };
   };
···
     propagatedBuildInputs = [ CatalystXRoleApplicator Moose URI namespaceautoclean ];
     meta = {
       description = "Replace request base with value passed by HTTP proxy";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
       platforms = stdenv.lib.platforms.linux;
     };
   };
···
     meta = {
       homepage = https://github.com/tokuhirom/p5-cgi-emulate-psgi;
       description = "PSGI adapter for CGI";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     doCheck = false;
     meta = {
       homepage = https://metacpan.org/module/CGI::Fast;
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ CGI ];
     meta = {
       description = "Adapt CGI.pm to the PSGI protocol";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "A minimalistic variant of Class::Accessor";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ParamsValidate ];
     meta = {
       description = "Glues object frameworks together transparently";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Support for creating standard 'inside-out' classes";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Interface to Bzip2 compression library";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ModulePluggable ];
     meta = {
       description = "Load configuration from different file formats, transparently";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ Moo MooXTypesMooseLike ];
     meta = {
       description = "Git-compatible config file parsing";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ConfigAny ];
     meta = {
       description = "Load a configuration directory tree containing YAML, JSON, XML, Perl, INI or Config::General files";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     doCheck = false;
     meta = {
       description = "Simple, versioned access to configuration data";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ListUtilsBy ModulePluggable ];
     meta = {
       description = "Color space conversions and named lookups";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://github.com/jib/cpanplus-devel;
       description = "Ameliorated interface to the CPAN";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ CryptX JSONMaybeXS ];
     meta = {
       description = "JSON Web Token";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     buildInputs = [ pkgs.unzip ];
     propagatedBuildInputs = [ ConvertASN1 ];
     meta = {
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ DateTime DateTimeEventRecurrence ];
     meta = {
       description = "DateTime rfc2445 recurrences";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ CacheSimpleTimedExpiry ClassAccessor ClassReturnValue Clone DBI DBIxDBSchema Want ];
     meta = {
       description = "Encapsulate SQL queries and rows in simple perl objects";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Modules that calculate message digests";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl interface to the MD-5 algorithm";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ EmailAddress ];
     meta = {
       description = "RFC close address list parsing";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Unknown";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://search.cpan.org/dist/Env;
       description = "Perl module that imports environment variables as scalars or arrays";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/release/Exporter-Tiny;
       description = "An exporter with the features of Sub::Exporter but only core dependencies";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://search.cpan.org/dist/ExtUtils-Command;
       description = "Utilities to replace common UNIX commands in Makefiles etc";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ IOTty ];
     meta = {
       description = "Automate interactions with command line programs that expose a text terminal interface";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Implements default import method for modules";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/release/ExtUtils-Install;
       description = "Install files from here to there";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://search.cpan.org/dist/File-CheckTree;
       description = "Run many filetest checks on a tree";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Create or remove directory trees";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "A simple, sane and efficient module to slurp a file";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Source Filters";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Simplified source filtering";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     doCheck = false;
     meta = {
       description = "A Pure Perl interface to Git repositories";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/release/HTML-Formatter;
       description = "Base class for HTML formatters";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ HTMLFormatter HTMLTree URI ];
     meta = {
       description = "HTML to text conversion with links as footnotes";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ HTMLFormatTextWithLinks HTMLFormatter HTMLTree ];
     meta = {
       description = "Converts HTML to Text with tables intact";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
       NumberFormat PathClass Readonly RegexpCommon TaskWeaken YAMLLibYAML ];
     meta = {
       description = "HTML Form Creation, Rendering and Validation Framework";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://metacpan.org/release/HTML-Mason;
       description = "High-performance, dynamic web site authoring system";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://search.cpan.org/dist/HTML-Mason-PSGIHandler/;
       description = "PSGI handler for HTML::Mason";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ HTMLParser ];
     meta = {
       description = "Extract structure of quoted HTML mail message";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ HTMLParser HTMLTagset URI ];
     meta = {
       description = "Concise attribute rewriting";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ HTMLMason HTTPServerSimple HookLexWrap ];
     meta = {
       description = "A simple mason server";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://search.cpan.org/dist/I18N-Collate;
       description = "Compare 8-bit scalar data according to the current locale";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     doCheck = false;
     meta = {
       description = "Perl core IO modules";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Family-neutral IP socket supporting both IPv4 and IPv6";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Run commands simply, with detailed diagnostics";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "System V IPC constants and system calls";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Manipulate @INC at compile time";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Collection of network protocol modules";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/neilbowers/Lingua-EN-FindNumber;
       description = "Locate (written) numbers in English text";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://metacpan.org/release/Lingua-EN-Inflect-Phrase;
       description = "Inflect short English Phrases";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://metacpan.org/release/Lingua-EN-Number-IsOrdinal;
       description = "Detect if English number is ordinal or cardinal";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     doCheck = false;
     meta = {
       description = "Perl extension to detect on which Linux distribution we are running";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "A distribution of modules to handle locale codes";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Compile .po files to .mo files";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ if_ ];
     meta = {
       description = "Powerful and flexible message logging mechanism";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ IOLockedFile ];
     meta = {
       description = "Helps us create simple logs for our application";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ HTTPMessage IOSocketSSL LWP LWPProtocolhttps URI ];
     meta = {
       description = "Provides HTTP/CONNECT proxy support for LWP::UserAgent";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ MailTools ];
     meta = {
       description = "Tools to manipulate MIME messages";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     doCheck = false;
     meta = {
       description = "A collection of modules removed from Module-Build";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ FileRemove ModuleScanDeps YAMLTiny ];
     meta = {
       description = "Standalone, extensible Perl module installer";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     buildInputs = [ PathClass ];
     meta = {
       description = "Refresh %INC files when updated on disk";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       inherit version;
