Emacs和gdb常用命令

Emacs

在我的实际配置情况下，C代表Ctrl键，M代表Alt键

退出emacs                                                                             C-x C-c

输入shell命令                                                                          M-x shell （进入gdb则用M-x gdb）

取消已经输入一部分或已经开始执行的命令                                    C-g

 

按字符移动光标                                                                        C-b, C-f (backward,forward)

按单词移动光标                                                                        M-b, M-f

按行移动光标                                                                  C-p, C-n (previous,next)

移动到行头或行尾                                                                     C-a, C-e

翻页                                                                                       C-x [, C-x ]

 

查找                                                                                       C-s, C-r (search,reverse search)

正则表达式查找                                                                        C-M-s, C-M-r

 

删除当前窗口                                                                  C-x 0

删除其它窗口                                                                  C-x 1

竖直方向切分窗口                                                                     C-x 2

水平方向切分窗口                                                                     C-x 3

光标跳到另一个窗口                                                         C-x o （是小写字母o)

 

gdb

指定执行文件名                                                                        file exe-file-name

指定执行文件运行参数                                                               set args arg1, arg2, ...

运行                                                                                       r (run)

设置断点                                                                                 b func_name

添加watch                                                                              watch expr

逐语句                                                                                    n (next)

逐过程（运行进入子函数）                                                s (step)

以16进制查看变量值                                                                 p /x expr

 

(还有很多有用命令，等有时间补充。掌握的命令越多越有如鱼得水的感觉，带上这些命令去享受linux世界编码的快乐)