diff --git a/libexec/syncqt.pl b/libexec/syncqt.pl
deleted file mode 100755
index d178817cf2..0000000000
--- a/libexec/syncqt.pl
+++ /dev/null
@@ -1,1266 +0,0 @@
-#!/usr/bin/env perl
-# Copyright (C) 2016 The Qt Company Ltd.
-# Copyright (C) 2016 Intel Corporation.
-# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
-
-#
-# Synchronizes Qt header files - internal development tool.
-#
-
-# use packages -------------------------------------------------------
-use File::Basename;
-use File::Path;
-use File::Spec;
-use Cwd;
-use Cwd 'abs_path';
-use Config;
-use strict;
-use warnings;
-use English qw(-no_match_vars );
-
-my $normalizePath_fixDrive = ($^O eq "msys" ? 1 : 0);
-
-######################################################################
-# Syntax:  normalizePath(\$path)
-# Params:  Reference to a path that's going to be normalized.
-#
-# Purpose: Converts the path into a form that can be used as include
-#          path from C++ sources and qmake's .pro files.
-#          Only relevant on Windows.
-# Returns: -none-
-######################################################################
-sub normalizePath {
-    my $s = shift;
-    $$s =~ s=\\=/=g;
-    if ($normalizePath_fixDrive && ($$s =~ m,^/([a-zA-Z])/(.*), || $$s =~ m,^([a-zA-Z]):/(.*),)) {
-        $$s = lc($1) . ":/$2";
-    }
-}
-
-# set output basedir to be where ever syncqt is run from
-our $out_basedir = getcwd();
-normalizePath(\$out_basedir);
-our $build_basedir;
-our $basedir;
-
-# will be defined based on the modules sync.profile
-our (%modules, %moduleheaders, @allmoduleheadersprivate, %classnames, %deprecatedheaders);
-our (@qpa_headers, @private_headers);
-
-# will be derived from sync.profile
-our %reverse_classnames = ();
-my %ignore_for_include_check = ();
-my %ignore_for_qt_begin_namespace_check = ();
-
-# global variables (modified by options)
-my $isunix = 0;
-my $module = 0;
-my $showonly = 0;
-my $verbose_level = 1;
-my $remove_stale = 1;
-my $force_win = 0;
-my $check_includes = 0;
-my $copy_headers = 0;
-my $minimal = 0;
-my $module_version = 0;
-my @modules_to_sync ;
-
-
-# functions ----------------------------------------------------------
-
-######################################################################
-# Syntax:  showUsage()
-# Params:  -none-
-#
-# Purpose: Show the usage of the script.
-# Returns: -none-
-######################################################################
-sub showUsage
-{
-    print "$0 usage:\n";
-    print "  <module directory>    Specifies which module to sync header files for (required for shadow builds!)\n\n";
-
-    print "  -copy                 Copy headers instead of include-fwd(default: " . ($copy_headers ? "yes" : "no") . ")\n";
-    print "  -remove-stale         Removes stale headers              (default: " . ($remove_stale ? "yes" : "no") . ")\n";
-    print "  -windows              Force platform to Windows          (default: " . ($force_win ? "yes" : "no") . ")\n";
-    print "  -showonly             Show action but not perform        (default: " . ($showonly ? "yes" : "no") . ")\n";
-    print "  -minimal              Do not create CamelCase headers    (default: " . ($minimal ? "yes" : "no") . ")\n";
-    print "  -outdir <PATH>        Specify output directory for sync  (default: $out_basedir)\n";
-    print "  -builddir <PATH>      Specify build directory for sync   (default: same as -outdir)\n";
-    print "  -version <VERSION>    Specify the module's version       (default: detect from qglobal.h)\n";
-    print "  -quiet                Only report problems, not activity (same as -verbose 0)\n";
-    print "  -v, -verbose <level>  Sets the verbosity level (max. 4)  (default: $verbose_level)\n";
-    print "                        The short form increases the level by +1\n";
-    print "  -separate-module <NAME>:<PROFILEDIR>:<HEADERDIR>\n";
-    print "                        Create headers for <NAME> with original headers in\n";
-    print "                        <HEADERDIR> relative to <PROFILEDIR> \n";
-    print "  -help                 This help\n";
-    exit 0;
-}
-
-######################################################################
-# Syntax:  checkUnix()
-# Params:  -none-
-#
-# Purpose: Check if script runs on a Unix system or not. Cygwin
-#          systems are _not_ detected as Unix systems.
-# Returns: 1 if a unix system, else 0.
-######################################################################
-sub checkUnix {
-    my ($r) = 0;
-    if ( $force_win != 0) {
-        return 0;
-    } elsif ( -f "/bin/uname" ) {
-        $r = 1;
-        (-f "\\bin\\uname") && ($r = 0);
-    } elsif ( -f "/usr/bin/uname" ) {
-        $r = 1;
-        (-f "\\usr\\bin\\uname") && ($r = 0);
-    }
-    if($r) {
-        $_ = $Config{'osname'};
-        $r = 0 if( /(ms)|(cyg)win/i );
-    }
-    return $r;
-}
-
-sub checkRelative {
-    my ($dir) = @_;
-    return 0 if($dir =~ /^\//);
-    return 0 if(!checkUnix() && $dir =~ /[a-zA-Z]:[\/\\]/);
-    return 1;
-}
-
-######################################################################
-# Syntax:  shouldMasterInclude(iheader)
-# Params:  iheader, string, filename to verify inclusion
-#
-# Purpose: Determines if header should be in the master include file.
-# Returns: 0 if file contains "#pragma qt_no_master_include" or not
-#          able to open, else 1.
-######################################################################
-sub shouldMasterInclude {
-    my ($iheader) = @_;
-    return 0 if (basename($iheader) =~ /_/);
-    return 0 if (basename($iheader) =~ /qconfig/);
-    local $/ = "\x0a";
-    if (open(F, "<$iheader")) {
-        while (<F>) {
-            s/\x0d?\x0a//;
-            return 0 if (/^\#pragma qt_no_master_include$/);
-        }
-        close(F);
-    } else {
-        return 0;
-    }
-    return 1;
-}
-
-######################################################################
-# Syntax:  filterDeprecationMacros(line)
-# Params:  line: a line of C++ source
-#
-# Purpose: Removes occurrences of QT_DEPRECATED_* macro calls.
