disk: Distinguish between IEC, SI and custom prefixes

* IEC: Ki, Mi, Gi, Ti (powers of 1024)
* SI: k, M, G, T (powers of 1000)
* custom: K, M, G, T (powers of 1024)

1 files changed, 2 insertions, 1 deletions

diff --git a/i3status.c b/i3status.c
index e2befbc..b359370 100644
--- a/i3status.c
+++ b/i3status.c
@@ -288,6 +288,7 @@ int main(int argc, char *argv[]) {
 
         cfg_opt_t disk_opts[] = {
                 CFG_STR("format", "%free", CFGF_NONE),
+                CFG_STR("prefix_type", "binary", CFGF_NONE),
                 CFG_END()
         };
 
@@ -497,7 +498,7 @@ int main(int argc, char *argv[]) {
 
                         CASE_SEC_TITLE("disk") {
                                 SEC_OPEN_MAP("disk_info");
-                                print_disk_info(json_gen, buffer, title, cfg_getstr(sec, "format"));
+                                print_disk_info(json_gen, buffer, title, cfg_getstr(sec, "format"), cfg_getstr(sec, "prefix_type"));
                                 SEC_CLOSE_MAP;
                         }