Bash snippets: Difference between revisions
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__TOC__ |
__TOC__ |
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=== Prompts === |
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<source lang="Bash"> |
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export PS1='\[\033[0;32m\][\[\033[0;31m\]\u@\h \[\033[0;34m\]\w \[\033[0;33m\]$?\[\033[0;32m\]]\n\[\033[0m\]\$\[\033[0m\] ' |
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</source> |
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Output (modulo colours): |
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<pre> |
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[vegard@t460 ~ 0] |
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$ |
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</pre> |
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See also: http://man7.org/linux/man-pages/man1/bash.1.html#PROMPTING |
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=== Adding to the search path === |
=== Adding to the search path === |
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Revision as of 22:28, 13 December 2019
Prompts
export PS1='\[\033[0;32m\][\[\033[0;31m\]\u@\h \[\033[0;34m\]\w \[\033[0;33m\]$?\[\033[0;32m\]]\n\[\033[0m\]\$\[\033[0m\] '
Output (modulo colours):
[vegard@t460 ~ 0] $
See also: http://man7.org/linux/man-pages/man1/bash.1.html#PROMPTING
Adding to the search path
# https://stackoverflow.com/a/9631350/1697183
export LD_LIBRARY_PATH="/foo/bar${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"
This is more secure than plain appending, which can create empty components (e.g. a trailing ":") which are interpreted as "current directory" and lead to DLL search order hijacking.