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@@ -1,11 +1,11 @@ |
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/* See LICENSE file for copyright and license details. */ |
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#if defined(__linux__) |
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#include <errno.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include <errno.h> |
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#include <stdio.h> |
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#include <string.h> |
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#include "../util.h" |
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#include "../util.h" |
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#if defined(__linux__) |
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static size_t |
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pread(const char *path, char *buf, size_t bufsiz) |
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{ |
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@@ -118,5 +118,83 @@ |
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return bprintf("%f", (float)(total - free - cached) / 1024 / 1024); |
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} |
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#elif defined(__OpenBSD__) |
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/* unimplemented */ |
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#include <stdlib.h> |
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#include <sys/param.h> /* dbtob */ |
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#include <sys/swap.h> |
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#include <sys/types.h> |
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#include <unistd.h> |
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#define dbtoqb(b) dbtob((int64_t)(b)) |
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static void |
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getstats(int *total, int *used) |
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{ |
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struct swapent *sep, *fsep; |
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int rnswap, nswap, i; |
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nswap = swapctl(SWAP_NSWAP, 0, 0); |
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if (nswap < 1) |
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fprintf(stderr, "swaptctl 'SWAP_NSWAP': %s\n", strerror(errno)); |
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fsep = sep = calloc(nswap, sizeof(*sep)); |
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if (sep == NULL) |
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fprintf(stderr, "calloc 'nswap': %s\n", strerror(errno)); |
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rnswap = swapctl(SWAP_STATS, (void *)sep, nswap); |
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if (rnswap < 0) |
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fprintf(stderr, "swapctl 'SWAP_STATA': %s\n", strerror(errno)); |
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if (nswap != rnswap) |
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fprintf(stderr, "SWAP_STATS != SWAP_NSWAP\n"); |
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*total = 0; |
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*used = 0; |
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for (i = 0; i < rnswap; i++) { |
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*total += dbtoqb(sep->se_nblks); |
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*used += dbtoqb(sep->se_inuse); |
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} |
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free(fsep); |
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} |
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const char * |
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swap_free(void) |
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{ |
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int total, used; |
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getstats(&total, &used); |
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return bprintf("%f", (float)(total - used) / 1024 / 1024 / 1024); |
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} |
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const char * |
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swap_perc(void) |
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{ |
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int total, used; |
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getstats(&total, &used); |
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return bprintf("%d", 100 * used / total); |
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} |
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const char * |
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swap_total(void) |
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{ |
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int total, used; |
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getstats(&total, &used); |
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return bprintf("%f", (float)total / 1024 / 1024 / 1024); |
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} |
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const char * |
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swap_used(void) |
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{ |
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int total, used; |
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getstats(&total, &used); |
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return bprintf("%f", (float)used / 1024 / 1024 / 1024); |
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} |
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#endif |