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足跡: • shell • command
linux:shell

差異處

這裏顯示兩個版本的差異處。

連向這個比對檢視

兩邊的前次修訂版前次修改
下次修改		前次修改
linux:shell [2009/01/31 11:01] – wenpeilinux:shell [2011/08/09 09:43] (目前版本) – wenpei
行 62: 行 62:
     $ bind ‘”\x1b\x5b\x41″:history-search-backward’     $ bind ‘”\x1b\x5b\x41″:history-search-backward’
 </code> </code>
 +
 +[[http://www.thegeekstuff.com/2011/08/bash-history-expansion/|15 Linux Bash History Expansion Examples You Should Know]]
  
 ====== Shell Script ====== ====== Shell Script ======
行 272: 行 274:
   * 傳入函式：呼叫時直接寫在函式名稱後面，即可成為函式的位置變數   * 傳入函式：呼叫時直接寫在函式名稱後面，即可成為函式的位置變數
   * 傳出函式：使用全域變數來儲存跨函式間的資料   * 傳出函式：使用全域變數來儲存跨函式間的資料
 +
 +===== 上一個指令的執行結果 =====
 +http://blog.miniasp.com/post/2009/02/Writing-Bash-script-should-care-about-error-handling-issues.aspx
 +
 +「$?」代表上個指令的執行結果，若成功執行則回傳「0」。
 +
 +因此可寫成：
 +<code>
 +SUCCESS=0
 +
 +mv some.log $BAKDIR/some-$TODAY.log
 +
 +if [ "$?" -ne $SUCCESS ]
 +then
 +        echo "Can NOT move some.log to $BAKDIR/some-$TODAY.log!!"
 +        exit 1
 +fi
 +</code>
  
