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Issue #452: Rename TDBConnection.GetLastError to GetLastErrorMsg, due to a gutt feeling the name conflicts with Windows.GetLastError in some crashes.

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This commit is contained in:
Ansgar Becker
2018-12-20 11:47:50 +01:00
parent 150e4a6216
commit c757cf0c4b
1 changed files with 27 additions and 27 deletions
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54
source/dbconnection.pas
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@@ -347,7 +347,7 @@ type
function GetCharacterSet: String; virtual;
procedure SetCharacterSet(CharsetName: String); virtual; abstract;
function GetLastErrorCode: Cardinal; virtual; abstract;
function GetLastError: String; virtual; abstract;
function GetLastErrorMsg: String; virtual; abstract;
function GetAllDatabases: TStringList; virtual;
function GetTableEngines: TStringList; virtual;
function GetCollationTable: TDBQuery; virtual;
@@ -418,7 +418,7 @@ type
property ServerNow: TDateTime read GetServerNow;
property CharacterSet: String read GetCharacterSet write SetCharacterSet;
property LastErrorCode: Cardinal read GetLastErrorCode;
property LastError: String read GetLastError;
property LastErrorMsg: String read GetLastErrorMsg;
property ServerOS: String read FServerOS;
property ServerVersionUntouched: String read FServerVersionUntouched;
function ServerVersionStr: String;
@@ -474,7 +474,7 @@ type
function GetCharacterSet: String; override;
procedure SetCharacterSet(CharsetName: String); override;
function GetLastErrorCode: Cardinal; override;
function GetLastError: String; override;
function GetLastErrorMsg: String; override;
function GetAllDatabases: TStringList; override;
function GetTableEngines: TStringList; override;
function GetCollationTable: TDBQuery; override;
@@ -505,7 +505,7 @@ type
function GetThreadId: Int64; override;
procedure SetCharacterSet(CharsetName: String); override;
function GetLastErrorCode: Cardinal; override;
function GetLastError: String; override;
function GetLastErrorMsg: String; override;
function GetAllDatabases: TStringList; override;
function GetCollationTable: TDBQuery; override;
function GetCharsetTable: TDBQuery; override;
@@ -538,7 +538,7 @@ type
procedure SetCharacterSet(CharsetName: String); override;
procedure AssignProc(var Proc: FARPROC; Name: PAnsiChar);
function GetLastErrorCode: Cardinal; override;
function GetLastError: String; override;
function GetLastErrorMsg: String; override;
function GetAllDatabases: TStringList; override;
function GetCharsetTable: TDBQuery; override;
procedure FetchDbObjects(db: String; var Cache: TDBObjectList); override;
@@ -1760,7 +1760,7 @@ begin
ClientFlags
);
if Connected = nil then begin
Error := LastError;
Error := LastErrorMsg;
Log(lcError, Error);
FConnectionStarted := 0;
FHandle := nil;
@@ -1788,10 +1788,10 @@ begin
on E:EDatabaseError do begin
if GetLastErrorCode = 1820 then begin
PasswordChangeDialog := TfrmPasswordChange.Create(Self);
PasswordChangeDialog.lblHeading.Caption := GetLastError;
PasswordChangeDialog.lblHeading.Caption := GetLastErrorMsg;
PasswordChangeDialog.ShowModal;
if PasswordChangeDialog.ModalResult = mrOk then begin
if ExecRegExpr('\sALTER USER\s', GetLastError) then
if ExecRegExpr('\sALTER USER\s', GetLastErrorMsg) then
Query('ALTER USER USER() IDENTIFIED BY '+EscapeString(PasswordChangeDialog.editPassword.Text))
else
Query('SET PASSWORD=PASSWORD('+EscapeString(PasswordChangeDialog.editPassword.Text)+')');
@@ -2016,7 +2016,7 @@ begin
except
on E:EOleException do begin
FLastError := E.Message;
Error := LastError;
Error := LastErrorMsg;
Log(lcError, Error);
FConnectionStarted := 0;
raise EDatabaseError.Create(Error);
@@ -2051,7 +2051,7 @@ begin
'application_name='''+APPNAME+'''';
FHandle := PQconnectdb(PAnsiChar(AnsiString(ConnInfo)));
if PQstatus(FHandle) = CONNECTION_BAD then begin
Error := LastError;
Error := LastErrorMsg;
Log(lcError, Error);
FConnectionStarted := 0;
FHandle := nil;
@@ -2496,8 +2496,8 @@ begin
FLastQueryNetworkDuration := 0;
if QueryStatus <> 0 then begin
// Most errors will show up here, some others slightly later, after mysql_store_result()
Log(lcError, GetLastError);
raise EDatabaseError.Create(GetLastError, GetLastErrorCode);
Log(lcError, GetLastErrorMsg);
raise EDatabaseError.Create(GetLastErrorMsg, GetLastErrorCode);
end else begin
// We must call mysql_store_result() + mysql_free_result() to unblock the connection
// See: http://dev.mysql.com/doc/refman/5.0/en/mysql-store-result.html
@@ -2517,8 +2517,8 @@ begin
// matched the WHERE clause in the query or that no query has yet been executed. -1
// indicates that the query returned an error or that, for a SELECT query,
// mysql_affected_rows() was called prior to calling mysql_store_result()."
