Patch 8.2.5117
Problem: Crash when calling a Lua callback from a :def function. (Bohdan
Makohin)
Solution: Handle FC_CFUNC in call_user_func_check(). (closes #10587)
Files: src/userfunc.c, src/testdir/test_lua.vim
*** ../vim-8.2.5116/src/userfunc.c 2022-05-21 18:56:54.763003711 +0100
--- src/userfunc.c 2022-06-17 19:19:51.847951800 +0100
***************
*** 3021,3026 ****
--- 3021,3035 ----
{
int error;
+ #ifdef FEAT_LUA
+ if (fp->uf_flags & FC_CFUNC)
+ {
+ cfunc_T cb = fp->uf_cb;
+
+ return (*cb)(argcount, argvars, rettv, fp->uf_cb_state);
+ }
+ #endif
+
if (fp->uf_flags & FC_RANGE && funcexe->fe_doesrange != NULL)
*funcexe->fe_doesrange = TRUE;
error = check_user_func_argcount(fp, argcount);
***************
*** 3584,3597 ****
if (fp != NULL && (fp->uf_flags & FC_DELETED))
error = FCERR_DELETED;
- #ifdef FEAT_LUA
- else if (fp != NULL && (fp->uf_flags & FC_CFUNC))
- {
- cfunc_T cb = fp->uf_cb;
-
- error = (*cb)(argcount, argvars, rettv, fp->uf_cb_state);
- }
- #endif
else if (fp != NULL)
{
if (funcexe->fe_argv_func != NULL)
--- 3593,3598 ----
*** ../vim-8.2.5116/src/testdir/test_lua.vim 2022-03-22 21:14:51.752456009
+0000
--- src/testdir/test_lua.vim 2022-06-17 19:19:05.000015808 +0100
***************
*** 664,669 ****
--- 664,680 ----
\ '[string "vim chunk"]:1: string expected, got table')
endfunc
+ def Vim9Test(Callback: func())
+ Callback()
+ enddef
+
+ func Test_call_lua_func_from_vim9_func()
+ " this only tests that Vim doesn't crash
+ lua << EOF
+ vim.fn.Vim9Test(function () print('Hello') end)
+ EOF
+ endfunc
+
func Test_lua_funcref()
function I(x)
return a:x
*** ../vim-8.2.5116/src/version.c 2022-06-17 18:29:54.855477491 +0100
--- src/version.c 2022-06-17 19:07:51.612672398 +0100
***************
*** 736,737 ****
--- 736,739 ----
{ /* Add new patch number below this line */
+ /**/
+ 5117,
/**/
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