vfprintf.c: Refactor magic number 32 into EXTSIZ.

The magic number 32 is used everywhere as extra size to
use when doing certain operations. This commit refactors
that into a macro so you can change this value if you're
debugging something in a local build.

1 files changed, 6 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 49378f6609..768274fe9e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2017-05-08  Carlos O'Donell  <carlos@redhat.com>
+
+	* stdio-common/vfprintf.c (EXTSIZ): Define.
+	(vfprintf): Use EXTSIZ.
+	(printf_positional): Likewise.
+
 2017-05-08  Joseph Myers  <joseph@codesourcery.com>
 
 	* sysdeps/unix/sysv/linux/kernel-features.h