-#          The calls may have an argument list that is also removed.
-# Returns: The filtered line.
-######################################################################
-sub filterDeprecationMacros {
-    my $line = $_[0];
-    my $rest;
-    if ($line =~ /(.*\s+)QT_DEPRECATED_[[:upper:][:digit:]_]+\s*(.*)/) {
-        $line = $1;
-        $rest = $2;
-
-        # Does the macro call have an argument list? If so, remove it.
-        # The regular expression matches balanced parenthesis anywhere in $rest.
-        # Therefore, we must check whether the match starts at index zero.
-        if ($rest =~ /\((?:[^)(]+|(?R))*+\)/ && $-[0] == 0) {
-            $line .= substr($rest, $+[0]);
-        } else {
-            $line .= $rest;
-        }
-    }
-    return $line;
-}
-
-######################################################################
-# Syntax:  classNames(iheader, clean, requires)
-# Params:  iheader, string, filename to parse for classname "symlinks"
-#          (out) clean, boolean, will be set to false if the header isn't clean
-#          (out) requires, string, will be set to non-empty if the header
-#                                  requires a feature
-#
-# Purpose: Scans through iheader to find all classnames that should be
-#          synced into library's include structure.
-# Returns: List of all class names in a file.
-######################################################################
-sub classNames {
-    my @ret;
-    my ($iheader, $clean, $requires) = @_;
-    $$clean = 1;
-    $$requires = "";
-
-    my $suspended = 0;
-    my $ihdrbase = basename($iheader);
-
-    my $parsable = "";
-    local $/ = "\x0a";
-    if(open(F, "<$iheader")) {
-        while(<F>) {
-            s/\x0d?\x0a//;
-            my $line = $_;
-            if($line =~ /^\#/) {
-                $$clean = 0 if ($line =~ m/^#pragma qt_sync_skip_header_check/);
-                return @ret if($line =~ m/^#pragma qt_sync_stop_processing/);
-                push(@ret, $1) if($line =~ m/^#pragma qt_class\(([^)]*)\)[\r\n]*$/);
-                $suspended = 1 if ($line =~ m/^#pragma qt_sync_suspend_processing/);
-                $suspended = 0 if ($line =~ m/^#pragma qt_sync_resume_processing/);
-                $line = 0;
-            }
-            if ($line && !$suspended) {
-                $line =~ s,//.*$,,; #remove c++ comments
-                $line .= ";" if($line =~ m/^Q_[A-Z_0-9]*\(.*\)[\r\n]*$/); #qt macro
-                $line .= ";" if($line =~ m/^QT_(BEGIN|END)_HEADER[\r\n]*$/); #qt macro
-                $line .= ";" if($line =~ m/^QT_(BEGIN|END)_NAMESPACE(_[A-Z]+)*[\r\n]*$/); #qt macro
-                $line .= ";" if($line =~ m/^QT_MODULE\(.*\)[\r\n]*$/); # QT_MODULE macro
-                $line .= ";" if($line =~ m/^QT_WARNING_(PUSH|POP|DISABLE_\w+\(.*\))[\r\n]*$/); # qt macros
-                $line .= ";" if($line =~ m/^QT_DECLARE_QE?SDP_SPECIALIZATION_DTOR(_WITH_EXPORT)?\(.*\)[\r\n]*$/); # qt macros
-                $$requires = $1 if ($line =~ m/^QT_REQUIRE_CONFIG\((.*)\);[\r\n]*$/);
-                $parsable .= " " . $line;
-            }
-        }
-        close(F);
-    }
-
-    my $last_definition = 0;
-    my @namespaces;
-    for(my $i = 0; $i < length($parsable); $i++) {
-        my $definition = 0;
-        my $character = substr($parsable, $i, 1);
-        if($character eq "/" && substr($parsable, $i+1, 1) eq "*") { #I parse like this for greedy reasons
-            for($i+=2; $i < length($parsable); $i++) {
-                my $end = substr($parsable, $i, 2);
-                if($end eq "*/") {
-                    $last_definition = $i+2;
-                    $i++;
-                    last;
-                }
-            }
-        } elsif($character eq "{") {
-            my $brace_depth = 1;
-            my $block_start = $i + 1;
-          BLOCK: for($i+=1; $i < length($parsable); $i++) {
-              my $ignore = substr($parsable, $i, 1);
-              if($ignore eq "{") {
-                  $brace_depth++;
-              } elsif($ignore eq "}") {
-                  $brace_depth--;
-                  unless($brace_depth) {
-                      for(my $i2 = $i+1; $i2 < length($parsable); $i2++) {
-                          my $end = substr($parsable, $i2, 1);
-                          if($end eq ";" || $end ne " ") {
-                              $definition = substr($parsable, $last_definition, $block_start - $last_definition) . "}";
-                              $i = $i2 if($end eq ";");
-                              $last_definition = $i + 1;
-                              last BLOCK;
-                          }
-                      }
-                  }
-              }
-          }
-        } elsif($character eq ";") {
-            $definition = substr($parsable, $last_definition, $i - $last_definition + 1);
-            $last_definition = $i + 1;
-        } elsif($character eq "}") {
-            # a naked } must be a namespace ending
-            # if it's not a namespace, it's eaten by the loop above
-            pop @namespaces;
-            $last_definition = $i + 1;
-        }
-
-        if (substr($parsable, $last_definition, $i - $last_definition + 1) =~ m/ namespace ([^ ]*) /
-            && substr($parsable, $i+1, 1) eq "{") {
-            push @namespaces, $1;
-
-            # Eat the opening { so that the condensing loop above doesn't see it
-            $i++;
-            $last_definition = $i + 1;
-        }
-
-        if($definition) {
-            $definition =~ s=[\n\r]==g;
-            $definition = filterDeprecationMacros($definition);
-            my @symbols;
-            my $post_kw = qr/Q_DECL_FINAL|final|sealed/; # add here macros and keywords that go after the class-name of a class definition
