[pypy-commit] pypy default: More documentation

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: 
Changeset: r85993:fe9b1fb401fa
Date: 2016-08-02 19:12 +0200
http://bitbucket.org/pypy/pypy/changeset/fe9b1fb401fa/

Log:	More documentation

diff --git a/pypy/doc/whatsnew-head.rst b/pypy/doc/whatsnew-head.rst
--- a/pypy/doc/whatsnew-head.rst
+++ b/pypy/doc/whatsnew-head.rst
@@ -116,4 +116,6 @@
 It is used to hold a final zero in case we need some ``char *``
 representation of the string, together with checks like ``not
 can_move()`` or object pinning. Main new thing that this allows:
-``ffi.from_buffer(string)``.
+``ffi.from_buffer(string)`` in CFFI.  Additionally, and most
+importantly, CFFI calls that take directly a string as argument don't
+copy the string any more---this is like CFFI on CPython.