42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
#ifndef SYSINFO_H
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#define SYSINFO_H
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extern unsigned long long Hertz; /* clock tick frequency */
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extern long smp_num_cpus; /* number of CPUs */
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#define JT double
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extern void four_cpu_numbers(JT *uret, JT *nret, JT *sret, JT *iret);
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#undef JT
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extern int uptime (double *uptime_secs, double *idle_secs);
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extern void loadavg(double *av1, double *av5, double *av15);
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/* obsolete */
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extern unsigned kb_main_shared;
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/* old but still kicking -- the important stuff */
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extern unsigned kb_main_buffers;
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extern unsigned kb_main_cached;
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extern unsigned kb_main_free;
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extern unsigned kb_main_total;
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extern unsigned kb_swap_free;
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extern unsigned kb_swap_total;
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/* recently introduced */
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extern unsigned kb_high_free;
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extern unsigned kb_high_total;
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extern unsigned kb_low_free;
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extern unsigned kb_low_total;
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/* 2.4.xx era */
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extern unsigned kb_active;
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extern unsigned kb_inact_dirty;
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extern unsigned kb_inact_clean;
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extern unsigned kb_inact_target;
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extern unsigned kb_swap_cached; /* late 2.4 only */
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/* derived values */
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extern unsigned kb_swap_used;
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extern unsigned kb_main_used;
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extern void meminfo(void);
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#endif /* SYSINFO_H */
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