CMakeLists.txt

cmake_minimum_required(VERSION 3.15.0)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_LIST_DIR}/cmake)

include(common)

set(SRC_DIR ${CMAKE_CURRENT_SOURCE_DIR}/src)
set(OUT_DIR ${CMAKE_INSTALL_PREFIX})
set(COMMON_ARGS -DCMAKE_INSTALL_PREFIX:PATH=${OUT_DIR}
                -DCMAKE_BUILD_TYPE=${CMAKE_BUILD_TYPE}
                -DCMAKE_FIND_ROOT_PATH=${OUT_DIR}
                -DCMAKE_DEBUG_POSTFIX:STRING=
                -DCMAKE_TOOLCHAIN_FILE=${CMAKE_TOOLCHAIN_FILE}
                -DUL_SUPPRESS_WARNINGS=ON)

project(WebCore-Deps)

set(COMMON_ARGS ${COMMON_ARGS}
                -DCMAKE_MSVC_RUNTIME_LIBRARY:STRING=${CMAKE_MSVC_RUNTIME_LIBRARY}
                -DCMAKE_SYSROOT:PATH=${CMAKE_SYSROOT}
                -DCMAKE_OSX_SYSROOT:PATH=${CMAKE_OSX_SYSROOT}
                -DCMAKE_OSX_DEPLOYMENT_TARGET:STRING=${CMAKE_OSX_DEPLOYMENT_TARGET})

# Add sccache/compiler launcher support if set
if(CMAKE_C_COMPILER_LAUNCHER)
    set(COMMON_ARGS ${COMMON_ARGS}
        -DCMAKE_C_COMPILER_LAUNCHER:STRING=${CMAKE_C_COMPILER_LAUNCHER})
endif()
if(CMAKE_CXX_COMPILER_LAUNCHER)
    set(COMMON_ARGS ${COMMON_ARGS}
        -DCMAKE_CXX_COMPILER_LAUNCHER:STRING=${CMAKE_CXX_COMPILER_LAUNCHER})
endif()

if (CMAKE_SYSTEM_NAME MATCHES "Windows")
  set(COMMON_ARGS ${COMMON_ARGS} -DCMAKE_POLICY_DEFAULT_CMP0091=NEW)
endif ()

# Propagate UL_TOP_BINARY_DIR for environment caching
if(DEFINED UL_TOP_BINARY_DIR)
    set(COMMON_ARGS ${COMMON_ARGS} -DUL_TOP_BINARY_DIR=${UL_TOP_BINARY_DIR})
endif()

include(ExternalProject)

message(STATUS "Building to: ${OUT_DIR}")

# zlib-ng configuration for drop-in zlib replacement with SIMD optimizations
set(ZLIB_NG_ARGS
    ${COMMON_ARGS}
    -DBUILD_SHARED_LIBS=OFF
    # Enable zlib-compatible API (drop-in replacement)
    -DZLIB_COMPAT=ON
    # Disable testing/benchmarks
    -DBUILD_TESTING=OFF
    -DWITH_GTEST=OFF
    -DWITH_BENCHMARKS=OFF
    -DWITH_FUZZERS=OFF
    # Enable runtime CPU detection for SIMD (critical for portable binaries)
    -DWITH_RUNTIME_CPU_DETECTION=ON
    # x86/x64 SIMD options (all enabled, selected at runtime via CPUID)
    -DWITH_SSE2=ON
    -DWITH_SSSE3=ON
    -DWITH_SSE41=ON
    -DWITH_SSE42=ON
    -DWITH_PCLMULQDQ=ON
    -DWITH_AVX2=ON
    -DWITH_AVX512=ON
    -DWITH_AVX512VNNI=ON
    -DWITH_VPCLMULQDQ=ON
    # ARM SIMD options (for Apple Silicon and Linux ARM64)
    -DWITH_NEON=ON
    -DWITH_ARMV8=ON
)

ExternalProject_Add(zlib
  SOURCE_DIR        ${SRC_DIR}/zlib-ng-2.3.2
  CMAKE_ARGS        ${ZLIB_NG_ARGS}
)

