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cmake_minimum_required(VERSION 3.1)
project(TestMultiplePackages C)
find_package (Python2 REQUIRED COMPONENTS Interpreter Development)
find_package (Python3 REQUIRED COMPONENTS Interpreter Development)
# Must find Python 3
find_package (Python REQUIRED)
if (NOT Python3_EXECUTABLE STREQUAL Python_EXECUTABLE)
message (FATAL_ERROR
"Python interpreters do not match:\n"
" Python_EXECUTABLE='${Python_EXECUTABLE}'\n"
" Python3_EXECUTABLE='${Python3_EXECUTABLE}'\n"
)
endif()
Python2_add_library (spam2 MODULE ../spam.c)
target_compile_definitions (spam2 PRIVATE PYTHON2)
Python3_add_library (spam3 MODULE ../spam.c)
target_compile_definitions (spam3 PRIVATE PYTHON3)
add_test (NAME python2_spam2
COMMAND "${CMAKE_COMMAND}" -E env "PYTHONPATH=$<TARGET_FILE_DIR:spam3>"
"${Python2_EXECUTABLE}" -c "import spam2; spam2.system(\"cd\")")
add_test (NAME python3_spam3
COMMAND "${CMAKE_COMMAND}" -E env "PYTHONPATH=$<TARGET_FILE_DIR:spam3>"
"${Python3_EXECUTABLE}" -c "import spam3; spam3.system(\"cd\")")
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