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1 | /************************************************* |
2 | * Exim - an Internet mail transport agent * | |
3 | *************************************************/ | |
4 | ||
5 | /* Copyright (c) University of Cambridge 2001 */ | |
6 | /* See the file NOTICE for conditions of use and distribution. */ | |
7 | ||
8 | /* HI-OSF-specific code. This is concatenated onto the generic | |
9 | src/os.c file. OSF has an apparently unique way of getting the | |
10 | load average, so we provide a unique function here, and define | |
11 | OS_LOAD_AVERAGE to stop src/os.c trying to provide the function. */ | |
12 | ||
13 | #ifndef OS_LOAD_AVERAGE | |
14 | #define OS_LOAD_AVERAGE | |
15 | ||
16 | #include <sys/table.h> | |
17 | ||
18 | int | |
19 | os_getloadavg(void) | |
20 | { | |
21 | double avg; | |
22 | struct tbl_loadavg load_avg; | |
23 | ||
24 | table (TBL_LOADAVG, 0, &load_avg, 1, sizeof (load_avg)); | |
25 | ||
26 | avg = (load_avg.tl_lscale == 0)? | |
27 | load_avg.tl_avenrun.d[0] : | |
28 | (load_avg.tl_avenrun.l[0] / (double)load_avg.tl_lscale); | |
29 | ||
30 | return (int)(avg * 1000.0); | |
31 | } | |
32 | ||
33 | #endif /* OS_LOAD_AVERAGE */ | |
34 | ||
35 | /* End of os.c-HI-OSF */ |