usr.bin/limits/limits.c

21  * Display/change(+runprogram)/eval resource limits.
77     { "", "infinity", "Resource limits%s%s:\n", "-max", "-cur", "",
283     struct rlimit limits[RLIM_NLIMITS];
372 	    getrlimit(i, &limits[i]);
374 	    getrlimit_proc(pid, i, &limits[i]);
376 	    getrlimit_proc(pid, i, &limits[i]);
399 	    val = resources[rcswhich].func(lc, resources[rcswhich].cap, limits[rcswhich].rlim_cur, limits[rcswhich].rlim_cur);
400 	    limits[rcswhich].rlim_cur = resources[rcswhich].func(lc, str, val, val);
403 	    val = resources[rcswhich].func(lc, resources[rcswhich].cap, limits[rcswhich].rlim_max, limits[rcswhich].rlim_max);
404 	    limits[rcswhich].rlim_max = resources[rcswhich].func(lc, str, val, val);
412     /* If we're setting limits or doing an eval (ie. we're not just
413      * displaying), then check that hard limits are not lower than
414      * soft limits, and force rasing the hard limit if we need to if
421 	    if (limits[rcswhich].rlim_max != RLIM_INFINITY) {
422 		if (limits[rcswhich].rlim_cur == RLIM_INFINITY) {
423 		    limits[rcswhich].rlim_max = RLIM_INFINITY;
425 		} else if (limits[rcswhich].rlim_cur > limits[rcswhich].rlim_max) {
427 			limits[rcswhich].rlim_max = limits[rcswhich].rlim_cur;
430 			limits[rcswhich].rlim_cur = limits[rcswhich].rlim_max;
446 		limits[rcswhich].rlim_max = set_limits[rcswhich];
448 		limits[rcswhich].rlim_cur = set_limits[rcswhich];
476 	/* Set limits */
479 		if (setrlimit(rcswhich, &limits[rcswhich]) == -1)
493 		setrlimit_proc(pid, rcswhich, &limits[rcswhich]);
500     if (type == ANY) /* Default to soft limits */
503     /* Display limits */
513 		if (shellparm[shelltype].both && limits[rcswhich].rlim_cur == limits[rcswhich].rlim_max) {
514 		    print_limit(limits[rcswhich].rlim_max,
522 			print_limit(limits[rcswhich].rlim_max,
530 			print_limit(limits[rcswhich].rlim_cur,
551 	"usage: limits [-C class|-P pid|-U user] [-eaSHBE] "