Minor improvements to make_formatted_string.

* alloc.c (make_formatted_string): Prefer int to ptrdiff_t
where int is good enough, as vsprintf returns an int.
* lisp.h (make_formatted_string): Add ATTRIBUTE_FORMAT_PRINTF.

1 files changed, 7 insertions, 0 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 4e69496fadd..d5a8abe5c56 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,10 @@
+2012-07-09  Paul Eggert  <eggert@cs.ucla.edu>
+
+        Minor improvements to make_formatted_string.
+        * alloc.c (make_formatted_string): Prefer int to ptrdiff_t
+        where int is good enough, as vsprintf returns an int.
+        * lisp.h (make_formatted_string): Add ATTRIBUTE_FORMAT_PRINTF.
+
 2012-07-09  Dmitry Antipov  <dmantipov@yandex.ru>
 
         Use make_formatted_string to avoid double length calculation.