Commit 1b42ee43 authored by Glenn Morris's avatar Glenn Morris

vc.el doc fixes

* lisp/vc/vc.el (vc-print-log-setup-buttons, vc-print-log-internal):
Add doc strings.
(vc-print-log): Clarify interactive prompt.
parent a6d63d97
2013-04-21 Glenn Morris <>
* vc/vc.el (vc-print-log-setup-buttons, vc-print-log-internal):
Add doc strings.
(vc-print-log): Clarify interactive prompt.
2013-04-20 Glenn Morris <>
* emacs-lisp/bytecomp.el (byte-compile-insert-header):
......@@ -2084,6 +2084,11 @@ Not all VC backends support short logs!")
(defvar log-view-vc-fileset)
(defun vc-print-log-setup-buttons (working-revision is-start-revision limit pl-return)
"Insert at the end of the current buffer buttons to show more log entries.
In the new log, leave point at WORKING-REVISION (if non-nil).
LIMIT is the number of entries currently shown.
Does nothing if IS-START-REVISION is non-nil, or if LIMIT is nil,
or if PL-RETURN is 'limit-unsupported."
(when (and limit (not (eq 'limit-unsupported pl-return))
(not is-start-revision))
(goto-char (point-max))
......@@ -2104,6 +2109,17 @@ Not all VC backends support short logs!")
(defun vc-print-log-internal (backend files working-revision
&optional is-start-revision limit)
"For specified BACKEND and FILES, show the VC log.
Leave point at WORKING-REVISION, if it is non-nil.
If IS-START-REVISION is non-nil, start the log from WORKING-REVISION.
Show up to LIMIT entries (non-nil means unlimited).
\(IS-START-REVISION non-nil might not work correctly if LIMIT is not 1.)"
;; The parenthetical remark is based on the commentary of vc.el for
;; "print log": "At this point START-REVISION is only required to work
;; in conjunction with LIMIT = 1." The only thing that passes
;; IS-START-REVISION non-nil is vc-annotate-show-log-revision-at-line,
;; which sets LIMIT = 1.
;; Don't switch to the output buffer before running the command,
;; so that any buffer-local settings in the vc-controlled
;; buffer can be accessed by the command.
......@@ -2189,7 +2205,7 @@ WORKING-REVISION and LIMIT."
(let ((rev (read-from-minibuffer "Log from revision (default: last revision): " nil
(let ((rev (read-from-minibuffer "Leave point at revision (default: last revision): " nil
nil nil nil))
(lim (string-to-number
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