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Abbreviating PROMPT_COMMAND with ${HOME} to ~ replacement using perl
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| #!/bin/bash | |
| PROMPT_COMMAND='PS1X=$(perl -p -e "s|^${HOME}|~|;s|([^/])[^/]*/|$""1/|g" <<<${PWD})' | |
| PS1='\j \u@\h:${PS1X} ' | |
| # http://unix.stackexchange.com/a/26860/6128 |
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