From c72376856260360074879a5c91217c66c934558d Mon Sep 17 00:00:00 2001
From: Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
Date: Sat, 23 Oct 2021 03:00:53 +0200
Subject: Re-introduce (CMake based) build support against GTK+ 2.0.

---
 CMakeLists.txt | 31 ++++++++++++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

(limited to 'CMakeLists.txt')

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f1e441e..232af6a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -28,7 +28,34 @@ endif()
 
 # Check for prerequisites
 
-set(DEPS glib-2.0>=2.58 ayatana-indicator3-0.4>=0.8.4 gtk+-3.0>=3.24 dbusmenu-gtk3-0.4)
+option(FLAVOUR_GTK2 "Build against GTK+-2.0" OFF)
+option(FLAVOUR_GTK3 "Build against GTK+-3.0" ON)
+
+if (FLAVOUR_GTK2)
+    set (FLAVOUR_GTK3 OFF)
+endif()
+if (FLAVOUR_GTK3)
+    set (FLAVOUR_GTK2 OFF)
+endif()
+
+set(DEPS glib-2.0>=2.58)
+
+if (FLAVOUR_GTK3)
+    set(DEPS
+        ${DEPS}
+        ayatana-indicator3-0.4>=0.8.4
+        gtk+-3.0>=3.24
+        dbusmenu-gtk3-0.4
+    )
+elseif (FLAVOUR_GTK2)
+    set(DEPS
+        ${DEPS}
+        ayatana-indicator-0.4>=0.8.4
+        gtk+-2.0>=2.18
+        dbusmenu-gtk-0.4
+    )
+endif()
+
 
 if(ENABLE_TESTS)
     set(DEPS ${DEPS} dbus-1>=1.12 dbus-glib-1>=0.82)
@@ -82,6 +109,8 @@ endif()
 # Display config info
 
 message(STATUS "Install prefix: ${CMAKE_INSTALL_PREFIX}")
+message(STATUS "GTK+-3.0 build: ${FLAVOUR_GTK3}")
+message(STATUS "GTK+-2.0 build: ${FLAVOUR_GTK2}")
 message(STATUS "Unit tests: ${ENABLE_TESTS}")
 message(STATUS "Build with -Werror: ${ENABLE_WERROR}")
 message(STATUS "API Documentation: ${ENABLE_GTKDOC}")
-- 
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