# Set platform-specific zlib static library name
# Both zlib-1.2.11 and zlib-ng with ZLIB_COMPAT=ON produce:
# - Windows MSVC/clang-cl: zlibstatic.lib
# - Unix (Linux/macOS): libz.a
if (CMAKE_SYSTEM_NAME MATCHES "Windows")
    set(ZLIB_STATIC_LIB_NAME "zlibstatic.lib")
else ()
    set(ZLIB_STATIC_LIB_NAME "libz.a")
endif ()

set(LIBPNG_ARGS ${COMMON_ARGS}
    -DPNG_SHARED=OFF
    -DPNG_TESTS=OFF
    -DPNG_BUILD_ZLIB=ON
    -DZLIB_LIBRARY:STRING=${OUT_DIR}/lib/${ZLIB_STATIC_LIB_NAME}
    -DZLIB_INCLUDE_DIR:STRING=${OUT_DIR}/include/)

# Enable libpng SSE2 intrinsics for x64 builds
# Fixes: CMAKE_SYSTEM_PROCESSOR "AMD64" doesn't match libpng's "^x86_64*" pattern
if (CMAKE_SYSTEM_PROCESSOR MATCHES "AMD64|x86_64")
    set(LIBPNG_ARGS ${LIBPNG_ARGS} -DPNG_INTEL_SSE:STRING=on)
endif ()

if (CMAKE_SYSTEM_NAME MATCHES "Darwin" AND CMAKE_SYSTEM_PROCESSOR MATCHES "arm64")
  set(PNG_ARM_NEON "on")
  set(LIBPNG_ARGS ${LIBPNG_ARGS} -DPNG_ARM_NEON:STRING=${PNG_ARM_NEON})
endif ()

ExternalProject_Add(libpng
  SOURCE_DIR        ${SRC_DIR}/libpng-1.6.37
  CMAKE_ARGS        ${LIBPNG_ARGS}
  DEPENDS           zlib
)

set(LIBJPEGTURBO_ARGS ${COMMON_ARGS} -DWITH_SIMD=ON -DWITH_TURBOJPEG=OFF -DENABLE_SHARED=OFF)
if (CMAKE_SYSTEM_NAME MATCHES "Windows")
  set(LIBJPEGTURBO_ARGS ${LIBJPEGTURBO_ARGS} -DWITH_CRT_DLL=ON -DCMAKE_SYSTEM_PROCESSOR=amd64)
endif ()

ExternalProject_Add(libjpeg-turbo
  SOURCE_DIR        ${SRC_DIR}/libjpeg-turbo-2.0.4/libjpeg-turbo-2.0.4
  CMAKE_ARGS        ${LIBJPEGTURBO_ARGS}
)

ExternalProject_Add(icu
  SOURCE_DIR        ${SRC_DIR}/icu-67.1
  CMAKE_ARGS        ${COMMON_ARGS}
)

set(LIBXML2_ARGS ${COMMON_ARGS} -DLIBXML_STATIC=1 -DLIBXML_THREAD_SAFETY=no -DWITH_THREAD_ALLOC=OFF -DWITH_C14N=OFF -DWITH_CATALOG=OFF -DWITH_DEBUG=OFF -DWITH_DOCB=OFF -DWITH_FTP=OFF -DWITH_FTP=OFF -DWITH_HTTP=OFF -DWITH_ICONV=OFF -DWITH_ICU=ON -DWITH_ISO8859X=ON -DWITH_LEGACY=OFF -DWITH_LZMA=OFF -DWITH_MEM_DEBUG=OFF -DWITH_MODULES=OFF -DWITH_OUTPUT=ON -DWITH_PATTERN=OFF -DWITH_PUSH=ON -DWITH_PYTHON=OFF -DWITH_READER=OFF -DWITH_REGEXPS=ON -DWITH_RUN_DEBUG=OFF -DWITH_SAX1=ON -DWITH_SCHEMAS=OFF -DWITH_SCHEMATRON=OFF -DWITH_VALID=OFF -DWITH_WALKER=ON -DWITH_WRITER=OFF -DWITH_XINCLUDE=OFF -DWITH_XPTR=OFF -DWITH_ZLIB=OFF -DWITH_HTML=ON -DWITH_TREE=ON -DWITH_XPATH=ON -DICU_ROOT=${OUT_DIR})
if (CMAKE_SYSTEM_NAME MATCHES "Windows")
  set(LIBXML2_ARGS ${LIBXML2_ARGS} -DLIBXML2_CONFIG_INCLUDE_DIR=win32/VC10)
else ()
  set(LIBXML2_ARGS ${LIBXML2_ARGS} -DLIBXML2_CONFIG_INCLUDE_DIR=macos)
endif ()

