![Laslo Hunhold](/assets/img/avatar_default.png)
These functions take the raw number and a unit and automatically print it out "scaled down" to a proper SI-prefix, for powers of 2 and 10 respectively. Apply them to the 2-power cases and keep the 10-power for a later commit.
60 lines
1 KiB
C
60 lines
1 KiB
C
/* See LICENSE file for copyright and license details. */
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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 <sys/statvfs.h>
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#include "../util.h"
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const char *
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disk_free(const char *mnt)
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{
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struct statvfs fs;
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if (statvfs(mnt, &fs) < 0) {
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warn("statvfs '%s':", mnt);
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return NULL;
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}
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return fmt_human_2(fs.f_frsize * fs.f_bavail, "B");
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}
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const char *
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disk_perc(const char *mnt)
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{
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struct statvfs fs;
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if (statvfs(mnt, &fs) < 0) {
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warn("statvfs '%s':", mnt);
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return NULL;
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}
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return bprintf("%d%%", (int)(100 *
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(1.0f - ((float)fs.f_bavail / (float)fs.f_blocks))));
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}
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const char *
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disk_total(const char *mnt)
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{
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struct statvfs fs;
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if (statvfs(mnt, &fs) < 0) {
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warn("statvfs '%s':", mnt);
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return NULL;
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}
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return fmt_human_2(fs.f_frsize * fs.f_blocks, "B");
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}
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const char *
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disk_used(const char *mnt)
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{
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struct statvfs fs;
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if (statvfs(mnt, &fs) < 0) {
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warn("statvfs '%s':", mnt);
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return NULL;
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}
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return fmt_human_2(fs.f_frsize * (fs.f_blocks - fs.f_bfree), "B");
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}
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