in tcl_core.c [245:262]
void run_script(Tcl_Interp* interp, char *fmt, ...)
{
char *bptr = NULL;
va_list va;
Tcl_Obj *obj;
va_start(va, fmt);
vasprintf(&bptr, fmt, va);
va_end(va);
obj = Tcl_NewStringObj(bptr, -1);
if (Tcl_EvalObjEx(interp, obj, 0) == TCL_ERROR) {
ap_log_error(APLOG_MARK, APLOG_NOERRNO|APLOG_ERR, 0, NULL, "Tcl_EvalObjEx(%s): %s", bptr, Tcl_GetStringResult(interp));
}
free(bptr);
}