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3-manifolds
GitHub Repository: 3-manifolds/Sage_macOS
 Path: blob/main/Sage_base/sage/mpfr/build_mpfr.sh
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#!/bin/bash

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VERSION=4.2.2

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SRC_DIR=mpfr-${VERSION}

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SRC_ARCHIVE=${SRC_DIR}.tar.gz

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URL=https://ftp.gnu.org/gnu/mpfr/${SRC_ARCHIVE}

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HASH=03aa176cf35d1477e2b6725cde74a728b4ef1a9a

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INSTALL_PREFIX=`pwd`/local

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ARCH=`/usr/bin/arch`

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set -e

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cd mpfr

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if ! [ -e ${SRC_ARCHIVE} ]; then

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    echo "Downloading source archive ${SRC_ARCHIVE}..."

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    curl -L -O ${URL}

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    ACTUAL_HASH=`/usr/bin/shasum ${SRC_ARCHIVE}  | cut -f 1 -d' '`

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    if [[ ${ACTUAL_HASH} != ${HASH} ]]; then

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	echo Invalid hash value for ${SRC_ARCHIVE}

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	exit 1

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    fi

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fi

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if ! [ -d ${SRC_DIR} ]; then

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    echo unpacking ${SRC_ARCHIVE}

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    tar xfz ${SRC_ARCHIVE}

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    pushd ${SRC_DIR}

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    if [ -e ../patches ]; then

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	for patchfile in `ls ../patches`; do

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	    patch -p1 < ../patches/$patchfile

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	done

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    fi

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    popd

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fi

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cd ${SRC_DIR}

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if [ -e Makefile ]; then

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    make distclean

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fi

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export 

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if [ $ARCH == "arm64" ]; then

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   ./configure \

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    CFLAGS="-mmacosx-version-min=11 -I${INSTALL_PREFIX}/include" \

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    LDFLAGS="-Wl,-ld_classic -L${INSTALL_PREFIX}/lib" \

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    --prefix=${INSTALL_PREFIX} \

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    --with-gmp=${INSTALL_PREFIX}	    

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else

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    ./configure \

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    CFLAGS="-mmacosx-version-min=10.13 -mno-avx2 -mno-bmi2  -I${INSTALL_PREFIX}/include" \

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    LDFLAGS="-Wl,-ld_classic -L${INSTALL_PREFIX}/lib" \

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    --prefix=${INSTALL_PREFIX} \

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    --with-gmp=${INSTALL_PREFIX}    

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fi

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echo "Building mpfr."

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gmake -j8

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gmake install

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