From 71b28baa2be2a084c45a75383eea7eb93ce79db1 Mon Sep 17 00:00:00 2001 From: Stefan Monnier Date: Wed, 11 Sep 2013 08:28:01 -0400 Subject: [PATCH] * src/insdel.c (insert_from_buffer_1): Don't mark buffer as modified when insert-buffer-substring an empty string. --- src/ChangeLog | 5 +++++ src/insdel.c | 3 +++ 2 files changed, 8 insertions(+) diff --git a/src/ChangeLog b/src/ChangeLog index 6e527b996d..db08fe6aae 100644 --- a/src/ChangeLog +++ b/src/ChangeLog @@ -1,3 +1,8 @@ +2013-09-11 Stefan Monnier + + * insdel.c (insert_from_buffer_1): Don't mark buffer as modified when + insert-buffer-substring an empty string. + 2013-09-11 Paul Eggert * xdisp.c (Ftool_bar_lines_needed): Declare as 'const' if ifdeffed out, diff --git a/src/insdel.c b/src/insdel.c index f746fd3433..ebd096a292 100644 --- a/src/insdel.c +++ b/src/insdel.c @@ -1057,6 +1057,9 @@ insert_from_buffer_1 (struct buffer *buf, ptrdiff_t outgoing_nbytes = incoming_nbytes; INTERVAL intervals; + if (nchars == 0) + return; + /* Make OUTGOING_NBYTES describe the text as it will be inserted in this buffer. */ -- 2.20.1