gentoo-overlay/games-action/supertuxkart/files/supertuxkart-1.0-system-squish.patch

From e1601b1ae07e3c1ac05cffe05b82e0c60998bc72 Mon Sep 17 00:00:00 2001
From: James Le Cuirot <chewi@gentoo.org>
Date: Mon, 13 May 2019 22:51:21 +0100
Subject: [PATCH] CMake: Add option to use system Squish library

The system version was preferred before but it wasn't possible to
explicitly disable it, making its use automagic, which is bad for
packaging.

Closes: https://github.com/supertuxkart/stk-code/pull/3916
---
 CMakeLists.txt | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8a7f03264..40e7790fe 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,6 +31,8 @@ CMAKE_DEPENDENT_OPTION(BUILD_RECORDER "Build opengl recorder" ON
     "NOT SERVER_ONLY;NOT APPLE" OFF)
 CMAKE_DEPENDENT_OPTION(USE_FRIBIDI "Support for right-to-left languages" ON
     "NOT SERVER_ONLY" OFF)
+CMAKE_DEPENDENT_OPTION(USE_SYSTEM_SQUISH "Use system Squish library instead of the built-in version, when available." ON
+    "NOT SERVER_ONLY" OFF)
 CMAKE_DEPENDENT_OPTION(USE_WIIUSE "Support for wiimote input devices" ON
     "NOT SERVER_ONLY;NOT MINGW;NOT CYGWIN" OFF)
 
@@ -247,8 +249,10 @@ if(NOT SERVER_ONLY)
 endif()
 
 if(NOT SERVER_ONLY)
-    find_library(SQUISH_LIBRARY NAMES squish libsquish)
-    find_path(SQUISH_INCLUDEDIR NAMES squish.h PATHS)
+    if(USE_SYSTEM_SQUISH)
+        find_library(SQUISH_LIBRARY NAMES squish libsquish)
+        find_path(SQUISH_INCLUDEDIR NAMES squish.h PATHS)
+    endif()
     if (NOT SQUISH_LIBRARY OR NOT SQUISH_INCLUDEDIR)
         add_subdirectory("${PROJECT_SOURCE_DIR}/lib/libsquish")
         include_directories("${PROJECT_SOURCE_DIR}/lib/libsquish")
-- 
2.20.1