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authorzeertzjq <zeertzjq@outlook.com>2024-04-27 06:32:25 +0800
committerGitHub <noreply@github.com>2024-04-27 06:32:25 +0800
commit435dee74bb3593b778328138dac054f26e2d7396 (patch)
tree910bc6fc525253fa2b4d5e777f839c60e4219170
parent694756252b057ceb72b86f3418f3e4cb227a17ba (diff)
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vim-patch:9.1.0374: wrong botline in BufEnter (#28530)
Problem: When :edit an existing buffer, line('w$') may return a wrong result. Solution: Reset w_valid in curwin_init() (Jaehwang Jung) `do_ecmd()` reinitializes the current window (`curwin_init()`) whose `w_valid` field may have `VALID_BOTLINE` set. Resetting `w_botline` without marking it as invalid makes subsequent `validate_botline()` calls a no-op, thus resulting in wrong `line('w$')` value. closes: vim/vim#14642 https://github.com/vim/vim/commit/eb80b8304efb6dfeaa8d01dd41fe281df4894240 Co-authored-by: Jaehwang Jung <tomtomjhj@gmail.com>
-rw-r--r--src/nvim/buffer_defs.h4
-rw-r--r--src/nvim/window.c1
-rw-r--r--test/old/testdir/test_autocmd.vim12
3 files changed, 15 insertions, 2 deletions
diff --git a/src/nvim/buffer_defs.h b/src/nvim/buffer_defs.h
index 083508fe86..512247047c 100644
--- a/src/nvim/buffer_defs.h
+++ b/src/nvim/buffer_defs.h
@@ -47,8 +47,8 @@ typedef struct {
#define VALID_VIRTCOL 0x04 // w_virtcol (file col) is valid
#define VALID_CHEIGHT 0x08 // w_cline_height and w_cline_folded valid
#define VALID_CROW 0x10 // w_cline_row is valid
-#define VALID_BOTLINE 0x20 // w_botine and w_empty_rows are valid
-#define VALID_BOTLINE_AP 0x40 // w_botine is approximated
+#define VALID_BOTLINE 0x20 // w_botline and w_empty_rows are valid
+#define VALID_BOTLINE_AP 0x40 // w_botline is approximated
#define VALID_TOPLINE 0x80 // w_topline is valid (for cursor position)
// flags for b_flags
diff --git a/src/nvim/window.c b/src/nvim/window.c
index 8232767e20..1a6c3f7263 100644
--- a/src/nvim/window.c
+++ b/src/nvim/window.c
@@ -2467,6 +2467,7 @@ void win_init_empty(win_T *wp)
wp->w_topline = 1;
wp->w_topfill = 0;
wp->w_botline = 2;
+ wp->w_valid = 0;
wp->w_s = &wp->w_buffer->b_s;
}
diff --git a/test/old/testdir/test_autocmd.vim b/test/old/testdir/test_autocmd.vim
index 7a9799107a..ddc595e116 100644
--- a/test/old/testdir/test_autocmd.vim
+++ b/test/old/testdir/test_autocmd.vim
@@ -4105,4 +4105,16 @@ func Test_SwapExists_set_other_buf_modified()
bwipe!
endfunc
+func Test_BufEnter_botline()
+ set hidden
+ call writefile(range(10), 'Xxx1', 'D')
+ call writefile(range(20), 'Xxx2', 'D')
+ edit Xxx1
+ edit Xxx2
+ au BufEnter Xxx1 call assert_true(line('w$') > 1)
+ edit Xxx1
+ au! BufEnter Xxx1
+ set hidden&vim
+endfunc
+
" vim: shiftwidth=2 sts=2 expandtab