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Darwin: Add debug logging of locale/language key parameters

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Helps debug future issues in this area.

Task-number: QTBUG-104930
Pick-to: 6.5
Change-Id: Ia3f54edfa390190bb1cf3809f0cf72b105993a6a
Reviewed-by: Timur Pocheptsov <timur.pocheptsov@qt.io>
Reviewed-by: Edward Welbourne <edward.welbourne@qt.io>
This commit is contained in:
Tor Arne Vestbø 2023-04-18 13:31:04 +02:00
parent f3c10280f5
commit 034e9b087e
1 changed files with 36 additions and 0 deletions
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36
src/corelib/text/qlocale_mac.mm
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@ -14,6 +14,9 @@
#include <CoreFoundation/CoreFoundation.h>
#endif
#include <QtCore/qloggingcategory.h>
#include <QtCore/qcoreapplication.h>
QT_BEGIN_NAMESPACE
using namespace Qt::StringLiterals;
@ -22,6 +25,39 @@ using namespace Qt::StringLiterals;
** Wrappers for Mac locale system functions
*/
Q_LOGGING_CATEGORY(lcLocale, "qt.core.locale")
static void printLocalizationInformation()
{
if (!lcLocale().isDebugEnabled())
return;
// Trigger initialization of standard user defaults, so that Foundation picks
// up -AppleLanguages and -AppleLocale passed on the command line.
Q_UNUSED(NSUserDefaults.standardUserDefaults);
auto singleLineDescription = [](NSArray *array) {
NSString *str = [array description];
str = [str stringByReplacingOccurrencesOfString:@"\n" withString:@""];
return [str stringByReplacingOccurrencesOfString:@" " withString:@""];
};
bool allowMixedLocalizations = [NSBundle.mainBundle.infoDictionary[@"CFBundleAllowMixedLocalizations"] boolValue];
NSBundle *foundation = [NSBundle bundleForClass:NSBundle.class];
qCDebug(lcLocale).nospace() << "Launched with locale \"" << NSLocale.currentLocale.localeIdentifier
<< "\" based on user's preferred languages " << singleLineDescription(NSLocale.preferredLanguages)
<< ", main bundle localizations " << singleLineDescription(NSBundle.mainBundle.localizations)
<< ", and allowing mixed localizations " << allowMixedLocalizations
<< "; resulting in main bundle preferred localizations "
<< singleLineDescription(NSBundle.mainBundle.preferredLocalizations)
<< " and Foundation preferred localizations "
<< singleLineDescription(foundation.preferredLocalizations);
qCDebug(lcLocale) << "Reflected by Qt as system locale"
<< QLocale::system() << "with UI languges " << QLocale::system().uiLanguages();
}
Q_COREAPP_STARTUP_FUNCTION(printLocalizationInformation);
static QString getMacLocaleName()
{
QCFType<CFLocaleRef> l = CFLocaleCopyCurrent();