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Annotation of 43BSDReno/lib/libcompat/4.1/vlimit.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #if defined(LIBC_SCCS) && !defined(lint)
        !             8: static char sccsid[] = "@(#)vlimit.c   5.2 (Berkeley) 3/9/86";
        !             9: #endif LIBC_SCCS and not lint
        !            10: 
        !            11: /*
        !            12:  * (Almost) backwards compatible vlimit.
        !            13:  */
        !            14: #include <sys/time.h>
        !            15: #include <sys/resource.h>
        !            16: #include <errno.h>
        !            17: 
        !            18: /* LIM_NORAISE is not emulated */
        !            19: #define        LIM_NORAISE     0       /* if <> 0, can't raise limits */
        !            20: #define        LIM_CPU         1       /* max secs cpu time */
        !            21: #define        LIM_FSIZE       2       /* max size of file created */
        !            22: #define        LIM_DATA        3       /* max growth of data space */
        !            23: #define        LIM_STACK       4       /* max growth of stack */
        !            24: #define        LIM_CORE        5       /* max size of ``core'' file */
        !            25: #define        LIM_MAXRSS      6       /* max desired data+stack core usage */
        !            26: 
        !            27: #define        NLIMITS         6
        !            28: 
        !            29: vlimit(limit, value)
        !            30:        int limit, value;
        !            31: {
        !            32:        struct rlimit rlim;
        !            33: 
        !            34:        if (limit <= 0 || limit > NLIMITS)
        !            35:                return (EINVAL);
        !            36:        if (value == -1) {
        !            37:                if (getrlimit(limit - 1, &rlim) < 0)
        !            38:                        return (-1);
        !            39:                return (rlim.rlim_cur);
        !            40:        }
        !            41:        rlim.rlim_cur = value;
        !            42:        rlim.rlim_max = RLIM_INFINITY;
        !            43:        return (setrlimit(limit - 1, &rlim));
        !            44: }

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