#97, allow to debug the runnable module

src/ce_gdb.lfm

@@ -176,7 +176,7 @@ inherited CEGdbWidget: TCEGdbWidget
     inherited toolbar: TCEToolBar
       Width = 509
       object btnStack: TCEToolButton[0]
-        Left = 213
+        Left = 225
         Hint = 'view call stack'
         Top = 0
         Caption = 'btnStack'
@@ -185,7 +185,7 @@ inherited CEGdbWidget: TCEGdbWidget
         scaledSeparator = False
       end
       object btnReg: TCEToolButton[1]
-        Left = 185
+        Left = 197
         Hint = 'update CPU registers values'
         Top = 0
         Caption = 'btnReg'
@@ -194,7 +194,7 @@ inherited CEGdbWidget: TCEGdbWidget
         scaledSeparator = False
       end
       object button4: TCEToolButton[2]
-        Left = 169
+        Left = 181
         Height = 28
         Top = 0
         Width = 16
@@ -203,7 +203,7 @@ inherited CEGdbWidget: TCEGdbWidget
         scaledSeparator = False
       end
       object btnPause: TCEToolButton[3]
-        Left = 85
+        Left = 97
         Hint = 'pause debugging'
         Top = 0
         Caption = 'btnPause'
@@ -212,7 +212,7 @@ inherited CEGdbWidget: TCEGdbWidget
         scaledSeparator = False
       end
       object btnStop: TCEToolButton[4]
-        Left = 29
+        Left = 41
         Hint = 'stop debugging'
         Top = 0
         Caption = 'btnStop'
@@ -221,7 +221,7 @@ inherited CEGdbWidget: TCEGdbWidget
         scaledSeparator = False
       end
       object btnContinue: TCEToolButton[5]
-        Left = 57
+        Left = 69
         Hint = 'continue debugging'
         Top = 0
         Caption = 'btnContinue'
@@ -229,17 +229,8 @@ inherited CEGdbWidget: TCEGdbWidget
         resourceName = 'PLAY'
         scaledSeparator = False
       end
-      object btnStart: TCEToolButton[6]
-        Left = 1
-        Hint = 'start debugging'
-        Top = 0
-        Caption = 'btnStart'
-        OnClick = btnStartClick
-        resourceName = 'POWER'
-        scaledSeparator = False
-      end
-      object btnNext: TCEToolButton[7]
-        Left = 113
+      object btnNext: TCEToolButton[6]
+        Left = 125
         Hint = 'step to next instruction, including in calls'
         Top = 0
         Caption = 'btnNext'
@@ -247,8 +238,8 @@ inherited CEGdbWidget: TCEGdbWidget
         resourceName = 'GO_DOWN'
         scaledSeparator = False
       end
-      object btnOver: TCEToolButton[8]
-        Left = 141
+      object btnOver: TCEToolButton[7]
+        Left = 153
         Hint = 'step to the next instruction, excluding calls'
         Top = 0
         Caption = 'btnOver'
@@ -256,8 +247,8 @@ inherited CEGdbWidget: TCEGdbWidget
         resourceName = 'GO_JUMP'
         scaledSeparator = False
       end
-      object btnVariables: TCEToolButton[9]
-        Left = 241
+      object btnVariables: TCEToolButton[8]
+        Left = 253
         Hint = 'update variables list'
         Top = 0
         Caption = 'btnVariables'
@@ -265,6 +256,16 @@ inherited CEGdbWidget: TCEGdbWidget
         resourceName = 'WATCH_WINDOW'
         scaledSeparator = False
       end
+      object btnStart: TCEToolButton[9]
+        Left = 1
+        Top = 0
+        Caption = 'btnStart'
+        DropdownMenu = mnuProjRunnable
+        OnClick = btnStartClick
+        Style = tbsDropDown
+        resourceName = 'POWER'
+        scaledSeparator = False
+      end
     end
   end
   object Splitter2: TSplitter[1]
@@ -280,4 +281,19 @@ inherited CEGdbWidget: TCEGdbWidget
     left = 56
     top = 64
   end
+  object mnuProjRunnable: TPopupMenu[3]
+    left = 144
+    top = 64
+    object mnuSelProj: TMenuItem
+      AutoCheck = True
+      Caption = 'Debug project'
+      Checked = True
+      OnClick = mnuSelProjClick
+    end
+    object mnuSelRunnable: TMenuItem
+      AutoCheck = True
+      Caption = 'Debug runnable'
+      OnClick = mnuSelRunnableClick
+    end
+  end
 end

