diff options
Diffstat (limited to 'doc/lispref/buffers.texi')
| -rw-r--r-- | doc/lispref/buffers.texi | 15 |
1 files changed, 5 insertions, 10 deletions
diff --git a/doc/lispref/buffers.texi b/doc/lispref/buffers.texi index 6ad1fb1824a..260f159851b 100644 --- a/doc/lispref/buffers.texi +++ b/doc/lispref/buffers.texi @@ -573,7 +573,6 @@ echo area; use @code{set-buffer-modified-p} (above) instead. This function returns @var{buffer}'s modification-count. This is a counter that increments every time the buffer is modified. If @var{buffer} is @code{nil} (or omitted), the current buffer is used. -The counter can wrap around occasionally. @end defun @defun buffer-chars-modified-tick &optional buffer @@ -648,16 +647,13 @@ file should not be done. @defun visited-file-modtime This function returns the current buffer's recorded last file -modification time, as a list of the form @code{(@var{high} @var{low} -@var{microsec} @var{picosec})}. (This is the same format that -@code{file-attributes} uses to return time values; @pxref{File -Attributes}.) +modification time, as a Lisp timestamp (@pxref{Time of Day}). If the buffer has no recorded last modification time, this function returns zero. This case occurs, for instance, if the buffer is not visiting a file or if the time has been explicitly cleared by @code{clear-visited-file-modtime}. Note, however, that -@code{visited-file-modtime} returns a list for some non-file buffers +@code{visited-file-modtime} returns a timestamp for some non-file buffers too. For instance, in a Dired buffer listing a directory, it returns the last modification time of that directory, as recorded by Dired. @@ -672,9 +668,8 @@ is not @code{nil}, and otherwise to the last modification time of the visited file. If @var{time} is neither @code{nil} nor an integer flag returned -by @code{visited-file-modtime}, it should have the form -@code{(@var{high} @var{low} @var{microsec} @var{picosec})}, -the format used by @code{current-time} (@pxref{Time of Day}). +by @code{visited-file-modtime}, it should be a Lisp time value +(@pxref{Time of Day}). This function is useful if the buffer was not read from the file normally, or if the file itself has been changed for some known benign @@ -831,7 +826,7 @@ regardless of which frames they were displayed on. @group ;; @r{Note that the name of the minibuffer} ;; @r{begins with a space!} -(mapcar (function buffer-name) (buffer-list)) +(mapcar #'buffer-name (buffer-list)) @result{} ("buffers.texi" " *Minibuf-1*" "buffer.c" "*Help*" "TAGS") @end group |