       description = "Recursively scan Perl code for dependencies";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Report versions of all modules in memory";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/release/MooX-late;
       description = "Easily translate Moose code to Moo";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ConfigAny Mouse MouseXConfigFromFile ];
     meta = {
       description = "A Mouse role for setting attributes from a simple configfile";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Do use_ok() for all the MANIFESTed modules";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ Mouse MouseXTypes PathClass ];
     meta = {
       description = "A Path::Class type library for Mouse";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ AnyMoose Mouse ];
     meta = {
       description = "Organize your Mouse types in libraries";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ Mouse MouseXTypesPathClass ];
     meta = {
       description = "An abstract Mouse role for setting attributes from a configfile";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Per object accessors";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "More Opcodes information from opnames.h and opcode.h";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "List constants defined in a package";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ClassAccessorLite ListMoreUtils ProcWait3 ScopeGuard SignalMask ];
     meta = {
       description = "A simple prefork server framework";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     buildInputs = [ TestException ];
     meta = {
       description = "Fast and correct UTF-8 IO";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl extension to access the unix process table";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl extension for wait3 system call";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Convert POD data to various other formats";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Look up Perl documentation in Pod format";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl extension for converting Pod to old-style Pod";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     propagatedBuildInputs = [ RegexpCommon ];
     meta = {
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://wiki.github.com/toddr/Regexp-Parser;
       description = "Base class for parsing regexes";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Just roles. Nothing else";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ CGI DateTime DateTimeFormatDateParse Error ExceptionClass HTTPCookies HTTPMessage LWP ParamsValidate URI ];
     meta = {
       description = "Talk to RT installation using REST protocol";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Common Scalar and List utility subroutines";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Look - search for key in dictionary file";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Load functions only on demand";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/kazuho/p5-Server-Starter;
       description = "A superdaemon for hot-deploying server programs";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ IPCSignal ];
     meta = {
       description = "Signal masks made easy";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Networking constants and support functions";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ImportInto ModuleRuntime strictures ];
     meta = {
       description = "Parameterizable packages";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ ParallelPrefork Plack ServerStarter ];
     meta = {
       description = "A simple, high-performance PSGI/Plack HTTP server";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
       inherit version;
       homepage = https://github.com/miyagawa/Starman;
       description = "High-performance preforking PSGI/Plack web server";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
       sha256 = "a566b792112bbba21131ec1d7a2bf78170c648484895283ae53c7f0c3dc2f0be";
     };
     meta = {
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Finds name and type of a global variable";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl extension for Consistent Signal Handling";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl interface to the UNIX syslog(3) calls";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/karpet/template-plugin-autoformat;
       description = "TT plugin for Text::Autoformat";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Template Toolkit reimplemented in as little code as possible";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Color output using ANSI escape sequences";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       inherit version;
       description = "Perl termcap interface";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ DevelHide TermSizePerl ];
     meta = {
       description = "Retrieve terminal size";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl extension for retrieving terminal size (Perl version)";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ TestNoWarnings ];
     meta = {
       description = "Aggregate C<*.t> tests to make them run faster";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Test directory attributes";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ CaptureTiny TextDiff ];
     meta = {
       description = "Test strings and data structures and show differences if not ok";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     buildInputs = [ Testutf8 ];
     meta = {
       description = "Check file attributes";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://search.cpan.org/dist/Test-File-Contents/;
       description = "Test routines for examining the contents of files";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Detailed analysis of test results";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/tokuhirom/Test-SharedFork;
       description = "Fork test";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://search.cpan.org/dist/Text-Abbrev;
       description = "Abbrev - create an abbreviation table from a list";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/neilbowers/Text-Autoformat;
       description = "Automatic text wrapping and reformatting";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Extract delimited text sequences from strings";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/pod/Text::CSV_XS;
       description = "Comma-Separated Values manipulation routines";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Interact with a t/test_manifest file";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
       sha256 = "c186a50256e0bedfafb17e7ce157e7c52f19503bb79e18ebf06255911f6ead1a";
     };
     meta = {
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     propagatedBuildInputs = [ TextAutoformat ];
     meta = {
       description = "Extract the structure of a quoted mail message";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Manual text wrapping and reformatting";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/2shortplanks/Test-utf8/tree;
       description = "Handy utf8 tests";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Word wrap text by breaking long lines";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl interpreter-based threads";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Perl extension for sharing data structures between threads";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Thread-safe queues";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Thread-safe semaphores";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Efficiently compute time from local and GMT time";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/release/Type-Tiny;
       description = "Tiny, yet Moo(se)-compatible type constraint";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/chromatic/UNIVERSAL-can;
       description = "Work around buggy code calling UNIVERSAL::can() as a function";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     };
     meta = {
       description = "Unicode Normalization Forms";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://search.cpan.org/dist/URI-db/;
       description = "Database URIs";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/release/URI-Nested/;
       description = "Nested URIs";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://github.com/jonasbn/perl-workflow;
       description = "Simple, flexible system to implement workflows";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = http://perl-rss.sourceforge.net/;
       description = "Creates and updates RSS files";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       description = "Base class for SAX Drivers and Filters";
       homepage = http://github.com/grantm/XML-SAX-Base;
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };
 
···
     meta = {
       homepage = https://metacpan.org/module/Math::BigInt;
       description = "Dynamically load C libraries into Perl code";
-      license = "perl";
+      license = with stdenv.lib.licenses; [ artistic1 gpl1Plus ];
     };
   };