ext: use rb_sprintf() and rb_vsprintf() with PRIsVALUE

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44572 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 2 insertions, 5 deletions

diff --git a/ext/zlib/zlib.c b/ext/zlib/zlib.c
index df2a2501b2..391bec1722 100644
--- a/ext/zlib/zlib.c
+++ b/ext/zlib/zlib.c
@@ -337,11 +337,8 @@ raise_zlib_error(int err, const char *msg)
 	rb_sys_fail(msg);
 	/* no return */
       default:
-      {
-	  char buf[BUFSIZ];
-	  snprintf(buf, BUFSIZ, "unknown zlib error %d: %s", err, msg);
-	  exc = rb_exc_new2(cZError, buf);
-      }
+	exc = rb_exc_new_str(cZError,
+			     rb_sprintf("unknown zlib error %d: %s", err, msg));
     }
 
     rb_exc_raise(exc);