mirror of
https://github.com/notwa/rc
synced 2024-06-28 18:17:11 -07:00
23 lines
631 B
Bash
23 lines
631 B
Bash
#!/usr/bin/env sh
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# YES_ZSH
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baknow() { ### @-
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### backup a single file by appending its timestamp given by [`now`.](#now)
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###
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### ```
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### $ touch -d '2001-12-25 16:30:00' butts
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### $ baknow butts
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### $ baknow butts
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### cp: overwrite 'butts.2001-12-26_01800000.bak'? n
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### $ ls -l
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### total 0
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### -rw-r--r-- 1 notwa None 0 Dec 25 2001 butts
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### -rw-r--r-- 1 notwa None 0 Dec 25 2001 butts.2001-12-26_01800000.bak
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### ```
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###
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### **TODO:** support multiple files at once.
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cp -ip "${1:?missing file argument}" "$1.$(now "$1").bak"
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}
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[ -n "${preload+-}" ] || baknow "$@"
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