1
# Check for Omnithread (pthread/NT) thread support. -*- Autoconf -*-
3
# Copyright 2003,2007 Free Software Foundation, Inc.
5
# This program is free software; you can redistribute it and/or modify
6
# it under the terms of the GNU General Public License as published by
7
# the Free Software Foundation; either version 3, or (at your option)
10
# This program is distributed in the hope that it will be useful,
11
# but WITHOUT ANY WARRANTY; without even the implied warranty of
12
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13
# GNU General Public License for more details.
15
# You should have received a copy of the GNU General Public License
16
# along with this program; if not, write to the Free Software
17
# Foundation, Inc., 51 Franklin Street, Boston, MA
20
AC_DEFUN([GR_OMNITHREAD],
22
# Check first for POSIX
24
[ AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
26
DEFINES="$DEFINES -DOMNITHREAD_POSIX=1"
28
# If no POSIX support found, then check for NT threads
29
AC_MSG_CHECKING([for NT threads])
34
int main() { InitializeCriticalSection(NULL); return 0; }
38
DEFINES="$DEFINES -DOMNITHREAD_NT=1"
40
[AC_MSG_FAILURE([GNU Radio requires POSIX threads. pthreads not found.])]
44
AM_CONDITIONAL(OMNITHREAD_POSIX, test "x$ot_posix" = xyes)
45
AM_CONDITIONAL(OMNITHREAD_NT, test "x$ot_nt" = xyes)
48
AC_SEARCH_LIBS([clock_gettime], [rt], [PTHREAD_LIBS="$PTHREAD_LIBS $LIBS"])
49
AC_CHECK_FUNCS([clock_gettime gettimeofday nanosleep])