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authorEric Abrahamsen <eric@ericabrahamsen.net>2019-04-09 20:13:47 -0700
committerEric Abrahamsen <eric@ericabrahamsen.net>2019-04-09 20:13:47 -0700
commit59994015f194985dbcb7f45a874c7646a223d49e (patch)
treedd972c137c6aae763a46c8a53c70175351bbceda
parent8d2f1df51aa02c101a3ce4655ff6ed6d2b64e4cf (diff)
downloademacs-59994015f194985dbcb7f45a874c7646a223d49e.tar.gz
Note that choose-completion-string-functions funcs take four args
* lisp/simple.el (choose-completion-string-functions): Functions in this list actually need to accept four arguments, though the fourth should be ignored.
-rw-r--r--lisp/simple.el3
1 files changed, 3 insertions, 0 deletions
diff --git a/lisp/simple.el b/lisp/simple.el
index 2646d7b0259..a0f2da7152c 100644
--- a/lisp/simple.el
+++ b/lisp/simple.el
@@ -8181,6 +8181,9 @@ CHOICE - the string to insert in the buffer,
BUFFER - the buffer in which the choice should be inserted,
BASE-POSITION - where to insert the completion.
+Functions should also accept and ignore a potential fourth
+argument, passed for backwards compatibility.
+
If a function in the list returns non-nil, that function is supposed
to have inserted the CHOICE in the BUFFER, and possibly exited
the minibuffer; no further functions will be called.