refactor(cmake): fix missing dependency

translations/CMakeLists.txt

@@ -60,23 +60,28 @@ qt5_add_translation(translations_FILES
   zh_TW.ts
 )
 
-file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in"
-"<!DOCTYPE RCC>
-<RCC version=\"1.0\">
-  <qresource prefix=\"/translations\">
-")
-foreach(qm ${translations_FILES})
-  get_filename_component(qm_name ${qm} NAME)
-  file(APPEND "${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in"
-    "    <file alias=\"${qm_name}\">${qm}</file>\n")
-endforeach(qm)
-file(APPEND "${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in"
-"  </qresource>
-</RCC>
-")
+# Generate a resource file which contains all translation files
+function(generate_translation_resource)
+    file(WRITE "${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in"
+    "<!DOCTYPE RCC>
+    <RCC version=\"1.0\">
+      <qresource prefix=\"/translations\">
+    ")
+    foreach(qm ${translations_FILES})
+      get_filename_component(qm_name ${qm} NAME)
+      file(APPEND "${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in"
+        "    <file alias=\"${qm_name}\">${qm}</file>\n")
+    endforeach(qm)
+    file(APPEND "${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in"
+    "  </qresource>
+    </RCC>
+    ")
+endfunction()
 
-execute_process(COMMAND ${CMAKE_COMMAND} -E copy_if_different
-  ${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in
-  ${CMAKE_CURRENT_BINARY_DIR}/translations.qrc)
+generate_translation_resource()
+configure_file(${CMAKE_CURRENT_BINARY_DIR}/translations.qrc.in ./translations.qrc COPYONLY)
 
-add_library(translations_library ${translations_FILES} ${CMAKE_CURRENT_BINARY_DIR}/translations.qrc)
+add_library(translations_library ${CMAKE_CURRENT_BINARY_DIR}/translations.qrc)
+
+# An explicit dependency is needed or AUTORCC will run before the translation files are created
+set_target_properties(translations_library PROPERTIES AUTOGEN_TARGET_DEPENDS "${translations_FILES}")