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On Sunday 01 February 2015 14:17:04 Alan McKinnon wrote: |
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> On 01/02/2015 02:18, Adam Carter wrote: |
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> > If you've su'd to root, try 'su -' instead. |
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> > |
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> > Thank you, that was it? |
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> > What difference does it make and why on some boxes it has to be "su |
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> > -" and on others simple "su" works. |
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> > |
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> > Read 'man su'. I dont really understand this stuff well enough, but a |
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> > 'login shell', that is, one started by /bin/login, is setup with a |
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> > different environment to a shell that's started by su (or by, say, |
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> > cron). This is why a shell command or script may work for you when |
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> > you're logged in, but not if you run it from cron. I'm sure other's can |
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> > explain it more correctly and fully. |
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> |
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> This stuff is complex the first time you run into it. |
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--->8 |
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[Much good advice] |
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I think of it simply like this: "su" switches user, and that's all; "su -" |
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gives you the full environment of the user you switch to. |
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-- |
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Rgds |
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Peter. |
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