-            if($definition =~ m/^ *typedef *.*\(\*([^\)]*)\)\(.*\);$/) {
-                push @symbols, $1;
-            } elsif($definition =~ m/^ *typedef +(.*) +([^ ]*);$/) {
-                push @symbols, $2;
-            } elsif($definition =~ m/^ *(template *<.*> *)?(class|struct) +([^ <>]* +)?((?!$post_kw)[^<\s]+) ?(<[^>]*> ?)?\s*(?:$post_kw)?\s*((,|:)\s*(public|protected|private) *.*)? *\{\}$/o) {
-                push @symbols, $4;
-            } elsif($definition =~ m/^ *Q_DECLARE_.*ITERATOR\((.*)\);$/) {
-                push @symbols, "Q" . $1 . "Iterator";
-                push @symbols, "QMutable" . $1 . "Iterator";
-            }
-
-            our $publicclassregexp;
-            foreach my $symbol (@symbols) {
-                $symbol = (join("::", @namespaces) . "::" . $symbol) if (scalar @namespaces);
-
-                my $revhdr = $reverse_classnames{$symbol};
-                next if (defined($revhdr) and $revhdr ne $ihdrbase);
-                if ($symbol =~ /^Q[^:]*$/) {           # no-namespace, starting with Q
-                    push @ret, $symbol;
-                } elsif (defined($publicclassregexp)) {
-                    push @ret, $symbol if ($symbol =~ $publicclassregexp);
-                }
-            }
-        }
-    }
-    return @ret;
-}
-
-sub check_header {
-    my ($lib, $header, $iheader, $public_header, $private_header) = @_;
-    my $header_skip_qt_begin_namespace_test = 0;
-
-    return if ($ignore_for_include_check{$header});
-    if ($public_header) {
-        $header_skip_qt_begin_namespace_test = $header &&
-             ($ignore_for_qt_begin_namespace_check{$header} || $header =~ m,(^|/)q\w+global\.h$,);
-    }
-
-    local $/ = "\x0a";
-    open(F, "<$iheader") or return;
-    my $qt_begin_namespace_found = 0;
-    my $qt_end_namespace_found = 0;
-    my $qt_namespace_suffix = "";
-    my $line;
-    my $stop_processing = 0;
-    my $we_mean_it = 0;
-    while ($line = <F>) {
-        $line =~ s/\x0d?\x0a//;
-        my $output_line = 1;
-        if ($line =~ /^ *\# *pragma (qt_no_included_check|qt_sync_stop_processing)/) {
-            $stop_processing = 1;
-            last;
-        }
-        if ($line =~ /^ *\# *include/) {
-            my $include = $line;
-            if ($line =~ /<.*>/) {
-                $include =~ s,.*<(.*)>.*,$1,;
-            } elsif ($line =~ /".*"/) {
-                $include =~ s,.*"(.*)".*,$1,;
-            } else {
-                $include = 0;
-            }
-            if ($include && $public_header) {
-                print STDERR "$lib: ERROR: $iheader includes private header $include\n" if ($include =~ /_p\.h$/);
-                for my $trylib (keys(%modules)) {
-                    if (-e "$out_basedir/include/$trylib/$include") {
-                        print STDERR "$lib: WARNING: $iheader includes $include when it should include $trylib/$include\n";
-                    }
-                }
-            }
-        } elsif (!$private_header) {
-            if ($header_skip_qt_begin_namespace_test == 0 and $line =~ /^QT_BEGIN_NAMESPACE(_[A-Z_]+)?\s*$/) {
-                $qt_namespace_suffix = defined($1) ? $1 : "";
-                $qt_begin_namespace_found = 1;
-            } elsif ($header_skip_qt_begin_namespace_test == 0 and $line =~ /^QT_END_NAMESPACE$qt_namespace_suffix\s*$/) {
-                $qt_end_namespace_found = 1;
-            }
-        } elsif ($line =~ "^// We mean it.") {
-            ++$we_mean_it;
-        }
-    }
-
-    if ($public_header) {
-        if ($header_skip_qt_begin_namespace_test == 0 and $stop_processing == 0) {
-            if ($qt_begin_namespace_found == 0) {
-                print STDERR "$lib: WARNING: $iheader does not include QT_BEGIN_NAMESPACE\n";
-            }
-
-            if ($qt_begin_namespace_found && $qt_end_namespace_found == 0) {
-                print STDERR "$lib: WARNING: $iheader has QT_BEGIN_NAMESPACE$qt_namespace_suffix but no QT_END_NAMESPACE$qt_namespace_suffix\n";
-            }
-        }
-    } elsif ($private_header) {
-        print STDERR "$lib: WARNING: $iheader does not have the \"We mean it.\" warning\n" if (!$we_mean_it);
-    }
-
-    close(F);
-}
-
-sub make_path {
-    my ($dir, $lib, $be_verbose) = @_;
-    unless(-e $dir) {
-        mkpath $dir;
-        $dir = "<outbase>" . substr($dir, length($out_basedir)) if ($be_verbose < 3);
-        print "$lib: mkpath $dir\n" if ($be_verbose > 1);
-    }
-}
-
-######################################################################
-# Syntax:  syncHeader(header, iheader, copy, timestamp)
-# Params:  header, string, filename to create "symlink" for
-#          iheader, string, destination name of symlink
-#          copy, forces header to be a copy of iheader
-#          timestamp, the requested modification time if copying
-#
-# Purpose: Syncronizes header to iheader
-# Returns: 1 if successful, else 0.
-######################################################################
-sub syncHeader {
-    my ($lib, $header, $iheader, $copy, $ts) = @_;
-    normalizePath(\$iheader);
-    normalizePath(\$header);
-    return copyFile($lib, $iheader, $header) if($copy);
-
-    my $header_dir = dirname($header);
-    my $iheader_out = fixPaths($iheader, $header_dir);
-    my $new_forwarding_header_content = "#include \"$iheader_out\"\n";
-
-    # By default, create / update the forwarding header if it does
-    # not exist.
-    my $forwarding_header_exists = (-e $header ? 1 : 0);
-    my $update_forwarding_header = !$forwarding_header_exists;
-
-    # If remove_stale option is on, make sure to overwrite the
-    # forwarding header contents if the file already exists and its
-    # content is different from what we will generate.
