From 5d0ba70e17bde74d9a9108c38558f6491d2b5c4d Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 12 Dec 2017 19:58:47 +0100
Subject: curl: support >256 bytes warning messsages

Bug: #2174
---
 src/tool_msgs.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/tool_msgs.c b/src/tool_msgs.c
index 07bf81292..91d62ec1e 100644
--- a/src/tool_msgs.c
+++ b/src/tool_msgs.c
@@ -42,9 +42,12 @@ static void voutf(struct GlobalConfig *config,
   if(!config->mute) {
     size_t len;
     char *ptr;
-    char print_buffer[256];
+    char *print_buffer;
 
-    len = vsnprintf(print_buffer, sizeof(print_buffer), fmt, ap);
+    print_buffer = curlx_mvaprintf(fmt, ap);
+    if(!print_buffer)
+      return;
+    len = strlen(print_buffer);
 
     ptr = print_buffer;
     while(len > 0) {
@@ -71,6 +74,7 @@ static void voutf(struct GlobalConfig *config,
         len = 0;
       }
     }
+    curl_free(print_buffer);
   }
 }
 
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