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RB_FOREACH_[REVERSE_]FROM() do not require the head pointer. Reword.

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This commit is contained in:
Bruce M Simpson 2013-11-10 19:49:18 +00:00
parent bff27689a0
commit 639bf7bd71
1 changed files with 5 additions and 3 deletions
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8
share/man/man3/tree.3
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@ -139,10 +139,10 @@
.Ft "struct TYPE *"
.Fn RB_PARENT "struct TYPE *elm" "RB_ENTRY NAME"
.Fn RB_FOREACH VARNAME NAME "RB_HEAD *head"
.Fn RB_FOREACH_FROM "VARNAME" "NAME" "RB_HEAD *head" "POS_VARNAME"
.Fn RB_FOREACH_FROM "VARNAME" "NAME" "POS_VARNAME"
.Fn RB_FOREACH_SAFE "VARNAME" "NAME" "RB_HEAD *head" "TEMP_VARNAME"
.Fn RB_FOREACH_REVERSE VARNAME NAME "RB_HEAD *head"
.Fn RB_FOREACH_REVERSE_FROM "VARNAME" "NAME" "RB_HEAD *head" "POS_VARNAME"
.Fn RB_FOREACH_REVERSE_FROM "VARNAME" "NAME" "POS_VARNAME"
.Fn RB_FOREACH_REVERSE_SAFE "VARNAME" "NAME" "RB_HEAD *head" "TEMP_VARNAME"
.Ft void
.Fn RB_INIT "RB_HEAD *head"
@ -480,7 +480,9 @@ and
.Fn RB_FOREACH_REVERSE_FROM
may be used to continue an interrupted traversal
in a forward or reverse direction respectively.
The resume point should be passed as their last argument,
The head pointer is not required.
The pointer to the node from where to resume the traversal
should be passed as their last argument,
and will be overwritten to provide safe traversal.
.Pp
The