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#===============================================================================
# Copyright (C) 2017 Open Source Robotics Foundation
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
########################################
# Find FreeImage
# Grab the version numbers requested by the call to find_package(~)
set(major_version ${FreeImage_FIND_VERSION_MAJOR})
set(minor_version ${FreeImage_FIND_VERSION_MINOR})
# Set the full version number
set(full_version ${major_version}.${minor_version})
if (NOT WIN32)
include(IgnPkgConfig)
ign_pkg_config_library_entry(FreeImage freeimage)
# If we don't have PkgConfig, or if PkgConfig failed, then do a manual search
if(NOT FreeImage_FOUND)
find_path(FreeImage_INCLUDE_DIRS FreeImage.h)
if(NOT FreeImage_INCLUDE_DIRS)
if(NOT FreeImage_FIND_QUIETLY)
message(STATUS "Looking for FreeImage.h - not found")
message(STATUS "Missing: Unable to find FreeImage.h")
endif()
else(NOT FreeImage_INCLUDE_DIRS)
# Check the FreeImage header for the right version
set(testFreeImageSource ${CMAKE_CURRENT_BINARY_DIR}/CMakeTmp/test_freeimage.c)
set(FreeImage_test_output "")
set(FreeImage_compile_output "")
file(WRITE ${testFreeImageSource}
"#include <FreeImage.h>\nint main () { if (FREEIMAGE_MAJOR_VERSION >= ${major_version} && FREEIMAGE_MINOR_VERSION >= ${minor_version}) return 1; else return 0;} \n")
try_run(FREEIMAGE_RUNS
FREEIMAGE_COMPILES
${CMAKE_CURRENT_BINARY_DIR}
${testFreeImageSource}
CMAKE_FLAGS -DINCLUDE_DIRECTORIES=${FreeImage_INCLUDE_DIRS}
RUN_OUTPUT_VARIABLE FreeImage_test_output
COMPILE_OUTPUT_VARIABLE FreeImage_compile_output)
if(NOT FREEIMAGE_COMPILES)
if(NOT FreeImage_FIND_QUIETLY)
message(STATUS "FreeImage test failed to compile - This may indicate a build system bug")
endif()
return()
endif(NOT FREEIMAGE_COMPILES)
if(NOT FREEIMAGE_RUNS)
if(NOT FreeImage_FIND_QUIETLY)
message(STATUS "Invalid FreeImage Version. Requires ${major_version}.${minor_version}")
endif()
endif(NOT FREEIMAGE_RUNS)
endif(NOT FreeImage_INCLUDE_DIRS)
mark_as_advanced(FreeImage_INCLUDE_DIRS)
find_library(FreeImage_LIBRARIES NAMES freeimage FreeImage)
if(FreeImage_LIBRARIES)
set(FreeImage_FOUND true)
else()
if(NOT FreeImage_FIND_QUIELTY)
message(STATUS "Missing: Unable to find libfreeimage")
endif()
endif(FreeImage_LIBRARIES)
mark_as_advanced(FreeImage_LIBRARIES)
endif()
if(FreeImage_FOUND)
# Create the imported target for FreeImage if we found it
include(IgnImportTarget)
ign_import_target(FreeImage)
endif()
include(FindPackageHandleStandardArgs)
find_package_handle_standard_args(
FreeImage
REQUIRED_VARS FreeImage_FOUND)
else()
# true by default, change to false when a failure appears
set(FreeImage_FOUND true)
# 1. look for FreeImage headers
find_path(FreeImage_INCLUDE_DIRS FreeImage.h
hints
${CMAKE_FIND_ROOT_PATH}
paths
${CMAKE_FIND_ROOT_PATH}
doc "FreeImage header include dir"
path_suffixes
include
)
if (FreeImage_INCLUDE_DIRS)
if(NOT FreeImage_FIND_QUIETLY)
message(STATUS "Looking for FreeImage.h FreeImageconfig.h - found")
endif()
else()
if(NOT FreeImage_FIND_QUIETLY)
message(STATUS "Looking for FreeImage.h FreeImageconfig.h - not found")
endif()
set(FreeImage_FOUND false)
endif()
mark_as_advanced(FreeImage_INCLUDE_DIRS)
# 2. look for FreeImage libraries
find_library(FreeImage_LIBRARIES FreeImage)
mark_as_advanced(FreeImage_LIBRARIES)
if (FreeImage_LIBRARIES)
if(NOT FreeImage_FIND_QUIETLY)
message(STATUS "Looking for FreeImage library - found")
endif()
else()
if(NOT FreeImage_FIND_QUIETLY)
message(STATUS "Looking for FreeImage library - not found")
endif()
set (FreeImage_FOUND false)
endif()
if (FreeImage_FOUND)
include(IgnPkgConfig)
ign_pkg_config_library_entry(FreeImage "FreeImage")
include(IgnImportTarget)
ign_import_target(FreeImage)
endif()
endif()
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