diff options
Diffstat (limited to 'src/sql/drivers/psql/qsql_psql.cpp')
| -rw-r--r-- | src/sql/drivers/psql/qsql_psql.cpp | 37 |
1 files changed, 33 insertions, 4 deletions
diff --git a/src/sql/drivers/psql/qsql_psql.cpp b/src/sql/drivers/psql/qsql_psql.cpp index 0c92013..bd93a9a 100644 --- a/src/sql/drivers/psql/qsql_psql.cpp +++ b/src/sql/drivers/psql/qsql_psql.cpp @@ -54,11 +54,25 @@ #include <qstringlist.h> #include <qmutex.h> + #include <libpq-fe.h> #include <pg_config.h> #include <stdlib.h> +#if defined(_MSC_VER) +#include <float.h> +#define isnan(x) _isnan(x) +int isinf(double x) +{ + if(_fpclass(x) == _FPCLASS_NINF) + return -1; + else if(_fpclass(x) == _FPCLASS_PINF) + return 1; + else return 0; +} +#else #include <math.h> +#endif // workaround for postgres defining their OIDs in a private header file #define QBOOLOID 16 @@ -1161,6 +1175,21 @@ QString QPSQLDriver::formatValue(const QSqlField &field, bool trimStrings) const qPQfreemem(data); break; } + case QVariant::Double: { + double val = field.value().toDouble(); + if (isnan(val)) + r = QLatin1String("'NaN'"); + else { + int res = isinf(val); + if (res == 1) + r = QLatin1String("'Infinity'"); + else if (res == -1) + r = QLatin1String("'-Infinity'"); + else + r = QSqlDriver::formatValue(field, trimStrings); + } + break; + } default: r = QSqlDriver::formatValue(field, trimStrings); break; @@ -1265,15 +1294,15 @@ QStringList QPSQLDriver::subscribedToNotificationsImplementation() const void QPSQLDriver::_q_handleNotification(int) { PQconsumeInput(d->connection); - PGnotify *notify = PQnotifies(d->connection); - if (notify) { - QString name(QLatin1String(notify->relname)); + PGnotify *notify = 0; + while((notify = PQnotifies(d->connection)) != 0) { + QString name(QLatin1String(notify->relname)); if (d->seid.contains(name)) emit notification(name); else qWarning("QPSQLDriver: received notification for '%s' which isn't subscribed to.", - qPrintable(name)); + qPrintable(name)); qPQfreemem(notify); } |