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authorBram Moolenaar <Bram@vim.org>2019-12-10 23:44:48 +0100
committerBram Moolenaar <Bram@vim.org>2019-12-10 23:44:48 +0100
commit99ebf22c523e3fdb491b2c92b6f3a7d42721361d (patch)
treeadbbfce6afde2d201db98feb8413244d4a9d0272 /src
parent1e46705a83ef2bbabd4a53ec40108558b73ed54f (diff)
patch 8.1.2418: bufnr('$') is wrong after recycling popup bufferv8.1.2418
Problem: bufnr('$') is wrong after recycling popup buffer. Solution: Sort the buffer list by buffer number. (closes #5335)
Diffstat (limited to 'src')
-rw-r--r--src/buffer.c19
-rw-r--r--src/testdir/test_popupwin.vim17
-rw-r--r--src/version.c2
3 files changed, 38 insertions, 0 deletions
diff --git a/src/buffer.c b/src/buffer.c
index 4f38f918f0..b4992dda07 100644
--- a/src/buffer.c
+++ b/src/buffer.c
@@ -2093,6 +2093,25 @@ buflist_new(
// buffer number grows rapidly.
--buf_reuse.ga_len;
buf->b_fnum = ((int *)buf_reuse.ga_data)[buf_reuse.ga_len];
+
+ // Move buffer to the right place in the buffer list.
+ while (buf->b_prev != NULL && buf->b_fnum < buf->b_prev->b_fnum)
+ {
+ buf_T *prev = buf->b_prev;
+
+ prev->b_next = buf->b_next;
+ if (prev->b_next != NULL)
+ prev->b_next->b_prev = prev;
+ buf->b_next = prev;
+ buf->b_prev = prev->b_prev;
+ if (buf->b_prev != NULL)
+ buf->b_prev->b_next = buf;
+ prev->b_prev = buf;
+ if (lastbuf == buf)
+ lastbuf = prev;
+ if (firstbuf == prev)
+ firstbuf = buf;
+ }
}
else
buf->b_fnum = top_file_num++;
diff --git a/src/testdir/test_popupwin.vim b/src/testdir/test_popupwin.vim
index dc22743462..5d7f46f9a3 100644
--- a/src/testdir/test_popupwin.vim
+++ b/src/testdir/test_popupwin.vim
@@ -3168,4 +3168,21 @@ func Test_popupwin_sign()
call delete('XtestPopupSign')
endfunc
+func Test_popupwin_bufnr()
+ let popwin = popup_create(['blah'], #{})
+ let popbuf = winbufnr(popwin)
+ split asdfasdf
+ let newbuf = bufnr()
+ call assert_true(newbuf > popbuf, 'New buffer number is higher')
+ call assert_equal(newbuf, bufnr('$'))
+ call popup_clear()
+ let popwin = popup_create(['blah'], #{})
+ " reuses previous buffer number
+ call assert_equal(popbuf, winbufnr(popwin))
+ call assert_equal(newbuf, bufnr('$'))
+
+ call popup_clear()
+ bwipe!
+endfunc
+
" vim: shiftwidth=2 sts=2
diff --git a/src/version.c b/src/version.c
index 0956f8721b..ecdcb9c7fa 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@ static char *(features[]) =
static int included_patches[] =
{ /* Add new patch number below this line */
/**/
+ 2418,
+/**/
2417,
/**/
2416,