-    if ($forwarding_header_exists && $remove_stale) {
-        my $existing_forwarding_header_content = fileContents($header);
-        $existing_forwarding_header_content =~ s/\r//g; # remove \r's , so comparison is ok on all platforms
-        my $header_content_is_different =
-           $new_forwarding_header_content ne $existing_forwarding_header_content;
-        $update_forwarding_header ||= $header_content_is_different;
-    }
-
-    if ($update_forwarding_header) {
-        make_path($header_dir, $lib, $verbose_level);
-
-        #write it
-        open(HEADER, ">$header") || die "Could not open $header for writing: $!\n";
-        print HEADER "$new_forwarding_header_content";
-        close HEADER;
-        if(defined($ts)) {
-            utime(time, $ts, $header) or die "$iheader, $header";
-        }
-        return 1;
-    }
-    return 0;
-}
-
-######################################################################
-# Syntax:  fixPaths(file, dir)
-# Params:  file, string, filepath to be made relative to dir
-#          dir, string, dirpath for point of origin
-#
-# Purpose: file is made relative (if possible) of dir.
-# Returns: String with the above applied conversion.
-######################################################################
-
-sub cleanupPath {
-    my ($file) = @_;
-    normalizePath(\$file);
-    while ($file =~ s,/[^/]+/\.\./,/,) {}
-    return $file;
-}
-
-sub fixPaths {
-    my ($file, $dir) = @_;
-
-    my $out = File::Spec->abs2rel(cleanupPath($file), cleanupPath($dir));
-    $out =~ s,\\,/,g;
-    $out = "\"$out\"" if ($out =~ / /);
-    return $out;
-}
-
-######################################################################
-# Syntax:  fileContents(filename)
-# Params:  filename, string, filename of file to return contents
-#
-# Purpose: Get the contents of a file.
-# Returns: String with contents of the file, or empty string if file
-#          doens't exist.
-# Warning: Dies if it does exist but script cannot get read access.
-######################################################################
-sub fileContents {
-    my ($filename) = @_;
-    my $filecontents = "";
-    if (-e $filename) {
-        open(I, "< $filename") || die "Could not open $filename for reading, read block?";
-        local $/;
-        binmode I;
-        $filecontents = <I>;
-        close I;
-    }
-    return $filecontents;
-}
-
-######################################################################
-# Syntax:  writeFile(filename, contents)
-# Params:  filename, string, filename of file to write
-#          contents, string, new contents for the file
-#
-# Purpose: Write file with given contents. If new contents match old
-#          ones, do no change the file's timestamp.
-# Returns: 1 if the file's contents changed.
-######################################################################
-sub writeFile {
-    my ($filename, $contents, $lib, $what) = @_;
-    my $oldcontents = fileContents($filename);
-    $oldcontents =~ s/\r//g; # remove \r's , so comparison is ok on all platforms
-    if ($oldcontents ne $contents) {
-        open(O, "> " . $filename) || die "Could not open $filename for writing: $!\n";
-        print O $contents;
-        close O;
-        if ($lib && $verbose_level) {
-            my $action = ($oldcontents eq "") ? "created" : "updated";
-            print "$lib: $action $what\n";
-        }
-        return 1;
-    }
-    return 0;
-}
-
-######################################################################
-# Syntax:  fileCompare(file1, file2)
-# Params:  file1, string, filename of first file
-#          file2, string, filename of second file
-#
-# Purpose: Determines if files are equal, and which one is newer.
-# Returns: 0 if files are equal no matter the timestamp, -1 if file1
-#          is newer, 1 if file2 is newer.
-######################################################################
-sub fileCompare {
-    my ($file1, $file2) = @_;
-    my $file1contents = fileContents($file1);
-    my $file2contents = fileContents($file2);
-    if (! -e $file1) { return 1; }
-    if (! -e $file2) { return -1; }
-    return $file1contents ne $file2contents ? (stat($file2))[9] <=> (stat($file1))[9] : 0;
-}
-
-######################################################################
-# Syntax:  copyFile(file, ifile)
-# Params:  file, string, filename to create duplicate for
-#          ifile, string, destination name of duplicate
-#
-# Purpose: Keeps files in sync so changes in the newer file will be
-#          written to the other.
-# Returns: 1 if files were synced, else 0.
-# Warning: Dies if script cannot get write access.
-######################################################################
-sub copyFile
-{
-    my ($lib, $file,$ifile, $copy,$knowdiff,$filecontents,$ifilecontents) = @_;
-    # Bi-directional synchronization
-    open( I, "< " . $file ) || die "Could not open $file for reading";
-    local $/;
-    binmode I;
-    $filecontents = <I>;
-    close I;
-    if ( open(I, "< " . $ifile) ) {
-        local $/;
-        binmode I;
-        $ifilecontents = <I>;
-        close I;
-        $copy = fileCompare($file, $ifile);
-        $knowdiff = 0,
-    } else {
-        $copy = -1;
-        $knowdiff = 1;
-    }
-
-    if ( $knowdiff || ($filecontents ne $ifilecontents) ) {
-        if ( $copy > 0 ) {
-            my $file_dir = dirname($file);
-            make_path($file_dir, $lib, $verbose_level);
-            open(O, "> " . $file) || die "Could not open $file for writing (no write permission?)";
-            local $/;
-            binmode O;
-            print O $ifilecontents;
-            close O;
-            utime time, (stat($ifile))[9], $file;
-            return 1;
-        } elsif ( $copy < 0 ) {
-            my $ifile_dir = dirname($ifile);
-            make_path($ifile_dir, $lib, $verbose_level);
-            open(O, "> " . $ifile) || die "Could not open $ifile for writing (no write permission?)";
-            local $/;
-            binmode O;
-            print O $filecontents;
-            close O;
-            utime time, (stat($file))[9], $ifile;
-            return 1;
-        }
-    }
-    return 0;
-}
-
-######################################################################
-# Syntax:  findFiles(dir, match)
-# Params:  dir, string, directory to search for name
-#          match, string, regular expression to match in dir
-#
-# Purpose: Finds files matching a regular expression.
-# Returns: List of matching files.
