+#### Database support ####
+
+HAVE_TDB=0
+HAVE_GDBM=0
+
+AC_ARG_WITH(
+ [database],
+ AS_HELP_STRING([--with-database=auto|tdb|gdbm],[Choose database backend.]),[],[with_database=auto])
+
+if test "x${with_database}" == "xauto" -o "x${with_database}" == "xtdb" ; then
+ PKG_CHECK_MODULES(TDB, [ tdb ],
+ [
+ HAVE_TDB=1
+ with_database=tdb
+ ], [
+ if test "x${with_database}" == "xtdb" ; then
+ AC_MSG_ERROR([*** tdb not found])
+ fi
+ ])
+fi
+
+if test "x${with_database}" == "xauto" -o "x${with_database}" == "xgdbm" ; then
+ have_gdbm=yes
+
+ AC_CHECK_LIB(gdbm, gdbm_open, [], [have_gdbm=no])
+ AC_CHECK_HEADERS(gdbm.h, [], [have_gdbm=no])
+
+ if test "x${have_gdbm}" == "xyes" ; then
+ HAVE_GDBM=1
+ GDBM_CFLAGS=
+ GDBM_LIBS=-lgdbm
+ with_database=gdbm
+ elif test "x${with_database}" == "xgdbm"; then
+ AC_MSG_ERROR([*** gdbm not found])
+ fi
+fi
+
+if test "x${HAVE_TDB}" != x1 -a "x${HAVE_GDBM}" != x1; then
+ AC_MSG_ERROR([*** missing database backend])
+fi
+
+if test "x${HAVE_TDB}" = x1 ; then
+ AC_DEFINE([HAVE_TDB], 1, [Have tdb?])
+fi
+
+if test "x${HAVE_GDBM}" = x1 ; then
+ AC_DEFINE([HAVE_GDBM], 1, [Have gdbm?])
+fi
+
+AC_SUBST(TDB_CFLAGS)
+AC_SUBST(TDB_LIBS)
+AC_SUBST(HAVE_TDB)
+AM_CONDITIONAL([HAVE_TDB], [test "x$HAVE_TDB" = x1])
+
+AC_SUBST(GDBM_CFLAGS)
+AC_SUBST(GDBM_LIBS)
+AC_SUBST(HAVE_GDBM)
+AM_CONDITIONAL([HAVE_GDBM], [test "x$HAVE_GDBM" = x1])
+