46c4540dd2
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. */
|
|
#include <errno.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <sys/statvfs.h>
|
|
|
|
#include "../util.h"
|
|
|
|
const char *
|
|
disk_free(const char *mnt)
|
|
{
|
|
struct statvfs fs;
|
|
|
|
if (statvfs(mnt, &fs) < 0) {
|
|
warn("statvfs '%s':", mnt);
|
|
return NULL;
|
|
}
|
|
|
|
return fmt_human_2(fs.f_frsize * fs.f_bavail, "B");
|
|
}
|
|
|
|
const char *
|
|
disk_perc(const char *mnt)
|
|
{
|
|
struct statvfs fs;
|
|
|
|
if (statvfs(mnt, &fs) < 0) {
|
|
warn("statvfs '%s':", mnt);
|
|
return NULL;
|
|
}
|
|
|
|
return bprintf("%d%%", (int)(100 *
|
|
(1.0f - ((float)fs.f_bavail / (float)fs.f_blocks))));
|
|
}
|
|
|
|
const char *
|
|
disk_total(const char *mnt)
|
|
{
|
|
struct statvfs fs;
|
|
|
|
if (statvfs(mnt, &fs) < 0) {
|
|
warn("statvfs '%s':", mnt);
|
|
return NULL;
|
|
}
|
|
|
|
return fmt_human_2(fs.f_frsize * fs.f_blocks, "B");
|
|
}
|
|
|
|
const char *
|
|
disk_used(const char *mnt)
|
|
{
|
|
struct statvfs fs;
|
|
|
|
if (statvfs(mnt, &fs) < 0) {
|
|
warn("statvfs '%s':", mnt);
|
|
return NULL;
|
|
}
|
|
|
|
return fmt_human_2(fs.f_frsize * (fs.f_blocks - fs.f_bfree), "B");
|
|
}
|