diff options
author | Christian Hesse <mail@eworm.de> | 2015-06-12 09:50:55 +0200 |
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committer | Christian Hesse <mail@eworm.de> | 2015-08-27 06:13:27 +0200 |
commit | 6f58fbc5dd091557129895bbd0a05335e411d19e (patch) | |
tree | 8c9b67ce97072ab0d53d1c2552994a60eb672984 /Meter.c | |
parent | f3a9f5406beb52da58432fdc30eb9db233cff390 (diff) |
make units more dynamic
Signed-off-by: Christian Hesse <mail@eworm.de>
Diffstat (limited to 'Meter.c')
-rw-r--r-- | Meter.c | 28 |
1 files changed, 28 insertions, 0 deletions
@@ -141,6 +141,34 @@ Meter* Meter_new(struct ProcessList_* pl, int param, MeterClass* type) { return this; } +int Meter_humanUnit(char* buffer, unsigned long int value, int size) { + const char * prefix = "KMGTPEZY"; + unsigned long int powi = 1; + unsigned int written, powj = 1, precision = 2; + + for(;;) { + if (value / 1024 < powi) + break; + + if (prefix[1] == 0) + break; + + powi *= 1024; + ++prefix; + } + + for (; precision > 0; precision--) { + powj *= 10; + if (value / powi < powj) + break; + } + + written = snprintf(buffer, size, "%.*f%c", + precision, (double) value / powi, *prefix); + + return written; +} + void Meter_delete(Object* cast) { if (!cast) return; |