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# Instruction to build libGD from internal package source
SET(EXTRA "")
IF(APPLE)
SET(EXTRA -DCMAKE_INSTALL_NAME_DIR=${CMAKE_INSTALL_PREFIX}/lib)
ENDIF(APPLE)
INCLUDE(ExternalProject)
EXTERNALPROJECT_ADD(libGD
URL file://${PROJECT_SOURCE_DIR}/extern/libgd-2.1.1.tar.xz
PREFIX ${CMAKE_CURRENT_BINARY_DIR}/libGD
CMAKE_ARGS -DCMAKE_INSTALL_PREFIX:PATH=${CMAKE_CURRENT_BINARY_DIR}/libGD
-DENABLE_JPEG:BOOL=ON -DENABLE_PNG:BOOL=ON
${EXTRA}
)
ExternalProject_Get_Property(libGD install_dir)
include_directories(${CMAKE_CURRENT_BINARY_DIR}/libGD/include)
MESSAGE(STATUS "libGD will be built in ${install_dir}")
SET( GD_LIBRARY_DIR ${CMAKE_CURRENT_BINARY_DIR}/libGD/lib PATH)
# Set uncached variables as per standard.
# set(GD_FOUND ON)
SET(GD_INCLUDE_DIR ${CMAKE_CURRENT_BINARY_DIR}/libGD/include CACHE PATH "GD include path" FORCE)
IF(STANDALONE)
SET(GD_LIBRARIES ${CMAKE_CURRENT_BINARY_DIR}/libGD/lib/libgd${CMAKE_STATIC_LIBRARY_SUFFIX};-lpng;-ljpeg;-lz;-lm
CACHE STRING "GD library" FORCE )
ELSE(STANDALONE)
SET(GD_LIBRARIES ${CMAKE_CURRENT_BINARY_DIR}/libGD/lib/libgd${CMAKE_SHARED_LIBRARY_SUFFIX}
CACHE PATH "GD library" FORCE )
INSTALL(DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/libGD/lib
DESTINATION ./
USE_SOURCE_PERMISSIONS
FILES_MATCHING PATTERN "*${CMAKE_SHARED_LIBRARY_SUFFIX}*"
)
ENDIF(STANDALONE)
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