improve find-can-be-private script

add progress display and cleanup child processes

Change-Id: I86cc13dee17f6d1ea2874f0ebe178426fbc82076
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/124634
Tested-by: Jenkins
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

bin/find-can-be-private-symbols.classes.results

@@ -5,7 +5,6 @@ BitmapEmbossGreyFilter
 BitmapMedianFilter
 BitmapMonochromeFilter
 BitmapMosaicFilter
-BitmapPalette
 BitmapPopArtFilter
 BitmapSepiaFilter
 BitmapShadowFilter
@@ -24,7 +23,6 @@ E3dCompoundObject
 EditUndo
 FmDesignModeChangedHint
 FocusListenerMultiplexer
-FontSelectPattern
 FontSubsetInfo
 GalleryBinaryStorageLocations
 GalleryStorageLocations
@@ -34,6 +32,7 @@ GrBackendSurfaceMutableState
 GrBackendTexture
 GrContextThreadSafeProxy
 GrContext_Base
+GrDirectContext::DirectContextID
 GrImageContext
 GrRecordingContext
 GrVkExtensions
@@ -51,22 +50,21 @@ MenuBarUpdateIconManager
 MetaAction
 MetaEPSAction
 MetaGradientExAction
+MetaPointAction
 MouseListenerMultiplexer
 MouseMotionListenerMultiplexer
 MyThes
 NotifyEvent
 OpenGLZone
 PaintListenerMultiplexer
-PhysicalFontFamily
 ProcessData
-Qt5SvpGraphics
+QtSvpGraphics
 SalData
 SalDisplay
 SalInfoPrinter
 SalPrinter
 SalSystem
 SbClassModuleObject
-ScChart2DataProvider
 ScFormatEntry
 ScMultiBlockUndo
 ScPaintHint
@@ -82,7 +80,6 @@ SdOptionsLayout
 SdOptionsMisc
 SdOptionsPrint
 SdOptionsSnap
-SdXImpressDocument
 SdrCaptionEscDirItem
 SdrCaptionTypeItem
 SdrEdgeNode1HorzDistItem
@@ -118,29 +115,20 @@ SfxStyleSheetModifiedHint
 SfxViewFrameItem
 SfxVisibilityItem
 SpinListenerMultiplexer
-SvtCompatibilityEntry
 SvxPrintItem
 SvxRsidItem
 SvxShowText
 SvxTPage
 SwAnchoredObject
 SwAuthenticator
-SwAutoCorrect
-SwBaseShell
 SwColExample
 SwConnectionListener
 SwContrastGrf
-SwDocFac
 SwDocShell::LockAllViewsGuard_Impl
 SwDrawFrameFormat
 SwDrawModeGrf
-SwDrawTextInfo
-SwEditWin
-SwEnvItem
 SwExtraRedline
-SwExtraRedlineTable
 SwFltRedline
-SwFlyFrame
 SwFormatEditInReadonly
 SwFormatEndAtTextEnd
 SwFormatFollowTextFlow
@@ -148,38 +136,23 @@ SwFormatFootnoteAtTextEnd
 SwFormatLayoutSplit
 SwFormatNoBalancedColumns
 SwFormatRowSplit
-SwFrame
 SwGammaGrf
-SwHHCWrapper
-SwHTMLWriter
 SwHeaderAndFooterEatSpacingItem
-SwHyphWrapper
 SwLayoutFrame
 SwLuminanceGrf
 SwMirrorGrf
 SwNumRuleItem
 SwPagePreview
-SwReader
-SwReaderWriter
 SwRect
 SwRedlineExtraData
 SwRedlineExtraData_FormatColl
-SwRootFrame
 SwShellCursor
-SwSortedObjs
-SwSpellPopup
 SwTableCellInfo::Impl
 SwTableCellRedline
 SwTableRowRedline
 SwTestItem
-SwTextFrame
-SwTextShell
-SwTransferable
-SwUnoCursorHelper
-SwVisibleCursor
 SwWebDocShell
 SwWebView
-SwWriter
 SwWrtShellItem
 SwXTextRange::Impl
 SwXTextTableCursor
@@ -235,6 +208,7 @@ covariant return thunk to ScEditWindow
 dbtools::param::ParameterWrapper
 desktop::CallbackFlushHandler
 desktop::CallbackFlushHandler::CallbackData
+desktop::CallbackFlushHandler::TimeoutIdle
 desktop::LibLODocument_Impl
 desktop::LibLibreOffice_Impl
 dp_misc::AbortChannel
@@ -279,23 +253,17 @@ oox::ole::AxTabStripModel
 oox::ole::AxToggleButtonModel
 oox::ole::AxUserFormModel
 sc::CopyFromClipContext
-sc::DeleteRowTransformation
-sc::FindReplaceTransformation
-sc::FormulaGroupInterpreter
+sc::SwapRowsTransformation
 sd::DrawView
 sdr::SelectionController
 sdr::ViewSelection
 sdr::animation::primitiveAnimator
 sdr::contact::ObjectContactPainter
+sk_app::WindowContext
 svx::CommonStyleManager
 svx::PropertyValueProvider
-sw::AccessibilityCheck
 sw::BroadcastingModify
-sw::IndexingExport
-sw::ModelTraverser
-sw::UndoManager
 sw::UnoCursorHint
-sw::search::SearchResultLocator
 ucbhelper::ActiveDataSink
 ucbhelper::InteractionAbort
 ucbhelper::InteractionApprove
@@ -304,6 +272,7 @@ ucbhelper::InteractionRetry
 ucbhelper::InteractionSupplyAuthentication
 utl::OInputStreamHelper
 vcl::ExtOutDevData
+vcl::ScriptRun
 vcl::filter::PDFBooleanElement
 vcl::filter::PDFCommentElement
 vcl::filter::PDFEndObjectElement
@@ -311,6 +280,7 @@ vcl::filter::PDFEndStreamElement
 vcl::filter::PDFHexStringElement
 vcl::filter::PDFLiteralStringElement
 vcl::filter::PDFNullElement
+vcl::printer::Options
 writerperfect::DirectoryStream::Impl
 xmloff::OControlBorderHandler
 xmloff::OFontWidthHandler

