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Diffstat (limited to 'share/cmake-3.17/Modules/FindDCMTK.cmake')
-rw-r--r-- | share/cmake-3.17/Modules/FindDCMTK.cmake | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/share/cmake-3.17/Modules/FindDCMTK.cmake b/share/cmake-3.17/Modules/FindDCMTK.cmake new file mode 100644 index 0000000..b2e00df --- /dev/null +++ b/share/cmake-3.17/Modules/FindDCMTK.cmake @@ -0,0 +1,322 @@ +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. + +#[=======================================================================[.rst: +FindDCMTK +--------- + +Find DICOM ToolKit (DCMTK) libraries and applications + +The module defines the following variables:: + + DCMTK_INCLUDE_DIRS - Directories to include to use DCMTK + DCMTK_LIBRARIES - Files to link against to use DCMTK + DCMTK_FOUND - If false, don't try to use DCMTK + DCMTK_DIR - (optional) Source directory for DCMTK + +Compatibility +^^^^^^^^^^^^^ + +This module is able to find a version of DCMTK that does or does not export +a *DCMTKConfig.cmake* file. It applies a two step process: + +* Step 1: Attempt to find DCMTK version providing a *DCMTKConfig.cmake* file. +* Step 2: If step 1 failed, rely on *FindDCMTK.cmake* to set `DCMTK_*` variables details below. + + +`Recent DCMTK +<http://git.dcmtk.org/web?p=dcmtk.git;a=commit;h=662ae187c493c6b9a73dd5e3875372cebd0c11fe>`_ +provides a *DCMTKConfig.cmake* :manual:`package configuration file +<cmake-packages(7)>`. To exclusively use the package configuration file +(recommended when possible), pass the `NO_MODULE` option to +:command:`find_package`. For example, `find_package(DCMTK NO_MODULE)`. +This requires official DCMTK snapshot *3.6.1_20140617* or newer. + + +Until all clients update to the more recent DCMTK, build systems will need +to support different versions of DCMTK. + +On any given system, the following combinations of DCMTK versions could be +considered: + ++--------+---------------------+-----------------------+-------------------+ +| | SYSTEM DCMTK | LOCAL DCMTK | Supported ? | ++--------+---------------------+-----------------------+-------------------+ +| Case A | NA | [ ] DCMTKConfig | YES | ++--------+---------------------+-----------------------+-------------------+ +| Case B | NA | [X] DCMTKConfig | YES | ++--------+---------------------+-----------------------+-------------------+ +| Case C | [ ] DCMTKConfig | NA | YES | ++--------+---------------------+-----------------------+-------------------+ +| Case D | [X] DCMTKConfig | NA | YES | ++--------+---------------------+-----------------------+-------------------+ +| Case E | [ ] DCMTKConfig | [ ] DCMTKConfig | YES (*) | ++--------+---------------------+-----------------------+-------------------+ +| Case F | [X] DCMTKConfig | [ ] DCMTKConfig | NO | ++--------+---------------------+-----------------------+-------------------+ +| Case G | [ ] DCMTKConfig | [X] DCMTKConfig | YES | ++--------+---------------------+-----------------------+-------------------+ +| Case H | [X] DCMTKConfig | [X] DCMTKConfig | YES | ++--------+---------------------+-----------------------+-------------------+ + + (*) See Troubleshooting section. + +Legend: + + NA ...............: Means that no System or Local DCMTK is available + + [ ] DCMTKConfig ..: Means that the version of DCMTK does NOT export a DCMTKConfig.cmake file. + + [X] DCMTKConfig ..: Means that the version of DCMTK exports a DCMTKConfig.cmake file. + + +Troubleshooting +^^^^^^^^^^^^^^^ + +What to do if my