ExternalProject_Add(libxml2
  SOURCE_DIR        ${SRC_DIR}/libxml2-v2.9.10/libxml2-v2.9.10
  CMAKE_ARGS        ${LIBXML2_ARGS}
  DEPENDS           icu
)

set(LIBXSLT_ARGS ${COMMON_ARGS} -DLIBXSLT_STATIC=1 -DWITH_TRIO=OFF -DWITH_XSLT_DEBUG=OFF -DWITH_MEM_DEBUG=OFF -DWITH_DEBUGGER=OFF -DWITH_ICONV=OFF -DWITH_ZLIB=OFF -DWITH_CRYPTO=OFF -DWITH_MODULES=OFF -DLIBXML2_INCLUDE_DIR=${OUT_DIR}/include)
if (CMAKE_SYSTEM_NAME MATCHES "Windows")
  set(LIBXSLT_ARGS ${LIBXSLT_ARGS} -DLIBXML2_LIBRARY=${OUT_DIR}/lib/xml2.lib)
else ()
  set(LIBXSLT_ARGS ${LIBXSLT_ARGS} -DLIBXML2_LIBRARY=${OUT_DIR}/lib/libxml2.a)
endif ()

ExternalProject_Add(libxslt
  SOURCE_DIR        ${SRC_DIR}/libxslt-v1.1.34/libxslt-v1.1.34
  CMAKE_ARGS        ${LIBXSLT_ARGS}
  DEPENDS           libxml2
)

ExternalProject_Add(brotli
  SOURCE_DIR        ${SRC_DIR}/brotli-1.0.7
  CMAKE_ARGS        ${COMMON_ARGS} -DBROTLI_DISABLE_CLI=ON -DBROTLI_DISABLE_TESTS=ON
)

ExternalProject_Add(nghttp2
  SOURCE_DIR        ${SRC_DIR}/nghttp2-1.40.0
  CMAKE_ARGS        ${COMMON_ARGS} -DENABLE_LIB_ONLY=ON -DENABLE_ASIO_LIB=OFF -DENABLE_FAILMALLOC=OFF -DENABLE_THREADS=OFF -DENABLE_WERROR=OFF -DWITH_JEMALLOC=OFF -DWITH_LIBXML2=OFF -DWITH_MRUBY=OFF -DWITH_NEVERBLEED=OFF -DWITH_SPDYLAY=OFF -DENABLE_SHARED_LIB=OFF -DENABLE_STATIC_LIB=ON
)

set(LIBRESSL_ARGS ${COMMON_ARGS} -DLIBRESSL_APPS=OFF -DLIBRESSL_TESTS=OFF -DENABLE_ASM=OFF)

ExternalProject_Add(libressl
  SOURCE_DIR        ${SRC_DIR}/libressl-3.9.2
  CMAKE_ARGS        ${LIBRESSL_ARGS}
)

# Note: we use 128KiB (131072) for CURL_MAX_WRITE_SIZE to increase throughput for large HTTP/2 transfers.
ExternalProject_Add(curl
  SOURCE_DIR        ${SRC_DIR}/curl-7.88.1
  CMAKE_ARGS        ${COMMON_ARGS} -DCURL_MAX_WRITE_SIZE=131072 -DBUILD_CURL_EXE=OFF -DBUILD_TESTING=OFF -DCMAKE_USE_GSSAPI=OFF -DCMAKE_USE_LIBSSH2=OFF -DCURL_USE_LIBSSH2=OFF -DCMAKE_USE_OPENLDAP=OFF -DCURL_BROTLI=ON -DCURL_ZLIB=ON -DCURL_DISABLE_COOKIES=ON -DCURL_DISABLE_CRYPTO_AUTH=OFF -DCURL_DISABLE_DICT=ON -DCURL_DISABLE_FILE=OFF -DCURL_DISABLE_FTP=ON -DCURL_DISABLE_GOPHER=ON -DCURL_DISABLE_HTTP=OFF -DCURL_DISABLE_IMAP=ON -DCURL_DISABLE_LDAP=ON -DCURL_DISABLE_LDAPS=ON -DCURL_DISABLE_POP3=ON -DCURL_DISABLE_PROXY=OFF -DCURL_DISABLE_RTSP=ON -DCURL_DISABLE_SMTP=ON -DCURL_DISABLE_TELNET=ON -DCURL_DISABLE_TFTP=ON -DENABLE_ARES=OFF -DENABLE_MANUAL=OFF -DENABLE_THREADED_RESOLVER=ON -DUSE_NGHTTP2=ON -DUSE_WIN32_LDAP=OFF -DENABLE_IPV6=ON -DUSE_OPENSSL=ON -DNGHTTP2_INCLUDE_DIR=${OUT_DIR}/include -DCURL_STATICLIB=ON -DBUILD_SHARED_LIBS=OFF -DZLIB_FOUND=1 -DZLIB_INCLUDE_DIRS:STRING=${OUT_DIR}/include -DBROTLI_FOUND=1 -DBROTLI_INCLUDE_DIRS:STRING=${OUT_DIR}/include/brotli 
  -DOPENSSL_INCLUDE_DIR=${OUT_DIR}/include -DCMAKE_PREFIX_PATH=${OUT_DIR} -DNGHTTP2_LIBRARY=${OUT_DIR}/lib/foobar.a
  DEPENDS           nghttp2 libressl brotli zlib
)

