diff options
Diffstat (limited to 'Modules/FindDCMTK.cmake')
| -rw-r--r-- | Modules/FindDCMTK.cmake | 292 |
1 files changed, 233 insertions, 59 deletions
diff --git a/Modules/FindDCMTK.cmake b/Modules/FindDCMTK.cmake index 361d09e8b..0d86e8e0a 100644 --- a/Modules/FindDCMTK.cmake +++ b/Modules/FindDCMTK.cmake @@ -1,30 +1,82 @@ -# - find DCMTK libraries and applications -# +# Distributed under the OSI-approved BSD 3-Clause License. See accompanying +# file Copyright.txt or https://cmake.org/licensing for details. -# DCMTK_INCLUDE_DIRS - Directories to include to use DCMTK +#.rst: +# FindDCMTK +# --------- +# +# Find 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 # -# DCMTK_DIR can be used to make it simpler to find the various include -# directories and compiled libraries if you've just compiled it in the -# source tree. Just set it to the root of the tree where you extracted -# the source (default to /usr/include/dcmtk/) - -#============================================================================= -# Copyright 2004-2009 Kitware, Inc. -# Copyright 2009-2010 Mathieu Malaterre <mathieu.malaterre@gmail.com> -# Copyright 2010 Thomas Sondergaard <ts@medical-insight.com> +# 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. # -# Distributed under the OSI-approved BSD License (the "License"); -# see accompanying file Copyright.txt for details. +# On any given system, the following combinations of DCMTK versions could be +# considered: # -# This software is distributed WITHOUT ANY WARRANTY; without even the -# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. -# See the License for more information. -#============================================================================= -# (To distribute this file outside of CMake, substitute the full -# License text for the above reference.) +# +--------+---------------------+-----------------------+-------------------+ +# | | 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. @@ -32,50 +84,142 @@ # Modified for EasyViz by Thomas Sondergaard. # -if(NOT DCMTK_FOUND AND NOT DCMTK_DIR) - set(DCMTK_DIR - "/usr/include/dcmtk/" - CACHE - PATH - "Root of DCMTK source tree (optional).") - mark_as_advanced(DCMTK_DIR) +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 ${DCMTK_DIR}) + +# +# Step1: Attempt to find a version of DCMTK providing a DCMTKConfig.cmake file. +# +if(NOT DCMTK_FIND_QUIETLY) + message(STATUS "Trying to find DCMTK expecting DCMTKConfig.cmake") endif() +find_package(DCMTK QUIET NO_MODULE) +if(DCMTK_FOUND + AND NOT "x" STREQUAL "x${DCMTK_LIBRARIES}" + AND NOT "x" STREQUAL "x${DCMTK_INCLUDE_DIRS}") + if(NOT DCMTK_FIND_QUIETLY) + message(STATUS "Trying to find DCMTK expecting DCMTKConfig.cmake - ok") + endif() + return() +else() + if(NOT DCMTK_FIND_QUIETLY) + message(STATUS "Trying to find DCMTK expecting DCMTKConfig.cmake - 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 ${CMAKE_PREFIX_PATH}) # this is given to FIND_LIBRARY or FIND_PATH +endif() + +# Find all libraries, store debug and release separately foreach(lib - dcmdata - dcmimage - dcmimgle - dcmjpeg - dcmnet dcmpstat - dcmqrdb - dcmsign dcmsr + dcmsign dcmtls + dcmqrdb + dcmnet + dcmjpeg + dcmimage + dcmimgle + dcmdata + oflog + ofstd ijg12 ijg16 ijg8 - ofstd) + ) - find_library(DCMTK_${lib}_LIBRARY + # Find Release libraries + find_library(DCMTK_${lib}_LIBRARY_RELEASE ${lib} PATHS ${DCMTK_DIR}/${lib}/libsrc ${DCMTK_DIR}/${lib}/libsrc/Release - ${DCMTK_DIR}/${lib}/libsrc/Debug ${DCMTK_DIR}/${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 + ${DCMTK_DIR}/lib/Debug + ${DCMTK_DIR}/dcmjpeg/lib${lib}/Debug + NO_DEFAULT_PATH + ) - mark_as_advanced(DCMTK_${lib}_LIBRARY) + mark_as_advanced(DCMTK_${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) - list(APPEND DCMTK_LIBRARIES ${DCMTK_${lib}_LIBRARY}) + 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. + set(CMAKE_THREAD_PREFER_PTHREAD TRUE) + 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 +nonexistant DCMTK source directory ${EXTDCMTK_SOURCE_DIR}") + endif() +endif() set(DCMTK_config_TEST_HEADER osconfig.h) set(DCMTK_dcmdata_TEST_HEADER dctypes.h) @@ -89,6 +233,10 @@ 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 @@ -96,31 +244,47 @@ foreach(dir dcmimage dcmimgle dcmjpeg + dcmjpls dcmnet dcmpstat dcmqrdb dcmsign dcmsr dcmtls - ofstd) + 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} - ${DCMTK_DIR}/include/${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}) + ${DCMTK_${dir}_INCLUDE_DIR} + ${_include}) endif() endforeach() +list(APPEND DCMTK_INCLUDE_DIRS ${DCMTK_DIR}/include) + if(WIN32) list(APPEND DCMTK_LIBRARIES netapi32 wsock32) endif() @@ -134,21 +298,31 @@ if(DCMTK_ofstd_INCLUDE_DIR) mark_as_advanced(DCMTK_dcmtk_INCLUDE_DIR) endif() -include(${CMAKE_CURRENT_LIST_DIR}/FindPackageHandleStandardArgs.cmake) -find_package_handle_standard_args(DCMTK DEFAULT_MSG - DCMTK_config_INCLUDE_DIR - DCMTK_ofstd_INCLUDE_DIR - DCMTK_ofstd_LIBRARY - DCMTK_dcmdata_INCLUDE_DIR - DCMTK_dcmdata_LIBRARY - DCMTK_dcmimgle_INCLUDE_DIR - DCMTK_dcmimgle_LIBRARY) - # Compatibility: This variable is deprecated set(DCMTK_INCLUDE_DIR ${DCMTK_INCLUDE_DIRS}) -foreach(executable dcmdump dcmdjpeg dcmdrle) - string(TOUPPER ${executable} EXECUTABLE) - find_program(DCMTK_${EXECUTABLE}_EXECUTABLE ${executable} ${DCMTK_DIR}/bin) - mark_as_advanced(DCMTK_${EXECUTABLE}_EXECUTABLE) -endforeach() +include(FindPackageHandleStandardArgs) +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(CheckCXXSourceCompiles) + 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_cxx_source_compiles("#include <dcmtk/config/osconfig.h>\n#include <dcmtk/ofstd/ofstream.h>\nint main(int,char*[]){return 0;}" + DCMTK_HAVE_CONFIG_H_OPTIONAL + ) + if(NOT DCMTK_HAVE_CONFIG_H_OPTIONAL) + set(DCMTK_DEFINITIONS "HAVE_CONFIG_H") + endif() +endif() + +if(NOT DCMTK_FIND_QUIETLY) + message(STATUS "Trying to find DCMTK relying on FindDCMTK.cmake - ok") +endif() |