2 dnl Copyright 2003 Free Software Foundation, Inc.
4 dnl This file is part of GNU Radio
6 dnl GNU Radio is free software; you can redistribute it and/or modify
7 dnl it under the terms of the GNU General Public License as published by
8 dnl the Free Software Foundation; either version 2, or (at your option)
11 dnl GNU Radio is distributed in the hope that it will be useful,
12 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
13 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 dnl GNU General Public License for more details.
16 dnl You should have received a copy of the GNU General Public License
17 dnl along with GNU Radio; see the file COPYING. If not, write to
18 dnl the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 dnl Boston, MA 02111-1307, USA.
21 AC_DEFUN([GR_CHECK_SHM_OPEN],
25 AC_SEARCH_LIBS([shm_open], [rt], [SHM_OPEN_LIBS="$LIBS"])
26 AC_CHECK_FUNCS([shm_open])
28 AC_SUBST(SHM_OPEN_LIBS)