X-Git-Url: http://mj.ucw.cz/gitweb/?a=blobdiff_plain;f=lib%2Fff-printf.c;h=769f830e1cd5423e7db5e80831bc090ba67e98b0;hb=ddffc1e06a78085524bec742aef746c2cc5bd131;hp=cac06b55d907de387df3e6090451a136e9c98d72;hpb=cad27e97e6370f96903d42aaf345c099af0a03bd;p=libucw.git

diff --git a/lib/ff-printf.c b/lib/ff-printf.c
index cac06b55..769f830e 100644
--- a/lib/ff-printf.c
+++ b/lib/ff-printf.c
@@ -1,7 +1,7 @@
 /*
  *	UCW Library -- Printf on Fastbuf Streams
  *
- *	(c) 2002 Martin Mares <mj@ucw.cz>
+ *	(c) 2002--2005 Martin Mares <mj@ucw.cz>
  *
  *	This software may be freely distributed and used according to the terms
  *	of the GNU Lesser General Public License.
@@ -13,15 +13,18 @@
 #include <alloca.h>
 
 int
-vbprintf(struct fastbuf *b, byte *msg, va_list args)
+vbprintf(struct fastbuf *b, char *msg, va_list args)
 {
   byte *buf;
   int len, r;
+  va_list args2;
 
   len = bdirect_write_prepare(b, &buf);
   if (len >= 16)
     {
-      r = vsnprintf(buf, len, msg, args);
+      va_copy(args2, args);
+      r = vsnprintf(buf, len, msg, args2);
+      va_end(args2);
       if (r < 0)
 	len = 256;
       else if (r < len)
@@ -38,7 +41,9 @@ vbprintf(struct fastbuf *b, byte *msg, va_list args)
   while (1)
     {
       buf = alloca(len);
-      r = vsnprintf(buf, len, msg, args);
+      va_copy(args2, args);
+      r = vsnprintf(buf, len, msg, args2);
+      va_end(args2);
       if (r < 0)
 	len += len;
       else if (r < len)
@@ -52,7 +57,7 @@ vbprintf(struct fastbuf *b, byte *msg, va_list args)
 }
 
 int
-bprintf(struct fastbuf *b, byte *msg, ...)
+bprintf(struct fastbuf *b, char *msg, ...)
 {
   va_list args;
   int res;