Remove -detachdb and stop's detach argument.

As the only BDB database left is the wallet, and it is always
detached.

Also remove IsChainFile() predicate and related chainfile-specific
logic.

5 files changed, 0 insertions, 24 deletions

diff --git a/src/qt/bitcoinstrings.cpp b/src/qt/bitcoinstrings.cpp
index b92a26c4a4..7e8e102ee7 100644
--- a/src/qt/bitcoinstrings.cpp
+++ b/src/qt/bitcoinstrings.cpp
@@ -27,8 +27,6 @@ QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Cannot obtain a lock on data directory %s.  Bitcoin is probably already "
 "running."),
 QT_TRANSLATE_NOOP("bitcoin-core", ""
-"Detach block and address databases. Increases shutdown time (default: 0)"),
-QT_TRANSLATE_NOOP("bitcoin-core", ""
 "Error: The transaction was rejected.  This might happen if some of the coins "
 "in your wallet were already spent, such as if you used a copy of wallet.dat "
 "and coins were spent in the copy but not marked as spent here."),
diff --git a/src/qt/forms/optionsdialog.ui b/src/qt/forms/optionsdialog.ui
index 1b81b0cdc8..6a13361974 100644
--- a/src/qt/forms/optionsdialog.ui
+++ b/src/qt/forms/optionsdialog.ui
@@ -87,16 +87,6 @@
         </widget>
        </item>
        <item>
-        <widget class="QCheckBox" name="detachDatabases">
-         <property name="toolTip">
-          <string>Detach block and address databases at shutdown. This means they can be moved to another data directory, but it slows down shutdown. The wallet is always detached.</string>
-         </property>
-         <property name="text">
-          <string>&amp;Detach databases at shutdown</string>
-         </property>
-        </widget>
-       </item>
-       <item>
         <spacer name="verticalSpacer_Main">
          <property name="orientation">
           <enum>Qt::Vertical</enum>
diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp
index 3fb30a9518..03dcb0b538 100644
--- a/src/qt/optionsdialog.cpp
+++ b/src/qt/optionsdialog.cpp
@@ -128,7 +128,6 @@ void OptionsDialog::setMapper()
     /* Main */
     mapper->addMapping(ui->transactionFee, OptionsModel::Fee);
     mapper->addMapping(ui->bitcoinAtStartup, OptionsModel::StartAtStartup);
-    mapper->addMapping(ui->detachDatabases, OptionsModel::DetachDatabases);
 
     /* Network */
     mapper->addMapping(ui->mapPortUpnp, OptionsModel::MapPortUPnP);
diff --git a/src/qt/optionsmodel.cpp b/src/qt/optionsmodel.cpp
index 1075ce1e6c..e3c9413f1b 100644
--- a/src/qt/optionsmodel.cpp
+++ b/src/qt/optionsmodel.cpp
@@ -56,8 +56,6 @@ void OptionsModel::Init()
         SoftSetArg("-proxy", settings.value("addrProxy").toString().toStdString());
     if (settings.contains("nSocksVersion") && settings.value("fUseProxy").toBool())
         SoftSetArg("-socks", settings.value("nSocksVersion").toString().toStdString());
-    if (settings.contains("detachDB"))
-        SoftSetBoolArg("-detachdb", settings.value("detachDB").toBool());
     if (!language.isEmpty())
         SoftSetArg("-lang", language.toStdString());
 }
@@ -173,8 +171,6 @@ QVariant OptionsModel::data(const QModelIndex & index, int role) const
             return QVariant(nDisplayUnit);
         case DisplayAddresses:
             return QVariant(bDisplayAddresses);
-        case DetachDatabases:
-            return QVariant(bitdb.GetDetach());
         case Language:
             return settings.value("language", "");
         default:
@@ -256,12 +252,6 @@ bool OptionsModel::setData(const QModelIndex & index, const QVariant & value, in
             bDisplayAddresses = value.toBool();
             settings.setValue("bDisplayAddresses", bDisplayAddresses);
             break;
-        case DetachDatabases: {
-            bool fDetachDB = value.toBool();
-            bitdb.SetDetach(fDetachDB);
-            settings.setValue("detachDB", fDetachDB);
-            }
-            break;
         case Language:
             settings.setValue("language", value);
             break;
diff --git a/src/qt/optionsmodel.h b/src/qt/optionsmodel.h
index 2d86a7a9ca..4f893bb44e 100644
--- a/src/qt/optionsmodel.h
+++ b/src/qt/optionsmodel.h
@@ -28,7 +28,6 @@ public:
         Fee,               // qint64
         DisplayUnit,       // BitcoinUnits::Unit
         DisplayAddresses,  // bool
-        DetachDatabases,   // bool
         Language,          // QString
         OptionIDRowCount,
     };