148368Sbostic /*- 2*61240Sbostic * Copyright (c) 1980, 1993 3*61240Sbostic * The Regents of the University of California. All rights reserved. 448368Sbostic * 548368Sbostic * %sccs.include.proprietary.c% 621336Sdist */ 713218Ssam 826523Sdonn #if defined(LIBC_SCCS) && !defined(lint) 9*61240Sbostic static char sccsid[] = "@(#)vlimit.c 8.1 (Berkeley) 06/04/93"; 1048368Sbostic #endif /* LIBC_SCCS and not lint */ 1121336Sdist 1213218Ssam /* 1313218Ssam * (Almost) backwards compatible vlimit. 1413218Ssam */ 1553719Smckusick #include <sys/types.h> 1613219Ssam #include <sys/time.h> 1713218Ssam #include <sys/resource.h> 1813219Ssam #include <errno.h> 1913218Ssam 2013218Ssam /* LIM_NORAISE is not emulated */ 2113218Ssam #define LIM_NORAISE 0 /* if <> 0, can't raise limits */ 2213218Ssam #define LIM_CPU 1 /* max secs cpu time */ 2313218Ssam #define LIM_FSIZE 2 /* max size of file created */ 2413218Ssam #define LIM_DATA 3 /* max growth of data space */ 2513218Ssam #define LIM_STACK 4 /* max growth of stack */ 2613218Ssam #define LIM_CORE 5 /* max size of ``core'' file */ 2713218Ssam #define LIM_MAXRSS 6 /* max desired data+stack core usage */ 2813218Ssam 2913218Ssam #define NLIMITS 6 3013218Ssam vlimit(limit,value)3113218Ssamvlimit(limit, value) 3213218Ssam int limit, value; 3313218Ssam { 3413218Ssam struct rlimit rlim; 3513218Ssam 3613218Ssam if (limit <= 0 || limit > NLIMITS) 3713218Ssam return (EINVAL); 3813218Ssam if (value == -1) { 3913218Ssam if (getrlimit(limit - 1, &rlim) < 0) 4013218Ssam return (-1); 4113218Ssam return (rlim.rlim_cur); 4213218Ssam } 4313218Ssam rlim.rlim_cur = value; 4413218Ssam rlim.rlim_max = RLIM_INFINITY; 4513218Ssam return (setrlimit(limit - 1, &rlim)); 4613218Ssam } 47