qt5base-lts/bin/syncqt.pl
Kai Koehne 29bd0b781a Windows: Avoid syncqt needlessly re-generating headers
Normalize newlines so that headers on Windows are not
always treated as outdated.

This amends 108fb2f197.

Task-number: QTBUG-86121
Change-Id: I46ddb3c5b42852bff75fd56ca224c555ac0bae94
Reviewed-by: Joerg Bornemann <joerg.bornemann@qt.io>
2020-08-19 12:46:09 +02:00

1266 lines
48 KiB
Perl
Executable File

#!/usr/bin/env perl
#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Copyright (C) 2016 Intel Corporation.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the build configuration tools of the Qt Toolkit.
##
## $QT_BEGIN_LICENSE:LGPL$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 3 as published by the Free Software
## Foundation and appearing in the file LICENSE.LGPL3 included in the
## packaging of this file. Please review the following information to
## ensure the GNU Lesser General Public License version 3 requirements
## will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 2.0 or (at your option) the GNU General
## Public license version 3 or any later version approved by the KDE Free
## Qt Foundation. The licenses are as published by the Free Software
## Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-2.0.html and
## https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
#
# 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$/);
}
close(F);
} else {
return 0;
}
return 1;
}
######################################################################
# Syntax: classNames(iheader, clean, requires)
# Params: iheader, string, filename to parse for classname "symlinks"
# (out) clean, boolean, will be set to false if the header isn't clean
# (out) requires, string, will be set to non-empty if the header
# requires a feature
#
# Purpose: Scans through iheader to find all classnames that should be
# synced into library's include structure.
# Returns: List of all class names in a file.
######################################################################
sub classNames {
my @ret;
my ($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
$$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 =~ s/QT_DEPRECATED_X\s*\(\s*".*?"\s*\)//g;
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) {
$header_skip_qt_begin_namespace_test = 1 if ($ignore_for_qt_begin_namespace_check{$header});
}
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
&& $header =~ /_p\.h$/ && $subdir !~ /3rdparty/;
check_header($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) {
$oheader = "$out_basedir/include/$lib/$header";
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 < 3) {
my $line_prefix = ",";
$line_prefix = "$lib: created deprecated header(s) {" if ($first);
print "$line_prefix $header";
} else {
print "$lib: created deprecated header $header => $include\n";
}
$first = 0;
}
}
$pri_install_gfiles .= "$header ";
}
if ($verbose_level < 3) {
print " }\n" unless ($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;