?RCS: $Id$
?RCS:
?RCS: Copyright (c) 1991-1997, 2004-2006, Raphael Manfredi
?RCS:
?RCS: You may redistribute only under the terms of the Artistic License,
?RCS: as specified in the README file that comes with the distribution.
?RCS: You may reuse parts of this distribution only within the terms of
?RCS: that same Artistic License; a copy of which may be found at the root
?RCS: of the source tree for dist 4.0.
?RCS:
?RCS: $Log: d_sem.U,v $
?RCS: Revision 3.0  1993/08/18  12:07:03  ram
?RCS: Baseline for dist 3.0 netwide release.
?RCS:
?MAKE:d_sem: test d_semctl d_semget d_semop Setvar Findhdr osname
?MAKE:	-pick add $@ %<
?S:d_sem:
?S:	This variable conditionally defines the HAS_SEM symbol, which
?S:	indicates that the entire sem*(2) library is present.
?S:.
?C:HAS_SEM:
?C:	This symbol, if defined, indicates that the entire sem*(2) library is
?C:	supported.
?C:.
?H:#$d_sem HAS_SEM		/**/
?H:.
?T:h_sem
?LINT:set d_sem
: see how much of the 'sem*(2)' library is present.
h_sem=true
echo " "
case "$d_semctl$d_semget$d_semop" in
*"$undef"*) h_sem=false;;
esac
case "$osname" in
freebsd)
    case "`ipcs 2>&1`" in
    "SVID messages"*"not configured"*)
	echo "Your $osname does not have the sem*(2) configured." >&4
        h_sem=false
	val="$undef"
	set semctl d_semctl
	eval $setvar
	set semget d_semget
	eval $setvar
	set semop d_semop
	eval $setvar
	;;
    esac
    ;;
esac
: we could also check for sys/ipc.h ...
if $h_sem && $test `./findhdr sys/sem.h`; then
	echo "You have the full sem*(2) library." >&4
	val="$define"
else
	echo "You don't have the full sem*(2) library." >&4
	val="$undef"
fi
set d_sem
eval $setvar

