From b1c4c39c5830951b805d9cb136c2e3f0237776b9 Mon Sep 17 00:00:00 2001 From: Daniel Stenberg Date: Fri, 3 Oct 2014 13:35:40 +0200 Subject: [PATCH] CURLOPT_HTTPHEADER.3: libcurl doesn't copy the whole list --- docs/libcurl/opts/CURLOPT_HTTPHEADER.3 | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/docs/libcurl/opts/CURLOPT_HTTPHEADER.3 b/docs/libcurl/opts/CURLOPT_HTTPHEADER.3 index 557f9fbf08284e..10fcf08f060bd0 100644 --- a/docs/libcurl/opts/CURLOPT_HTTPHEADER.3 +++ b/docs/libcurl/opts/CURLOPT_HTTPHEADER.3 @@ -54,6 +54,11 @@ following the request-line are headers. Adding this method line in this list of headers will only cause your request to send an invalid header. Use \fICURLOPT_CUSTOMREQUEST(3)\fP to change the method. +When this option is passed to \fIcurl_easy_setopt(3)\fP, libcurl will not copy +the entire list so you \fBmust\fP keep it around until you no longer use this +\fIhandle\fP for a transfer before you call \fIcurl_slist_free_all(3)\fP on +the list. + Pass a NULL to this option to reset back to no custom headers. The most commonly replaced headers have "shortcuts" in the options