65 lines
1.7 KiB
C
Executable File
65 lines
1.7 KiB
C
Executable File
/* @(#)resource.h 2.11 90/03/30 SMI; from UCB 4.1 83/02/10 */
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#ifndef _sys_resource_h
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#define _sys_resource_h
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/*
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* Process priority specifications to get/setpriority.
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*/
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#define PRIO_MIN -20
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#define PRIO_MAX 20
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#define PRIO_PROCESS 0
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#define PRIO_PGRP 1
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#define PRIO_USER 2
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/*
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* Resource utilization information.
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*/
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#define RUSAGE_SELF 0
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#define RUSAGE_CHILDREN -1
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struct rusage {
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struct timeval ru_utime; /* user time used */
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struct timeval ru_stime; /* system time used */
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long ru_maxrss;
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#define ru_first ru_ixrss
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long ru_ixrss; /* XXX: 0 */
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long ru_idrss; /* XXX: sum of rm_asrss */
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long ru_isrss; /* XXX: 0 */
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long ru_minflt; /* any page faults not requiring I/O */
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long ru_majflt; /* any page faults requiring I/O */
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long ru_nswap; /* swaps */
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long ru_inblock; /* block input operations */
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long ru_oublock; /* block output operations */
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long ru_msgsnd; /* messages sent */
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long ru_msgrcv; /* messages received */
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long ru_nsignals; /* signals received */
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long ru_nvcsw; /* voluntary context switches */
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long ru_nivcsw; /* involuntary " */
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#define ru_last ru_nivcsw
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};
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/*
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* Resource limits
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*/
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#define RLIMIT_CPU 0 /* cpu time in milliseconds */
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#define RLIMIT_FSIZE 1 /* maximum file size */
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#define RLIMIT_DATA 2 /* data size */
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#define RLIMIT_STACK 3 /* stack size */
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#define RLIMIT_CORE 4 /* core file size */
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#define RLIMIT_RSS 5 /* resident set size */
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#define RLIMIT_NOFILE 6 /* maximum descriptor index + 1 */
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#define RLIM_NLIMITS 7 /* number of resource limits */
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#define RLIM_INFINITY 0x7fffffff
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struct rlimit {
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int rlim_cur; /* current (soft) limit */
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int rlim_max; /* maximum value for rlim_cur */
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};
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#endif /*!_sys_resource_h*/
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