Commit 18778f71 authored by Glenn Morris's avatar Glenn Morris

* doc/misc/url.texi (Disk Caching): Tweak previous change.

parent 9c766321
2010-09-24 Glenn Morris <>
* url.texi (Disk Caching): Tweak previous change.
2010-09-24 Julien Danjou <>
* url.texi (Disk Caching): Mention url-cache-expire-time,
......@@ -740,11 +740,6 @@ corresponding cache file. The two supplied possibilities are
@end defopt
@defopt url-cache-expire-time
This variable defines a default time value to use as expire delay when
checking if an URL has expired with @code{url-cache-expired}.
@end defopt
@defun url-cache-create-filename-using-md5 url
Creates a cache file name from @var{url} using MD5 hashing.
This is creates entries with very few cache collisions and is fast.
......@@ -766,16 +761,19 @@ more likely to conflict with other files.
@end defun
@defun url-cache-expired
This is a function to decide whether or not a cache entry has expired.
It takes a an URL as it first parameters and a expiration delay in
second paramater. It returns non-@code{nil} if URL is not cached or is
cached for more than the give expiration delay. If the delay is not
used, @var{url-cache-expire-time} is used instead.
This function returns non-nil if a cache entry has expired (or is absent).
The arguments are a URL and optional expiration delay in seconds
(default @var{url-cache-expire-time}).
@end defun
@defopt url-cache-expire-time
This variable is the default number of seconds to use for the
expire-time argument of the function @code{url-cache-expired}.
@end defopt
@defun url-fetch-from-cache
This function takes an URL as its first argument and then returns a
buffer containing the data cached for the given URL.
This function takes a URL as its argument and returns a buffer
containing the data cached for that URL.
@end defun
@c Fixme: never actually used currently?
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