From be699d5c0c1804de81da3b84c1a26e18e8d578b2 Mon Sep 17 00:00:00 2001
From: Mattia Basaglia <mattia.basaglia@gmail.com>
Date: Tue, 28 Jul 2015 18:44:07 +0200
Subject: [PATCH] Download game packs only when needed by default

With an option to disable automatic downloads, and a target to download them manually.
This avoids having to download them every time you make all.
---
 CMakeLists.txt | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ba2fcc8e..d3026bc1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -390,9 +390,15 @@ if(NOT (CMAKE_SOURCE_DIR STREQUAL CMAKE_BINARY_DIR))
 endif()
 
 option(DOWNLOAD_GAMEPACKS "Download game packs" ON)
+add_custom_target(game_packs
+    COMMAND ${CMAKE_COMMAND} -E make_directory games
+    COMMAND DOWNLOAD_GAMEPACKS=yes SOURCE_DIR="${CMAKE_SOURCE_DIR}" "${CMAKE_SOURCE_DIR}/install-gamepacks.sh" "${CMAKE_BINARY_DIR}"
+    COMMENT "Downloading game packs"
+)
+add_custom_command(OUTPUT games
+	COMMAND make game_packs
+	DEPENDS download-gamepacks.sh install-gamepacks.sh install-gamepack.sh
+)
 if(DOWNLOAD_GAMEPACKS)
-    add_custom_target(game_packs ALL
-        COMMAND ${CMAKE_COMMAND} -E make_directory games
-        COMMAND DOWNLOAD_GAMEPACKS=yes SOURCE_DIR="${CMAKE_SOURCE_DIR}" "${CMAKE_SOURCE_DIR}/install-gamepacks.sh" "${CMAKE_BINARY_DIR}"
-    )
+    add_custom_target(game_packs_all ALL DEPENDS games)
 endif()
-- 
2.39.2