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author | Stefan Kangas <stefankangas@gmail.com> | 2019-09-21 17:04:58 +0200 |
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committer | Stefan Kangas <stefankangas@gmail.com> | 2019-09-22 01:30:01 +0200 |
commit | 14e7c01feeafd3852522c221187e7359d21079f5 (patch) | |
tree | 1e5f979576a81706d6325cbfc2d7ccd338b48dbf | |
parent | 2879c3ec1b91bcf3276c979155dd05494de20a0d (diff) | |
download | emacs-14e7c01feeafd3852522c221187e7359d21079f5.tar.gz |
* src/fns.c (Fbuffer_hash): Improve doc string.
-rw-r--r-- | src/fns.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/src/fns.c b/src/fns.c index 2314b4699e7..b800f1c47fe 100644 --- a/src/fns.c +++ b/src/fns.c @@ -5409,7 +5409,14 @@ of the other hash types instead, e.g. sha256 or sha512. */) DEFUN ("buffer-hash", Fbuffer_hash, Sbuffer_hash, 0, 1, 0, doc: /* Return a hash of the contents of BUFFER-OR-NAME. This hash is performed on the raw internal format of the buffer, -disregarding any coding systems. If nil, use the current buffer. */ ) +disregarding any coding systems. If nil, use the current buffer. + +This function is useful for comparing two buffers running in the same +Emacs, but is not guaranteed to return the same hash between different +Emacs versions. + +It should not be used for anything security-related. See +`secure-hash' for these applications. */ ) (Lisp_Object buffer_or_name) { Lisp_Object buffer; |