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top(1): handle 0 in "digits" functions

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This commit is contained in:
Eitan Adler 2018-06-11 05:05:20 +00:00
parent f9c005a17f
commit fb7b896cd8
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=334941
2 changed files with 6 additions and 5 deletions
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1
usr.bin/top/Makefile
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@ -5,7 +5,6 @@
PROG= top
SRCS= commands.c display.c machine.c screen.c top.c \
username.c utils.c
CFLAGS+= -I ${.OBJDIR}
MAN= top.1
.if ${COMPILER_TYPE} == "gcc"

10
usr.bin/top/utils.c
View File

@ -124,16 +124,18 @@ itoa7(int val)
/*
* digits(val) - return number of decimal digits in val. Only works for
* positive numbers. If val <= 0 then digits(val) == 0.
* non-negative numbers. If val <= 0 then digits(val) == 0.
*/
int
int __pure2
digits(int val)
{
int cnt = 0;
if (val == 0) {
return 1;
}
while (val > 0)
{
while (val > 0) {
cnt++;
val /= 10;
}