d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Correct wrong claim about `telldir()' cookie lifetimes.

Browse Source 
PR: 4043
Submitted by: Joe Orthoefer <j_orthoefer@tia.net>
This commit is contained in:
Joseph Koshy 1998-06-03 06:54:24 +00:00
parent 9595a75afa
commit 70e8940332
1 changed files with 11 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

27
lib/libc/gen/directory.3
View File

@ -94,6 +94,16 @@ The
function
returns the current location associated with the named
.Em directory stream .
Values returned by
.Fn telldir
are good only for the lifetime of the
.Dv DIR
pointer,
.Fa dirp ,
from which they are derived. If the directory is closed and then
reopened, prior values returned by
.Fn telldir
will no longer be valid.
.Pp
The
.Fn seekdir
@ -106,22 +116,7 @@ The new position reverts to the one associated with the
.Em directory stream
when the
.Fn telldir
operation was performed. Values returned by
.Fn telldir
are good only for the lifetime of the
.Dv DIR
pointer,
.Fa dirp ,
from which they are derived.
If the directory is closed and then reopened, the
.Fn telldir
value may be invalidated due to undetected directory compaction.
It is safe to use a previous
.Fn telldir
value immediately after a call to
.Fn opendir
and before any calls to
.Fn readdir .
operation was performed.
.Pp
The
.Fn rewinddir