optimize copyrights generation script

packaging/debian/copyright/generate.pl

@@ -37,13 +37,7 @@
 	my @copyright = collect_bone_field('Copyright');
 	if (scalar(@files) > 0) {
 		my %commiters;
-		for (@files) {
-			my @subfiles = split(/ /, $_);
-			for (@subfiles) {
-				my $file = trim($_);
-				collect_commiters($file, \%commiters) if $file ne '';
-			}
-		}
+		collect_commiters(\@files, \%commiters);
 		append_commiters(\%commiters, \@copyright);
 	}
 	my $skipping = undef;
@@ -90,11 +84,20 @@
 
 sub collect_commiters
 {
-	my ($file, $commiters) = (@_);
-	my $path = "$scandir/$file";
-	$path = substr($path, 0, length($path) - 2) if substr($path, -2) eq '/*';
-	print "Copyrighting: $path\n";
-	my @gitout = split /[\n\r]/, `git log --date=short --pretty=format:\"%an%x09%ad\" -- \'$path\'`;
+	my ($files, $commiters) = (@_);
+	my $pathes = '';
+	for (@{$files}) {
+		my @subfiles = split(/ /, $_);
+		for (@subfiles) {
+			my $path = "$scandir/$_";
+			$path = substr($path, 0, length($path) - 2) if substr($path, -2) eq '/*';
+			$pathes.= ' ' if $pathes ne '';
+			$pathes.= "'$path'";
+		}
+	}
+	return if $pathes eq '';
+	print "Copyrighting: $pathes\n";
+	my @gitout = split /[\n\r]/, `git log --date=short --pretty=format:\"%an%x09%ad\" -- $pathes`;
 	for $gitline (@gitout) {
 		# $gitline == 'somebody	2021-09-01'
 		my ($commiter, $date) = split(/\t/, trim($gitline));

packaging/debian/copyright/skeleton

@@ -56,7 +56,7 @@ Copyright: 2003-2006 Alberto Demichelis
 License: T-Rex
 
 Files: editorcomp/*
-Copyright: 2017-2018 MikeMirzayanov
+Copyright:
 License: GPL-2
 
