patch 8.1.1611: bufadd() reuses existing buffer without a name
Problem: Bufadd() reuses existing buffer without a name.
Solution: When the name is empty always create a new buffer.
diff --git a/src/evalfunc.c b/src/evalfunc.c
index 954ea9f..01afa3d 100644
--- a/src/evalfunc.c
+++ b/src/evalfunc.c
@@ -1929,7 +1929,9 @@
static void
f_bufadd(typval_T *argvars, typval_T *rettv)
{
- rettv->vval.v_number = buflist_add(tv_get_string(&argvars[0]), 0);
+ char_u *name = tv_get_string(&argvars[0]);
+
+ rettv->vval.v_number = buflist_add(*name == NUL ? NULL : name, 0);
}
/*