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authorBram Moolenaar <Bram@vim.org>2021-02-06 17:30:31 +0100
committerBram Moolenaar <Bram@vim.org>2021-02-06 17:30:31 +0100
commitaad5f9d79a2b71e9d2581eace3652be156102b9d (patch)
treecb56b72a943e0bd284e68179332e05dc6f778e11 /src/ex_cmds.c
parentefa1923565f0669d5bc09714b22a3b50cde03785 (diff)
patch 8.2.2472: crash when using command line window in an autocommandv8.2.2472
Problem: Crash when using command line window in an autocommand. (houyunsong) Solution: Save and restore au_new_curbuf.
Diffstat (limited to 'src/ex_cmds.c')
-rw-r--r--src/ex_cmds.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/src/ex_cmds.c b/src/ex_cmds.c
index b6e1cbf7f0..90a9403ff3 100644
--- a/src/ex_cmds.c
+++ b/src/ex_cmds.c
@@ -2710,8 +2710,9 @@ do_ecmd(
*/
if (buf != curbuf)
{
+ bufref_T save_au_new_curbuf;
#ifdef FEAT_CMDWIN
- int save_cmdwin_type = cmdwin_type;
+ int save_cmdwin_type = cmdwin_type;
// BufLeave applies to the old buffer.
cmdwin_type = 0;
@@ -2728,6 +2729,7 @@ do_ecmd(
*/
if (buf->b_fname != NULL)
new_name = vim_strsave(buf->b_fname);
+ save_au_new_curbuf = au_new_curbuf;
set_bufref(&au_new_curbuf, buf);
apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
#ifdef FEAT_CMDWIN
@@ -2737,12 +2739,14 @@ do_ecmd(
{
// new buffer has been deleted
delbuf_msg(new_name); // frees new_name
+ au_new_curbuf = save_au_new_curbuf;
goto theend;
}
#ifdef FEAT_EVAL
if (aborting()) // autocmds may abort script processing
{
vim_free(new_name);
+ au_new_curbuf = save_au_new_curbuf;
goto theend;
}
#endif
@@ -2778,6 +2782,7 @@ do_ecmd(
if (aborting() && curwin->w_buffer != NULL)
{
vim_free(new_name);
+ au_new_curbuf = save_au_new_curbuf;
goto theend;
}
#endif
@@ -2786,6 +2791,7 @@ do_ecmd(
{
// new buffer has been deleted
delbuf_msg(new_name); // frees new_name
+ au_new_curbuf = save_au_new_curbuf;
goto theend;
}
if (buf == curbuf) // already in new buffer
@@ -2831,8 +2837,7 @@ do_ecmd(
#endif
}
vim_free(new_name);
- au_new_curbuf.br_buf = NULL;
- au_new_curbuf.br_buf_free_count = 0;
+ au_new_curbuf = save_au_new_curbuf;
}
curwin->w_pcmark.lnum = 1;