我正在使用 bash-4.3.30。我需要在一个文件中记录我所有的命令历史记录。我可以通过编辑bashrcorbash_profile来做到这一点，但我不会那样做。
我想玩 bash 源文件。我想我应该编辑 input.c。源代码是：
/* input.c -- functions to perform buffered input with synchronization. */
/* Copyright (C) 1992-2009 Free Software Foundation, Inc.
This file is part of GNU Bash, the Bourne Again SHell.
Bash is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version. …