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シェルスクリプト

Posted at

現在のシェルを調べる

$ echo $SHELL
#/bin/bash

使用可能なシェルを調べる

$ cat /etc/shells
# List of acceptable shells for chpass(1).
# Ftpd will not allow users to connect who are not using
# one of these shells.

#/bin/bash
#/bin/csh
#/bin/dash
#/bin/ksh
#/bin/sh
#/bin/tcsh
#/bin/zsh

シェルの変更

使用するターミナルのシェルを変更する。ターミナルを再起動すると変更される。

$ chsh -s /bin/csh

出力

シェルスクリプトの作成をする。

# 改行する
$ echo 'test\n'
# 'のエスケープシーケンス
$ echo test\'test\'test

# ヒアドキュメントの活用
cat << MESSAGE
hoge
fuga
MESSAGE

参考リンク

初心者向けシェルスクリプトの基本コマンドの紹介

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