From: Daniel Stenberg <daniel@haxx.se>
Date: Tue, 20 Nov 2007 10:03:33 +0000 (+0000)
Subject: fix the treatment of the parameter-based precision, as in "%.*s%s" as
X-Git-Tag: cares-1_5_0~11
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2f928797cf18d41d4ae0114958cfedac3fcd6c13;p=curl

fix the treatment of the parameter-based precision, as in "%.*s%s" as
previously the second %s would wrongly get the numerical argument that is used
for the variable precision for the first %s...
---

diff --git a/lib/mprintf.c b/lib/mprintf.c
index b3fc33922..bba1a6481 100644
--- a/lib/mprintf.c
+++ b/lib/mprintf.c
@@ -686,8 +686,11 @@ static int dprintf_formatf(
       width = p->width;
 
     /* pick up the specified precision */
-    if(p->flags & FLAGS_PRECPARAM)
+    if(p->flags & FLAGS_PRECPARAM) {
       prec = vto[p->precision].data.num;
+      param_num++; /* since the precision is extraced from a parameter, we
+                      must skip that to get to the next one properly */
+    }
     else if(p->flags & FLAGS_PREC)
       prec = p->precision;
     else