+dnl
+dnl mad plugin
+dnl
+AC_ARG_WITH(mad,
+ [ --with-mad[=PATH] libmad module (default disabled)],
+ [ if test "x$with_val" != "xno"; then
+ if test -n $with_val; then
+ CFLAGS_MAD="-I$with_val/include"
+ LIB_MAD="-L$with_val/lib -lmad"
+ else
+ LIB_MAD="-lmad"
+ fi
+ save_CFLAGS=$CFLAGS
+ save_LDFLAGS=$LDFLAGS
+ CFLAGS="$CFLAGS $CFLAGS_MAD"
+ LDFLAGS="$LDFLAGS $LIB_MAD"
+ AC_CHECK_HEADERS(mad.h, ,
+ [ echo "Cannot find development headers for libmad..."
+ exit 1
+ ])
+ AC_CHECK_LIB(mad, mad_bit_init, ,
+ [ echo "Cannot find libmad library..."
+ exit 1
+ ])
+ CFLAGS=$save_CFLAGS
+ LDFLAGS=$save_LDFLAGS
+ PLUGINS="${PLUGINS} mad"
+ fi ])
+