From e1350c56c14a5948830203023ed5d4d4221a0f87 Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@theqtcompany.com>
Date: Fri, 17 Apr 2015 11:59:53 +0200
Subject: fixqt4headers.pl: Improve detection of Qt 5 location.

Obtain the location of the include files by querying
the qmake variable QT_INSTALL_HEADERS by default, which
can be overridden by the command line option.

Task-number: QTBUG-45662
Change-Id: I03a781e9b98f5e2980dbaef86eedd05aec0103ce
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
---
 bin/fixqt4headers.pl | 49 ++++++++++++++++++++++++++++++-------------------
 1 file changed, 30 insertions(+), 19 deletions(-)

(limited to 'bin')

diff --git a/bin/fixqt4headers.pl b/bin/fixqt4headers.pl
index b08deb0ba2..59daecae86 100755
--- a/bin/fixqt4headers.pl
+++ b/bin/fixqt4headers.pl
@@ -47,7 +47,8 @@ my $stripModule = 0;
 my $fixedFileCount = 0;
 my $fileCount = 0;
 my $verbose = 0;
-my $qtdir = $ENV{'QTDIR'};
+my $qtdir;
+my $qtIncludeDir;
 
 my $USAGE=<<EOF;
 This script replaces all Qt 4 style includes with Qt 5 includes.
@@ -114,44 +115,54 @@ sub fixHeaders
 
 sub findQtHeaders
 {
-    my ($dirName,$baseDir) = @_;
+    my ($dirName,$includeDir) = @_;
 
     local (*DIR);
 
-    opendir(DIR, $baseDir . '/include/' . $dirName) || die ('Unable to open ' .$baseDir . '/include/' . $dirName . ': ' . $!);
+    my $moduleIncludeDir = $includeDir . '/' . $dirName;
+    opendir(DIR, $moduleIncludeDir) || die ('Unable to open ' . $moduleIncludeDir . ': ' . $!);
     my @headers = readdir(DIR);
     closedir(DIR);
 
     foreach my $header (@headers) {
-        next if (-d ($baseDir . '/include/' . $dirName . '/' . $header) || $header =~ /\.pri$/);
+        next if (-d ($moduleIncludeDir . '/' . $header) || $header =~ /\.pri$/);
         $headerSubst{$header} = $stripModule ?  $header : ($dirName . '/' . $header);
     }
 }
 
 # -------- MAIN
 
-die "This script requires the QTDIR environment variable pointing to Qt 5\n" unless $qtdir;
+if ($qtdir) {
+    $qtIncludeDir = $qtdir . '/include';
+} else {
+    $qtIncludeDir = `qmake -query QT_INSTALL_HEADERS`;
+    chop($qtIncludeDir);
+}
+
+die "The location of the Qt 5 include files could not be determined.\n"
+        ."Please ensure qmake can be found in PATH or pass the command line option --qtdir.\n"
+    unless -d $qtIncludeDir;
 
-findQtHeaders('QtCore', $qtdir);
-findQtHeaders('QtConcurrent', $qtdir);
-findQtHeaders('QtWidgets', $qtdir);
-findQtHeaders('QtPrintSupport', $qtdir);
+findQtHeaders('QtCore', $qtIncludeDir);
+findQtHeaders('QtConcurrent', $qtIncludeDir);
+findQtHeaders('QtWidgets', $qtIncludeDir);
+findQtHeaders('QtPrintSupport', $qtIncludeDir);
 
-if (-d $qtdir . '/include/QtMultimedia') {
-    findQtHeaders('QtMultimedia', $qtdir);
-    findQtHeaders('QtMultimediaWidgets', $qtdir);
-} elsif (-d $qtdir . '/../qtmultimedia' ) {
+if (-d $qtIncludeDir . '/include/QtMultimedia') {
+    findQtHeaders('QtMultimedia', $qtIncludeDir);
+    findQtHeaders('QtMultimediaWidgets', $qtIncludeDir);
+} elsif (-d $qtIncludeDir . '/../qtmultimedia' ) {
     # This is the case if QTDIR points to a source tree instead of an installed Qt
-    findQtHeaders('QtMultimedia', $qtdir . '/../qtmultimedia');
-    findQtHeaders('QtMultimediaWidgets', $qtdir . '/../qtmultimedia');
+    findQtHeaders('QtMultimedia', $qtIncludeDir . '/../qtmultimedia');
+    findQtHeaders('QtMultimediaWidgets', $qtIncludeDir . '/../qtmultimedia');
 }
 
 # Support porting from "Qt 4.99" QtDeclarative to QtQuick (QQuickItem et al)
-if (-d $qtdir . '/include/QtQuick') {
-    findQtHeaders('QtQuick', $qtdir);
-} elsif (-d $qtdir . '/../qtdeclarative' ) {
+if (-d $qtIncludeDir . '/include/QtQuick') {
+    findQtHeaders('QtQuick', $qtIncludeDir);
+} elsif (-d $qtIncludeDir . '/../qtdeclarative' ) {
     # This is the case if QTDIR points to a source tree instead of an installed Qt
-    findQtHeaders('QtQuick', $qtdir . '/../qtdeclarative');
+    findQtHeaders('QtQuick', $qtIncludeDir . '/../qtdeclarative');
 }
 
 # special case
-- 
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