From e27a5b7816f50e4b4bfccc31b8e2088e358d22f5 Mon Sep 17 00:00:00 2001
From: Aokromes <aokromes@gmail.com>
Date: Wed, 10 Aug 2016 01:22:56 +0200
Subject: [PATCH] Core/Build: Provide an interface target for game * Increases
 the build time because dependent projects can build   without waiting for the
 game project.

---
 src/server/game/CMakeLists.txt        | 28 +++++++++++++++++----------
 src/server/scripts/CMakeLists.txt     |  2 +-
 src/server/worldserver/CMakeLists.txt |  1 +
 3 files changed, 20 insertions(+), 11 deletions(-)

diff --git a/src/server/game/CMakeLists.txt b/src/server/game/CMakeLists.txt
index 22ab85f498..202c078977 100644
--- a/src/server/game/CMakeLists.txt
+++ b/src/server/game/CMakeLists.txt
@@ -8,7 +8,6 @@
 # WITHOUT ANY WARRANTY, to the extent permitted by law; without even the
 # implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
 
-
 CollectSourceFiles(
   ${CMAKE_CURRENT_SOURCE_DIR}
   PRIVATE_SOURCES
@@ -24,28 +23,37 @@ GroupSources(${CMAKE_CURRENT_SOURCE_DIR})
 
 add_definitions(-DTRINITY_API_EXPORT_GAME)
 
-add_library(game
-  ${PRIVATE_SOURCES}
-  ${PRIVATE_PCH_SOURCE}
-)
-
 CollectIncludeDirectories(
   ${CMAKE_CURRENT_SOURCE_DIR}
   PUBLIC_INCLUDES
   # Exclude
   ${CMAKE_CURRENT_SOURCE_DIR}/PrecompiledHeaders)
 
+# Provide an interface target for the game project to allow
+# dependent projects to build meanwhile.
+add_library(game-interface INTERFACE)
+
+target_include_directories(game-interface
+  INTERFACE
+    ${PUBLIC_INCLUDES})
+
+target_link_libraries(game-interface
+  INTERFACE
+    shared
+    Detour)
+
+add_library(game
+  ${PRIVATE_PCH_SOURCE}
+  ${PRIVATE_SOURCES})
+
 target_include_directories(game
-  PUBLIC
-    ${PUBLIC_INCLUDES}
   PRIVATE
     ${CMAKE_CURRENT_BINARY_DIR})
 
 target_link_libraries(game
   PUBLIC
     ipc
-    shared
-    Detour
+    game-interface
   PRIVATE
     efsw)
 
diff --git a/src/server/scripts/CMakeLists.txt b/src/server/scripts/CMakeLists.txt
index d0f639cb49..66968ef203 100644
--- a/src/server/scripts/CMakeLists.txt
+++ b/src/server/scripts/CMakeLists.txt
@@ -64,7 +64,7 @@ target_include_directories(scripts
 
 target_link_libraries(scripts
   PUBLIC
-    game)
+    game-interface)
 
 set_target_properties(scripts
     PROPERTIES
diff --git a/src/server/worldserver/CMakeLists.txt b/src/server/worldserver/CMakeLists.txt
index 7fb4c6d2b7..8a69d89b1e 100644
--- a/src/server/worldserver/CMakeLists.txt
+++ b/src/server/worldserver/CMakeLists.txt
@@ -48,6 +48,7 @@ set_target_properties(worldserver PROPERTIES LINK_FLAGS "${worldserver_LINK_FLAG
 target_link_libraries(worldserver
   PUBLIC
     scripts
+    game
     gsoap
     readline)