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authorDaniel Stenberg <daniel@haxx.se>2009-06-10 18:43:07 +0000
committerDaniel Stenberg <daniel@haxx.se>2009-06-10 18:43:07 +0000
commit9d18c0b15658adcdb6743107be0db4745d2b8073 (patch)
tree92d67601baf02734766d0c7d587d2f3351b902ee /docs/libcurl
parentec65a9a3645802bff25b72f106e3f073284275bc (diff)
extended the CURLOPT_HEADERFUNCTION description with Aaron Oneal's help
Diffstat (limited to 'docs/libcurl')
-rw-r--r--docs/libcurl/curl_easy_setopt.37
1 files changed, 7 insertions, 0 deletions
diff --git a/docs/libcurl/curl_easy_setopt.3 b/docs/libcurl/curl_easy_setopt.3
index 49d9cdd04..eee750b57 100644
--- a/docs/libcurl/curl_easy_setopt.3
+++ b/docs/libcurl/curl_easy_setopt.3
@@ -282,6 +282,13 @@ NULL, the function used to accept response data will be used instead. That is,
it will be the function specified with \fICURLOPT_WRITEFUNCTION\fP, or if it
is not specified or NULL - the default, stream-writing function.
+It's important to note that the callback will be invoked for the headers of
+all responses received after initiating a request and not just the final
+response. This includes all responses which occur during authentication
+negotiation. If you need to operate on only the headers from the final
+response, you will need to collect headers in the callback yourself and use
+HTTP status lines, for example, to delimit response boundaries.
+
Since 7.14.1: When a server sends a chunked encoded transfer, it may contain a
trailer. That trailer is identical to a HTTP header and if such a trailer is
received it is passed to the application using this callback as well. There