From a97906360f0fc0461bcb4302a97ae05322253c9a Mon Sep 17 00:00:00 2001
From: Martchus <martchus@gmx.net>
Date: Sat, 8 Dec 2018 19:07:54 +0100
Subject: [PATCH] Rebuild APK when modifying contents of android subdir

Still does not work when files get added or removed, though
---
 cmake/modules/AndroidApk.cmake | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/cmake/modules/AndroidApk.cmake b/cmake/modules/AndroidApk.cmake
index 16d12f0..ea2abdc 100644
--- a/cmake/modules/AndroidApk.cmake
+++ b/cmake/modules/AndroidApk.cmake
@@ -28,6 +28,11 @@ set(ANDROID_APK_MANIFEST_PATH "${ANDROID_APK_SUBDIR}/AndroidManifest.xml")
 if(NOT EXISTS "${ANDROID_APK_MANIFEST_PATH}")
     message(FATAL_ERROR "The Android manifest doesn't exist at \"${ANDROID_APK_SUBDIR}/AndroidManifest.xml\".")
 endif()
+# caveat: adding new files or removing files requires to re-run CMake manually
+file(GLOB_RECURSE ANDROID_APK_FILES
+    LIST_DIRECTORIES false
+    "${ANDROID_APK_SUBDIR}/*"
+)
 
 # make subdirectory to store build artefacts for APK
 set(ANDROID_APK_BUILD_DIR "${CMAKE_CURRENT_BINARY_DIR}/apk")
@@ -235,7 +240,7 @@ add_custom_command(OUTPUT "${ANDROID_APK_FILE_PATH}"
         ${ANDROID_APK_ADDITIONAL_ANDROIDDEPOYQT_OPTIONS}
     WORKING_DIRECTORY "${ANDROID_APK_BUILD_DIR}"
     COMMENT "Creating Android APK ${ANDROID_APK_FILE_PATH} using androiddeployqt"
-    DEPENDS "${ANDROID_DEPLOYMENT_JSON_FILE};${ANDROID_APK_BINARY_PATH}"
+    DEPENDS "${ANDROID_DEPLOYMENT_JSON_FILE};${ANDROID_APK_BINARY_PATH};${ANDROID_APK_FILES}"
     COMMAND_EXPAND_LISTS
     VERBATIM
 )