diff options
Diffstat (limited to 'src/buffer.c')
| -rw-r--r-- | src/buffer.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/buffer.c b/src/buffer.c index 7ae889decf7..bcde2c80989 100644 --- a/src/buffer.c +++ b/src/buffer.c @@ -1320,7 +1320,12 @@ menu bar menus and the frame title. */) DEFUN ("set-buffer-modified-p", Fset_buffer_modified_p, Sset_buffer_modified_p, 1, 1, 0, doc: /* Mark current buffer as modified or unmodified according to FLAG. -A non-nil FLAG means mark the buffer modified. */) +A non-nil FLAG means mark the buffer modified. +In addition, this function unconditionally forces redisplay of the +mode lines of the windows that display the current buffer, and also +locks or unlocks the file visited by the buffer, depending on whether +the function's argument is non-nil, but only if both `buffer-file-name' +and `buffer-file-truename' are non-nil. */) (Lisp_Object flag) { Frestore_buffer_modified_p (flag); @@ -1341,7 +1346,10 @@ A non-nil FLAG means mark the buffer modified. */) DEFUN ("restore-buffer-modified-p", Frestore_buffer_modified_p, Srestore_buffer_modified_p, 1, 1, 0, - doc: /* Like `set-buffer-modified-p', with a difference concerning redisplay. + doc: /* Like `set-buffer-modified-p', but doesn't redisplay buffer's mode line. +This function also locks and unlocks the file visited by the buffer, +if both `buffer-file-truename' and `buffer-file-name' are non-nil. + It is not ensured that mode lines will be updated to show the modified state of the current buffer. Use with care. */) (Lisp_Object flag) |