bin/find-can-be-private-symbols.py

@@ -53,6 +53,7 @@ with subprocess_find.stdout as txt:
                 if line_regex.match(line2):
                     sym = line2.split(" ")[2]
                     exported_symbols.add(sym)
+        subprocess_nm.terminate()
         # look for imported symbols
         subprocess_objdump = subprocess.Popen(b"objdump -T " + sharedlib, stdout=subprocess.PIPE, shell=True)
         with subprocess_objdump.stdout as txt2:
@@ -65,10 +66,11 @@ with subprocess_find.stdout as txt:
             # 0000000000000000      DF *UND*  0000000000000000     _ZN16FilterConfigItem10WriteInt32ERKN3rtl8OUStringEi
             for line2_bytes in txt2:
                 line2 = line2_bytes.strip().decode("utf-8")
+                if not("*UND*"in line2): continue
                 tokens = line2.split(" ")
-                if len(tokens) < 7 or not(tokens[7].startswith("*UND*")): continue
                 sym = tokens[len(tokens)-1]
                 imported_symbols.add(sym)
+        subprocess_objdump.terminate()
 subprocess_find.terminate()
 
 # look for imported symbols in executables
@@ -92,7 +94,10 @@ print("exported = " + str(len(exported_symbols)))
 print("imported = " + str(len(imported_symbols)))
 print("diff     = " + str(len(diff)))
 
-for sym in exported_symbols:
+progress = 0;
+for sym in sorted(exported_symbols):
+    progress += 1
+    if (progress % 128 == 0): print( str(int(progress * 100 / len(exported_symbols))) + "%")
     filtered_sym = subprocess.check_output(["c++filt", sym]).strip().decode("utf-8")
     if filtered_sym.startswith("non-virtual thunk to "): filtered_sym = filtered_sym[21:]
     elif filtered_sym.startswith("virtual thunk to "): filtered_sym = filtered_sym[17:]
@@ -107,7 +112,10 @@ for sym in exported_symbols:
         # find standalone functions which are exported but not imported
         if not(sym in imported_symbols): unused_function_exports.add(func)
 
-for sym in imported_symbols:
+progress = 0;
+for sym in sorted(imported_symbols):
+    progress += 1
+    if (progress % 128 == 0): print( str(int(progress * 100 / len(imported_symbols))) + "%")
     filtered_sym = subprocess.check_output(["c++filt", sym]).strip().decode("utf-8")
     if filtered_sym.startswith("non-virtual thunk to "): filtered_sym = filtered_sym[21:]
     elif filtered_sym.startswith("virtual thunk to "): filtered_sym = filtered_sym[17:]

sc/source/ui/inc/datatransformation.hxx

@@ -212,7 +212,7 @@ class DeleteRowTransformation : public DataTransformation
         const OUString & getFindString() const;
 };
 
-class SC_DLLPUBLIC SwapRowsTransformation : public DataTransformation
+class SwapRowsTransformation : public DataTransformation
 {
     SCROW mxRow, nxRow;