diff options
| author | Gregory Heytings <gregory@heytings.org> | 2022-07-16 19:06:38 +0000 |
|---|---|---|
| committer | Gregory Heytings <gregory@heytings.org> | 2022-07-16 21:13:33 +0200 |
| commit | e7b5912b235936b304701ba6b1e808d9b197fd4f (patch) | |
| tree | 78cfbd3ab9c032e45a6ba0f1e763807a01a9a3ec /src/search.c | |
| parent | 9de00e5fda2e04316357bd8cf0d8094c63ff171b (diff) | |
| download | emacs-e7b5912b235936b304701ba6b1e808d9b197fd4f.tar.gz emacs-e7b5912b235936b304701ba6b1e808d9b197fd4f.tar.bz2 emacs-e7b5912b235936b304701ba6b1e808d9b197fd4f.zip | |
Improvements to long lines handling.
* src/buffer.h (struct buffer): New field 'long_line_optimizations_p'.
* src/buffer.c (syms_of_buffer): New variable 'long-line-threshold'.
(reset_buffer): Initialize the 'long_line_optimizations_p' field.
(Fbuffer_swap_text): Handle it.
* src/xdisp.c (redisplay_window): Set 'long_line_optimizations_p' when
a buffer contains long lines.
(init_iterator): Use 'long_line_optimizations_p'.
(get_narrowed_begv): Update.
(SET_WITH_NARROWED_BEGV): New macro.
(unwind_narrowed_begv): New internal function used by the new macro.
(back_to_previous_line_start, get_visually_first_element,
move_it_vertically_backward): Use the new macro.
* src/search.c (find_newline1): Make it externally visible.
* src/lisp.h: Make 'find_newline1' externally visible.
* src/dispextern.h (struct it): Update comment. Remove the
'WITH_NARROWED_BEGV' macro.
* etc/NEWS: Mention the 'long-line-threshold' variable.
Diffstat (limited to 'src/search.c')
| -rw-r--r-- | src/search.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/search.c b/src/search.c index 9d6bd074e1b..b5d6a442c0f 100644 --- a/src/search.c +++ b/src/search.c @@ -3192,7 +3192,7 @@ DEFUN ("regexp-quote", Fregexp_quote, Sregexp_quote, 1, 1, 0, } /* Like find_newline, but doesn't use the cache, and only searches forward. */ -static ptrdiff_t +ptrdiff_t find_newline1 (ptrdiff_t start, ptrdiff_t start_byte, ptrdiff_t end, ptrdiff_t end_byte, ptrdiff_t count, ptrdiff_t *counted, ptrdiff_t *bytepos, bool allow_quit) |