From 2f8024b6704615cf8e2cc19b081bdaf02f8c1b5e Mon Sep 17 00:00:00 2001
From: Andrey Astafyev <dev@246060.ru>
Date: Fri, 14 Jun 2019 08:35:39 +0300
Subject: [PATCH] =?UTF-8?q?=D0=9F=D0=B5=D1=80=D0=B5=D0=BF=D0=B8=D1=81?=
 =?UTF-8?q?=D0=B0=D0=BD=20=D0=B3=D0=B5=D0=BD=D0=B5=D1=80=D0=B0=D1=82=D0=BE?=
 =?UTF-8?q?=D1=80=20=D0=BF=D0=B5=D1=80=D0=B5=D0=B2=D0=BE=D0=B4=D0=BE=D0=B2?=
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Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 CMLibQtTranslation.cmake | 37 ++++++++++++++++---------------------
 1 file changed, 16 insertions(+), 21 deletions(-)

diff --git a/CMLibQtTranslation.cmake b/CMLibQtTranslation.cmake
index fdd33e0..aa11e8e 100644
--- a/CMLibQtTranslation.cmake
+++ b/CMLibQtTranslation.cmake
@@ -24,37 +24,32 @@ function(qt_translation)
     set(_ts "${_target}_${_lang}.ts")
     set(_qm "${_target}_${_lang}.qm")
     list(APPEND _ts_list ${_ts_dir}/${_ts})
-    if(NOT EXISTS ${_ts_dir}/${_ts})
-      file(WRITE ${_ts_dir}/${_ts} "<?xml version=\"1.0\" encoding=\"utf-8\"?>
-      <!DOCTYPE TS>
-      <TS version=\"2.1\" language=\"${_lang}\"></TS>")
+    list(APPEND _l10n_targets "${_target}_l10n_${_lang}")
+    string(APPEND L10N_QRC_BODY "<file alias=\"${_qm}\">${CMAKE_BINARY_DIR}/${_qm}</file>\n")
+
+    add_custom_target(${_target}_l10n_${_lang}
+                        COMMAND ${Qt5_LUPDATE_EXECUTABLE} ${_sources_list} -ts ${_ts_dir}/${_ts} -target-language ${_lang}
+                        DEPENDS ${_sources_list})
+
+    if(NOT EXISTS "${_ts_dir}/${_ts}")
+      add_custom_target(${_ts} DEPENDS ${_target}_l10n_${_lang})
+    else()
+      add_custom_target(${_ts} COMMAND echo "Skipping lupdate for ${_ts}")
     endif()
-    string(APPEND L10N_QRC_BODY
-           "<file alias=\"${_qm}\">${CMAKE_BINARY_DIR}/${_qm}</file>\n")
 
     add_custom_command(OUTPUT ${CMAKE_BINARY_DIR}/${_qm}
                        COMMAND ${Qt5_LRELEASE_EXECUTABLE}
-                               ARGS ${_ts_dir}/${_ts} -qm
-                                    ${CMAKE_BINARY_DIR}/${_qm}
-                       DEPENDS ${_ts_dir}/${_ts})
+                       ARGS ${_ts_dir}/${_ts} -qm ${CMAKE_BINARY_DIR}/${_qm}
+                       DEPENDS ${_ts})
   endforeach()
 
-  add_custom_command(OUTPUT ${_ts_list}
-                     COMMAND ${Qt5_LUPDATE_EXECUTABLE}
-                             ARGS ${_sources_list} -ts ${_ts_list}
-                     DEPENDS ${_sources_list})
-
   configure_file(${CMLIB_MODULE_DIR}/qrc/l10n.qrc.in
                  ${CMAKE_BINARY_DIR}/${_target}_l10n.qrc)
   qt5_add_resources(_qrc ${CMAKE_BINARY_DIR}/${_target}_l10n.qrc)
-  add_custom_target(_qrc_target DEPENDS ${_qrc})
+  add_custom_target(${_target}_qrc DEPENDS ${_qrc})
+  add_custom_target(${_target}_l10n DEPENDS ${_l10n_targets})
 
-  foreach(_lang ${_languages})
-    set(_ts "${_target}_${_lang}.ts")
-    set(_qm "${_target}_${_lang}.qm")
-  endforeach()
-
-  add_dependencies(${_target} _qrc_target)
+  add_dependencies(${_target} ${_target}_qrc)
   target_sources(${_target} PUBLIC ${_qrc})
 endfunction()