From: Martin DOLEZ <martin@dolez.fr>
Date: Tue, 28 Mar 2023 13:49:53 +0000 (-0400)
Subject: MINOR: http_fetch: Add support for empty delim in url_param
X-Git-Tag: v2.8-dev7~141
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=1a9a994c1141e9daa12c9a11f922165417d40bf4;p=thirdparty%2Fhaproxy.git

MINOR: http_fetch: Add support for empty delim in url_param

In prevision of adding a third parameter to the url_param
sample-fetch function we need to make the second parameter optional.
User can now pass a empty 2nd argument to keep the default delimiter.
---

diff --git a/src/http_fetch.c b/src/http_fetch.c
index f855a675fa..732cfbbb14 100644
--- a/src/http_fetch.c
+++ b/src/http_fetch.c
@@ -1902,7 +1902,7 @@ static int smp_fetch_url_param(const struct arg *args, struct sample *smp, const
 		name_len = args->data.str.data;
 	}
 
-	if (args[1].type)
+	if (args[1].type && *args[1].data.str.area)
 		delim = *args[1].data.str.area;
 
 	if (!smp->ctx.a[0]) { // first call, find the query string