From 95dae8973cc43976934114e0ff04b901e104e7cc Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Mon, 13 Jul 2026 16:58:45 -0400
Subject: [PATCH] ccmake: Fix backspace key in '/' searches on macOS

Accept `getch()` return value 127 as equivalent to `KEY_BACKSPACE`
in searches as we already do in string widget values.

Fixes: #27936
---
 Source/CursesDialog/cmCursesMainForm.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/CursesDialog/cmCursesMainForm.cxx b/Source/CursesDialog/cmCursesMainForm.cxx
index 74089e528a..4160669816 100644
--- a/Source/CursesDialog/cmCursesMainForm.cxx
+++ b/Source/CursesDialog/cmCursesMainForm.cxx
@@ -744,7 +744,8 @@ void cmCursesMainForm::HandleInput()
             static_cast<std::string::size_type>(x - 10)) {
           this->SearchString += static_cast<char>(key);
         }
-      } else if (key == ctrl('h') || key == KEY_BACKSPACE || key == KEY_DC) {
+      } else if (key == ctrl('h') || key == 127 || key == KEY_BACKSPACE ||
+                 key == KEY_DC) {
         if (!this->SearchString.empty()) {
           this->SearchString.pop_back();
         }