# Our config tool sucks... if this script decides to modify the
# LIBS variable it won't be used by any of the other TestCompiles.
# So unless we protect ourselves with the found_dbm variable
# we'd end up having to do the work twice... and we'd end up putting
# two -ldbm -ldbm into the LIBS variable.

if [ "x$found_dbm" = "x" ]; then
    if ./helpers/TestCompile func dbm_open; then
	found_dbm=1
    else
	found_dbm=0
	case "$PLAT" in
	    *-linux*)
		# many systems don't have -ldbm
		DBM_LIB=""
		if ./helpers/TestCompile lib dbm dbm_open; then
		    DBM_LIB="-ldbm"
		elif ./helpers/TestCompile lib ndbm dbm_open; then
		    DBM_LIB="-lndbm"
		fi
		if [ "x$DBM_LIB" != "x" ]; then
		    LIBS="$LIBS $DBM_LIB"
		    found_dbm=1
		fi
		;;
	    *)
		if [ "x$DBM_LIB" != "x" ]; then
		    oldLIBS="$LIBS"
		    LIBS="$LIBS $DBM_LIB"
		    if ./helpers/TestCompile func dbm_open; then
			found_dbm=1
		    else
			found_dbm=0
			LIBS="$oldLIBS"
		    fi
		fi
		;;
	esac
	if [ "x$found_dbm" = "x1" ]; then
	    echo " + using $DBM_LIB for DBM support"
	fi
    fi
fi