下载

wget https://gmplib.org/download/gmp/gmp-6.3.0.tar.xz

解压

tar -xf gmp-6.3.0.tar.xzcd gmp-6.3.0/

环境变量

export OHOS_SDK=/home/vtstar/Desktop/openharmony/sdk/sdk_linux_5.0.0.71        ## 配置SDK路径，此处需配置成自己的sdk解压目录
export AS=${OHOS_SDK}/native/llvm/bin/llvm-as
export CC="${OHOS_SDK}/native/llvm/bin/clang --target=arm-linux-ohos"    ## 32bit的target需要配置成 --target=arm-linux-ohos
export CXX="${OHOS_SDK}/native/llvm/bin/clang++ --target=arm-linux-ohos" ## 32bit的target需要配置成 --target=arm-linux-ohos
export LD=${OHOS_SDK}/native/llvm/bin/ld.lld
export STRIP=${OHOS_SDK}/native/llvm/bin/llvm-strip
export RANLIB=${OHOS_SDK}/native/llvm/bin/llvm-ranlib
export OBJDUMP=${OHOS_SDK}/native/llvm/bin/llvm-objdump
export OBJCOPY=${OHOS_SDK}/native/llvm/bin/llvm-objcopy
export NM=${OHOS_SDK}/native/llvm/bin/llvm-nm
export AR=${OHOS_SDK}/native/llvm/bin/llvm-ar
export CFLAGS="-fPIC -D__MUSL__=1 -march=armv7a"                                            ## 32bit需要增加配置 -march=armv7a
export CXXFLAGS="-fPIC -D__MUSL__=1 -march=armv7a"                                          ## 32bit需要增加配置 -march=armv7a

配置make

./configure --host=arm-linux-gnueabihf --prefix=$(pwd)/build

配置完成

编译

make

编译成功

安装

make install

编译成功