-#
-# Example:
-#   findFiles("/tmp", "^#")      - finds #* files in /tmp
-######################################################################
-sub findFiles {
-    my ($dir, $match) = @_;
-    my ($file,$p,@files);
-    local(*D);
-    normalizePath(\$dir);
-    ($dir eq "") && ($dir = ".");
-    if ( opendir(D,$dir) ) {
-        if ( $dir eq "." ) {
-            $dir = "";
-        } else {
-            ($dir =~ /\/$/) || ($dir .= "/");
-        }
-        foreach $file ( sort readdir(D) ) {
-            next if ( $file  =~ /^\.\.?$/ );
-            $p = $file;
-            ($file =~ /$match/) && (push @files, $p);
-        }
-        closedir(D);
-    }
-    return @files;
-}
-
-sub listSubdirs {
-    my @subdirs = @_;
-    foreach my $subdir (@subdirs) {
-        opendir DIR, $subdir or die "Huh, directory ".$subdir." cannot be opened.";
-        foreach my $t (sort readdir(DIR)) {
-            push @subdirs, "$subdir/$t" if(-d "$subdir/$t" && !($t eq ".") &&
-                                           !($t eq "..") && !($t eq ".obj") &&
-                                           !($t eq ".moc") && !($t eq ".rcc") &&
-                                           !($t eq ".uic") && !($t eq "build") &&
-                                           !($t eq "doc"));
-        }
-        closedir DIR;
-    }
-    return @subdirs;
-}
-
-######################################################################
-# Syntax:  loadSyncProfile()
-#
-# Purpose: Loads the sync.profile.
-######################################################################
-sub loadSyncProfile {
-    if ($verbose_level) {
-        print("<srcbase> = $basedir \n");
-        print("<bldbase> = $build_basedir \n");
-        print("<outbase> = $out_basedir \n");
-    }
-
-    my $syncprofile = "$basedir/sync.profile";
-    my $result;
-    unless ($result = do "$syncprofile") {
-        die "syncqt couldn't parse $syncprofile: $@" if $@;
-        die "syncqt couldn't execute $syncprofile: $!" unless defined $result;
-    }
-
-    for my $fn (keys %classnames) {
-        for my $cn (split(/,/, $classnames{$fn})) {
-            $reverse_classnames{$cn} = $fn;
-        }
-    }
-
-    push @private_headers, qr/_p(ch)?\.h$/;
-}
-
-sub basePrettify {
-    my ($arg) = @_;
-    $$arg =~ s,^\Q$basedir\E,<srcbase>,;
-    $$arg =~ s,^\Q$build_basedir\E,<bldbase>,;
-    $$arg =~ s,^\Q$out_basedir\E,<outbase>,;
-}
-
-sub cleanPath {
-    my ($arg) = @_;
-    while ($arg =~ s,[^/]+/\.\.(/|$),,) {}
-    return $arg;
-}
-
-######################################################################
-# Syntax:  locateSyncProfile()
-#
-# Purpose: Locates the sync.profile.
-######################################################################
-sub locateSyncProfile
-{
-    my ($directory) = @_;
-    $directory = abs_path($directory);
-    while (1) {
-        my $file = $directory."/sync.profile";
-        return $file if (-e $file);
-        my $odir = $directory;
-        $directory = dirname($directory);
-        return undef if ($directory eq $odir);
-    }
-}
-
-sub isQpaHeader
-{
-    my ($header) = @_;
-    foreach my $qpa_header (@qpa_headers) {
-        return 1 if ($header =~ $qpa_header);
-    }
-    return 0;
-}
-
-sub isPrivateHeader
-{
-    my ($header) = @_;
-    foreach my $private_header (@private_headers) {
-        return 1 if ($header =~ $private_header);
-    }
-    return 0;
-}
-
-sub globosort($$) {
-    my ($a, $b) = @_;
-    if ($a =~ /^q(.*)global\.h$/) {
-        my $sa = $1;
-        if ($b =~ /^q(.*)global\.h$/) {
-            my $sb = $1;
-            # Compare stems so qglobal.h (empty stem) is first:
-            return $sa cmp $sb;
-        }
-        return -1; # $a is global, so before $b
-    }
-    return +1 if $b =~ /^q.*global\.h$/; # $a not global, so after $b
-    return $a cmp $b;
-}
-
-# check if this is an in-source build, and if so use that as the basedir too
-$basedir = locateSyncProfile($out_basedir);
-if ($basedir) {
-    $basedir = dirname($basedir) ;
-    normalizePath(\$basedir);
-}
-
-# --------------------------------------------------------------------
-# "main" function
-# --------------------------------------------------------------------
-
-while ( @ARGV ) {
-    my $var = 0;
-    my $val = 0;
-
-    #parse
-    my $arg = shift @ARGV;
-    if ($arg eq "-h" || $arg eq "-help" || $arg eq "-?" || $arg eq "?") {
-        $var = "show_help";
-        $val = "yes";
-    } elsif($arg eq "-copy") {
-        $var = "copy";
-        $val = "yes";
-    } elsif($arg eq "-o" || $arg eq "-outdir") {
-        $var = "output";
-        $val = shift @ARGV;
-    } elsif($arg eq "-builddir") {
-        $var = "build";
-        $val = shift @ARGV;
-    } elsif($arg eq "-showonly" || $arg eq "-remove-stale" || $arg eq "-windows" ||
-            $arg eq "-relative" || $arg eq "-check-includes") {
-        $var = substr($arg, 1);
-        $val = "yes";
-    } elsif($arg =~ /^-no-(.*)$/) {
-        $var = $1;
-        $val = "no";
-        #these are for commandline compat
-    } elsif($arg eq "-inc") {
-        $var = "output";
-        $val = shift @ARGV;
-    } elsif($arg eq "-module") {
-        $var = "module";
-        $val = shift @ARGV;
-    } elsif($arg eq "-separate-module") {
-        $var = "separate-module";
-        $val = shift @ARGV;
-    } elsif($arg eq "-show") {
-        $var = "showonly";
-        $val = "yes";
-    } elsif($arg eq "-quiet") {
-        $var = "verbose";
-        $val = "0";
-    } elsif($arg eq "-v") {
-        $var = "verbose";
-        $val = "yes";
-    } elsif($arg eq "-verbose") {
-        $var = "verbose";
-        $val = shift @ARGV;
-    } elsif($arg eq "-minimal") {
-        $var = "minimal";
-        $val = "yes";
-    } elsif($arg eq "-version") {
-        $var = "version";
-        $val = shift @ARGV;
-    } elsif($arg =~/^-/) {
-        print STDERR "ERROR: Unknown option: $arg\n\n" if (!$var);
-        showUsage();
-    } else {
-        $basedir = locateSyncProfile($arg);
-        die "Could not find a sync.profile for '$arg'\n" if (!$basedir);
-        $basedir = dirname($basedir);
-        normalizePath(\$basedir);
-        $var = "ignore";
-    }
-
-    #do something
-    if(!$var || $var eq "show_help") {
-        print STDERR "ERROR: Unknown option: $arg\n\n" if (!$var);
-        showUsage();
-    } elsif ($var eq "copy") {
-        if($val eq "yes") {
-            $copy_headers++;
-        } elsif($showonly) {
-            $copy_headers--;
-        }
-    } elsif ($var eq "showonly") {
-        if($val eq "yes") {
-            $showonly++;
-        } elsif($showonly) {
-            $showonly--;
-        }
-    } elsif ($var eq "verbose") {
-        if($val eq "yes") {
-            $verbose_level++;
-        } elsif($val eq "no" && $verbose_level) {
-            $verbose_level--;
-        } else {
-            $verbose_level = int($val);
-        }
-    } elsif ($var eq "check-includes") {
-        if($val eq "yes") {
-            $check_includes++;
-        } elsif($check_includes) {
-            $check_includes--;
-        }
-    } elsif ($var eq "remove-stale") {
-        if($val eq "yes") {
-            $remove_stale++;
-        } elsif($remove_stale) {
-            $remove_stale--;
-        }
-    } elsif ($var eq "windows") {
-        if($val eq "yes") {
-            $force_win++;
-        } elsif($force_win) {
