root / prex-0.9.0 / include / sys / resource.h @ 03e9c04a
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1 | 03e9c04a | Brad Neuman | /*
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2 | * Copyright (c) 1982, 1986, 1993
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3 | * The Regents of the University of California. All rights reserved.
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4 | *
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5 | * Redistribution and use in source and binary forms, with or without
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6 | * modification, are permitted provided that the following conditions
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7 | * are met:
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8 | * 1. Redistributions of source code must retain the above copyright
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9 | * notice, this list of conditions and the following disclaimer.
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10 | * 2. Redistributions in binary form must reproduce the above copyright
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11 | * notice, this list of conditions and the following disclaimer in the
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12 | * documentation and/or other materials provided with the distribution.
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13 | * 3. Neither the name of the University nor the names of its contributors
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14 | * may be used to endorse or promote products derived from this software
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15 | * without specific prior written permission.
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16 | *
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17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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27 | * SUCH DAMAGE.
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28 | *
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29 | * @(#)resource.h 8.4 (Berkeley) 1/9/95
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30 | */
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31 | |||
32 | #ifndef _SYS_RESOURCE_H_
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33 | #define _SYS_RESOURCE_H_
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34 | |||
35 | /*
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36 | * Process priority specifications to get/setpriority.
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37 | */
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38 | #define PRIO_MIN -20 |
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39 | #define PRIO_MAX 20 |
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40 | |||
41 | #define PRIO_PROCESS 0 |
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42 | #define PRIO_PGRP 1 |
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43 | #define PRIO_USER 2 |
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44 | |||
45 | /*
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46 | * Resource limits
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47 | */
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48 | #define RLIMIT_CPU 0 /* cpu time in milliseconds */ |
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49 | #define RLIMIT_FSIZE 1 /* maximum file size */ |
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50 | #define RLIMIT_DATA 2 /* data size */ |
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51 | #define RLIMIT_STACK 3 /* stack size */ |
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52 | #define RLIMIT_CORE 4 /* core file size */ |
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53 | #define RLIMIT_RSS 5 /* resident set size */ |
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54 | #define RLIMIT_MEMLOCK 6 /* locked-in-memory address space */ |
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55 | #define RLIMIT_NPROC 7 /* number of processes */ |
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56 | #define RLIMIT_NOFILE 8 /* number of open files */ |
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57 | |||
58 | #define RLIM_NLIMITS 9 /* number of resource limits */ |
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59 | |||
60 | #define RLIM_INFINITY (((u_long)1 << 31) - 1) |
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61 | |||
62 | struct rlimit {
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63 | rlim_t rlim_cur; /* current (soft) limit */
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64 | rlim_t rlim_max; /* maximum value for rlim_cur */
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65 | }; |
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66 | |||
67 | #include <sys/cdefs.h> |
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68 | |||
69 | __BEGIN_DECLS |
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70 | int getpriority(int, int); |
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71 | int setpriority(int, int, int); |
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72 | int getrlimit(int, struct rlimit *); |
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73 | int setrlimit(int, const struct rlimit *); |
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74 | __END_DECLS |
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75 | |||
76 | #endif /* !_SYS_RESOURCE_H_ */ |