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Bash PS4 and indirection level
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From: |
Kevin Shell |
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Subject: |
Bash PS4 and indirection level |
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Date: |
Tue, 17 Nov 2020 21:12:45 +0800 |
Hello bash list.
What constitutes a level of indirection?
The bash manual says the first character of $PS4
indicates one level of indirection but says nothing
about what constitutes an indirection level.
I found the eval command constitutes one indirection level.
--
Anyone stupid enough to be caught by the police is probably guilty.
- Bash PS4 and indirection level,
Kevin Shell <=