Merge pull request #1638 from janisozaur/patch-1

Prevent building in source dir

CMakeLists.txt

@@ -8,6 +8,10 @@ endif()
 
 project(Catch2 LANGUAGES CXX VERSION 2.7.2)
 
+if (CMAKE_BINARY_DIR STREQUAL CMAKE_SOURCE_DIR)
+    message(FATAL_ERROR "Building in-source is not supported! Create a build dir and remove ${CMAKE_SOURCE_DIR}/CMakeCache.txt")
+endif()
+
 # Provide path for scripts
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_LIST_DIR}/CMake")
 

conanfile.py

@@ -18,7 +18,7 @@ class CatchConan(ConanFile):
         cmake.definitions["BUILD_TESTING"] = "OFF"
         cmake.definitions["CATCH_INSTALL_DOCS"] = "OFF"
         cmake.definitions["CATCH_INSTALL_HELPERS"] = "ON"
-        cmake.configure()
+        cmake.configure(build_folder='build')
         cmake.install()
 
         self.copy(pattern="LICENSE.txt", dst="licenses")