patch 8.2.3884: crash when clearing the argument list while using it
Problem: Crash when clearing the argument list while using it.
Solution: Lock the argument list for ":all".
diff --git a/src/arglist.c b/src/arglist.c
index 24b0a87..af8ce74 100644
--- a/src/arglist.c
+++ b/src/arglist.c
@@ -910,6 +910,7 @@
tabpage_T *old_curtab, *last_curtab;
win_T *new_curwin = NULL;
tabpage_T *new_curtab = NULL;
+ int prev_arglist_locked = arglist_locked;
#ifdef FEAT_CMDWIN
if (cmdwin_type != 0)
@@ -936,6 +937,7 @@
// watch out for its size to be changed.
alist = curwin->w_alist;
++alist->al_refcount;
+ arglist_locked = TRUE;
old_curwin = curwin;
old_curtab = curtab;
@@ -1155,6 +1157,7 @@
// Remove the "lock" on the argument list.
alist_unlink(alist);
+ arglist_locked = prev_arglist_locked;
--autocmd_no_enter;