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* src/xdisp.c (redisplay_window): Small optimization.

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This commit is contained in:
Gregory Heytings 2022-07-20 19:53:36 +00:00
parent c7eef61eee
commit e09c056a44
1 changed files with 4 additions and 3 deletions
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7
src/xdisp.c
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@ -19295,15 +19295,16 @@ redisplay_window (Lisp_Object window, bool just_this_one_p)
&& !current_buffer->long_line_optimizations_p
&& MODIFF - UNCHANGED_MODIFIED > 8)
{
ptrdiff_t cur, next, found, max = 0;
ptrdiff_t cur, next, found, max = 0, threshold;
threshold = XFIXNUM (Vlong_line_threshold);
for (cur = 1; cur < Z; cur = next)
{
next = find_newline1 (cur, CHAR_TO_BYTE (cur), 0, -1, 1,
&found, NULL, true);
if (next - cur > max) max = next - cur;
if (!found || max > XFIXNUM (Vlong_line_threshold)) break;
if (!found || max > threshold) break;
}
if (max > XFIXNUM (Vlong_line_threshold))
if (max > threshold)
current_buffer->long_line_optimizations_p = true;
}