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authorEli Zaretskii <eliz@gnu.org>2019-03-10 20:20:07 +0200
committerEli Zaretskii <eliz@gnu.org>2019-03-10 20:20:07 +0200
commitcc4cebf5f7f23be26d89ec6cd7890cb5ac36326c (patch)
treecccc41953573d915d3c07cf850ebe074af254436
parentd026d9ad999028c034d69f2477495c6c3e193fc9 (diff)
downloademacs-cc4cebf5f7f23be26d89ec6cd7890cb5ac36326c.tar.gz
More improvements for 'read-buffer's doc string
* src/minibuf.c (Fread_buffer): Further improve the doc string. (Bug#347694)
-rw-r--r--src/minibuf.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/src/minibuf.c b/src/minibuf.c
index 216c01a7add..6964f350ffe 100644
--- a/src/minibuf.c
+++ b/src/minibuf.c
@@ -1111,20 +1111,20 @@ A user option, or customizable variable, is one for which
DEFUN ("read-buffer", Fread_buffer, Sread_buffer, 1, 4, 0,
doc: /* Read the name of a buffer and return it as a string.
-Prompt with PROMPT.
+Prompt with PROMPT, which should be a string ending with a colon and a space.
+Provides completion on buffer names the user types.
Optional second arg DEF is value to return if user enters an empty line,
instead of that empty string.
If DEF is a list of default values, return its first element.
-Optional third arg REQUIRE-MATCH determines whether non-existing
- buffer names are allowed. It has the same meaning as the
+Optional third arg REQUIRE-MATCH has the same meaning as the
REQUIRE-MATCH argument of `completing-read'.
-The argument PROMPT should be a string ending with a colon and a space.
+Optional arg PREDICATE, if non-nil, is a function limiting the buffers that
+can be considered. It will be called with each potential candidate, and
+should return non-nil to accept the candidate for completion, nil otherwise.
If `read-buffer-completion-ignore-case' is non-nil, completion ignores
case while reading the buffer name.
If `read-buffer-function' is non-nil, this works by calling it as a
-function, instead of the usual behavior.
-Optional arg PREDICATE if non-nil is a function limiting the buffers that can
-be considered. */)
+function, instead of the usual behavior. */)
(Lisp_Object prompt, Lisp_Object def, Lisp_Object require_match,
Lisp_Object predicate)
{