From d21a6a3bc1cc1ec6f9408dc4dbed75fd84a6ed1d Mon Sep 17 00:00:00 2001
From: Hennadii Stepanov <32963518+hebasto@users.noreply.github.com>
Date: Sun, 13 Jun 2021 23:09:52 +0300
Subject: [PATCH] build: Add --with-qml configure option

---
 build-aux/m4/bitcoin_qt.m4 | 22 ++++++++++++++++++++++
 configure.ac               |  2 ++
 2 files changed, 24 insertions(+)

diff --git a/build-aux/m4/bitcoin_qt.m4 b/build-aux/m4/bitcoin_qt.m4
index 232a79bb36..50c5597654 100644
--- a/build-aux/m4/bitcoin_qt.m4
+++ b/build-aux/m4/bitcoin_qt.m4
@@ -71,6 +71,12 @@ AC_DEFUN([BITCOIN_QT_INIT],[
                  [qt_lib_suffix= ]); bitcoin_qt_want_version=qt5],
         [qt_lib_suffix= ])
 
+  AC_ARG_WITH([qml],
+    [AS_HELP_STRING([--with-qml],
+    [build QML-based GUI (default=yes)])],
+    [use_qml=$withval],
+    [use_qml=yes])
+
   AC_ARG_WITH([qt-incdir],[AS_HELP_STRING([--with-qt-incdir=INC_DIR],[specify qt include path (overridden by pkgconfig)])], [qt_include_path=$withval], [])
   AC_ARG_WITH([qt-libdir],[AS_HELP_STRING([--with-qt-libdir=LIB_DIR],[specify qt lib path (overridden by pkgconfig)])], [qt_lib_path=$withval], [])
   AC_ARG_WITH([qt-plugindir],[AS_HELP_STRING([--with-qt-plugindir=PLUGIN_DIR],[specify qt plugin path (overridden by pkgconfig)])], [qt_plugin_path=$withval], [])
@@ -395,4 +401,20 @@ AC_DEFUN([_BITCOIN_QT_FIND_LIBS],[
       PKG_CHECK_MODULES([QT_DBUS], [${qt_lib_prefix}DBus $qt_version], [QT_DBUS_INCLUDES="$QT_DBUS_CFLAGS"; have_qt_dbus=yes], [have_qt_dbus=no])
     fi
   ])
+
+  if test "x$use_qml" != xno; then
+    BITCOIN_QT_CHECK([
+      PKG_CHECK_MODULES([QT_QML], [${qt_lib_prefix}Qml${qt_lib_suffix} $qt_version], [QT_INCLUDES="$QT_QML_CFLAGS $QT_INCLUDES" QT_LIBS="$QT_QML_LIBS $QT_LIBS"],
+                        [BITCOIN_QT_FAIL([${qt_lib_prefix}Qml${qt_lib_suffix} $qt_version not found])])
+    ])
+    BITCOIN_QT_CHECK([
+      PKG_CHECK_MODULES([QT_QUICK], [${qt_lib_prefix}Quick${qt_lib_suffix} $qt_version], [QT_INCLUDES="$QT_QUICK_CFLAGS $QT_INCLUDES" QT_LIBS="$QT_QUICK_LIBS $QT_LIBS"],
+                        [BITCOIN_QT_FAIL([${qt_lib_prefix}Quick${qt_lib_suffix} $qt_version not found])])
+    ])
+    BITCOIN_QT_CHECK([
+      PKG_CHECK_MODULES([QT_QUICKCONTROLS], [${qt_lib_prefix}QuickControls2${qt_lib_suffix} $qt_version], [QT_INCLUDES="$QT_QUICKCONTROLS_CFLAGS $QT_INCLUDES" QT_LIBS="$QT_QUICKCONTROLS_LIBS $QT_LIBS"],
+                        [BITCOIN_QT_FAIL([${qt_lib_prefix}QuickControls2${qt_lib_suffix} $qt_version not found])])
+    ])
+    AC_DEFINE([USE_QML], [1], [Define to 1 to use QML-based GUI])
+  fi
 ])
diff --git a/configure.ac b/configure.ac
index 505468a8bb..590a8decf9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1801,6 +1801,7 @@ AM_CONDITIONAL([USE_ASM],[test x$use_asm = xyes])
 AM_CONDITIONAL([WORDS_BIGENDIAN],[test x$ac_cv_c_bigendian = xyes])
 AM_CONDITIONAL([USE_NATPMP],[test x$use_natpmp = xyes])
 AM_CONDITIONAL([USE_UPNP],[test x$use_upnp = xyes])
+AM_CONDITIONAL([BUILD_WITH_QML], [test x$use_qml = xyes])
 
 AC_DEFINE(CLIENT_VERSION_MAJOR, _CLIENT_VERSION_MAJOR, [Major version])
 AC_DEFINE(CLIENT_VERSION_MINOR, _CLIENT_VERSION_MINOR, [Minor version])
@@ -1940,6 +1941,7 @@ if test "x$enable_wallet" != "xno"; then
 fi
 echo "  with gui / qt   = $bitcoin_enable_qt"
 if test x$bitcoin_enable_qt != xno; then
+    echo "    with qml      = $use_qml"
     echo "    with qr       = $use_qr"
 fi
 echo "  with zmq        = $use_zmq"