From 6bc2d6b66b683faedded01128af8ad98b7130fef Mon Sep 17 00:00:00 2001 From: zeertzjq Date: Sat, 15 Oct 2022 16:10:56 +0800 Subject: vim-patch:9.0.0614: SpellFileMissing autocmd may delete buffer Problem: SpellFileMissing autocmd may delete buffer. Solution: Disallow deleting the current buffer to avoid using freed memory. https://github.com/vim/vim/commit/ef976323e770315b5fca544efb6b2faa25674d15 --- src/nvim/buffer.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'src/nvim/buffer.c') diff --git a/src/nvim/buffer.c b/src/nvim/buffer.c index e3f923a2c0..29b00bad2a 100644 --- a/src/nvim/buffer.c +++ b/src/nvim/buffer.c @@ -93,6 +93,8 @@ #endif static char *e_auabort = N_("E855: Autocommands caused command to abort"); +static char e_attempt_to_delete_buffer_that_is_in_use_str[] + = N_("E937: Attempt to delete a buffer that is in use: %s"); // Number of times free_buffer() was called. static int buf_free_count = 0; @@ -416,7 +418,9 @@ static bool can_unload_buffer(buf_T *buf) } } if (!can_unload) { - emsg(_("E937: Attempt to delete a buffer that is in use")); + char *fname = buf->b_fname != NULL ? buf->b_fname : buf->b_ffname; + semsg(_(e_attempt_to_delete_buffer_that_is_in_use_str), + fname != NULL ? fname : "[No Name]"); } return can_unload; } -- cgit