[LyX/master] fixup 3b6ec13d: better fix for SIGABRT at exiting time on macOS Tahoe

commit b5ae004aa21b9b7f9a631ef6e817dc2d310482cb
Author: Jean-Marc Lasgouttes <[email protected]>
Date:   Wed Mar 25 15:20:08 2026 +0100

    fixup 3b6ec13d: better fix for SIGABRT at exiting time on macOS Tahoe
    
    Instead of a specific code for macOS Tahoe, use
    GuiView::closeBufferAll() instead of GuiApplication::closeAllViews().
---
 src/frontends/qt/GuiApplication.cpp | 20 ++++++++------------
 src/frontends/qt/GuiView.h          |  5 +++--
 2 files changed, 11 insertions(+), 14 deletions(-)

diff --git a/src/frontends/qt/GuiApplication.cpp b/src/frontends/qt/GuiApplication.cpp
index d658cec6cb..e786fea150 100644
--- a/src/frontends/qt/GuiApplication.cpp
+++ b/src/frontends/qt/GuiApplication.cpp
@@ -1794,20 +1794,16 @@ void GuiApplication::dispatch(FuncRequest const & cmd, DispatchResult & dr)
 		break;
 
 	case LFUN_LYX_QUIT:
-		// Temporary and imperfect fix for SIGABRT at exiting time on macOS
-		// Tahoe. See
-		// https://www.mail-archive.com/[email protected]/msg225496.html
-		// FIXME: This fix should be removed once the problem is gone.
-#if defined(Q_OS_MACOS) && QT_VERSION >= QT_VERSION_CHECK(6, 0, 0)
-		if (QOperatingSystemVersion::current() >= QOperatingSystemVersion(QOperatingSystemVersion::MacOS, 26))
-				std::this_thread::sleep_for(std::chrono::seconds(2));
-#endif
+		if (current_view_) {
+			current_view_->message(from_utf8(N_("Exiting.")));
+			if (!current_view_->closeBufferAll()) {
+				current_view_->message(from_utf8(N_("Cancelled")));
+				break;
+			}
+		}
 		// quitting is triggered by the gui code
 		// (leaving the event loop).
-		if (current_view_)
-			current_view_->message(from_utf8(N_("Exiting.")));
-		if (closeAllViews())
-			quit();
+		QApplication::quit();
 		break;
 
 	case LFUN_SCREEN_FONT_UPDATE: {
diff --git a/src/frontends/qt/GuiView.h b/src/frontends/qt/GuiView.h
index b553013851..727cd4ccec 100644
--- a/src/frontends/qt/GuiView.h
+++ b/src/frontends/qt/GuiView.h
@@ -165,6 +165,9 @@ public:
 	bool closeWorkArea(GuiWorkArea * wa);
 	/// closes the buffer
 	bool closeBuffer(Buffer & buf);
+	/// Close all document buffers.
+	bool closeBufferAll();
+
 	///
 	void openDocuments(std::string const & filename, int origin);
 	///
@@ -325,8 +328,6 @@ private:
 	void openChildDocument(std::string const & filename);
 	/// Close current document buffer.
 	bool closeBuffer();
-	/// Close all document buffers.
-	bool closeBufferAll();
 	///
 	TabWorkArea * addTabWorkArea();
 
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