 ====== date 指令 ====== ====== date 指令 ======
行 298: 行 318:
 並在 crontab 中加入(需 root 權限) 並在 crontab 中加入(需 root 權限)
   0  21    *   *   5    /root/apache_file_no_found_error.sh   0  21    *   *   5    /root/apache_file_no_found_error.sh
 +  
 +====== zsh ======
 +http://friedcpu.wordpress.com/2007/07/24/zsh-the-last-shell-youll-ever-need/
 +
 +http://grml.org/zsh/zsh-lovers.html
 +
 +http://www.acm.uiuc.edu/workshops/zsh/toc.html
 +
 +http://rayninfo.co.uk/tips/zshtips.html
 +
 +===== zshrc by vgod =====
 +<code>
 +export PATH="$PATH:~/bin:/usr/local/bin:/usr/local/texlive/2007/bin/i386-darwin:/opt/flex_sdk_3/bin:/usr/texbin:/opt/local/bin"
 +export EDITOR=vim
 +export LANG=en_US.UTF-8
 +
 +UNAME=`uname`
 +if [[ $UNAME == "Darwin" ]]
 +then
 +   export LSCOLORS="gxfxcxdxbxegedabagacad"
 +   alias ls='ls -Gv'
 +elif [[ $UNAME == "Linux" ]]
 +then
 +   alias ls='ls --color=auto'
 +fi
 +
 +# path alias, e.g. cd ~XXX
 +#hash -d WWW="/home/lighttpd/html"
 +
 +
 +# HISTORY
 +# number of lines kept in history
 +export HISTSIZE=10000
 +# # number of lines saved in the history after logout
 +export SAVEHIST=10000
 +# # location of history
 +export HISTFILE=~/.zhistory
 +# # append command to history file once executed
 +setopt INC_APPEND_HISTORY
 +
 +# Disable core dumps
 +limit coredumpsize 0
 +
 +# vi key binding
 +bindkey -v
 +bindkey '^R' history-incremental-search-backward
 +# mapping del
 +bindkey "\e[3~" delete-char
 +
 +setopt AUTO_PUSHD
 +
 +WORDCHARS='*?_-[]~=&;!#$%^(){}<>'
 +
 +# auto-completion
 +setopt COMPLETE_ALIASES
 +setopt AUTO_LIST
 +setopt AUTO_MENU
 +#setopt MENU_COMPLETE
 +setopt MULTIBYTE
 +
 +autoload -U compinit
 +compinit
 +
 +# Completion caching
 +zstyle ':completion::complete:*' use-cache on
 +zstyle ':completion::complete:*' cache-path .zcache
 +#zstyle ':completion:*:cd:*' ignore-parents parent pwd
 +
 +#Completion Options
 +zstyle ':completion:*:match:*' original only
 +zstyle ':completion::prefix-1:*' completer _complete
 +zstyle ':completion:predict:*' completer _complete
 +zstyle ':completion:incremental:*' completer _complete _correct
 +zstyle ':completion:*' completer _complete _prefix _correct _prefix _match _approximate
 +
 +# Path Expansion
 +zstyle ':completion:*' expand 'yes'
 +zstyle ':completion:*' squeeze-shlashes 'yes'
 +zstyle ':completion::complete:*' '\\'
 +
 +#zstyle ':completion:*:*:*:default' menu yes select #interactive
 +zstyle ':completion:*:*:default' force-list always
 +
 +# require /etc/DIR_COLORS to display colors in the completion list
 +[ -f /etc/DIR_COLORS ] && eval $(dircolors -b /etc/DIR_COLORS)
 +export ZLSCOLORS="${LS_COLORS}"
 +zmodload zsh/complist
 +zstyle ':completion:*' list-colors ${(s.:.)LS_COLORS}
 +zstyle ':completion:*:*:kill:*:processes' list-colors '=(#b) #([0-9]#)*=0=01;31'
 +
 +zstyle ':completion:*' completer _complete _match _approximate
 +zstyle ':completion:*:match:*' original only
 +zstyle ':completion:*:approximate:*' max-errors 1 numeric
 +
 +bindkey -M menuselect '^M' .accept-line
 +
 +compdef pkill=kill
 +compdef pkill=killall
 +zstyle ':completion:*:*:kill:*' menu yes select interactive
 +zstyle ':completion:*:kill:*'   force-list always
 +zstyle ':completion:*:processes' command 'ps -au$USER'
 +
 +# Group matches and Describe
 +zstyle ':completion:*:matches' group 'yes'
 +zstyle ':completion:*:options' description 'yes'
 +zstyle ':completion:*:options' auto-description '%d'
 +zstyle ':completion:*:descriptions' format $'\e[01;33m -- %d --\e[0m'
 +zstyle ':completion:*:messages' format $'\e[01;35m -- %d --\e[0m'
 +zstyle ':completion:*:warnings' format $'\e[01;31m -- No Matches Found --\e[0m'
