Pull in full sqlite_modern_cpp repo for the license as it is not attached to source files

common/sqlite_modern_cpp/CMakeLists.txt

@@ -0,0 +1,56 @@
+cmake_minimum_required(VERSION 3.0)
+option(ENABLE_SQLCIPHER_TESTS "enable sqlchipher test")
+
+# Creates the file compile_commands.json in the build directory.
+set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
+set(CMAKE_CXX_STANDARD 17)
+
+set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} "${CMAKE_SOURCE_DIR}/cmake")
+set(HUNTER_TLS_VERIFY ON)
+include("cmake/HunterGate.cmake")
+include("cmake/Catch.cmake")
+
+HunterGate(
+    URL "https://github.com/cpp-pm/hunter/archive/v0.24.15.tar.gz"
+    SHA1 "8010d63d5ae611c564889d5fe12d3cb7a45703ac"
+)
+
+project(SqliteModernCpp)
+
+hunter_add_package(Catch)
+hunter_add_package(sqlite3)
+
+find_package(Catch2 CONFIG REQUIRED)
+find_package(sqlite3 CONFIG REQUIRED)
+
+set(TEST_SOURCE_DIR             ${CMAKE_CURRENT_SOURCE_DIR}/tests)
+file(GLOB TEST_SOURCES          ${TEST_SOURCE_DIR}/*.cc)
+
+IF(NOT ENABLE_SQLCIPHER_TESTS)
+    list(REMOVE_ITEM TEST_SOURCES ${TEST_SOURCE_DIR}/sqlcipher.cc)
+ENDIF(NOT ENABLE_SQLCIPHER_TESTS)
+
+enable_testing()
+
+add_library (sqlite_modern_cpp INTERFACE)
+target_include_directories(sqlite_modern_cpp INTERFACE hdr/)
+
+add_executable(tests_runner ${TEST_SOURCES})
+target_include_directories(tests_runner INTERFACE ${SQLITE3_INCLUDE_DIRS})
+if(ENABLE_SQLCIPHER_TESTS)
+    target_link_libraries(tests_runner Catch2::Catch2 sqlite_modern_cpp sqlite3::sqlite3 -lsqlcipher)
+else()
+    target_link_libraries(tests_runner Catch2::Catch2 sqlite_modern_cpp sqlite3::sqlite3)
+endif()
+
+catch_discover_tests(tests_runner)
+target_compile_options(tests_runner PUBLIC $<$<CXX_COMPILER_ID:MSVC>:/Zc:__cplusplus> )
+
+# Place the file in the source directory, permitting us to place a single configuration file for YCM there.
+# YCM is the code-completion engine for (neo)vim https://github.com/Valloric/YouCompleteMe
+IF(EXISTS "${CMAKE_BINARY_DIR}/compile_commands.json")
+  EXECUTE_PROCESS( COMMAND ${CMAKE_COMMAND} -E copy_if_different
+    ${CMAKE_BINARY_DIR}/compile_commands.json
+    ${CMAKE_SOURCE_DIR}/compile_commands.json
+  )
+ENDIF()