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doc: Add link from `opendir' to (ice-9 ftw).

* doc/ref/posix.texi (File System): Add link to "File Tree Walk".
This commit is contained in:
Ludovic Courtès 2011-12-18 21:27:56 +01:00
parent 7948c5d9eb
commit 46e78202f0

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@ -843,6 +843,10 @@ be empty for this to succeed. The return value is unspecified.
@cindex directory contents
Open the directory specified by @var{dirname} and return a directory
stream.
Before using this and the procedures below, make sure to see the
higher-level procedures for directory traversal that are available
(@pxref{File Tree Walk}).
@end deffn
@deffn {Scheme Procedure} directory-stream? object