42-archive/42sh/README.md

42zsh

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42sh school project.

Mandatory part:

• Prompt without line edition.
• Builtins cd, echo, exit, env, setenv, unsetenv with there options.
• Executing simple commands with there parameters using PATH.
• Support for redirection >, >>, <and |.
• Logical operand &&and ||.
• Separator ;.

Optional feature (five of theses are mandatory to validate the project):

• Inhibitors ", 'and \.
• Advanced redirections: aggregation of file output and heredoc <<.
• Globbing: *, ?, [], {}, etc.
• Backquotes `.
• Subshell with operand ().
• Local variable and builtin unset and export.
• History with builtin historyand ! with options.
• Advanced line edition.
• File descriptors and builtin read with options.
• Dynamical autocompletion.

Optional feature highly appreciated:

• Job Control and builtins job, fg, bgand operand &.
• Shell Scripting.

Shell / Subshell

Line Edition

Keys	Functions
Opt+C Opt+X Opt+V	Copy Cut Paste
Opt+< Opt+>	Move per words.
Opt+^ Opt+v	Move per line.
Ctrl+L	Clear screen.
Ctrl+C	Terminate/Kill current foreground process.
Ctrl+Z	Suspend/Stop current foreground process.

History

Keys	Functions
^ v	Browse the history.
Ctrl+R	Research function.
!!	Retype the last command.
!n	Retype the n(numerical value) command from the begin of history.
!-n	Retype the -n(numerical value) command from the last command.
!name	Search for a command beginning with name.
!?name	Search for a command which contain name.

Autocompletion

Globbing

Hash Table

Builtin Read

Job Control

Scripting