From 62f8e75b34adf82f552c72559a2b061376af8986 Mon Sep 17 00:00:00 2001
From: tamasmeszaros <meszaros.q@gmail.com>
Date: Tue, 2 Feb 2021 18:08:30 +0100
Subject: [PATCH] Disable tests and encoding check when cross compiling

---
 CMakeLists.txt                 | 12 ++++++++++++
 src/build-utils/CMakeLists.txt |  5 +++++
 2 files changed, 17 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index c15371c9a..c32fc6b7b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -35,15 +35,27 @@ option(SLIC3R_ASAN              "Enable ASan on Clang and GCC" 0)
 
 set(SLIC3R_GTK "2" CACHE STRING "GTK version to use with wxWidgets on Linux")
 
+set(IS_CROSS_COMPILE FALSE)
+
 if (APPLE)
     set(CMAKE_FIND_FRAMEWORK LAST)
     set(CMAKE_FIND_APPBUNDLE LAST)
+    list(FIND CMAKE_OSX_ARCHITECTURES ${CMAKE_SYSTEM_PROCESSOR} _arch_idx)
+    if (CMAKE_OSX_ARCHITECTURES AND _arch_idx LESS 0)
+        set(IS_CROSS_COMPILE TRUE)
+    endif ()
 endif ()
 
 # Proposal for C++ unit tests and sandboxes
 option(SLIC3R_BUILD_SANDBOXES   "Build development sandboxes" OFF)
 option(SLIC3R_BUILD_TESTS       "Build unit tests" ON)
 
+if (IS_CROSS_COMPILE)
+    message("Detected cross compilation setup. Tests and encoding checks will be forcedly disabled!")
+    set(SLIC3R_PERL_XS OFF CACHE BOOL "" FORCE)
+    set(SLIC3R_BUILD_TESTS OFF CACHE BOOL "" FORCE)
+endif ()
+
 # Print out the SLIC3R_* cache options
 get_cmake_property(_cache_vars CACHE_VARIABLES)
 list (SORT _cache_vars)
diff --git a/src/build-utils/CMakeLists.txt b/src/build-utils/CMakeLists.txt
index d47e5b97f..464fd9c8f 100644
--- a/src/build-utils/CMakeLists.txt
+++ b/src/build-utils/CMakeLists.txt
@@ -1,6 +1,11 @@
 
 option(SLIC3R_ENC_CHECK "Verify encoding of source files" 1)
 
+if (IS_CROSS_COMPILE)
+    # Force disable due to cross compilation. This fact is already printed on cli for users
+    set(SLIC3R_ENC_CHECK OFF CACHE BOOL "" FORCE)
+endif ()
+
 if (SLIC3R_ENC_CHECK)
     add_executable(encoding-check encoding-check.cpp)