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GNU bash may be started in any combination of various invocation modes.
These modes control:
 * The source from which to intruperate commands:
  * user's terminal
  * shell script
  * command string
  * file contents
  * standard input
 * POSIX compatibality
 * Login shell mode
 * Security settings
 * Restricted Shell access

[[/InteractiveShell]]
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==== POSIX Mode ====

Invocation Modes

Mode

Bash

POSIX Shell

LoginShell

-bash [options]

-sh

bash -l [options]

sh -l

bash --login [options]

sh --login

CommandString

bash -c 'command' [options]

sh [options] -c 'command'

Interactive Shell

bash -i

sh -i

Shell Script

#!/bin/bash [option]

#!/bin/sh [option]

Command File

bash [options] file [args]

sh [options] file [args]

Command Stream

bash [options] -s [SHELL [ARGS]]

sh [options] -s [SHELL [ARGS]]


GNU bash may be started in any combination of various invocation modes. These modes control:

  • The source from which to intruperate commands:
    • user's terminal
    • shell script
    • command string
    • file contents
    • standard input
  • POSIX compatibality
  • Login shell mode
  • Security settings
  • Restricted Shell access

/InteractiveShell

Login Shell

  • Login Shell

POSIX Mode

Command String

Interactive Shell

Command Line

Prompting

Completion

History

Job Control

Shell Script

Command File

Command Stream

Restricted Shell


bash/invocation/mode (last edited 2017-10-20 16:46:01 by Robert Robertson)