【linux】 vim 使用 &配置

本文章学习NJU 的 PA 课程记的笔记

• 南大PA
• WLS空间管理

注意事项

• whoami 指令 显示你当前的用户ID
• sudo whoami

linux配置

• cpp 环境

apt-get install build-essential    # build-essential packages, include binary utilities, gcc, make, and so on
apt-get install man                # on-line reference manual
apt-get install gcc-doc            # on-line reference manual for gcc
apt-get install gdb                # GNU debugger
apt-get install git                # revision control system
apt-get install libreadline-dev    # a library used later
apt-get install libsdl2-dev        # a library used later
apt-get install llvm llvm-dev      # llvm project, which contains libraries used later
apt-get install llvm-11 llvm-11-dev # only for ubuntu20.04

vim 使用 和 环境配置

cp /etc/vim/vimrc ~/.vimrc 
 
cd ~

ls -a   #.vimrc 属于隐藏文件


vim .vimrc

加上
\
--- before modification
+++ after modification
@@ -21,3 +21,3 @@
 " If using a dark background within the editing area and syntax highlighting
 " turn on this option as well
-"set background=dark
+set background=dark
@@ -31,5 +31,5 @@
 " Uncomment the following to have Vim load indentation rules and plugins
 " according to the detected filetype.
-"filetype plugin indent on
+filetype plugin indent on
@@ -37,10 +37,10 @@
 " The following are commented out as they cause vim to behave a lot
 " differently from regular Vi. They are highly recommended though.
 "set showcmd            " Show (partial) command in status line.
-"set showmatch          " Show matching brackets.
-"set ignorecase         " Do case insensitive matching
-"set smartcase          " Do smart case matching
-"set incsearch          " Incremental search
+set showmatch          " Show matching brackets.
+set ignorecase         " Do case insensitive matching
+set smartcase          " Do smart case matching
+set incsearch          " Incremental search
 "set autowrite          " Automatically save before commands like :next and :make
-"set hidden             " Hide buffers when they are abandoned
+set hidden             " Hide buffers when they are abandoned
 "set mouse=a            " Enable mouse usage (all mod


setlocal noswapfile " 不要生成swap文件
set bufhidden=hide " 当buffer被丢弃的时候隐藏它
colorscheme evening " 设定配色方案
set number " 显示行号
set cursorline " 突出显示当前行
set ruler " 打开状态栏标尺
set shiftwidth=2 " 设定 << 和 >> 命令移动时的宽度为 2
set softtabstop=2 " 使得按退格键时可以一次删掉 2 个空格
set tabstop=2 " 设定 tab 长度为 2
set nobackup " 覆盖文件时不备份
set autochdir " 自动切换当前目录为当前文件所在的目录
set backupcopy=yes " 设置备份时的行为为覆盖
set hlsearch " 搜索时高亮显示被找到的文本
set noerrorbells " 关闭错误信息响铃
set novisualbell " 关闭使用可视响铃代替呼叫
set t_vb= " 置空错误铃声的终端代码
set matchtime=2 " 短暂跳转到匹配括号的时间
set magic " 设置魔术
set smartindent " 开启新行时使用智能自动缩进
set backspace=indent,eol,start " 不设定在插入状态无法用退格键和 Delete 键删除回车符
set cmdheight=1 " 设定命令行的行数为 1
set laststatus=2 " 显示状态栏 (默认值为 1, 无法显示状态栏)
set statusline=\ %<%F[%1*%M%*%n%R%H]%=\ %y\ %0(%{&fileformat}\ %{&encoding}\ Ln\ %l,\ Col\ %c/%L%) " 设置在状态行显示的信息
set foldenable " 开始折叠
set foldmethod=syntax " 设置语法折叠
set foldcolumn=0 " 设置折叠区域的宽度
setlocal foldlevel=1 " 设置折叠层数为 1
nnoremap <space> @=((foldclosed(line('.')) < 0) ? 'zc' : 'zo')<CR> " 用空格键来开关折叠

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