Remove the -qmake and -cmake configure arguments

Qt is built with CMake since 6.0 and the QMake build system was removed
in 6.1. It's time to remove the -cmake and -qmake configure arguments
for Qt 6.2.

Fixes: QTBUG-88286
Change-Id: Ie726ec364ded025f8d93bd69b469561a6ae40aa9
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

cmake/QtProcessConfigureArgs.cmake

@@ -53,9 +53,7 @@ unset(device_options)
 set_property(GLOBAL PROPERTY UNHANDLED_ARGS "")
 while(NOT "${configure_args}" STREQUAL "")
     list(POP_FRONT configure_args arg)
-    if(arg STREQUAL "-cmake")
-        # ignore
-    elseif(arg STREQUAL "-cmake-generator")
+    if(arg STREQUAL "-cmake-generator")
         list(POP_FRONT configure_args generator)
     elseif(arg STREQUAL "-cmake-use-default-generator")
         set(auto_detect_generator FALSE)

configure

@@ -228,20 +228,6 @@ while [ "$#" -gt 0 ]; do
             UNKNOWN_OPT=yes
         fi
         ;;
-    cmake)
-        # Ignore. Kept to keep build scripts working. Consider removal in Qt 6.2.
-        ;;
-    qmake)
-        echo >&2 "ERROR: You cannot configure Qt 6 with qmake anymore."
-        ERROR=yes
-        ;;
-    redo)
-        if [ -f ${outpathPrefix}config.opt ]; then
-            if grep -e ^-cmake <${outpathPrefix}config.opt >/dev/null 2>&1; then
-                BUILD_WITH_CMAKE=yes
-            fi
-        fi
-        ;;
     *)
         ;;
     esac

configure.bat

@@ -75,12 +75,6 @@ goto doneargs
     if /i "%~1" == "-redo" goto redo
     if /i "%~1" == "--redo" goto redo
 
-    if /i "%~1" == "-cmake" goto cmake
-    if /i "%~1" == "--cmake" goto cmake
-
-    if /i "%~1" == "-qmake" goto qmake
-    if /i "%~1" == "--qmake" goto qmake
-
 :nextarg
     shift
     goto doargs
@@ -108,13 +102,6 @@ goto doneargs
     echo No config.opt present - cannot redo configuration. >&2
     exit /b 1
 
-:cmake
-    goto nextarg
-
-:qmake
-    echo ERROR: You cannot configure Qt 6 with qmake anymore. >&2
-    exit /b 1
-
 :doneargs
 
 cd "%TOPQTDIR%"