Log(lcError, GetLastError);
raise EDatabaseError.Create(GetLastError);
Log(lcError, GetLastErrorMsg);
raise EDatabaseError.Create(GetLastErrorMsg);
end;
if QueryResult = nil then
@@ -2546,8 +2546,8 @@ begin
else if QueryStatus > 0 then begin
// MySQL stops executing a multi-query when an error occurs. So do we here by raising an exception.
SetLength(FLastRawResults, 0);
Log(lcError, GetLastError);
raise EDatabaseError.Create(GetLastError);
Log(lcError, GetLastErrorMsg);
raise EDatabaseError.Create(GetLastErrorMsg);
end;
end;
FResultCount := Length(FLastRawResults);
@@ -2608,8 +2608,8 @@ begin
except
on E:EOleException do begin
FLastError := E.Message;
Log(lcError, GetLastError);
raise EDatabaseError.Create(GetLastError);
Log(lcError, GetLastErrorMsg);
raise EDatabaseError.Create(GetLastErrorMsg);
end;
end;
end;
@@ -2650,8 +2650,8 @@ begin
FLastQueryDuration := GetTickCount - TimerStart;
FLastQueryNetworkDuration := 0;
if QueryStatus <> 1 then begin
Log(lcError, GetLastError);
raise EDatabaseError.Create(GetLastError);
Log(lcError, GetLastErrorMsg);
raise EDatabaseError.Create(GetLastErrorMsg);
end else begin
FRowsAffected := 0;
FRowsFound := 0;
@@ -2674,15 +2674,15 @@ begin
end else begin
Inc(FRowsAffected, StrToIntDef(String(PQcmdTuples(QueryResult)), 0));
end;
if LastError <> '' then begin
if LastErrorMsg <> '' then begin
SetLength(FLastRawResults, 0);
Log(lcError, GetLastError);
Log(lcError, GetLastErrorMsg);
// Clear remaining results, to avoid "another command is already running"
while QueryResult <> nil do begin
PQclear(QueryResult);
QueryResult := PQgetResult(FHandle);
end;
raise EDatabaseError.Create(GetLastError);
raise EDatabaseError.Create(GetLastErrorMsg);
end;
// more results?
Inc(FStatementNum);
@@ -3298,7 +3298,7 @@ begin
FStatementNum := 0;
Return := mysql_set_character_set(FHandle, PAnsiChar(Utf8Encode(CharsetName)));
if Return <> 0 then
raise EDatabaseError.Create(LastError)
raise EDatabaseError.Create(LastErrorMsg)
else
FIsUnicode := Pos('utf8', LowerCase(CharsetName)) = 1;
end;
@@ -3341,7 +3341,7 @@ end;
{**
Return the last error nicely formatted
}
function TMySQLConnection.GetLastError: String;
function TMySQLConnection.GetLastErrorMsg: String;
var
Msg, Additional: String;
rx: TRegExpr;
@@ -3365,7 +3365,7 @@ begin
end;
function TAdoDBConnection.GetLastError: String;
function TAdoDBConnection.GetLastErrorMsg: String;
var
Msg: String;
rx: TRegExpr;
@@ -3388,7 +3388,7 @@ begin
end;
function TPgConnection.GetLastError: String;
function TPgConnection.GetLastErrorMsg: String;
begin
Result := DecodeAPIString(PQerrorMessage(FHandle));
Result := Trim(Result);