 +
 +alias ll='ls -l'
 +alias grep='grep --color=auto'
 +
 +
 +function precmd {
 +
 +local TERMWIDTH
 +(( TERMWIDTH = ${COLUMNS} - 1 ))
 +
 +###
 +# Truncate the path if it's too long.
 +
 +PR_FILLBAR=""
 +PR_PWDLEN=""
 +
 +local promptsize=${#${(%):---(%n@%m)----}}
 +local pwdsize=${#${(%):-%~}}
 +
 +if [[ "$promptsize + $pwdsize" -gt $TERMWIDTH ]]; then
 +((PR_PWDLEN=$TERMWIDTH - $promptsize))
 +else
 +PR_FILLBAR="\${(l.(($TERMWIDTH - ($promptsize + $pwdsize)))..${PR_HBAR}.)}"
 +fi
 +
 +###
 +# Get APM info.
 +
 +#if which ibam > /dev/null; then
 +#PR_APM_RESULT=`ibam --percentbattery`
 +#elif which apm > /dev/null; then
 +#PR_APM_RESULT=`apm`
 +#fi
 +}
 +
 +setopt extended_glob
 +preexec () {
 +if [[ "$TERM" == "screen" ]]; then
 +local CMD=${1[(wr)^(*=*|sudo|-*)]}
 +echo -n "\ek$CMD\e\\"
 +fi
 +}
 +
 +setprompt () {
 +###
 +# Need this so the prompt will work.
 +
 +setopt prompt_subst
 +
 +###
 +# See if we can use colors.
 +
 +autoload colors zsh/terminfo
 +if [[ "$terminfo[colors]" -ge 8 ]]; then
 +colors
 +fi
 +for color in RED GREEN YELLOW BLUE MAGENTA CYAN WHITE; do
 +eval PR_$color='%{$terminfo[bold]$fg[${(L)color}]%}'
 +eval PR_LIGHT_$color='%{$fg[${(L)color}]%}'
 +(( count = $count + 1 ))
 +done
 +PR_NO_COLOUR="%{$terminfo[sgr0]%}"
 +
 +###
 +# See if we can use extended characters to look nicer.
 +
 +typeset -A altchar
 +set -A altchar ${(s..)terminfo[acsc]}
 +PR_SET_CHARSET="%{$terminfo[enacs]%}"
 +PR_SHIFT_IN="%{$terminfo[smacs]%}"
 +PR_SHIFT_OUT="%{$terminfo[rmacs]%}"
 +PR_HBAR=${altchar[q]:--}
 +#PR_HBAR=" "
 +PR_ULCORNER=${altchar[l]:--}
 +PR_LLCORNER=${altchar[m]:--}
 +PR_LRCORNER=${altchar[j]:--}
 +PR_URCORNER=${altchar[k]:--}
 +
 +###
 +# Decide if we need to set titlebar text.
 +
 +case $TERM in
 +xterm*)
 +PR_TITLEBAR=$'%{\e]0;%(!.-=*[ROOT]*=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\a%}'
 +;;
 +screen)
 +PR_TITLEBAR=$'%{\e_screen \005 (\005t) | %(!.-=[ROOT]=- | .)%n@%m:%~ | ${COLUMNS}x${LINES} | %y\e\\%}'
 +;;
 +*)
 +PR_TITLEBAR=''
 +;;
 +esac
 +
 +###
 +# Decide whether to set a screen title
 +if [[ "$TERM" == "screen" ]]; then
 +PR_STITLE=$'%{\ekzsh\e\\%}'
 +else
 +PR_STITLE=''
 +fi
 +
 +###
 +# APM detection
 +
 +#if which ibam > /dev/null; then
 +#PR_APM='$PR_RED${${PR_APM_RESULT[(f)1]}[(w)-2]}%%(${${PR_APM_RESULT[(f)3]}[(w)-1]})$PR_LIGHT_BLUE:'
 +#elif which apm > /dev/null; then
 +#PR_APM='$PR_RED${PR_APM_RESULT[(w)5,(w)6]/\% /%%}$PR_LIGHT_BLUE:'
 +#else
 +PR_APM=''
 +#fi
 +
 +###
 +# Finally, the prompt.
 +
 +PROMPT='$PR_SET_CHARSET$PR_STITLE${(e)PR_TITLEBAR}\
 +$PR_CYAN$PR_SHIFT_IN$PR_ULCORNER$PR_BLUE$PR_HBAR$PR_SHIFT_OUT [\
 +$PR_GREEN%(!.%SROOT%s.%n)$PR_GREEN@%m\
 +$PR_BLUE]$PR_SHIFT_IN $PR_SHIFT_OUT$PR_BLUE\
 +$PR_MAGENTA%$PR_PWDLEN<..<%~%<<\
 +$PR_BLUE$PR_SHIFT_IN$PR_HBAR${(e)PR_FILLBAR}$PR_CYAN$PR_URCORNER$PR_SHIFT_OUT\
 +
 +$PR_CYAN$PR_SHIFT_IN$PR_LLCORNER$PR_BLUE$PR_HBAR$PR_SHIFT_OUT \
 +%(?..$PR_LIGHT_RED%?$PR_BLUE:)\
 +$PR_LIGHT_BLUE%(!.$PR_RED#.$PR_WHITE\$)$PR_SHIFT_IN$PR_SHIFT_OUT\
 +$PR_CYAN$PR_SHIFT_IN$PR_SHIFT_OUT\
 +$PR_NO_COLOUR '
 +
 +RPROMPT=' $PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_BLUE$PR_HBAR$PR_SHIFT_OUT\
 +($PR_YELLOW%D{%H:%M}$PR_BLUE)$PR_SHIFT_IN$PR_HBAR$PR_CYAN$PR_LRCORNER$PR_SHIFT_OUT$PR_NO_COLOUR'
 +
 +PS2='$PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_SHIFT_OUT\
 +$PR_BLUE$PR_SHIFT_IN$PR_HBAR$PR_SHIFT_OUT(\
 +$PR_LIGHT_GREEN%_$PR_BLUE)$PR_SHIFT_IN$PR_HBAR$PR_SHIFT_OUT\
 +$PR_CYAN$PR_SHIFT_IN$PR_HBAR$PR_SHIFT_OUT$PR_NO_COLOUR '
 +}
 +
 +setprompt
 +</code>
 +
 +
linux/shell.1233370877.txt.gz · 上一次變更: 由 wenpei