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mariotakumariotaku
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‎.gitignore

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build/
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.idea/

‎CMakeLists.txt

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cmake_minimum_required(VERSION 3.25)
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project(buildroot_ports C)
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if (NOT CMAKE_C_COMPILER_ID STREQUAL "GNU")
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message(FATAL_ERROR "To build the toolchain, you'll need GCC on your machine")
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endif ()
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set(CMAKE_C_STANDARD 11)
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set(BUILDROOT_RELEASE "webos-71307ba")
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string(REGEX REPLACE ".*-" "" BUILDROOT_BUILD_ID "${BUILDROOT_RELEASE}")
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set(BUILDROOT_TRIPLE "arm-webos-linux-gnueabi")
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set(BUILDROOT_PORT_PREFIX "${CMAKE_BINARY_DIR}/br-prefix")
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set(BUILDROOT_PORT_DOWNLOADS "${CMAKE_BINARY_DIR}/downloads")
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set(GCC_MIRROR "http://ftp.tsukuba.wide.ad.jp/software/gcc")
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if (NOT DEFINED CMAKE_C_COMPILER_TARGET)
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execute_process(COMMAND "${CMAKE_C_COMPILER}" "-v" ERROR_VARIABLE GCC_VERSION_INFO)
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string(REGEX REPLACE ".*Target: ([^\n]+).*" "\\1" CMAKE_C_COMPILER_TARGET "${GCC_VERSION_INFO}")
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endif ()
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include(FetchContent)
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include(ExternalProject)
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FetchContent_Declare(
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buildroot-nc4
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GIT_REPOSITORY "https://github.com/openlgtv/buildroot-nc4.git"
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GIT_TAG "${BUILDROOT_RELEASE}")
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FetchContent_MakeAvailable(buildroot-nc4)
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add_subdirectory(sysroot)
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add_subdirectory(package)
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add_subdirectory(toolchain)

‎README.md

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# buildroot-nc4-ports

‎package/CMakeLists.txt

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function(br_get_var PATH VAR OUT_VAR)
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file(STRINGS "${buildroot-nc4_SOURCE_DIR}/${PATH}" FIND_LINE REGEX "^${VAR} = (.*)$")
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if (NOT FIND_LINE)
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unset(${OUT_VAR} PARENT_SCOPE)
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return()
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endif ()
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string(REGEX REPLACE "^${VAR} = (.*)$" "\\1" VAR_VALUE "${FIND_LINE}")
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set(${OUT_VAR} "${VAR_VALUE}" PARENT_SCOPE)
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endfunction()
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include(ProcessorCount)
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ProcessorCount(NPROC)
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add_subdirectory(gmp)
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add_subdirectory(mpfr)
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add_subdirectory(mpc)
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add_subdirectory(isl)
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add_subdirectory(binutils)
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add_subdirectory(gcc)

‎package/binutils/CMakeLists.txt

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set(BINUTILS_VERSION 2.38)
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set(PREFIX "${BUILDROOT_PORT_PREFIX}")
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set(SYSROOT "${PREFIX}/${BUILDROOT_TRIPLE}/sysroot")
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ExternalProject_Add(binutils DEPENDS sysroot
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URL "https://ftp.gnu.org/gnu/binutils/binutils-${BINUTILS_VERSION}.tar.bz2"
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DOWNLOAD_EXTRACT_TIMESTAMP FALSE
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CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=${PREFIX} --sysconfdir=${PREFIX}/etc --disable-multilib
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--disable-werror --target=${BUILDROOT_TRIPLE} --disable-shared --enable-static --with-sysroot=${SYSROOT}
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--enable-poison-system-directories --without-debuginfod --enable-plugins --enable-lto --disable-sim
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--disable-gdb --enable-gold --disable-gprofng
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BUILD_COMMAND make
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INSTALL_COMMAND make install)

