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Rerun CMake when files are added/removed. (#170)

master
Damon Kohler 2016-12-21 12:05:15 +01:00 committed by GitHub
parent 1477a81bfa
commit 5d56b3190e
1 changed files with 12 additions and 0 deletions
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12
cmake/functions.cmake
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@ -106,6 +106,18 @@ macro(google_initialize_cartographer_project)
message(STATUS "Build type: ${CMAKE_BUILD_TYPE}")
# Add a hook that reruns CMake when source files are added or removed.
set(LIST_FILES_CMD "find ${CMAKE_SOURCE_DIR}/ -not -iwholename '*.git*' | sort | sed 's/^/#/'")
set(FILES_LIST_PATH "${CMAKE_BINARY_DIR}/AllFiles.cmake")
set(DETECT_CHANGES_CMD "bash" "-c" "${LIST_FILES_CMD} | diff -N -q ${FILES_LIST_PATH} - || ${LIST_FILES_CMD} > ${FILES_LIST_PATH}")
add_custom_target(cartographer_detect_changes ALL
COMMAND ${DETECT_CHANGES_CMD}
VERBATIM
)
if(NOT EXISTS ${FILES_LIST_PATH})
execute_process(COMMAND ${DETECT_CHANGES_CMD})
endif()
include(${FILES_LIST_PATH})
endmacro()
macro(google_enable_testing)