diff options
| author |   otto <otto@openbsd.org> | 2006-04-04 19:07:23 +0000 |
|---|---|---|
| committer | otto <otto@openbsd.org> | 2006-04-04 19:07:23 +0000 |
| commit | 4c7e371ddee180a44fee705e7fd313887ddd5c6d (patch) | |
| tree | e190f7a562633f21e3f037dfe063a883ed0e0d37 /lib/libc | |
| parent | Remove unused variable, spotted by otto@ (diff) | |
| download | wireguard-openbsd-4c7e371ddee180a44fee705e7fd313887ddd5c6d.tar.xz wireguard-openbsd-4c7e371ddee180a44fee705e7fd313887ddd5c6d.zip | |
POSIX says tdelete() returns the parent of the deleted node. Sadly the
root node doesn't have a parent, and POSIX does not say what should be
done in that case. Warn developers that different implementations
may do different things.
Diffstat (limited to 'lib/libc')
| -rw-r--r-- | lib/libc/stdlib/tsearch.3 | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/lib/libc/stdlib/tsearch.3 b/lib/libc/stdlib/tsearch.3 index ebc521ba17f..0dc5c0c374f 100644 --- a/lib/libc/stdlib/tsearch.3 +++ b/lib/libc/stdlib/tsearch.3 @@ -1,4 +1,4 @@ -.\" $OpenBSD: tsearch.3,v 1.14 2006/04/04 11:21:50 moritz Exp $ +.\" $OpenBSD: tsearch.3,v 1.15 2006/04/04 19:07:23 otto Exp $ .\" .\" Copyright (c) 1997 Todd C. Miller <Todd.Miller@courtesan.com> .\" @@ -117,3 +117,11 @@ function returns no value. .Sh STANDARDS These functions conform to .St -p1003.1-2004 . +.Sh CAVEATS +The +.St -p1003.1-2004 +standard does not specify what value should be returned when deleting the +root node. +Since implementations vary, the user of the +.Fn tdelete +function should not rely on a specific behaviour. |