?RCS: $Id: d_rusage.U 167 2013-05-08 17:58:00Z rmanfredi $
?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_rusage.U,v $
?RCS: Revision 3.0  1993/08/18  12:06:57  ram
?RCS: Baseline for dist 3.0 netwide release.
?RCS:
?X:	We may need to include <sys/resource.h> and <sys/time.h> FIXME
?X:INC: i_sysresrc i_systime
?MAKE:d_rusage: Trylink cat i_sysresrc
?MAKE:	-pick add $@ %<
?S:d_rusage (d_getrusg):
?S:	This variable conditionally defines the HAS_GETRUSAGE symbol, which
?S:	indicates that the getrusage() routine exists.  The getrusage() routine
?S:	supports sub-second accuracy for process cpu accounting. You may need
?S:	to include <sys/resource.h> and <sys/time.h>.
?S:.
?C:HAS_GETRUSAGE (RUSAGE GETRUSAGE):
?C:	This symbol, if defined, indicates that the getrusage() routine is
?C:	available to get process statistics with a sub-second accuracy.
?C:	Inclusion of <sys/resource.h> and <sys/time.h> may be necessary.
?C:.
?H:#$d_rusage HAS_GETRUSAGE		/**/
?H:.
?LINT:set d_rusage
: see if getrusage exists
$cat >try.c <<EOC
#include <sys/types.h>
#include <sys/time.h>
#$i_sysresrc I_SYS_RESOURCE
#ifdef I_SYS_RESOURCE
#include <sys/resource.h>
#endif
int main(void)
{
	static struct rusage ru;
	static int ret;
	ret |= getrusage(RUSAGE_SELF, &ru);
	ret |= getrusage(RUSAGE_CHILDREN, &ru);
	return ret ? 0 : 1;
}
EOC
cyn=getrusage
set d_rusage
eval $trylink