-            $force_win--;
-        }
-    } elsif ($var eq "minimal") {
-        if($val eq "yes") {
-            $minimal++;
-        } elsif($minimal) {
-            $minimal--;
-        }
-    } elsif ($var eq "module") {
-        push @modules_to_sync, $val;
-    } elsif ($var eq "separate-module") {
-        my ($module, $prodir, $headerdir) = split(/:/, $val);
-        $modules{$module} = $prodir;
-        push @modules_to_sync, $module;
-        $moduleheaders{$module} = $headerdir;
-    } elsif ($var eq "version") {
-        if($val) {
-            $module_version = $val;
-        } else {
-            die "The -version option requires an argument";
-        }
-    } elsif ($var eq "output") {
-        my $outdir = $val;
-        if(checkRelative($outdir)) {
-            $out_basedir = getcwd();
-            chomp $out_basedir;
-            $out_basedir .= "/" . $outdir;
-        } else {
-            $out_basedir = $outdir;
-        }
-        normalizePath(\$out_basedir);
-    } elsif ($var eq "build") {
-        my $outdir = $val;
-        if (checkRelative($outdir)) {
-            $build_basedir = getcwd();
-            chomp $build_basedir;
-            $build_basedir .= "/" . $outdir;
-        } else {
-            $build_basedir = $outdir;
-        }
-        normalizePath(\$build_basedir);
-    }
-}
-
-# if we have no $basedir we cannot be sure which sources you want, so die
-die "Could not find any sync.profile for your module!\nPass <module directory> to syncqt to sync your header files.\nsyncqt failed" if (!$basedir);
-die "The -version argument is mandatory" if (!$module_version);
-
-$build_basedir = $out_basedir if (!defined($build_basedir));
-
-our @ignore_headers = ();
-our @ignore_for_include_check = ();
-our @ignore_for_qt_begin_namespace_check = ();
-our @ignore_for_qt_module_check = ();
-our %inject_headers = ();
-
-# load the module's sync.profile here, before we can
-loadSyncProfile();
-
-@modules_to_sync = keys(%modules) if($#modules_to_sync == -1);
-
-for my $p (keys %inject_headers) {
-    push @ignore_for_include_check, @{$inject_headers{$p}};
-}
-
-my %allmoduleheadersprivate = map { $_ => 1 } @allmoduleheadersprivate;
-%ignore_for_include_check = map { $_ => 1 } @ignore_for_include_check;
-%ignore_for_qt_begin_namespace_check = map { $_ => 1 } @ignore_for_qt_begin_namespace_check;
-
-$isunix = checkUnix; #cache checkUnix
-
-foreach my $lib (@modules_to_sync) {
-    die "No such module: $lib" unless(defined $modules{$lib});
-
-    #iteration info
-    my $module = $modules{$lib};
-    my $is_qt = !($module =~ s/^!//);
-    my @dirs = split(/;/, $module);
-    my $dir = $dirs[0];
-    shift @dirs if ($dir =~ s/^>//);
-
-    my $pathtoheaders = "";
-    $pathtoheaders = $moduleheaders{$lib} if ($moduleheaders{$lib});
-
-    my $allheadersprivate = 0;
-    $allheadersprivate = 1 if $allmoduleheadersprivate{$lib};
-
-    #information used after the syncing
-    my $pri_install_gfiles = "";
-    my $pri_install_files = "";
-    my $pri_install_pfiles = "";
-    my $pri_install_qpafiles = "";
-    my $pri_injections = "";
-    my $pri_clean_files = "";
-
-    my $libcapitals = uc($lib);
-    my %master_contents = ();
-
-    #remove the old files
-    if ($remove_stale && !$minimal) {
-        my %injections = ();
-        for my $p (keys %inject_headers) {
-            next unless ($p =~ /^\Q$dir\E(\/|$)/);
-            my $sp = $p;
-            $sp =~ s,^\Q$basedir\E/,$build_basedir/,;
-            for my $n (@{$inject_headers{$p}}) {
-                $injections{$sp."/".$n} = 1;
-            }
-        }
-        my @subdirs = ("$out_basedir/include/$lib");
-        foreach my $subdir (@subdirs) {
-            if (opendir DIR, $subdir) {
-                foreach my $t (sort { $b cmp $a } readdir(DIR)) {
-                    next if ($t =~ /\.pri$/);
-                    next if ($t =~ /^qt[a-z0-9]+-config(_p)?\.h$/);
-                    my $file = "$subdir/$t";
-                    if(-d $file) {
-                        push @subdirs, $file unless($t eq "." || $t eq "..");
-                    } else {
-                        my @files = ($file);
-                        #push @files, "$out_basedir/include/Qt/$t" if(-e "$out_basedir/include/Qt/$t");
-                        foreach my $file (@files) {
-                           my $remove_file = 0;
-                           local $/ = "\x0a";
-                           if(open(F, "<$file")) {
-                                while(my $line = <F>) {
-                                    $line =~ s/\x0d?\x0a//;
-                                    if($line =~ /^\#include \"([^\"]*)\"$/) {
-                                        my $include = $1;
-                                        $include = $subdir . "/" . $include unless(substr($include, 0, 1) eq "/");
-                                        $remove_file = 1 unless(-e $include or defined $injections{cleanPath($include)});
-                                    } else {
-                                        $remove_file = 0;
-                                        last;
-                                    }
-                                }
-                                close(F);
-                                unlink $file if($remove_file);
-                            }
-                        }
-                    }
-                }
-                closedir DIR;
-            }
-
-        }
-    }
-
-    #create the new ones
-    foreach my $current_dir (@dirs) {
-        my $thisprivate = 0;
-        ($current_dir =~ s/^\^//) and $thisprivate = 1;
-        my @headers_paths = split(/;/, $pathtoheaders);
-        if (@headers_paths) {
-            @headers_paths = map { "$current_dir/$_" } @headers_paths;
-        } else {
-            push @headers_paths, $current_dir;
-        }
-
-        foreach my $headers_dir (@headers_paths) {
-            #calc subdirs
-            my @subdirs = listSubdirs($headers_dir);
-
-            #calc files and "copy" them
-            foreach my $subdir (@subdirs) {
-                my @headers = findFiles($subdir, "^[-a-z0-9_]*\\.h\$");
-                @headers = grep(!/^qt[a-z0-9]+-config(_p)?\.h$/, @headers);
-                if (defined $inject_headers{$subdir}) {
-                    foreach my $if (@{$inject_headers{$subdir}}) {
-                        my $cif = $if;
-                        $cif =~ s/^\^//;
-                        @headers = grep(!/^\Q$cif\E$/, @headers); #in case we configure'd previously
-                        push @headers, "*".$if;
-                    }
-                }
-                my $header_dirname = "";
-                foreach my $header (@headers) {
-                    my $shadow = ($header =~ s/^\*//);
-                    my $no_stamp = $shadow && ($header =~ s/^\^//);
-                    $header = 0 if ($header =~ /^ui_.*\.h$/);
-                    foreach (@ignore_headers) {
-                        $header = 0 if($header eq $_);
-                    }
-                    if($header) {
-                        my $header_copies = 0;
-                        #figure out if it is a public header
-                        my $public_header = $header;
-                        my $qpa_header = 0;
-                        if(isQpaHeader($public_header)) {
-                            $public_header = 0;