project finds a different version of DCMTK? + +Remove DCMTK entry from the CMake cache per :command:`find_package` +documentation. +#]=======================================================================] + +# +# Written for VXL by Amitha Perera. +# Upgraded for GDCM by Mathieu Malaterre. +# Modified for EasyViz by Thomas Sondergaard. +# + +set(_dcmtk_dir_description "The directory of DCMTK build or install tree.") + +# Ensure that DCMTK_DIR is set to a reasonable default value +# so that DCMTK libraries can be found on a standard Unix distribution. +# It also overwrite the value of DCMTK_DIR after this one has been +# set by a successful discovery of DCMTK by the unpatched FindDCMTK.cmake module +# distributed with CMake (as of 0167cea) +if(NOT DCMTK_DIR OR DCMTK_DIR STREQUAL "/usr/include/dcmtk") + set(DCMTK_DIR "/usr" CACHE PATH ${_dcmtk_dir_description} FORCE) +endif() + +set(_SAVED_DCMTK_DIR ${DCMTK_DIR}) + +# +# Step1: Attempt to find a version of DCMTK providing a DCMTKConfig.cmake file. +# +if(NOT DCMTK_FIND_QUIETLY) + message(CHECK_START "Trying to find DCMTK expecting DCMTKConfig.cmake") +endif() +find_package(DCMTK QUIET NO_MODULE) +if(DCMTK_FOUND + AND NOT "x" STREQUAL "x${DCMTK_LIBRARIES}" + AND NOT "x" STREQUAL "x${DCMTK_INCLUDE_DIRS}") + + if(NOT DCMTK_FIND_QUIETLY) + message(CHECK_PASS "ok") + endif() + return() +else() + if(NOT DCMTK_FIND_QUIETLY) + message(CHECK_FAIL "failed") + endif() +endif() + +if(NOT DCMTK_FIND_QUIETLY) + message(STATUS "Trying to find DCMTK relying on FindDCMTK.cmake") +endif() + +# Restore the value reset by the previous call to 'find_package(DCMTK QUIET NO_MODULE)' +set(DCMTK_DIR ${_SAVED_DCMTK_DIR} CACHE PATH ${_dcmtk_dir_description} FORCE) + + +# +# Step2: Attempt to find a version of DCMTK that does NOT provide a DCMTKConfig.cmake file. +# + +# prefer DCMTK_DIR over default system paths like /usr/lib +if(DCMTK_DIR) + set(CMAKE_PREFIX_PATH ${DCMTK_DIR}/lib ${CMAKE_PREFIX_PATH}) # this is given to FIND_LIBRARY or FIND_PATH +endif() + +# Find all libraries, store debug and release separately +foreach(lib + dcmpstat + dcmsr + dcmsign + dcmtls + dcmqrdb + dcmnet + dcmjpeg + dcmimage + dcmimgle + dcmdata + oflog + ofstd + ijg12 + ijg16 + ijg8 + ) + + # Find Release libraries + find_library(DCMTK_${lib}_LIBRARY_RELEASE + ${lib} + PATHS + ${DCMTK_DIR}/${lib}/libsrc + ${DCMTK_DIR}/${lib}/libsrc/Release + ${DCMTK_DIR}/${lib}/Release + ${DCMTK_DIR}/lib + ${DCMTK_DIR}/lib/Release + ${DCMTK_DIR}/dcmjpeg/lib${lib}/Release + NO_DEFAULT_PATH + ) + + # Find Debug libraries + find_library(DCMTK_${lib}_LIBRARY_DEBUG + ${lib}${DCMTK_CMAKE_DEBUG_POSTFIX} + PATHS + ${DCMTK_DIR}/${lib}/libsrc + ${DCMTK_DIR}/${lib}/libsrc/Debug + ${DCMTK_DIR}/${lib}/Debug + ${DCMTK_DIR}/lib + ${DCMTK_DIR}/lib/Debug + ${DCMTK_DIR}/dcmjpeg/lib${lib}/Debug + NO_DEFAULT_PATH + ) + + mark_as_advanced(DCMTK_${lib}_LIBRARY_RELEASE) + mark_as_advanced(DCMTK_${lib}_LIBRARY_DEBUG) + + # Add libraries to variable according to build type + if(DCMTK_${lib}_LIBRARY_RELEASE) + list(APPEND DCMTK_LIBRARIES optimized ${DCMTK_${lib}_LIBRARY_RELEASE}) + endif() + + if(DCMTK_${lib}_LIBRARY_DEBUG) + list(APPEND DCMTK_LIBRARIES debug ${DCMTK_${lib}_LIBRARY_DEBUG}) + endif() + +endforeach() + +set(CMAKE_THREAD_LIBS_INIT) +if(DCMTK_oflog_LIBRARY_RELEASE OR DCMTK_oflog_LIBRARY_DEBUG) + # Hack - Not having a DCMTKConfig.cmake file to read the settings from, we will attempt to + # find the library in all cases. + # Ideally, pthread library should be discovered only if