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# This file is part of Korman.
#
# Korman is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Korman is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Korman. If not, see <http://www.gnu.org/licenses/>.
set(korman_EXTERNAL_STAGING_DIR "${PROJECT_BINARY_DIR}/external" CACHE PATH "External project staging directory")
mark_as_advanced(korman_EXTERNAL_STAGING_DIR)
set(korman_HARVEST_DIR "${PROJECT_BINARY_DIR}/harvest" CACHE PATH "")
cmake_dependent_option(
korman_HARVEST_VCREDIST
"Harvest the vcredist executable as part of Korman's build process"
ON
"MSVC"
OFF
)
cmake_dependent_option(
korman_HARVEST_PYTHON22
"Harvest (read: download) the Python 2.2.3 installer as part of Korman's build process"
ON
"WIN32" # If we ever decide to allow NSIS installers, NSIS can run on non-Windows.
OFF
)
# Since we are (ideally) building everything static, inline right here, we can use IPO on
# all of the static libraries for a uuuuge file size win. Most libs do not do the correct
# CMake magic to turn this on.
include(CheckIPOSupported)
check_ipo_supported(
RESULT _IPO_SUPPORTED
OUTPUT _IPO_OUTPUT
)
message(STATUS "Checking for IPO: ${_IPO_SUPPORTED} ${_IPO_OUTPUT}")
set(CMAKE_INTERPROCEDURAL_OPTIMIZATION ${_IPO_SUPPORTED} CACHE BOOL "")
if(WIN32)
set(_BUILD_SYSTEM_LIBS ON)
else()
set(_BUILD_SYSTEM_LIBS OFF)
endif()
option(korman_BUILD_HSPLASMA "Build libHSPlasma as part of Korman's build process" ON)
option(korman_BUILD_JPEG "Build libpjeg-turbo as part of Korman's build process" ${_BUILD_SYSTEM_LIBS})
option(korman_BUILD_OGGVORBIS "Build libogg and libvorbis as part of Korman's build process" ${_BUILD_SYSTEM_LIBS})
option(korman_BUILD_PNG "Build libpng as part of Korman's build process" ${_BUILD_SYSTEM_LIBS})
option(korman_BUILD_ZLIB "Build zlib as part of Korman's build process" ${_BUILD_SYSTEM_LIBS})
option(korman_BUILD_STRING_THEORY "Build string_theory as part of Korman's build process" ON)
option(korman_BUILD_ALWAYS_UPDATE "Always run the update phase for external dependencies" OFF)
if(korman_BUILD_HSPLASMA)
list(APPEND korlib_DEPENDS HSPlasma)
endif()
if(korman_BUILD_JPEG)
list(APPEND HSPlasma_DEPENDS libjpeg-turbo)
endif()
if(korman_BUILD_OGGVORBIS)
list(APPEND korlib_DEPENDS libvorbis)
list(APPEND libvorbis_DEPENDS libogg)
endif()
if(korman_BUILD_STRING_THEORY)
list(APPEND HSPlasma_DEPENDS string_theory)
endif()
if(korman_BUILD_PNG)
list(APPEND HSPlasma_DEPENDS libpng)
endif()
if(korman_BUILD_ZLIB)
list(APPEND HSPlasma_DEPENDS zlib)
list(APPEND libpng_DEPENDS zlib)
endif()
set(_ExternalProjectCMakeCache
-DCMAKE_INSTALL_PREFIX:PATH=${korman_HARVEST_DIR}
-DCMAKE_POLICY_DEFAULT_CMP0069:STRING=NEW
-DCMAKE_INTERPROCEDURAL_OPTIMIZATION:BOOL=${CMAKE_INTERPROCEDURAL_OPTIMIZATION}
)
include(ExternalProject)
include(FetchContent)
function(korman_add_external_project TARGET)
set(_args ${ARGN})
if("GIT_REPOSITORY" IN_LIST _args)
list(APPEND _args GIT_PROGRESS TRUE)
if(NOT "GIT_SHALLOW" IN_LIST _args)
list(APPEND _args GIT_SHALLOW TRUE)
endif()
endif()
list(FIND _args "CMAKE_CACHE_ARGS" _cache_args_idx)
if(_cache_args_idx EQUAL -1)
list(APPEND _args CMAKE_CACHE_ARGS ${_ExternalProjectCMakeCache})
else()
math(EXPR _cache_insert_pos "${_cache_args_idx} + 1")
list(INSERT _args ${_cache_insert_pos} ${_ExternalProjectCMakeCache})
endif()
set(_builddir "${korman_EXTERNAL_STAGING_DIR}/${TARGET}/src/build")
if(CMAKE_GENERATOR_PLATFORM)
string(APPEND _builddir "-${CMAKE_GENERATOR_PLATFORM}")
endif()
list(APPEND _args
PREFIX "${korman_EXTERNAL_STAGING_DIR}"
BINARY_DIR "${_builddir}"
DEPENDS ${${TARGET}_DEPENDS}
)
ExternalProject_Add(${TARGET} ${_args})
endfunction()
if(korman_BUILD_JPEG)
korman_add_external_project(libjpeg-turbo
GIT_REPOSITORY "https://github.com/libjpeg-turbo/libjpeg-turbo.git"
GIT_TAG 2.1.0
CMAKE_CACHE_ARGS
-DBUILD_SHARED_LIBS:BOOL=OFF
-DENABLE_SHARED:BOOL=FALSE
-DENABLE_STATIC:BOOL=TRUE
-DWITH_CRT_DLL:BOOL=ON # WTF libjpeg-turbo, this is a smell.