-                            $qpa_header = 1;
-                        } elsif ($allheadersprivate || $thisprivate || isPrivateHeader($public_header)) {
-                            $public_header = 0;
-                        }
-
-                        my $clean_header;
-                        my $requires;
-                        my $iheader_src = $subdir . "/" . $header;
-                        my $iheader = $iheader_src;
-                        $iheader =~ s/^\Q$basedir\E/$build_basedir/ if ($shadow);
-                        if ($check_includes) {
-                            # We need both $public_header and $private_header because QPA headers count as neither
-                            my $private_header = !$public_header && !$qpa_header
-                                && $header =~ /_p\.h$/ && $subdir !~ /3rdparty/;
-                            if ($is_qt) { # skip check since this header is not qt header
-                                check_header($lib, $header, $iheader, $public_header, $private_header);
-                            }
-                        }
-                        my @classes = ();
-                        push @classes, classNames($iheader, \$clean_header, \$requires)
-                            if (!$shadow && $public_header && !$minimal && $is_qt);
-                        my $classname = $classnames{$header};
-                        push @classes, split(/,/, $classname) if ($classname);
-                        if($showonly) {
-                            print "$header [$lib]\n";
-                            foreach(@classes) {
-                                print "SYMBOL: $_\n";
-                            }
-                        } else {
-                            my $ts = $shadow ? 0 : (stat($iheader))[9];
-                            #find out all the places it goes..
-                            my $oheader;
-                            if ($public_header) {
-                                if ($is_qt || $headers_dir eq $subdir) { # this is qt header or header is not in subdirectory
-                                    $oheader = "$out_basedir/include/$lib/$header";
-                                } else {
-                                    my $subdirname = $subdir;
-                                    $subdirname =~ s/^$headers_dir//;
-                                    $oheader = "$out_basedir/include/$lib/$subdirname/$header"; # keep subdirectory name
-                                }
-                                foreach my $full_class (@classes) {
-                                    my $header_base = basename($header);
-                                    # Strip namespaces:
-                                    my $class = $full_class;
-                                    $class =~ s/^.*:://;
-    #                               if ($class =~ m/::/) {
-    #                                  class =~ s,::,/,g;
-    #                               }
-
-                                    $header_copies++ if (!$shadow && syncHeader($lib, "$out_basedir/include/$lib/$class", "$out_basedir/include/$lib/$header", 0, $ts));
-                                }
-                            } elsif (!$qpa_header) {
-                                $oheader = "$out_basedir/include/$lib/$module_version/$lib/private/$header";
-                            } else {
-                                $oheader = "$out_basedir/include/$lib/$module_version/$lib/qpa/$header";
-                            }
-                            $header_copies++ if (!$shadow && syncHeader($lib, $oheader, $iheader, $copy_headers, $ts));
-
-                            my $pri_install_iheader = fixPaths($iheader_src, $dir);
-                            my $injection = "";
-                            if ($public_header) {
-                                foreach my $class (@classes) {
-                                    # Strip namespaces:
-                                    $class =~ s/^.*:://;
-#                                   if ($class =~ m/::/) {
-#                                       $class =~ s,::,/,g;
-#                                   }
-                                    my $class_header = "$class ";
-                                    $pri_install_gfiles .= $class_header
-                                        unless ($shadow || $pri_install_gfiles =~ m/\b$class_header/);
-                                    $injection .= ":$class";
-                                }
-
-                                if (!$shadow) {
-                                    # put it into the master file
-                                    $master_contents{$public_header} = $requires if (shouldMasterInclude($iheader));
-
-                                    # deal with the install directives
-                                    $pri_install_files .= "$pri_install_iheader ";
-                                    $pri_clean_files .= "$pri_install_iheader".($requires ? ":".$requires : "")." " if ($clean_header);
-                                }
-                            }
-                            elsif ($qpa_header) {
-                                $pri_install_qpafiles.= "$pri_install_iheader ";;
-                            }
-                            elsif (!$shadow) {
-                                $pri_install_pfiles.= "$pri_install_iheader ";;
-                            }
-                            $pri_injections .= fixPaths($iheader, $build_basedir)
-                                               .":".($no_stamp ? "^" : "").fixPaths($oheader, "$out_basedir/include/$lib")
-                                               .$injection." " if ($shadow);
-                        }
-
-                        if ($verbose_level && $header_copies) {
-                            my $new_header_dirname = dirname($iheader);
-                            basePrettify(\$new_header_dirname) if ($new_header_dirname && $verbose_level < 2);
-                            my $header_base = basename($iheader);
-                            if ($verbose_level < 3) {
-                                my $line_prefix = ",";
-                                if ($new_header_dirname ne $header_dirname) {
-                                    $line_prefix = "$lib: created fwd-include header(s) for $new_header_dirname/ {";
-                                    $line_prefix = " }\n".$line_prefix if ($header_dirname);
-                                    $header_dirname = $new_header_dirname;
-                                } else {
-                                    $line_prefix = ",";
-                                }
-                                print "$line_prefix $header_base ($header_copies)";
-                            } else { # $verbose_level >= 3
-                                basePrettify(\$iheader) if ($verbose_level == 3);
-                                print "$lib: created $header_copies fwd-include headers for $iheader\n";
-                            }
-                        }
-                    }
-                }
-                print " }\n" if ($header_dirname && $verbose_level > 0 && $verbose_level < 3);
-            }
-        }
-    }
-
-    # populate the master include:
-    my $master_contents =
-        "#ifndef QT_".$libcapitals."_MODULE_H\n" .
