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Top Forums Shell Programming and Scripting Inserting Header to another file Post 302925000 by shamrock on Thursday 13th of November 2014 01:01:01 PM
Old 11-13-2014
How about our good ole ex utility...
Code:
ex -sc '0r file1 | x' file2

---------- Post updated at 12:01 PM ---------- Previous update was at 11:57 AM ----------

Quote:
Originally Posted by Don Cragun
You can use awk, cat, ed, ex, sed (with or without -i), or lots of other methods. All of them are going to use a temp file to prepend data into an existing file. Some of them will make the temp file obvious; others will use the temp file under the covers.
AFAIK ed and ex would use an internal buffer instead of a temporary file...
 

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