From 29fac256faea295476e901ec581db9533bb3fe29 Mon Sep 17 00:00:00 2001
From: Florian Dold <florian.dold@gmail.com>
Date: Fri, 1 Nov 2019 17:09:52 +0100
Subject: [PATCH] fix path concatenation

---
 src/util/util.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/src/util/util.c b/src/util/util.c
index 42977a16c..10d5d53f7 100644
--- a/src/util/util.c
+++ b/src/util/util.c
@@ -677,14 +677,12 @@ TALER_buffer_write_path (struct TALER_Buffer *buf, const char *str)
 {
   size_t len = strlen (str);
 
-  if (0 == len)
-    return;
-  if ('/' == str[0])
+  while ( (0 != len) && ('/' == str[0]) )
   {
     str++;
     len--;
   }
-  if ( (0 == buf->position) || ('/' != buf->mem[buf->position]) )
+  if ( (0 == buf->position) || ('/' != buf->mem[buf->position - 1]) )
   {
     TALER_buffer_ensure_remaining (buf, 1);
     buf->mem[buf->position++] = '/';