-        "#define QT_".$libcapitals."_MODULE_H\n" .
-        "#include <$lib/${lib}Depends>\n" .
-        join("", map {
-            my $rq = $master_contents{$_};
-            ($rq ? "#if QT_CONFIG($rq)\n" : "") .
-            "#include \"$_\"\n" .
-            ($rq ? "#endif\n" : "")
-        } sort globosort keys %master_contents) .
-        "#include \"".lc($lib)."version.h\"\n" .
-        "#endif\n";
-
-    unless ($showonly || $minimal || !$is_qt) {
-        # create deprecated headers
-        my $first = 1;
-        while (my ($header, $include) = each %{$deprecatedheaders{$lib}}) {
-            die "Attempting unsupported aliasing of private header $header.\n"
-                if ($allheadersprivate || ($header =~ /_p\.h$/));
-
-            my $header_path = "$out_basedir/include/$lib/$header";
-            unless (-e $header_path) {
-                my $guard = "DEPRECATED_HEADER_" . $lib . "_" . $header;
-                $guard =~ s/([^a-zA-Z0-9_])/_/g;
-
-                my $header_dir = dirname($header_path);
-                make_path($header_dir, $lib, $verbose_level);
-
-                my $warning = "Header <$lib/$header> is deprecated. Please include <$include> instead.";
-                my $hdrcont =
-                    "#ifndef $guard\n" .
-                    "#define $guard\n" .
-                    "#if defined(__GNUC__)\n" .
-                    "#  warning $warning\n" .
-                    "#elif defined(_MSC_VER)\n" .
-                    "#  pragma message (\"$warning\")\n" .
-                    "#endif\n" .
-                    "#include <$include>\n" .
-                    "#if 0\n" .
-                    "#pragma qt_no_master_include\n" .
-                    "#endif\n" .
-                    "#endif\n";
-                if (writeFile($header_path, $hdrcont)) {
-                    if ($verbose_level > 0 and $verbose_level < 3) {
-                        my $line_prefix = ",";
-                        $line_prefix = "$lib: created deprecated header(s) {" if ($first);
-                        print "$line_prefix $header";
-                    } elsif ($verbose_level >= 3) {
-                        print "$lib: created deprecated header $header => $include\n";
-                    }
-                    $first = 0;
-                }
-            }
-
-            $pri_install_gfiles .= "$header ";
-        }
-        if ($verbose_level > 0 and $verbose_level < 3) {
-            print " }\n" unless ($first);
-        }
-
-        # module version header
-        my $vheader = "$out_basedir/include/$lib/".lc($lib)."version.h";
-        my $VHeader = "$out_basedir/include/$lib/${lib}Version";
-        syncHeader($lib, $VHeader, $vheader, 0);
-        $pri_install_gfiles .= lc($lib)."version.h ${lib}Version ";
-        my @versions = split(/\./, $module_version);
-        my $modulehexstring = sprintf("0x%02X%02X%02X", $versions[0], $versions[1], $versions[2]);
-        my $vhdrcont =
-            "/* This file was generated by syncqt. */\n".
-            "#ifndef QT_".uc($lib)."_VERSION_H\n".
-            "#define QT_".uc($lib)."_VERSION_H\n".
-            "\n".
-            "#define ".uc($lib)."_VERSION_STR \"".$module_version."\"\n".
-            "\n".
-            "#define ".uc($lib)."_VERSION ".$modulehexstring."\n".
-            "\n".
-            "#endif // QT_".uc($lib)."_VERSION_H\n";
-        writeFile($vheader, $vhdrcont, $lib, "version header");
-
-        my $master_include = "$out_basedir/include/$lib/$lib";
-        $pri_install_gfiles .= "$lib ";
-        writeFile($master_include, $master_contents, $lib, "master header");
-    }
-
-    unless ($showonly || $minimal) {
-        #handle the headers.pri for each module
-        my $headers_pri_contents = "";
-        $headers_pri_contents .= "SYNCQT.HEADER_FILES = $pri_install_files\n";
-        $headers_pri_contents .= "SYNCQT.GENERATED_HEADER_FILES = $pri_install_gfiles\n";
-        $headers_pri_contents .= "SYNCQT.PRIVATE_HEADER_FILES = $pri_install_pfiles\n";
-        $headers_pri_contents .= "SYNCQT.QPA_HEADER_FILES = $pri_install_qpafiles\n";
-        $headers_pri_contents .= "SYNCQT.CLEAN_HEADER_FILES = $pri_clean_files\n";
-        $headers_pri_contents .= "SYNCQT.INJECTIONS = $pri_injections\n";
-        my $headers_pri_file = "$out_basedir/include/$lib/headers.pri";
-        writeFile($headers_pri_file, $headers_pri_contents, $lib, "headers.pri file");
-    }
-}
-
-exit 0;