src/ce_gdb.pas

@@ -309,18 +309,21 @@ type
     btnPause: TCEToolButton;
     btnReg: TCEToolButton;
     btnStack: TCEToolButton;
-    btnStart: TCEToolButton;
     btnStop: TCEToolButton;
+    btnStart: TCEToolButton;
     button4: TCEToolButton;
     Edit1: TComboBox;
     GroupBox1: TGroupBox;
     GroupBox2: TGroupBox;
     GroupBox3: TGroupBox;
     lstCallStack: TListView;
+    mnuSelProj: TMenuItem;
+    mnuSelRunnable: TMenuItem;
     Panel1: TPanel;
     Panel3: TPanel;
     btnSendCom: TSpeedButton;
     cpuVIewer: TTIPropertyGrid;
+    mnuProjRunnable: TPopupMenu;
     Splitter2: TSplitter;
     Splitter3: TSplitter;
     Splitter4: TSplitter;
@@ -336,6 +339,8 @@ type
     procedure btnStartClick(Sender: TObject);
     procedure btnStopClick(Sender: TObject);
     procedure Edit1KeyUp(Sender: TObject; var Key: Word; Shift: TShiftState);
+    procedure mnuSelProjClick(Sender: TObject);
+    procedure mnuSelRunnableClick(Sender: TObject);
   protected
     procedure setToolBarFlat(value: boolean); override;
     procedure updateLoop; override;
@@ -346,6 +351,7 @@ type
     fGdbState: TGdbState;
     fSubj: TCEDebugObserverSubject;
     fDoc: TCESynMemo;
+    fDbgRunnable: boolean;
     fProj: ICECommonProject;
     fJson: TJsonObject;
     fLog: TStringList;
@@ -1045,7 +1051,7 @@ begin
   if fProj <> project then
     exit;
   fProj := nil;
-  if fOutputName.fileExists then
+  if not fDbgRunnable and fOutputName.fileExists then
     deleteFile(fOutputName);
 end;
 
@@ -1079,8 +1085,11 @@ end;
 
 procedure TCEGdbWidget.docClosing(document: TCESynMemo);
 begin
-  if fDoc = document then
-    fDoc := nil;
+  if fDoc <> document then
+    exit;
+  fDoc := nil;
+  if fDbgRunnable and fOutputName.fileExists then
+    deleteFile(fOutputName);
 end;
 {$ENDREGION}
 
@@ -1194,6 +1203,18 @@ begin
   end;
 end;
 
+procedure TCEGdbWidget.mnuSelProjClick(Sender: TObject);
+begin
+  fDbgRunnable := false;
+  mnuSelRunnable.Checked:=false;
+end;
+
+procedure TCEGdbWidget.mnuSelRunnableClick(Sender: TObject);
+begin
+  fDbgRunnable := true;
+  mnuSelProj.Checked:=false;
+end;
+
 procedure TCEGdbWidget.disableEditor;
 begin
   cpuVIewer.ItemIndex:=-1;
@@ -1205,15 +1226,28 @@ var
   gdb: string;
   i: integer;
 begin
-  // protect
-  if fProj = nil then
+  if not fDbgRunnable and (fProj = nil) then
+    exit;
+  if fDbgRunnable and fDoc.isNil then
     exit;
   if fProj.binaryKind <> executable then
     exit;
-  fExe := fProj.outputFilename;
+  if not fDbgRunnable then
+    fExe := fProj.outputFilename
+  else
+    fExe := stripFileExt(fDoc.fileName) + exeExt;
   fOutputName := fExe + '.gdbout';
+  FreeAndNil(fOutput);
   if not fExe.fileExists then
+  begin
+    if fDbgRunnable then
+      dlgOkInfo('Either the runnable is not compiled or it cannot be found' +
+        LineEnding +  'Note that the runnable option "outputFolder" is not supported',
+          'GDB commander')
+    else
+      dlgOkInfo('The project binary is missing, cannot debug', 'GDB commander');
     exit;
+  end;
   gdb := exeFullName('gdb');
   if not gdb.fileExists then
     exit;
@@ -1263,9 +1297,6 @@ begin
   fGdb.OnReadData := @gdboutJsonize;
   // launch
   gdbCommand('run >' + fExe + '.gdbout');
-  FreeAndNil(fOutput);
-  if fOutputName.fileExists then
-    fOutput := TFileStream.Create(fOutputName, 0);
   setState(gsRunning);
 end;
 {$ENDREGION}
@@ -1771,9 +1802,17 @@ var
   lst: TStringList;
   lne: string;
 begin
-  if (fGdbState = gsNone) or not fOptions.showOutput or fOutput.isNil then
+  if (fGdbState = gsNone) or not fOptions.showOutput then
+    exit;
+  if fOutput.isNil and fOutputName.fileExists then
+  try
+    fOutput := TFileStream.Create(fOutputName, 0);
+  except
+    if fOutput.isNotNil then
+      FreeAndNil(fOutput);
+  end;
+  if fOutput.isNil then
     exit;
-
   str := TMemoryStream.Create;
   lst := TStringList.Create;
   try