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patch 9.1.0153: Text properties corrupted with fo+=aw and backspace

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Problem:  Text properties corrupted with fo+=aw and backspace
Solution: Allocate line and move text properties
          (zeertzjq)

closes: #14147

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
This commit is contained in:
zeertzjq
2024-03-06 20:54:22 +01:00
committed by Christian Brabandt
parent c62dacb7ed
commit 7ac1145fbe
4 changed files with 49 additions and 4 deletions
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26
src/edit.c
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@@ -4101,12 +4101,30 @@ ins_bs(
&& has_format_option(FO_WHITE_PAR))
{
char_u *ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum,
TRUE);
int len;
FALSE);
int len = ml_get_curline_len();
len = (int)STRLEN(ptr);
if (len > 0 && ptr[len - 1] == ' ')
ptr[len - 1] = NUL;
{
char_u *newp = alloc(curbuf->b_ml.ml_line_len - 1);
if (newp != NULL)
{
mch_memmove(newp, ptr, len - 1);
newp[len - 1] = NUL;
if (curbuf->b_ml.ml_line_len > len + 1)
mch_memmove(newp + len, ptr + len + 1,
curbuf->b_ml.ml_line_len - len - 1);
if (curbuf->b_ml.ml_flags
& (ML_LINE_DIRTY | ML_ALLOCATED))
vim_free(curbuf->b_ml.ml_line_ptr);
curbuf->b_ml.ml_line_ptr = newp;
curbuf->b_ml.ml_line_len--;
curbuf->b_ml.ml_line_textlen--;
curbuf->b_ml.ml_flags |= ML_LINE_DIRTY;
}
}
}
(void)do_join(2, FALSE, FALSE, FALSE, FALSE);