Fix for format strings like "%2.f".

diff --git a/lib/ChangeLog b/lib/ChangeLog
index 23d45e3..c784c8b 100644 (file)
--- a/lib/ChangeLog
+++ b/lib/ChangeLog
@@ -1,3 +1,9 @@
+2004-05-14  Bruno Haible  <bruno@clisp.org>
+
+       * vasnprintf.c (VASNPRINTF): Correctly handle the case of a precision
+       that consists of a '.' followed by an empty digit string.
+       Patch by Tor Lillqvist <tml@iki.fi>.
+
 2004-05-17  Paul Eggert  <eggert@cs.ucla.edu>
 
        Port obstack to the AS/400, where pointers are 16 bytes wide and

diff --git a/lib/vasnprintf.c b/lib/vasnprintf.c
index c0754ea..0fa2470 100644 (file)
--- a/lib/vasnprintf.c
+++ b/lib/vasnprintf.c
@@ -1,5 +1,5 @@
 /* vsprintf with automatic memory allocation.
-   Copyright (C) 1999, 2002-2003 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2002-2004 Free Software Foundation, Inc.
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -315,9 +315,8 @@ VASNPRINTF (CHAR_T *resultbuf, size_t *lengthp, const CHAR_T *format, va_list ar
                          const CHAR_T *digitp = dp->precision_start + 1;
 
                          precision = 0;
-                         do
+                         while (digitp != dp->precision_end)
                            precision = xsum (xtimes (precision, 10), *digitp++ - '0');
-                         while (digitp != dp->precision_end);
                        }
                    }