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fix human readable precision calculation

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This bug was quite hard to trigger (happens only with values 9.995-9.999
and 99.95-99.99), but I made it. ;)
This commit is contained in:
Phil Sutter 2009-05-11 00:52:15 +02:00 committed by Phil Sutter
parent 322d77942a
commit 5d69d0378f
1 changed files with 9 additions and 4 deletions
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13
src/conky.c
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@ -561,13 +561,18 @@ static void human_readable(long long num, char *buf, int size)
* so the point of alignment resides between number and unit. The
* upside of this is that there is minimal padding necessary, though
* there should be a way to make alignment take place at the decimal
* dot (then with fixed width decimal part). * */
* dot (then with fixed width decimal part).
*
* Note the repdigits below: when given a precision value, printf()
* rounds the float to it, not just cuts off the remaining digits. So
* e.g. 99.95 with a precision of 1 gets 100.0, which again should be
* printed with a precision of 0. Yay. */
precision = 0; /* print 100-999 without decimal part */
if (fnum < 100)
if (fnum < 99.95)
precision = 1; /* print 10-99 with one decimal place */
if (fnum < 10)
precision = 2; /* print 0-9 with two decimal place */
if (fnum < 9.995)
precision = 2; /* print 0-9 with two decimal places */
spaced_print(buf, size, format, width, precision, fnum, *suffix);
}