?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