BUILD: Refactor libpng submodule (#10238)

* relocate libpng files

* fix cmake build

* fix MSVC build
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polar 2021-05-07 09:07:42 +01:00 committed by GitHub
parent 7b6482c01d
commit ce94a4ecea
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GPG key ID: 4AEE18F83AFDEB23
9 changed files with 45 additions and 44 deletions

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@ -29,28 +29,7 @@ add_library(3rdparty_flatbuffers INTERFACE)
target_include_directories(3rdparty_flatbuffers INTERFACE flatbuffers/include)
# libPNG
# Select the version of libpng to use, default is builtin
if (NOT USE_SYSTEM_LIBPNG)
# We use libpng's static library and don't need to build the shared library and run the tests
set(PNG_SHARED OFF CACHE BOOL "Build shared lib" FORCE)
set(PNG_TESTS OFF CACHE BOOL "Build libpng tests" FORCE)
set(PNG_BUILD_ZLIB ON CACHE BOOL "ZLIB is already build or package is found" FORCE)
set(SKIP_INSTALL_ALL ON)
add_subdirectory(libpng EXCLUDE_FROM_ALL)
set(LIBPNG_TARGET png_static)
target_include_directories(png_static INTERFACE "${libpng_BINARY_DIR}" "${libpng_SOURCE_DIR}")
else()
find_package(PNG REQUIRED)
add_library(3rdparty_system_libpng INTERFACE)
target_include_directories(3rdparty_system_libpng INTERFACE ${PNG_INCLUDE_DIR})
target_link_libraries(3rdparty_system_libpng INTERFACE ${PNG_LIBRARY})
target_compile_definitions(3rdparty_system_libpng INTERFACE ${PNG_DEFINITIONS})
set(LIBPNG_TARGET 3rdparty_system_libpng)
endif()
add_subdirectory(libpng EXCLUDE_FROM_ALL)
# pugixml