ExternalProject_Add(freetype
  SOURCE_DIR        ${SRC_DIR}/freetype-2.10.1
  CMAKE_ARGS        ${COMMON_ARGS} -DDISABLE_FORCE_DEBUG_POSTFIX=1 -DFT_WITH_ZLIB=ON -DFT_WITH_BZIP2=OFF -DFT_WITH_PNG=ON -DFT_WITH_HARFBUZZ=OFF -DPNG_PNG_INCLUDE_DIR=${OUT_DIR}/include/libpng16 -DPNG_LIBRARY=${OUT_DIR}/lib/foobar.a -DZLIB_INCLUDE_DIR=${OUT_DIR}/include -DZLIB_LIBRARY=${OUT_DIR}/lib/foobar.a
  DEPENDS           zlib libpng
)

set(HARFBUZZ_ARGS ${COMMON_ARGS} -DHB_HAVE_FREETYPE=ON -DHB_HAVE_ICU=ON -DHB_BUILD_UTILS=OFF -DHB_BUILD_SUBSET=OFF -DHB_BUILD_TESTS=OFF -DFREETYPE_INCLUDE_DIRS=${OUT_DIR}/include -DFREETYPE_LIBRARY=${OUT_DIR}/lib/foobar.a -DICU_ROOT=${OUT_DIR})

ExternalProject_Add(harfbuzz
  SOURCE_DIR        ${SRC_DIR}/harfbuzz-2.6.4
  CMAKE_ARGS        ${HARFBUZZ_ARGS}
  DEPENDS           freetype icu
)

set(WEBP_ARGS ${COMMON_ARGS} -DWEBP_ENABLE_SIMD=ON -DWEBP_USE_THREAD=ON -DBUILD_SHARED_LIBS=OFF -DWEBP_LINK_STATIC=ON -DWEBP_BUILD_ANIM_UTILS=OFF -DWEBP_BUILD_CWEBP=OFF -DWEBP_BUILD_DWEBP=OFF -DWEBP_BUILD_GIF2WEBP=OFF -DWEBP_BUILD_IMG2WEBP=OFF -DWEBP_BUILD_VWEBP=OFF -DWEBP_BUILD_WEBPINFO=OFF -DWEBP_BUILD_LIBWEBPMUX=OFF -DWEBP_BUILD_WEBPMUX=OFF -DWEBP_BUILD_EXTRAS=OFF -DWEBP_BUILD_WEBP_JS=OFF -DWEBP_NEAR_LOSSLESS=OFF -DWEBP_ENABLE_SWAP_16BIT_CSP=OFF)

ExternalProject_Add(libwebp
  SOURCE_DIR        ${SRC_DIR}/libwebp-1.4.0
  CMAKE_ARGS        ${WEBP_ARGS}
)

ExternalProject_Add(libpsl
  SOURCE_DIR        ${SRC_DIR}/libpsl-0.21.5
  CMAKE_ARGS        ${COMMON_ARGS} -DBUILD_SHARED_LIBS=OFF
)

add_custom_target(WebCore-Deps ALL DEPENDS zlib libpng libjpeg-turbo icu libxml2 libxslt brotli nghttp2 libressl curl freetype harfbuzz libwebp libpsl)

INSTALL(DIRECTORY "${OUT_DIR}/include" DESTINATION ".")
INSTALL(DIRECTORY "${OUT_DIR}/bin" DESTINATION ".")
INSTALL(DIRECTORY "${OUT_DIR}/lib" DESTINATION ".")

include(CreateSDK.cmake)