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	disk.c - slstatus - status monitor
	git clone git://git.suckless.org/slstatus
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	---
	disk.c (1016B)
	---
	1 /* See LICENSE file for copyright and license details. */
	2 #include <stdio.h>
	3 #include <sys/statvfs.h>
	4
	5 #include "../slstatus.h"
	6 #include "../util.h"
	7
	8 const char *
	9 disk_free(const char *path)
	10 {
	11 struct statvfs fs;
	12
	13 if (statvfs(path, &fs) < 0) {
	14 warn("statvfs '%s':", path);
	15 return NULL;
	16 }
	17
	18 return fmt_human(fs.f_frsize * fs.f_bavail, 1024);
	19 }
	20
	21 const char *
	22 disk_perc(const char *path)
	23 {
	24 struct statvfs fs;
	25
	26 if (statvfs(path, &fs) < 0) {
	27 warn("statvfs '%s':", path);
	28 return NULL;
	29 }
	30
	31 return bprintf("%d", (int)(100 *
	32 (1 - ((double)fs.f_bavail / (double)fs.f_blocks))…
	33 }
	34
	35 const char *
	36 disk_total(const char *path)
	37 {
	38 struct statvfs fs;
	39
	40 if (statvfs(path, &fs) < 0) {
	41 warn("statvfs '%s':", path);
	42 return NULL;
	43 }
	44
	45 return fmt_human(fs.f_frsize * fs.f_blocks, 1024);
	46 }
	47
	48 const char *
	49 disk_used(const char *path)
	50 {
	51 struct statvfs fs;
	52
	53 if (statvfs(path, &fs) < 0) {
	54 warn("statvfs '%s':", path);
	55 return NULL;
	56 }
	57
	58 return fmt_human(fs.f_frsize * (fs.f_blocks - fs.f_bfree), 1024);
	59 }