#!/bin/sh

mkdir -p O
#-------------  Stuff added to enable --prefix  --------------
if test "x$1" != "x"; then
    # echo Found input parameter -- $1
    #  Now see if the parameter is --prefix=
    if test "x${1#--prefix=}" != "x$1"; then
        # echo "Found --prefix in input args.  Setting prefix directory."
        prefix=${1#--prefix=}
    else
        # echo "Found unrecognized parameter in input args."
        #  Just use the default prefix dir.
        prefix=/usr/local
    fi
 
else
    # echo "No input parameter found."
    #  Just use the default prefix dir
    prefix=/usr/local
fi

sed -e "s#/usr/local#$prefix#" ../Makefile.template > Makefile

#----------------------------------------------------------------
echo "CCFLAGS = -fPIC \\" >Make.ccflags
echo "-std=c++11 -DUNIX -O2 -DNDEBUG \$(INCLUDE) -W \\" >>Make.ccflags
# begin special stuff
rm -f a.out
c++ test_readline.cc -lreadline -ltermcap
if [ -f a.out ] ; then
    echo "using readline"
    echo "-DHAVE_LIBREADLINE \\" >>Make.ccflags
else
    echo "warning: either libtermcap or libreadline is missing - building without readline"
fi
rm -f a.out
# end special stuff
echo "" >>Make.ccflags

cat <<CAT_EOF >Make.sys
#------------------------------------------------------------------------
VPATH = .:..
CXX = c++

.SUFFIXES:
.SUFFIXES: .so .o .cc
.cc.o:; \$(CXX) \$(CXXFLAGS) \$(CPPFLAGS) \$(CCFLAGS) -c \$<
.cc.so:; \$(MAKE_LIB) \$<
#------------------------------------------------------------------------
MAKE_EXE = \$(CXX) \$(CCFLAGS) \$(OBJS) \$(LIBS) \$(LDFLAGS) -o \$@ 
MAKE_LIB = \$(CXX) \$(CCFLAGS) \$(OBJS) \$(LIBS) \$(LDFLAGS) -shared -o \$@ 
#------------------------------------------------------------------------
CAT_EOF

echo \# created by $PWD/$0. do not edit >Make2
echo \#------------------------------------------------------------------------ >>Make2
echo "PREFIX = " $prefix >>Make2
cat Make.ccflags Make.sys >>Make2
rm  Make.ccflags Make.sys

exit 0