spkg-install

#!/usr/bin/env bash

if [ "$SAGE_LOCAL" = "" ]; then
    echo "SAGE_LOCAL undefined ... exiting";
    echo "Maybe run 'sage -sh'?"
    exit 1
fi

cd src

echo "Applying patches to upstream sources..."
for patch in ../patches/*.patch; do
    [ -r "$patch" ] || continue # Skip non-existing or non-readable patches
    patch -p1 <"$patch"
    if [ $? -ne 0 ]; then
        echo >&2 "Error: '$patch' failed to apply."
        exit 1
    fi
done

INCLUDES="-I$SAGE_LOCAL/include/"

CFLAGS="$CFLAGS -fPIC $INCLUDES -L$SAGE_LOCAL/lib"
CXXFLAGS="$CXXFLAGS -fPIC $INCLUDES -L$SAGE_LOCAL/lib"
CPPFLAGS="$INCLUDES"

# Allow the user to specify a compiler flag for 64-bit builds.
# This will be -m64 with both Sun Studio and gcc, but other compilers
# such as those from IBM on AIX and HP on HP-UX use different flags.

if [ -z $CFLAG64 ] ; then
    CFLAG64=-m64
fi

if [ -z $CXXFLAG64 ] ; then
    CXXFLAG64=-m64
fi

if [ "x$SAGE64" = xyes ]; then
    echo "Building a 64-bit version of libfplll"
    CFLAGS="$CFLAGS $CFLAG64"
    CXXFLAGS="$CXXFLAGS $CXXFLAG64"
    CPPFLAGS="$CPPFLAGS $CFLAG64"
    CC="$CC $CFLAG64"
    CXX="$CXX $CXXFLAG64"
fi

if [ "$UNAME" = "CYGWIN" ]; then
    echo "Disable parallel building on Cygwin"
    MAKE="$MAKE -j1"
    export MAKE
fi

export CFLAGS
export CXXFLAGS
export CPPFLAGS
export CC
export CXX

echo "Now configuring libfplll..."
./configure --prefix="$SAGE_LOCAL" --libdir="$SAGE_LOCAL/lib" --includedir="$SAGE_LOCAL/include/fplll"
if [ $? -ne 0 ]; then
    echo "Error configuring libfplll"
    exit 1
fi

echo "Now building libfplll..."
$MAKE
if [ $? -ne 0 ]; then
    echo "Error building libfplll"
    exit 1
fi

echo "Now installing libfplll..."
$MAKE install
if [ $? -ne 0 ]; then
    echo "Error installing libfplll"
    exit 1
fi