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Clarify comments referring to strlcat() usage

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Obtained from:	OpenBSD
This commit is contained in:
Chris D. Faulhaber 2001-01-17 20:51:20 +00:00
parent 420923e972
commit 401643c23e
1 changed files with 22 additions and 1 deletions
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23
lib/libc/string/strlcpy.3
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@ -59,8 +59,29 @@ and
take the full size of the buffer (not just the length) and guarantee to
NUL-terminate the result (as long as
.Fa size
is larger than 0). Note that you should include a byte for the NUL in
is larger than 0 or, in the case of
.Fn strlcat ,
as long as there is at least one byte free in
.Fa dst ) .
Note that you should include a byte for the NUL in
.Fa size .
Also note that
.Fn strlcpy
and
.Fn strlcat
only operate on true
.Dq C
strings.
This means that for
.Fn strlcpy
.Fa src
must be NUL-terminated and for
.Fn strlcat
both
.Fa src
and
.Fa dst
must be NUL-terminated.
.Pp
The
.Fn strlcpy