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Only copy .py files if they've changed

release/4.3a0
Ellon Mendes 2015-12-02 11:51:14 +01:00
parent 768c594299
commit 4671b03e74
1 changed files with 18 additions and 3 deletions
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21
python/CMakeLists.txt
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@ -53,15 +53,30 @@ endif()
# Find Boost Python
find_package(Boost COMPONENTS python${BOOST_PYTHON_VERSION_SUFFIX})
# Add handwritten directory if we found python and boost python
# Build python module library and setup the module inside build
if(Boost_PYTHON${BOOST_PYTHON_VERSION_SUFFIX_UPPERCASE}_FOUND AND PYTHONLIBS_FOUND)
include_directories(${PYTHON_INCLUDE_DIRS})
include_directories(${Boost_INCLUDE_DIRS})
include_directories(${CMAKE_SOURCE_DIR}/gtsam/3rdparty/numpy_eigen/include/)
file(COPY "gtsam" DESTINATION ".")
file(COPY "setup.py" DESTINATION ".")
# Build the python module library
add_subdirectory(handwritten)
# Copy all .py files that changes since last build
file(GLOB_RECURSE GTSAM_PY_SRCS RELATIVE ${CMAKE_CURRENT_SOURCE_DIR} "*.py")
foreach(PY_SRC ${GTSAM_PY_SRCS})
string(REPLACE "/" "_" PY_SRC_TARGET_SUFFIX ${PY_SRC}) # Replace "/" with "_"
add_custom_command(
OUTPUT ${PY_SRC}
DEPENDS ${PY_SRC}
COMMAND ${CMAKE_COMMAND} -E copy_if_different ${CMAKE_CURRENT_SOURCE_DIR}/${PY_SRC} ${CMAKE_CURRENT_BINARY_DIR}/${PY_SRC}
COMMENT "Copying ${PY_SRC}"
)
add_custom_target(copy_${PY_SRC_TARGET_SUFFIX} DEPENDS ${PY_SRC})
# Add dependency so the copy is made BEFORE building the python module
add_dependencies(gtsam_python copy_${PY_SRC_TARGET_SUFFIX})
endforeach()
# Disable python module if we didn't find required lybraries
else()
set(GTSAM_BUILD_PYTHON OFF CACHE BOOL "Build Python wrapper statically (increases build time)" FORCE)