#!/usr/bin/env bash

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

cd src

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

# Use newer version of config.guess and config.sub (see Trac #19725)
cp "$SAGE_ROOT"/config/config.* .

./configure --prefix="$SAGE_LOCAL"
if [ $? -ne 0 ]; then
   echo "Error configuring lrcalc."
   exit 1
fi

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

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