-DWITH_JAVA:BOOL=FALSE
-DWITH_TURBOJPEG:BOOL=FALSE
)
endif()
if(korman_BUILD_OGGVORBIS)
korman_add_external_project(libogg
GIT_REPOSITORY "https://github.com/xiph/ogg.git"
GIT_TAG v1.3.5
CMAKE_CACHE_ARGS
-DBUILD_SHARED_LIBS:BOOL=OFF
-DBUILD_TESTING:BOOL=OFF
-DINSTALL_DOCS:BOOL=OFF
)
korman_add_external_project(libvorbis
GIT_REPOSITORY "https://github.com/xiph/vorbis.git"
GIT_TAG v1.3.7
CMAKE_CACHE_ARGS
-DBUILD_SHARED_LIBS:BOOL=OFF
)
endif()
if(korman_BUILD_STRING_THEORY)
# Woe betide us if comaptibility breaks...
if(MSVC AND MSVC_VERSION LESS 1900)
set(_string_theory_tag 2.4)
else()
set(_string_theory_tag 3.4)
endif()
korman_add_external_project(string_theory
GIT_REPOSITORY "https://github.com/zrax/string_theory.git"
GIT_TAG ${_string_theory_tag}
CMAKE_CACHE_ARGS
-DST_BUILD_TESTS:BOOL=OFF
-DST_BUILD_STATIC:BOOL=ON # string_theory < 3.0
)
endif()
if(korman_BUILD_ZLIB)
# Using zlib-ng instead of zlib because the latter's CMakeLists is a pile of steaming garbage
# in that it always produces a shared library if BUILD_SHARED_LIBS=OFF, and bad problems when
# `if(UNIX)` -> TRUE. Grrr.
if(MSVC AND MSVC_TOOLSET_VERSION LESS 140)
list(APPEND _zlib_extra_args
-DCMAKE_C_FLAGS:STRING=/Dinline=__inline # VS2013's C99 support is incomplete.
-DWITH_AVX2:BOOL=OFF # Triggers downstream linker errors
-DWITH_SSE2:BOOL=OFF # Broken
)
endif()
korman_add_external_project(zlib
GIT_REPOSITORY "https://github.com/zlib-ng/zlib-ng.git"
GIT_TAG 2.0.5
CMAKE_CACHE_ARGS
-DBUILD_SHARED_LIBS:BOOL=OFF
-DZLIB_COMPAT:BOOL=ON
-DZLIB_ENABLE_TESTS:BOOL=OFF
${_zlib_extra_args}
)
endif()
if(korman_BUILD_PNG)
korman_add_external_project(libpng
URL "https://sourceforge.net/projects/libpng/files/libpng16/1.6.37/libpng-1.6.37.tar.gz/download"
DOWNLOAD_NAME "libpng-1.6.37.tar.gz"
URL_HASH "SHA256=daeb2620d829575513e35fecc83f0d3791a620b9b93d800b763542ece9390fb4"
CMAKE_CACHE_ARGS
-DBUILD_SHARED_LIBS:BOOL=OFF
-DPNG_EXECUTABLES:BOOL=OFF
-DPNG_SHARED:BOOL=OFF
-DPNG_TESTS:BOOL=OFF
)
endif()
if(korman_BUILD_HSPLASMA)
korman_add_external_project(HSPlasma
GIT_REPOSITORY "https://github.com/H-uru/libhsplasma.git"
# Be sure to increase this as the feature set used by Korman increases
GIT_TAG ba5ca8e3fe9261dc6a0d40abfc6f6ec7c82c1b93
# We can only do shallow checkouts if the above is a branch or tag.
GIT_SHALLOW FALSE
CMAKE_CACHE_ARGS
-DCMAKE_UNITY_BUILD:BOOL=ON
-DENABLE_NET:BOOL=OFF
-DENABLE_PHYSX:BOOL=OFF
-DENABLE_PYTHON:BOOL=ON
-DENABLE_TOOLS:BOOL=OFF
-DPYTHON_INCLUDE_DIR:PATH=${Python3_INCLUDE_DIRS}
-DPYTHON_LIBRARY:FILEPATH=${Python3_LIBRARIES}
)
endif()
korman_add_external_project(korlib
SOURCE_DIR "${PROJECT_SOURCE_DIR}/korlib"
CMAKE_CACHE_ARGS
-Dkorlib_PYTHON_VERSION:STRING=${Blender_PYTHON_VERSION}
-DPython3_ROOT:PATH=${Python3_ROOT} # Passthru helper
)
if(korman_HARVEST_VCREDIST)
find_package(VCRedist COMPONENTS Executable REQUIRED)
set(_vcredist_destination "${korman_HARVEST_DIR}/bin/${VCRedist_NAME}")
add_custom_target(VCRedist
ALL
COMMAND "${CMAKE_COMMAND}" -E make_directory "${korman_HARVEST_DIR}"
COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${VCRedist_EXECUTABLE}" "${_vcredist_destination}"
BYPRODUCTS "${_vcredist_destination}"
)
install(
PROGRAMS
"${_vcredist_destination}"
DESTINATION "."
)
endif()
FetchContent_Declare(Python22
URL "https://www.python.org/ftp/python/2.2.3/Python-2.2.3.exe"
URL_HASH MD5=d76e774a4169794ae0d7a8598478e69e
DOWNLOAD_DIR "${korman_HARVEST_DIR}/bin"
DOWNLOAD_NAME "Python-2.2.3.exe"
DOWNLOAD_NO_EXTRACT TRUE # Why is this not a flag? Yes, that bit me.
)
if(korman_HARVEST_PYTHON22 AND NOT Python22_POPULATED)
FetchContent_Populate(Python22)
endif()