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Annotation of 42BSD/sys/h/resource.h, revision 1.1

1.1     ! root        1: /*     resource.h      6.1     83/07/29        */
        !             2: 
        !             3: /*
        !             4:  * Process priority specifications to get/setpriority.
        !             5:  */
        !             6: #define        PRIO_MIN        -20
        !             7: #define        PRIO_MAX        20
        !             8: 
        !             9: #define        PRIO_PROCESS    0
        !            10: #define        PRIO_PGRP       1
        !            11: #define        PRIO_USER       2
        !            12: 
        !            13: /*
        !            14:  * Resource utilization information.
        !            15:  */
        !            16: 
        !            17: #define        RUSAGE_SELF     0
        !            18: #define        RUSAGE_CHILDREN -1
        !            19: 
        !            20: struct rusage {
        !            21:        struct timeval ru_utime;        /* user time used */
        !            22:        struct timeval ru_stime;        /* system time used */
        !            23:        long    ru_maxrss;
        !            24: #define        ru_first        ru_ixrss
        !            25:        long    ru_ixrss;               /* integral shared memory size */
        !            26:        long    ru_idrss;               /* integral unshared data " */
        !            27:        long    ru_isrss;               /* integral unshared stack " */
        !            28:        long    ru_minflt;              /* page reclaims */
        !            29:        long    ru_majflt;              /* page faults */
        !            30:        long    ru_nswap;               /* swaps */
        !            31:        long    ru_inblock;             /* block input operations */
        !            32:        long    ru_oublock;             /* block output operations */
        !            33:        long    ru_msgsnd;              /* messages sent */
        !            34:        long    ru_msgrcv;              /* messages received */
        !            35:        long    ru_nsignals;            /* signals received */
        !            36:        long    ru_nvcsw;               /* voluntary context switches */
        !            37:        long    ru_nivcsw;              /* involuntary " */
        !            38: #define        ru_last         ru_nivcsw
        !            39: };
        !            40: 
        !            41: /*
        !            42:  * Resource limits
        !            43:  */
        !            44: #define        RLIMIT_CPU      0               /* cpu time in milliseconds */
        !            45: #define        RLIMIT_FSIZE    1               /* maximum file size */
        !            46: #define        RLIMIT_DATA     2               /* data size */
        !            47: #define        RLIMIT_STACK    3               /* stack size */
        !            48: #define        RLIMIT_CORE     4               /* core file size */
        !            49: #define        RLIMIT_RSS      5               /* resident set size */
        !            50: 
        !            51: #define        RLIM_NLIMITS    6               /* number of resource limits */
        !            52: 
        !            53: #define        RLIM_INFINITY   0x7fffffff
        !            54: 
        !            55: struct rlimit {
        !            56:        int     rlim_cur;               /* current (soft) limit */
        !            57:        int     rlim_max;               /* maximum value for rlim_cur */
        !            58: };

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