 Files: far2l/bootstrap/* far2l/Include/* far2l/array.hpp far2l/BaseFileMask.hpp far2l/bitflags.hpp far2l/cache.cpp far2l/cache.hpp far2l/cddrv.cpp far2l/cddrv.hpp far2l/CFileMask.cpp far2l/CFileMask.hpp far2l/chgmmode.cpp far2l/chgmmode.hpp far2l/chgprior.cpp far2l/chgprior.hpp far2l/clipboard.cpp far2l/clipboard.hpp far2l/cmdline.cpp far2l/cmdline.hpp far2l/codepage.cpp far2l/codepage.hpp far2l/colors.hpp far2l/config.cpp far2l/config.hpp far2l/console.cpp far2l/console.hpp far2l/constitle.cpp far2l/constitle.hpp far2l/copy.cpp far2l/copy.hpp far2l/CriticalSections.hpp far2l/ctrlobj.cpp far2l/ctrlobj.hpp far2l/cvtname.cpp far2l/cvtname.hpp far2l/datetime.cpp far2l/datetime.hpp far2l/delete.cpp far2l/delete.hpp far2l/dialog.cpp far2l/dialog.hpp far2l/dirinfo.cpp far2l/dirinfo.hpp far2l/dirmix.cpp far2l/dirmix.hpp far2l/dizlist.cpp far2l/dizlist.hpp far2l/DlgBuilder.cpp far2l/DlgBuilder.hpp far2l/dlgedit.cpp far2l/dlgedit.hpp far2l/DlgGuid.cpp far2l/DlgGuid.hpp far2l/DList.cpp far2l/DList.hpp far2l/drivemix.cpp far2l/drivemix.hpp far2l/edit.cpp far2l/edit.hpp far2l/editor.cpp far2l/editor.hpp far2l/eject.cpp far2l/eject.hpp far2l/elevation.cpp far2l/elevation.hpp far2l/execute.cpp far2l/execute.hpp far2l/exitcode.hpp far2l/FarDlgBuilder.hpp far2l/farexcpt.cpp far2l/farexcpt.hpp far2l/farqueue.cpp far2l/farqueue.hpp far2l/farrtl.cpp far2l/farrtl.hpp far2l/farwinapi.cpp far2l/farwinapi.hpp far2l/BookmarksLegacy.cpp far2l/BookmarksMenu.cpp far2l/fileattr.cpp far2l/fileattr.hpp far2l/fileedit.cpp far2l/fileedit.hpp far2l/filefilter.cpp far2l/filefilter.hpp far2l/filefilterparams.cpp far2l/filefilterparams.hpp far2l/filelist.cpp far2l/filelist.hpp far2l/FileMasksProcessor.cpp far2l/FileMasksProcessor.hpp far2l/FileMasksWithExclude.cpp far2l/FileMasksWithExclude.hpp far2l/fileowner.cpp far2l/fileowner.hpp far2l/filepanels.cpp far2l/filepanels.hpp far2l/filestr.cpp far2l/filestr.hpp far2l/filetype.cpp far2l/filetype.hpp far2l/fileview.cpp far2l/fileview.hpp far2l/findfile.cpp far2l/findfile.hpp far2l/flink.cpp far2l/flink.hpp far2l/flmodes.cpp far2l/flplugin.cpp far2l/flshow.cpp far2l/flupdate.cpp far2l/fnparce.cpp far2l/fnparce.hpp far2l/foldtree.cpp far2l/foldtree.hpp far2l/format.cpp far2l/format.hpp far2l/frame.cpp far2l/frame.hpp far2l/global.cpp far2l/global.hpp far2l/grabber.cpp far2l/grabber.hpp far2l/headers.cpp far2l/headers.hpp far2l/help.cpp far2l/help.hpp far2l/hilight.cpp far2l/hilight.hpp far2l/history.cpp far2l/history.hpp far2l/hmenu.cpp far2l/hmenu.hpp far2l/imports.cpp far2l/imports.hpp far2l/Include/farcolor.hpp far2l/Include/farkeys.hpp far2l/Include/plugin.hpp far2l/infolist.cpp far2l/infolist.hpp far2l/interf.cpp far2l/interf.hpp far2l/keybar.cpp far2l/keybar.hpp far2l/keyboard.cpp far2l/keyboard.hpp far2l/keys.hpp far2l/lang.hpp far2l/language.cpp far2l/language.hpp far2l/local.cpp far2l/local.hpp far2l/localOEM.cpp far2l/localOEM.hpp far2l/lockscrn.cpp far2l/lockscrn.hpp far2l/macro.cpp far2l/macro.hpp far2l/macroopcode.hpp far2l/main.cpp far2l/manager.cpp far2l/manager.hpp far2l/menubar.cpp far2l/menubar.hpp far2l/message.cpp far2l/message.hpp far2l/mix.cpp far2l/mix.hpp far2l/mkdir.cpp far2l/mkdir.hpp far2l/modal.cpp far2l/modal.hpp far2l/namelist.cpp far2l/namelist.hpp far2l/network.cpp far2l/network.hpp far2l/noncopyable.hpp far2l/options.cpp far2l/options.hpp far2l/palette.cpp far2l/palette.hpp far2l/panel.cpp far2l/panel.hpp far2l/panelctype.hpp far2l/panelmix.cpp far2l/panelmix.hpp far2l/pathmix.cpp far2l/pathmix.hpp far2l/plclass.hpp far2l/plist.cpp far2l/plist.hpp far2l/plognmn.cpp far2l/plognmn.hpp far2l/plugapi.cpp far2l/plugapi.hpp far2l/plugin.hpp far2l/PluginA.cpp far2l/PluginA.hpp far2l/plugins.cpp far2l/plugins.hpp far2l/PluginW.cpp far2l/PluginW.hpp far2l/poscache.cpp far2l/poscache.hpp far2l/processname.cpp far2l/processname.hpp far2l/qview.cpp far2l/qview.hpp far2l/rdrwdsk.cpp far2l/rdrwdsk.hpp far2l/RefreshFrameManager.cpp far2l/RefreshFrameManager.hpp far2l/RegExp.cpp far2l/RegExp.hpp far2l/savescr.cpp far2l/savescr.hpp far2l/scantree.cpp far2l/scantree.hpp far2l/scrbuf.cpp far2l/scrbuf.hpp far2l/scrobj.cpp far2l/scrobj.hpp far2l/scrsaver.cpp far2l/scrsaver.hpp far2l/setattr.cpp far2l/setattr.hpp far2l/setcolor.cpp far2l/setcolor.hpp far2l/stddlg.cpp far2l/stddlg.hpp far2l/strmix.cpp far2l/strmix.hpp far2l/synchro.cpp far2l/synchro.hpp far2l/syntax.cpp far2l/syntax.hpp far2l/syslog.cpp far2l/syslog.hpp far2l/TPreRedrawFunc.cpp far2l/TPreRedrawFunc.hpp far2l/treelist.cpp far2l/treelist.hpp far2l/TStack.hpp far2l/tvar.cpp far2l/tvar.hpp far2l/udlist.cpp far2l/udlist.hpp far2l/FARString.cpp far2l/FARString.hpp far2l/usermenu.cpp far2l/usermenu.hpp far2l/viewer.cpp far2l/viewer.hpp far2l/vmenu.cpp far2l/vmenu.hpp far2l/wakeful.hpp far2l/window.cpp far2l/window.hpp far2l/wrap.cpp far2l/xlat.cpp far2l/xlat.hpp