1 dnl Copyright (C) 2006-2019 CEA/DEN, EDF R&D
3 dnl This library is free software; you can redistribute it and/or
4 dnl modify it under the terms of the GNU Lesser General Public
5 dnl License as published by the Free Software Foundation; either
6 dnl version 2.1 of the License, or (at your option) any later version.
8 dnl This library is distributed in the hope that it will be useful,
9 dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
10 dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 dnl Lesser General Public License for more details.
13 dnl You should have received a copy of the GNU Lesser General Public
14 dnl License along with this library; if not, write to the Free Software
15 dnl Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 dnl See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 #@synonpsis CHECK_PTHREADS
21 dnl check for pthreads system interfaces.
22 dnl set CFLAGS_PTHREADS, CXXFLAGS_PTHREADS and LIBS_PTHREADS to
23 dnl flags to compiler flags for multithread program compilation (if exists),
24 dnl and library, if one required.
26 dnl@author (C) Ruslan Shevchenko <Ruslan@Shevchenko.Kiev.UA>, 1998
28 dnl ----------------------------------------------------------------
30 AC_DEFUN([CHECK_PTHREADS],[
31 AC_CXX_OPTION(-pthread,CPPFLAGS,flag=yes,flag=no)
33 if test $flag = no; then
34 AC_REQUIRE([AC_CANONICAL_SYSTEM])dnl
35 AC_CHECK_HEADER(pthread.h,AC_DEFINE(HAVE_PTHREAD_H))
36 AC_CHECK_LIB(posix4,nanosleep, LIBS_PTHREADS="-lposix4",LIBS_PTHREADS="")
37 AC_CHECK_LIB(pthread,pthread_mutex_lock,
38 LIBS_PTHREADS="-lpthread $LIBS_PTHREADS",LIBS_PTHREADS="")
42 LIBS_PTHREADS="-lpthread $LIBS_PTHREADS"
47 if test $flag = no && test x$LIBS_PTHREADS = x; then