| Value | Meaning
| 0
| Command exited successfully.
| > 0
| Failure during redirection or word expansion (tilde,
variable, command,
and arithmetic expansions, as well as word splitting).
| 1-125
| Command exited unsuccessfully. The meanings of particular
exit values
are defined by each individual command.
| 126
| Command found, but file was not executable.
| 127
| Command not found.
| 128
| unspecified by POSIX
| > 128
| Command died due to receiving a signal.
| | | | | | | |
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posixexit.htm,
Thu Sep 7 16:18:54 CST 2023
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