Disable testsuite on big-endian systems

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5568cd0d73021e9502b32527f1b308742ad2562c..be5912db67517f409f57d710df33d1b82afae8d5 100644 (file)
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,6 +36,7 @@ option(UseQtFive "Build with Qt5 and libpoppler-qt5" ON)
 option(UpdateTranslations "Do you want to update the .ts files (WARNING: running make clean will delete them!)" OFF)
 option(BuildTests "Build unit tests (this requires pdflatex or internet access and DownloadTestPDFs=ON)" ON)
 option(RunDualScreenTests "Also run tests that require two screens to be connected" ON)
+option(RunTestsOnBigEndian "Run tests on a big-endian system" OFF)
 option(BoostStaticLink "Link statically against the boost libraries" OFF)
 option(WindowsStaticLink "Windows/MSVC only: Link statically against the dependencies and set /MT instead of /MD" ON)
 option(UsePrerenderedPDF "Use prerendered PDFs included in the source for testing, instead of building with pdflatex" OFF)
@@ -75,8 +76,17 @@ if(BuildTests)
        # Set a default timeout to 60 seconds
        set(DART_TESTING_TIMEOUT 60)
        set(CTEST_TEST_TIMEOUT 60)
-       include(CTest)
-       add_subdirectory(testing)
+       # Check for big endian
+       include(TestBigEndian)
+       TEST_BIG_ENDIAN(BigEndian)
+       if( NOT BigEndian OR RunTestsOnBigEndian)
+               include(CTest)
+               add_subdirectory(testing)
+       else()
+               message(WARNING "The unit tests have been temporarily disabled on big-endian "
+                       "systems.  If you want to help in debugging this, please pass "
+                       "-DRunTestsOnBigEndian=ON to cmake to force their execution.")
+       endif()
 endif()
 
 #### Installation