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jim mcnamara · Aug 28th, 2006, 10:19 AM

> file
truncates (sets the file pointer to the start of an empty file) a file.
It happens before grep runs. Grumpy gave you the workaround.

grep 'stuff ' file1 > tmpfile
mv tmpfile file1

Aug 28th, 2006, 10:19 AM	#3
jim mcnamara Hobbyist Programmer Join Date: Jun 2005 Location: New Mexico Posts: 228 Rep Power: 4	> file truncates (sets the file pointer to the start of an empty file) a file. It happens before grep runs. Grumpy gave you the workaround. (Toggle Plain Text) grep 'stuff ' file1 > tmpfile mv tmpfile file1 grep 'stuff ' file1 > tmpfile mv tmpfile file1