From: pojomi <potter.jonathan.m@gmail.com>
Date: Sun, 4 Jan 2026 20:50:27 +0000 (-0500)
Subject: config2setopts: add space in cookie header with multiple -b
X-Git-Tag: curl-8_18_0~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=dc739fee166d3012e612d7a1fb2952840dd252b1;p=thirdparty%2Fcurl.git

config2setopts: add space in cookie header with multiple -b

Closes #20184
---

diff --git a/src/config2setopts.c b/src/config2setopts.c
index 6ecabe5cc8..d462e8cd54 100644
--- a/src/config2setopts.c
+++ b/src/config2setopts.c
@@ -547,8 +547,8 @@ static CURLcode cookie_setopts(struct OperationConfig *config, CURL *curl)
       if(cl == config->cookies)
         result = curlx_dyn_add(&cookies, cl->data);
       else
-        result = curlx_dyn_addf(&cookies, ";%s", cl->data);
-
+        result = curlx_dyn_addf(&cookies, ";%s%s",
+                                ISBLANK(cl->data[0]) ? "" : " ", cl->data);
       if(result) {
         warnf("skipped provided cookie, the cookie header "
               "would go over %u bytes", MAX_COOKIE_LINE);
diff --git a/tests/data/test6 b/tests/data/test6
index 557c6eda8f..5f1d096d26 100644
--- a/tests/data/test6
+++ b/tests/data/test6
@@ -44,7 +44,7 @@ GET /we/want/that/page/%TESTNUMBER HTTP/1.1
 Host: %HOSTIP:%HTTPPORT
 User-Agent: curl/%VERSION
 Accept: */*
-Cookie: name=contents;name2=content2;name3=content3
+Cookie: name=contents;name2=content2; name3=content3
 
 </protocol>
 </verify>