interface to allow more specific error messages

stepmania/src/MemoryCardManager.cpp

@@ -413,6 +413,7 @@ void MemoryCardManager::CheckStateChanges()
 		UsbStorageDevice &new_device = m_Device[p];		    
 
 		MemoryCardState state = MEMORY_CARD_STATE_INVALID;
+		CString sError;
 
 		if( m_bCardsLocked )
 		{
@@ -434,9 +435,9 @@ void MemoryCardManager::CheckStateChanges()
 				{
 					if( m_FinalDevice[p].sSerial != new_device.sSerial )
 					{
-						/* A different card is inserted than we had when we finalized;
-						 * ignore it. */
-						state = MEMORY_CARD_STATE_REMOVED;
+						/* A different card is inserted than we had when we finalized. */
+						state = MEMORY_CARD_STATE_ERROR;
+						sError = "Changed";
 					}
 				}
 
@@ -458,6 +459,7 @@ void MemoryCardManager::CheckStateChanges()
 
 			case UsbStorageDevice::STATE_ERROR:
 				state = MEMORY_CARD_STATE_ERROR;
+				sError = new_device.m_sError;
 				break;
 
 			case UsbStorageDevice::STATE_READY:
@@ -489,6 +491,7 @@ void MemoryCardManager::CheckStateChanges()
 			}
 
 			m_State[p] = state;
+			m_sError[p] = sError;
 		}
 	}
 

stepmania/src/ScreenSystemLayer.cpp

@@ -21,7 +21,6 @@ ScreenSystemLayer::ScreenSystemLayer( const CString &sName ) : Screen(sName)
 
 	CREDITS_PRESS_START.Load("ScreenSystemLayer","CreditsPressStart");
 	CREDITS_INSERT_CARD.Load("ScreenSystemLayer","CreditsInsertCard");
-	CREDITS_CARD_ERROR.Load("ScreenSystemLayer","CreditsCardError");
 	CREDITS_CARD_TOO_LATE.Load("ScreenSystemLayer","CreditsCardTooLate");
 	CREDITS_CARD_NO_NAME.Load("ScreenSystemLayer","CreditsCardNoName");
 	CREDITS_CARD_READY.Load("ScreenSystemLayer","CreditsCardReady");
@@ -145,7 +144,7 @@ CString ScreenSystemLayer::GetCreditsMessage( PlayerNumber pn ) const
 			else
 				return "";
 
-		case MEMORY_CARD_STATE_ERROR: 		return CREDITS_CARD_ERROR.GetValue();
+		case MEMORY_CARD_STATE_ERROR: 		return THEME->GetMetric( m_sName, "CreditsCard" + MEMCARDMAN->GetCardError(pn) );
 		case MEMORY_CARD_STATE_TOO_LATE:	return CREDITS_CARD_TOO_LATE.GetValue();
 		case MEMORY_CARD_STATE_CHECKING:	return CREDITS_CARD_CHECKING.GetValue();
 		case MEMORY_CARD_STATE_REMOVED:		return CREDITS_CARD_REMOVED.GetValue();

stepmania/src/ScreenSystemLayer.h

@@ -37,7 +37,6 @@ private:
 
 	ThemeMetric<CString> CREDITS_PRESS_START;
 	ThemeMetric<CString> CREDITS_INSERT_CARD;
-	ThemeMetric<CString> CREDITS_CARD_ERROR;
 	ThemeMetric<CString> CREDITS_CARD_TOO_LATE;
 	ThemeMetric<CString> CREDITS_CARD_NO_NAME;
 	ThemeMetric<CString> CREDITS_CARD_READY;

stepmania/src/arch/MemoryCard/MemoryCardDriver.h

@@ -47,6 +47,9 @@ struct UsbStorageDevice
 		STATE_READY,
 	};
 	State m_State;
+	CString m_sError;
+
+	void SetError( const CString &sError ) { m_State = STATE_ERROR; m_sError = sError; }
 
 	bool bIsNameAvailable;  // Name in the profile on the memory card.
 	CString sName;  // Name in the profile on the memory card.

stepmania/src/arch/MemoryCard/MemoryCardDriverThreaded_Linux.cpp

@@ -220,10 +220,17 @@ bool MemoryCardDriverThreaded_Linux::DoOneUpdate( bool bMount, vector<UsbStorage
 				continue;
 			}
 
-			CString sCommand = "mount " + d.sDevice;
-			bool bMountedSuccessfully = ExecuteCommand( sCommand );
+			if( !ExecuteCommand("mount " + d.sDevice) )
+			{
+				d.SetError( "MountFailed" );
+				continue;
+			}
 
-			if( bMountedSuccessfully && TestWrite( d.sOsMountDir ) )
+			if( !TestWrite(d.sOsMountDir) )
+			{
+				d.SetError( "TestFailed" );
+			}
+			else
 			{
 				/* We've successfully mounted and tested the device.  Read the
 				 * profile name (by mounting a temporary, private mountpoint),
@@ -239,11 +246,9 @@ bool MemoryCardDriverThreaded_Linux::DoOneUpdate( bool bMount, vector<UsbStorage
 
 				FILEMAN->Unmount( "dir", d.sOsMountDir, TEMP_MOUNT_POINT );
 
-				CString sCommand = "umount " + d.sOsMountDir;
-				ExecuteCommand( sCommand );
 			}
-			else
-				d.m_State = UsbStorageDevice::STATE_ERROR;
+
+			ExecuteCommand( "umount " + d.sOsMountDir );
 
 			LOG->Trace( "WriteTest: %s, Name: %s", d.m_State == UsbStorageDevice::STATE_ERROR? "failed":"succeeded", d.sName.c_str() );
 		}

stepmania/src/arch/MemoryCard/MemoryCardDriverThreaded_Windows.cpp

@@ -89,7 +89,10 @@ bool MemoryCardDriverThreaded_Windows::DoOneUpdate( bool bMount, vector<UsbStora
 
 			UsbStorageDevice usbd;
 			usbd.SetOsMountDir( sDrive );
-			usbd.m_State = TestWrite( sDrive )? UsbStorageDevice::STATE_READY:UsbStorageDevice::STATE_ERROR;
+			if( TestWrite(sDrive) )
+				usbd.m_State = UsbStorageDevice::STATE_READY;
+			else
+				usbd.SetError( "MountFailed" );
 
 			// read name
 			this->Mount( &usbd );