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Added DNS cache control options

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This commit is contained in:
Daniel Stenberg 2002-04-02 13:29:05 +00:00
parent 547e91dbf0
commit 38ed8938d8
1 changed files with 12 additions and 1 deletions
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13
docs/libcurl/curl_easy_setopt.3
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@ -2,7 +2,7 @@
.\" nroff -man [file]
.\" $Id$
.\"
.TH curl_easy_setopt 3 "10 Dec 2001" "libcurl 7.9.2" "libcurl Manual"
.TH curl_easy_setopt 3 "2 Apr 2002" "libcurl 7.9.2" "libcurl Manual"
.SH NAME
curl_easy_setopt - Set curl easy-session options
.SH SYNOPSIS
@ -615,6 +615,17 @@ Pass a long. If the value is non-zero, it tells curl to use the EPSV command
when doing passive FTP downloads (which is always does by default). Using EPSV
means that it will first attempt to use EPSV before using PASV, but if you
pass FALSE (zero) to this option, it will not try using EPSV, only plain PASV.
.TP
.B CURLOPT_DNS_CACHE_TIMEOUT
Pass a long, this sets the timeout in seconds. Name resolves will be kept in
memory for this number of seconds. Set to zero (0) to completely disable
caching, or set to -1 to make the cached entries remain forever. By default,
libcurl caches info for 60 seconds. (Added in libcurl 7.9.3)
.TP
.B CURLOPT_DNS_USE_GLOBAL_CACHE
Pass a long. If the value is non-zero, it tells curl to use a global DNS cache
that will survive between easy handles creations and deletions. This is not
thread-safe and this will use a global varible. (Added in libcurl 7.9.3)
.PP
.SH RETURN VALUE
CURLE_OK (zero) means that the option was set properly, non-zero means an