The shell challenge: changing another process’ working directory
Don’t you hate it when you leave a shell open and you can’t unmount a disk volume because the shell has a firm grip on a directory in that disk? Well, there’s a solution.
Put this on a script, and run it with the offending process ID as the first argument, and the destination directory as the second one: ...
Things to notice:
1. Yes, there’s a quoting bug in the here-document fed to GDB. I couldn’t care less; post the fix as a comment if you want to.
2. Caveat luser: when you sweep the rug off of bash’s feet using this trick, the bash prompt will continue to have the wrong idea of the current directory.
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