53 lines
1.7 KiB
Plaintext
53 lines
1.7 KiB
Plaintext
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# Check for Omnithread (pthread/NT) thread support. -*- Autoconf -*-
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# Copyright 2003,2007 Free Software Foundation, Inc.
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3, or (at your option)
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# any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Boston, MA
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# 02110-1301, USA.
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AC_DEFUN([GR_OMNITHREAD],
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[
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# Check first for POSIX
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ACX_PTHREAD(
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[ AC_DEFINE(HAVE_PTHREAD,1,[Define if you have POSIX threads libraries and header files.])
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ot_posix="yes"
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DEFINES="$DEFINES -DOMNITHREAD_POSIX=1"
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],[
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# If no POSIX support found, then check for NT threads
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AC_MSG_CHECKING([for NT threads])
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AC_LINK_IFELSE([
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#include <windows.h>
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#include <winbase.h>
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int main() { InitializeCriticalSection(NULL); return 0; }
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],
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[
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ot_nt="yes"
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DEFINES="$DEFINES -DOMNITHREAD_NT=1"
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],
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[AC_MSG_FAILURE([GNU Radio requires POSIX threads. pthreads not found.])]
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)
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AC_MSG_RESULT(yes)
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])
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AM_CONDITIONAL(OMNITHREAD_POSIX, test "x$ot_posix" = xyes)
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AM_CONDITIONAL(OMNITHREAD_NT, test "x$ot_nt" = xyes)
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save_LIBS="$LIBS"
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AC_SEARCH_LIBS([clock_gettime], [rt], [PTHREAD_LIBS="$PTHREAD_LIBS $LIBS"])
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AC_CHECK_FUNCS([clock_gettime gettimeofday nanosleep])
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LIBS="$save_LIBS"
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])
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