DCMTK_WITH_THREADS is enabled. + find_package(Threads) +endif() + +if(CMAKE_THREAD_LIBS_INIT) + list(APPEND DCMTK_LIBRARIES ${CMAKE_THREAD_LIBS_INIT}) +endif() + +# +# SPECIFIC CASE FOR DCMTK BUILD DIR as DCMTK_DIR +# (as opposed to a DCMTK install dir) +# Have to find the source directory. +if(EXISTS ${DCMTK_DIR}/CMakeCache.txt) + load_cache(${DCMTK_DIR} READ_WITH_PREFIX "EXT" + DCMTK_SOURCE_DIR) + if(NOT EXISTS ${EXTDCMTK_SOURCE_DIR}) + message(FATAL_ERROR + "DCMTK build directory references +nonexistent DCMTK source directory ${EXTDCMTK_SOURCE_DIR}") + endif() +endif() + +set(DCMTK_config_TEST_HEADER osconfig.h) +set(DCMTK_dcmdata_TEST_HEADER dctypes.h) +set(DCMTK_dcmimage_TEST_HEADER dicoimg.h) +set(DCMTK_dcmimgle_TEST_HEADER dcmimage.h) +set(DCMTK_dcmjpeg_TEST_HEADER djdecode.h) +set(DCMTK_dcmnet_TEST_HEADER assoc.h) +set(DCMTK_dcmpstat_TEST_HEADER dcmpstat.h) +set(DCMTK_dcmqrdb_TEST_HEADER dcmqrdba.h) +set(DCMTK_dcmsign_TEST_HEADER sicert.h) +set(DCMTK_dcmsr_TEST_HEADER dsrtree.h) +set(DCMTK_dcmtls_TEST_HEADER tlslayer.h) +set(DCMTK_ofstd_TEST_HEADER ofstdinc.h) +set(DCMTK_oflog_TEST_HEADER oflog.h) +set(DCMTK_dcmjpls_TEST_HEADER djlsutil.h) + +set(DCMTK_INCLUDE_DIR_NAMES) + +foreach(dir + config + dcmdata + dcmimage + dcmimgle + dcmjpeg + dcmjpls + dcmnet + dcmpstat + dcmqrdb + dcmsign + dcmsr + dcmtls + ofstd + oflog) + if(EXTDCMTK_SOURCE_DIR) + set(SOURCE_DIR_PATH + ${EXTDCMTK_SOURCE_DIR}/${dir}/include/dcmtk/${dir}) + endif() + find_path(DCMTK_${dir}_INCLUDE_DIR + ${DCMTK_${dir}_TEST_HEADER} + PATHS + ${DCMTK_DIR}/${dir}/include + ${DCMTK_DIR}/${dir} + ${DCMTK_DIR}/include/dcmtk/${dir} + ${DCMTK_DIR}/${dir}/include/dcmtk/${dir} + ${DCMTK_DIR}/include/${dir} + ${SOURCE_DIR_PATH} + ) + mark_as_advanced(DCMTK_${dir}_INCLUDE_DIR) + list(APPEND DCMTK_INCLUDE_DIR_NAMES DCMTK_${dir}_INCLUDE_DIR) + + if(DCMTK_${dir}_INCLUDE_DIR) + # add the 'include' path so eg + #include "dcmtk/dcmimgle/dcmimage.h" + # works + get_filename_component(_include ${DCMTK_${dir}_INCLUDE_DIR} PATH) + get_filename_component(_include ${_include} PATH) + list(APPEND + DCMTK_INCLUDE_DIRS + ${DCMTK_${dir}_INCLUDE_DIR} + ${_include}) + endif() +endforeach() + +list(APPEND DCMTK_INCLUDE_DIRS ${DCMTK_DIR}/include) + +if(WIN32) + list(APPEND DCMTK_LIBRARIES netapi32 wsock32) +endif() + +if(DCMTK_ofstd_INCLUDE_DIR) + get_filename_component(DCMTK_dcmtk_INCLUDE_DIR + ${DCMTK_ofstd_INCLUDE_DIR} + PATH + CACHE) + list(APPEND DCMTK_INCLUDE_DIRS ${DCMTK_dcmtk_INCLUDE_DIR}) + mark_as_advanced(DCMTK_dcmtk_INCLUDE_DIR) +endif() + +# Compatibility: This variable is deprecated +set(DCMTK_INCLUDE_DIR ${DCMTK_INCLUDE_DIRS}) + +include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) +find_package_handle_standard_args(DCMTK + REQUIRED_VARS ${DCMTK_INCLUDE_DIR_NAMES} DCMTK_LIBRARIES + FAIL_MESSAGE "Please set DCMTK_DIR and re-run configure") + +# Workaround bug in packaging of DCMTK 3.6.0 on Debian. +# See http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=637687 +if(DCMTK_FOUND AND UNIX AND NOT APPLE) + include(${CMAKE_CURRENT_LIST_DIR}/CheckIncludeFiles.cmake) + set(CMAKE_REQUIRED_FLAGS ) + set(CMAKE_REQUIRED_DEFINITIONS ) + set(CMAKE_REQUIRED_INCLUDES ${DCMTK_INCLUDE_DIRS}) + set(CMAKE_REQUIRED_LIBRARIES ${DCMTK_LIBRARIES}) + set(CMAKE_REQUIRED_QUIET ${DCMTK_FIND_QUIETLY}) + check_include_files("dcmtk/config/osconfig.h;dcmtk/ofstd/ofstream.h" DCMTK_HAVE_CONFIG_H_OPTIONAL LANGUAGE CXX) + if(NOT DCMTK_HAVE_CONFIG_H_OPTIONAL) + set(DCMTK_DEFINITIONS "HAVE_CONFIG_H") + endif() +endif() |