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authorzeertzjq <zeertzjq@outlook.com>2024-09-06 16:24:41 +0200
committerChristian Brabandt <cb@256bit.org>2024-09-06 16:24:41 +0200
commit66f65a46c5d169f20f780721d4f74d4729855b96 (patch)
tree084673458eb7fd66b0d9613212c02d1894a54299
parent82f6134b1b46414fdbb97060276a5687f46abf89 (diff)
patch 9.1.0719: Resetting cell widths can make 'listchars' or 'fillchars' invalidv9.1.0719
Problem: Resetting cell widths can make 'listchars' or 'fillchars' invalid. Solution: Check for conflicts when resetting cell widths (zeertzjq). closes: #15629 Signed-off-by: zeertzjq <zeertzjq@outlook.com> Signed-off-by: Christian Brabandt <cb@256bit.org>
-rw-r--r--src/mbyte.c24
-rw-r--r--src/testdir/test_utf8.vim12
-rw-r--r--src/version.c2
3 files changed, 22 insertions, 16 deletions
diff --git a/src/mbyte.c b/src/mbyte.c
index fa67032a6f..a2d36f151f 100644
--- a/src/mbyte.c
+++ b/src/mbyte.c
@@ -5630,7 +5630,8 @@ f_setcellwidths(typval_T *argvars, typval_T *rettv UNUSED)
int item;
int i;
listitem_T **ptrs;
- cw_interval_T *table;
+ cw_interval_T *table = NULL;
+ size_t table_size;
cw_interval_T *cw_table_save;
size_t cw_table_size_save;
char *error = NULL;
@@ -5639,15 +5640,12 @@ f_setcellwidths(typval_T *argvars, typval_T *rettv UNUSED)
return;
l = argvars[0].vval.v_list;
- if (l->lv_len == 0)
- {
+ table_size = (size_t)l->lv_len;
+ if (table_size == 0)
// Clearing the table.
- VIM_CLEAR(cw_table);
- cw_table_size = 0;
- goto done;
- }
+ goto update;
- ptrs = ALLOC_MULT(listitem_T *, l->lv_len);
+ ptrs = ALLOC_MULT(listitem_T *, table_size);
if (ptrs == NULL)
return;
@@ -5706,9 +5704,9 @@ f_setcellwidths(typval_T *argvars, typval_T *rettv UNUSED)
}
// Sort the list on the first number.
- qsort((void *)ptrs, (size_t)l->lv_len, sizeof(listitem_T *), tv_nr_compare);
+ qsort((void *)ptrs, table_size, sizeof(listitem_T *), tv_nr_compare);
- table = ALLOC_MULT(cw_interval_T, l->lv_len);
+ table = ALLOC_MULT(cw_interval_T, table_size);
if (table == NULL)
{
vim_free(ptrs);
@@ -5716,7 +5714,7 @@ f_setcellwidths(typval_T *argvars, typval_T *rettv UNUSED)
}
// Store the items in the new table.
- for (item = 0; item < l->lv_len; ++item)
+ for (item = 0; (size_t)item < table_size; ++item)
{
listitem_T *lili = ptrs[item];
varnumber_T n1;
@@ -5738,10 +5736,11 @@ f_setcellwidths(typval_T *argvars, typval_T *rettv UNUSED)
vim_free(ptrs);
+update:
cw_table_save = cw_table;
cw_table_size_save = cw_table_size;
cw_table = table;
- cw_table_size = l->lv_len;
+ cw_table_size = table_size;
// Check that the new value does not conflict with 'listchars' or
// 'fillchars'.
@@ -5756,7 +5755,6 @@ f_setcellwidths(typval_T *argvars, typval_T *rettv UNUSED)
}
vim_free(cw_table_save);
-done:
changed_window_setting_all();
redraw_all_later(UPD_CLEAR);
}
diff --git a/src/testdir/test_utf8.vim b/src/testdir/test_utf8.vim
index 0314fcdfd2..991a095380 100644
--- a/src/testdir/test_utf8.vim
+++ b/src/testdir/test_utf8.vim
@@ -255,15 +255,21 @@ func Test_setcellwidths()
call assert_fails('call setcellwidths([[0x33, 0x44, 2]])', 'E1114:')
- set listchars=tab:--\\u2192
+ set listchars=tab:--\\u2192 fillchars=stl:\\u2501
call assert_fails('call setcellwidths([[0x2192, 0x2192, 2]])', 'E834:')
-
- set fillchars=stl:\\u2501
call assert_fails('call setcellwidths([[0x2501, 0x2501, 2]])', 'E835:')
+ call setcellwidths([[0x201c, 0x201d, 1]])
+ set listchars& fillchars& ambiwidth=double
+
+ set listchars=nbsp:\\u201c fillchars=vert:\\u201d
+ call assert_fails('call setcellwidths([])', 'E834:')
set listchars&
+ call assert_fails('call setcellwidths([])', 'E835:')
set fillchars&
+
call setcellwidths([])
+ set ambiwidth&
bwipe!
endfunc
diff --git a/src/version.c b/src/version.c
index d7f012c641..ddbf4eb491 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,6 +705,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 719,
+/**/
718,
/**/
717,