100 lines
3.7 KiB
CMake
100 lines
3.7 KiB
CMake
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# There are a lot of similarly-built modules in isce2
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# so we add some helpers here to avoid code duplication.
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# TODO maybe these helpers should have a unique prefix, e.g. "isce2_"
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# Compute a prefix based on the current project subdir
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# This disambiguates tests with similar names and
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# allows better pattern matching using `ctest -R`
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macro(isce2_get_dir_prefix)
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file(RELATIVE_PATH dir_prefix ${CMAKE_SOURCE_DIR} ${CMAKE_CURRENT_LIST_DIR})
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string(REPLACE "/" "." dir_prefix ${dir_prefix})
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endmacro()
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# Usage: isce2_add_staticlib(name [sources ...])
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# Creates a SCons-like isce2 intermediate library.
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# The actual target will also be available via the namespaced isce2:: alias.
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macro(isce2_add_staticlib name)
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add_library(${name} STATIC ${ARGN})
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set_target_properties(${name} PROPERTIES
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OUTPUT_NAME ${name}
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POSITION_INDEPENDENT_CODE ON
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)
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# add alias matching exported target
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add_library(isce2::${name} ALIAS ${name})
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endmacro()
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# Usage: isce2_add_cdll(libname [sources ...])
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# These libraries are loaded using a hardcoded filename, so this
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# macro simplifies adding target properties to make that possible.
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macro(isce2_add_cdll target)
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add_library(${target} SHARED ${ARGN})
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set_target_properties(${target} PROPERTIES
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PREFIX ""
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OUTPUT_NAME ${target}
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SUFFIX .so)
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# If we're the root cmake project (e.g. not add_subdirectory):
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if("${CMAKE_SOURCE_DIR}" STREQUAL "${PROJECT_SOURCE_DIR}")
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# override this to also test the resulting extension
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add_test(NAME load_cdll_${target}
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COMMAND ${Python_EXECUTABLE} -c
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"from ctypes import cdll; \
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cdll.LoadLibrary('$<TARGET_FILE:${target}>')"
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)
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endif()
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endmacro()
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# Usage:
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# add_exe_test(main.cpp helpers.F [additional_source.c ...] )
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# or
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# add_exe_test(target_from_add_executable)
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# The latter form is useful when you need to add dependencies,
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# since the former mangles the name via dir_prefix.
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function(add_exe_test testfile)
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isce2_get_dir_prefix()
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if(TARGET ${testfile})
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set(target ${testfile})
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set(testname ${dir_prefix}.${testfile})
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else()
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set(target ${dir_prefix}.${testfile})
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add_executable(${target} ${testfile} ${ARGN})
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set(testname ${target})
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endif()
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add_test(NAME ${testname} COMMAND ${target})
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endfunction()
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# Usage:
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# add_python_test(mytest.py)
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# This is simpler than add_exe_test since there is no compilation step.
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# The python file is esecuted directly, using the exit status as the result.
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function(add_python_test testfile)
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isce2_get_dir_prefix()
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set(testname ${dir_prefix}.${testfile})
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add_test(NAME ${testname} COMMAND
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${Python_EXECUTABLE} ${CMAKE_CURRENT_LIST_DIR}/${testfile})
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set_tests_properties(${testname} PROPERTIES
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ENVIRONMENT PYTHONPATH=${CMAKE_INSTALL_PREFIX}/${PYTHON_MODULE_DIR})
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endfunction()
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# Computes the relative path from the current binary dir to the base binary
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# dir, and installs the given files/targets using this relative path with
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# respect to the python package dir.
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# This greatly simplifies installation since the source dir structure
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# primarily mimics the python package directory structure.
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# Note that it first checks if a provided file is a target,
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# and if so, installs it as a TARGET instead. Make sure your
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# filenames and target names don't have any overlap!
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function(InstallSameDir)
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foreach(name ${ARGN})
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if(TARGET ${name})
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set(installtype TARGETS)
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else()
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set(installtype FILES)
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endif()
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file(RELATIVE_PATH path ${isce2_BINARY_DIR} ${CMAKE_CURRENT_BINARY_DIR})
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install(${installtype} ${name}
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DESTINATION ${ISCE2_PKG}/${path}
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)
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endforeach()
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endfunction()
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