| enable_language(CXX) | |
| add_custom_command(OUTPUT generated.cpp | |
| MAIN_DEPENDENCY a.c | |
| COMMAND ${CMAKE_COMMAND} -P ${CMAKE_CURRENT_SOURCE_DIR}/generate-once.cmake ${CMAKE_CURRENT_BINARY_DIR}/generated.cpp | |
| VERBATIM) | |
| add_executable(exe1 ${CMAKE_CURRENT_BINARY_DIR}/generated.cpp) | |
| add_executable(exe2 ${CMAKE_CURRENT_BINARY_DIR}/generated.cpp) | |
| add_executable(exe3 ${CMAKE_CURRENT_BINARY_DIR}/generated.cpp) | |
| add_dependencies(exe1 exe2) | |
| add_dependencies(exe3 exe1) |