‎package/gcc/CMakeLists.txt

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set(GCC_VERSION 12.2.0)
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set(PREFIX "${BUILDROOT_PORT_PREFIX}")
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set(SYSROOT "${PREFIX}/${BUILDROOT_TRIPLE}/sysroot")
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file(GLOB GCC_PATCHES "${buildroot-nc4_SOURCE_DIR}/package/gcc/12.2.0/*.patch")
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list(TRANSFORM GCC_PATCHES PREPEND "COMMAND;patch;-p1;<;" OUTPUT_VARIABLE GCC_PATCH_COMMANDS)
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ExternalProject_Add(gcc DEPENDS binutils gmp mpc mpfr isl
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URL "${GCC_MIRROR}/releases/gcc-${GCC_VERSION}/gcc-${GCC_VERSION}.tar.xz"
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DOWNLOAD_EXTRACT_TIMESTAMP FALSE
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PATCH_COMMAND ${GCC_PATCH_COMMANDS}
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CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=${PREFIX} --sysconfdir=${PREFIX}/etc --enable-static
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--build=${CMAKE_C_COMPILER_TARGET} --target=${BUILDROOT_TRIPLE} --with-sysroot=${SYSROOT} --enable-__cxa_atexit
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--with-gnu-ld --disable-libssp --disable-multilib --disable-decimal-float --enable-plugins --enable-lto
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--with-gmp=${PREFIX} --with-mpc=${PREFIX} --with-mpfr=${PREFIX}
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"--with-pkgversion=Buildroot -g${BUILDROOT_BUILD_ID}" "--with-bugurl=http://bugs.buildroot.net"
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--without-zstd --disable-libquadmath --disable-libquadmath-support --enable-tls --enable-threads
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--with-isl=${PREFIX} --with-abi=aapcs-linux --with-cpu=cortex-a9 --with-fpu=neon-fp16 --with-float=softfp
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--with-mode=arm --enable-languages=c,c++ --with-build-time-tools=${PREFIX}/arm-webos-linux-gnueabi/bin
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--enable-shared --disable-libgomp
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BUILD_COMMAND make -j${NPROC}
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INSTALL_COMMAND make install)

‎package/gmp/CMakeLists.txt

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br_get_var("package/gmp/gmp.mk" GMP_VERSION GMP_VERSION)
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set(PREFIX ${BUILDROOT_PORT_PREFIX})
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ExternalProject_Add(gmp
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URL "${GCC_MIRROR}/infrastructure/gmp-${GMP_VERSION}.tar.bz2"
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DOWNLOAD_EXTRACT_TIMESTAMP FALSE
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CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=${PREFIX} --sysconfdir=${PREFIX}/etc
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BUILD_COMMAND make -j${NPROC}
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INSTALL_COMMAND make install)

‎package/isl/CMakeLists.txt

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set(ISL_VERSION 0.24)
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set(PREFIX ${BUILDROOT_PORT_PREFIX})
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ExternalProject_Add(isl DEPENDS gmp
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URL "${GCC_MIRROR}/infrastructure/isl-${ISL_VERSION}.tar.bz2"
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DOWNLOAD_EXTRACT_TIMESTAMP FALSE
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CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=${PREFIX} --sysconfdir=${PREFIX}/etc --with-gmp=${PREFIX}
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BUILD_COMMAND make -j${NPROC}
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INSTALL_COMMAND make install)

‎package/mpc/CMakeLists.txt

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br_get_var("package/mpc/mpc.mk" MPC_VERSION MPC_VERSION)
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set(PREFIX ${BUILDROOT_PORT_PREFIX})
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ExternalProject_Add(mpc DEPENDS gmp mpfr
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URL "${GCC_MIRROR}/infrastructure/mpc-${MPC_VERSION}.tar.gz"
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DOWNLOAD_EXTRACT_TIMESTAMP FALSE
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CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=${PREFIX} --sysconfdir=${PREFIX}/etc --with-gmp=${PREFIX}
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BUILD_COMMAND make -j${NPROC}
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INSTALL_COMMAND make install)

‎package/mpfr/CMakeLists.txt

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br_get_var("package/mpfr/mpfr.mk" MPFR_VERSION MPFR_VERSION)
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set(PREFIX ${BUILDROOT_PORT_PREFIX})
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ExternalProject_Add(mpfr DEPENDS gmp
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URL "${GCC_MIRROR}/infrastructure/mpfr-${MPFR_VERSION}.tar.bz2"
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DOWNLOAD_EXTRACT_TIMESTAMP FALSE
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CONFIGURE_COMMAND <SOURCE_DIR>/configure --prefix=${PREFIX} --sysconfdir=${PREFIX}/etc --with-gmp=${PREFIX}
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BUILD_COMMAND make -j${NPROC}
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INSTALL_COMMAND make install)

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