| [2] | 1 | /* Copyright (C) 1996, 1999, 2001 Free Software Foundation, Inc. |
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| 2 | This file is part of the GNU C Library. |
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| 3 | |
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| 4 | The GNU C Library is free software; you can redistribute it and/or |
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| 5 | modify it under the terms of the GNU Lesser General Public |
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| 6 | License as published by the Free Software Foundation; either |
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| 7 | version 2.1 of the License, or (at your option) any later version. |
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| 8 | |
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| 9 | The GNU C Library is distributed in the hope that it will be useful, |
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| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 12 | Lesser General Public License for more details. |
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| 13 | |
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| 14 | You should have received a copy of the GNU Lesser General Public |
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| 15 | License along with the GNU C Library; if not, write to the Free |
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| 16 | Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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| 17 | 02111-1307 USA. */ |
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| 18 | |
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| 19 | #ifndef _SYS_SYSINFO_H |
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| 20 | #define _SYS_SYSINFO_H 1 |
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| 21 | |
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| 22 | #include <features.h> |
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| 23 | |
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| 24 | #ifndef _LINUX_KERNEL_H |
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| 25 | /* Include our own copy of struct sysinfo to avoid binary compatability |
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| 26 | * problems with Linux 2.4, which changed things. Grumble, grumble. */ |
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| 27 | #define SI_LOAD_SHIFT 16 |
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| 28 | struct sysinfo { |
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| 29 | long uptime; /* Seconds since boot */ |
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| 30 | unsigned long loads[3]; /* 1, 5, and 15 minute load averages */ |
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| 31 | unsigned long totalram; /* Total usable main memory size */ |
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| 32 | unsigned long freeram; /* Available memory size */ |
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| 33 | unsigned long sharedram; /* Amount of shared memory */ |
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| 34 | unsigned long bufferram; /* Memory used by buffers */ |
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| 35 | unsigned long totalswap; /* Total swap space size */ |
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| 36 | unsigned long freeswap; /* swap space still available */ |
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| 37 | unsigned short procs; /* Number of current processes */ |
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| 38 | unsigned short pad; /* Padding needed for m68k */ |
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| 39 | unsigned long totalhigh; /* Total high memory size */ |
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| 40 | unsigned long freehigh; /* Available high memory size */ |
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| 41 | unsigned int mem_unit; /* Memory unit size in bytes */ |
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| 42 | char _f[20-2*sizeof(long)-sizeof(int)]; /* Padding: libc5 uses this.. */ |
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| 43 | }; |
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| 44 | #endif |
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| 45 | |
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| 46 | __BEGIN_DECLS |
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| 47 | |
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| 48 | /* Returns information on overall system statistics. */ |
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| 49 | extern int sysinfo (struct sysinfo *__info) __THROW; |
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| 50 | |
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| 51 | |
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| 52 | /* Return number of configured processors. */ |
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| 53 | extern int get_nprocs_conf (void) __THROW; |
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| 54 | |
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| 55 | /* Return number of available processors. */ |
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| 56 | extern int get_nprocs (void) __THROW; |
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| 57 | |
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| 58 | |
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| 59 | /* Return number of physical pages of memory in the system. */ |
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| 60 | extern long int get_phys_pages (void) __THROW; |
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| 61 | |
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| 62 | /* Return number of available physical pages of memory in the system. */ |
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| 63 | extern long int get_avphys_pages (void) __THROW; |
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| 64 | |
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| 65 | __END_DECLS |
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| 66 | |
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| 67 | #endif /* sys/sysinfo.h */ |
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