diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/corelib/tools/qdatetime.cpp | 32 |
1 files changed, 30 insertions, 2 deletions
diff --git a/src/corelib/tools/qdatetime.cpp b/src/corelib/tools/qdatetime.cpp index 1b559cf..1277623 100644 --- a/src/corelib/tools/qdatetime.cpp +++ b/src/corelib/tools/qdatetime.cpp @@ -54,7 +54,6 @@ #ifndef Q_WS_WIN #include <locale.h> #endif - #include <time.h> #if defined(Q_OS_WINCE) #include "qfunctions_wince.h" @@ -69,6 +68,31 @@ # define QDTPDEBUGN if (false) qDebug #endif +#if defined(Q_OS_SYMBIAN) + // Workaround for OpenC bug. + + // OpenC incorrectly caches DST information between localtime_r + // calls, i.e. if previous call to localtime_r has been called for DST + // affected date, also the second call will be affected by DST even + // the date is such that DST should not be applied. + + // The workaround is to call mktime with non-DST affected date before + // calling localtime_r. mktime call resets the OpenC internal DST cache + // to right value and localtime_r will return correct values. +#define FIX_OPENC_DSTCACHE \ + tm localTM; \ + localTM.tm_sec = 0; \ + localTM.tm_min = 0; \ + localTM.tm_hour = 12; \ + localTM.tm_mday = 1; \ + localTM.tm_mon = 1; \ + localTM.tm_year = 2002 - 1900; \ + localTM.tm_isdst = -1; \ + time_t temp = mktime(&localTM); +#else +#define FIX_OPENC_DSTCACHE +#endif + #if defined(Q_WS_MAC) #include <private/qcore_mac_p.h> #endif @@ -1138,6 +1162,7 @@ QDate QDate::currentDate() // use the reentrant version of localtime() where available tzset(); tm res; + FIX_OPENC_DSTCACHE t = localtime_r(<ime, &res); #else t = localtime(<ime); @@ -1834,12 +1859,13 @@ QTime QTime::currentTime() // use the reentrant version of localtime() where available tzset(); tm res; + FIX_OPENC_DSTCACHE t = localtime_r(<ime, &res); #else t = localtime(<ime); #endif Q_CHECK_PTR(t); - + ct.mds = MSECS_PER_HOUR * t->tm_hour + MSECS_PER_MIN * t->tm_min + 1000 * t->tm_sec + tv.tv_usec / 1000; #else @@ -2887,6 +2913,7 @@ QDateTime QDateTime::currentDateTime() // use the reentrant version of localtime() where available tzset(); tm res; + FIX_OPENC_DSTCACHE t = localtime_r(<ime, &res); #else t = localtime(<ime); @@ -3704,6 +3731,7 @@ static QDateTimePrivate::Spec utcToLocal(QDate &date, QTime &time) // use the reentrant version of localtime() where available tzset(); tm res; + FIX_OPENC_DSTCACHE brokenDown = localtime_r(&secsSince1Jan1970UTC, &res); #elif defined(_MSC_VER) && _MSC_VER >= 1400 tm res; |