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Add an imported target to FindOpenEXR.cmake

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This simplifies using the find module.

REVIEW: 115123
This commit is contained in:
Alex Merry 2014-01-19 13:06:01 +00:00
parent 0ee3ffb368
commit b2083df231
2 changed files with 22 additions and 6 deletions
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24
cmake/FindOpenEXR.cmake
View File

@ -6,13 +6,18 @@
# OpenEXR_LIBRARIES - Link to these to use OpenEXR
# OpenEXR_INCLUDE_DIRS - Include directory for OpenEXR
# OpenEXR_DEFINITIONS - Compiler flags required to link against OpenEXR
# OpenEXR::IlmImf - imported target to link against (instead of using the above variables)
#
# Copyright (c) 2006, Alexander Neundorf, <neundorf@kde.org>
# Copyright (c) 2013, Alex Merry, <alex.merry@kdemail.net>
# Copyright (c) 2013-2014, Alex Merry, <alex.merry@kdemail.net>
#
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
if(${CMAKE_VERSION} VERSION_LESS 2.8.12)
message(FATAL_ERROR "CMake 2.8.12 is required by FindOpenEXR.cmake")
endif()
# use pkg-config to get the directories and then use these values
# in the FIND_PATH() and FIND_LIBRARY() calls
find_package(PkgConfig)
@ -55,13 +60,16 @@ find_library(OpenEXR_ILMIMF_LIBRARY NAMES IlmImf
${PC_OpenEXR_LIBRARY_DIRS}
)
set(OpenEXR_LIBRARIES
set(_OpenEXR_deps
${OpenEXR_HALF_LIBRARY}
${OpenEXR_IEX_LIBRARY}
${OpenEXR_IMATH_LIBRARY}
${OpenEXR_ILMIMF_LIBRARY}
${OpenEXR_ILMTHREAD_LIBRARY})
set(OpenEXR_LIBRARIES
${_OpenEXR_deps}
${OpenEXR_ILMIMF_LIBRARY})
if (OpenEXR_INCLUDE_DIR AND EXISTS "${OpenEXR_INCLUDE_DIR}/OpenEXRConfig.h")
file(STRINGS "${OpenEXR_INCLUDE_DIR}/OpenEXRConfig.h" openexr_version_str
REGEX "^#define[\t ]+OPENEXR_VERSION_STRING[\t ]+\"[^\"]*\"")
@ -101,3 +109,13 @@ mark_as_advanced(
OpenEXR_IEX_LIBRARY
OpenEXR_HALF_LIBRARY
)
if(OpenEXR_FOUND AND NOT TARGET OpenEXR::IlmImf)
add_library(OpenEXR::IlmImf UNKNOWN IMPORTED)
set_target_properties(OpenEXR::IlmImf PROPERTIES
IMPORTED_LOCATION "${OpenEXR_ILMIMF_LIBRARY}"
INTERFACE_COMPILE_OPTIONS "${OpenEXR_DEFINITIONS}"
INTERFACE_INCLUDE_DIRECTORIES "${OpenEXR_INCLUDE_DIR}"
INTERFACE_LINK_LIBRARIES "${_OpenEXR_deps}"
)
endif()

4
src/imageformats/CMakeLists.txt
View File

@ -65,9 +65,7 @@ set_package_properties(OpenEXR PROPERTIES
if(OpenEXR_FOUND)
add_library(kimg_exr MODULE exr.cpp)
target_compile_options(kimg_exr PRIVATE ${OpenEXR_DEFINITIONS})
target_include_directories(kimg_exr PRIVATE ${OpenEXR_INCLUDE_DIR})
target_link_libraries(kimg_exr Qt5::Gui ${OpenEXR_LIBRARIES})
target_link_libraries(kimg_exr Qt5::Gui OpenEXR::IlmImf)
install(TARGETS kimg_exr DESTINATION ${QT_PLUGIN_INSTALL_DIR}/imageformats/)
install(FILES exr.desktop DESTINATION ${SERVICES_INSTALL_DIR}/qimageioplugins/)