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# readfile.awk --- read an entire file at once
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#
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# Original idea by Denis Shirokov, cosmogen@gmail.com, April 2013
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#
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function readfile(file, tmp, save_rs)
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{
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save_rs = RS
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RS = "^$"
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getline tmp < file
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close(file)
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RS = save_rs
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return tmp
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}
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